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cargo/tests/testsuite/test.rs
Wim Looman 255914696a
Apply -Zpanic-abort-tests to doctests too
2024-02-02 19:45:15 +01:00

4977 lines
125 KiB
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//! Tests for the `cargo test` command.
use cargo_test_support::paths::CargoPathExt;
use cargo_test_support::registry::Package;
use cargo_test_support::{
basic_bin_manifest, basic_lib_manifest, basic_manifest, cargo_exe, project,
};
use cargo_test_support::{cross_compile, paths};
use cargo_test_support::{rustc_host, rustc_host_env, sleep_ms};
use std::fs;
#[cargo_test]
fn cargo_test_simple() {
let p = project()
.file("Cargo.toml", &basic_bin_manifest("foo"))
.file(
"src/main.rs",
r#"
fn hello() -> &'static str {
"hello"
}
pub fn main() {
println!("{}", hello())
}
#[test]
fn test_hello() {
assert_eq!(hello(), "hello")
}
"#,
)
.build();
p.cargo("build").run();
assert!(p.bin("foo").is_file());
p.process(&p.bin("foo")).with_stdout("hello\n").run();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.5.0 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])",
)
.with_stdout_contains("test test_hello ... ok")
.run();
}
#[cargo_test]
fn cargo_test_release() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
authors = []
version = "0.1.0"
[dependencies]
bar = { path = "bar" }
"#,
)
.file(
"src/lib.rs",
r#"
extern crate bar;
pub fn foo() { bar::bar(); }
#[test]
fn test() { foo(); }
"#,
)
.file(
"tests/test.rs",
r#"
extern crate foo;
#[test]
fn test() { foo::foo(); }
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
.file("bar/src/lib.rs", "pub fn bar() {}")
.build();
p.cargo("test -v --release")
.with_stderr(
"\
[COMPILING] bar v0.0.1 ([CWD]/bar)
[RUNNING] [..] -C opt-level=3 [..]
[COMPILING] foo v0.1.0 ([CWD])
[RUNNING] [..] -C opt-level=3 [..]
[RUNNING] [..] -C opt-level=3 [..]
[RUNNING] [..] -C opt-level=3 [..]
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] `[..]target/release/deps/foo-[..][EXE]`
[RUNNING] `[..]target/release/deps/test-[..][EXE]`
[DOCTEST] foo
[RUNNING] `rustdoc [..]--test [..]lib.rs[..]`",
)
.with_stdout_contains_n("test test ... ok", 2)
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn cargo_test_overflow_checks() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.5.0"
authors = []
[[bin]]
name = "foo"
[profile.release]
overflow-checks = true
"#,
)
.file(
"src/foo.rs",
r#"
use std::panic;
pub fn main() {
let r = panic::catch_unwind(|| {
[1, i32::MAX].iter().sum::<i32>();
});
assert!(r.is_err());
}
"#,
)
.build();
p.cargo("build --release").run();
assert!(p.release_bin("foo").is_file());
p.process(&p.release_bin("foo")).with_stdout("").run();
}
#[cargo_test]
fn cargo_test_quiet_with_harness() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
authors = []
[[test]]
name = "foo"
path = "src/foo.rs"
harness = true
"#,
)
.file(
"src/foo.rs",
r#"
fn main() {}
#[test] fn test_hello() {}
"#,
)
.build();
p.cargo("test -q")
.with_stdout(
"
running 1 test
.
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
",
)
.with_stderr("")
.run();
}
#[cargo_test]
fn cargo_test_quiet_no_harness() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
authors = []
[[bin]]
name = "foo"
test = false
[[test]]
name = "foo"
path = "src/main.rs"
harness = false
"#,
)
.file(
"src/main.rs",
r#"
fn main() {}
#[test] fn test_hello() {}
"#,
)
.build();
p.cargo("test -q").with_stdout("").with_stderr("").run();
}
#[cargo_test]
fn cargo_doc_test_quiet() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
authors = []
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// let result = foo::add(2, 3);
/// assert_eq!(result, 5);
/// ```
pub fn add(a: i32, b: i32) -> i32 {
a + b
}
/// ```
/// let result = foo::div(10, 2);
/// assert_eq!(result, 5);
/// ```
///
/// # Panics
///
/// The function panics if the second argument is zero.
///
/// ```rust,should_panic
/// // panics on division by zero
/// foo::div(10, 0);
/// ```
pub fn div(a: i32, b: i32) -> i32 {
if b == 0 {
panic!("Divide-by-zero error");
}
a / b
}
#[test] fn test_hello() {}
"#,
)
.build();
p.cargo("test -q")
.with_stdout(
"
running 1 test
.
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
running 3 tests
...
test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
",
)
.with_stderr("")
.run();
}
#[cargo_test]
fn cargo_test_verbose() {
let p = project()
.file("Cargo.toml", &basic_bin_manifest("foo"))
.file(
"src/main.rs",
r#"
fn main() {}
#[test] fn test_hello() {}
"#,
)
.build();
p.cargo("test -v hello")
.with_stderr(
"\
[COMPILING] foo v0.5.0 ([CWD])
[RUNNING] `rustc [..] src/main.rs [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[CWD]/target/debug/deps/foo-[..] hello`
",
)
.with_stdout_contains("test test_hello ... ok")
.run();
}
#[cargo_test]
fn many_similar_names() {
let p = project()
.file(
"src/lib.rs",
"
pub fn foo() {}
#[test] fn lib_test() {}
",
)
.file(
"src/main.rs",
"
extern crate foo;
fn main() {}
#[test] fn bin_test() { foo::foo() }
",
)
.file(
"tests/foo.rs",
r#"
extern crate foo;
#[test] fn test_test() { foo::foo() }
"#,
)
.build();
p.cargo("test -v")
.with_stdout_contains("test bin_test ... ok")
.with_stdout_contains("test lib_test ... ok")
.with_stdout_contains("test test_test ... ok")
.run();
}
#[cargo_test]
fn cargo_test_failing_test_in_bin() {
let p = project()
.file("Cargo.toml", &basic_bin_manifest("foo"))
.file(
"src/main.rs",
r#"
fn hello() -> &'static str {
"hello"
}
pub fn main() {
println!("{}", hello())
}
#[test]
fn test_hello() {
assert_eq!(hello(), "nope")
}
"#,
)
.build();
p.cargo("build").run();
assert!(p.bin("foo").is_file());
p.process(&p.bin("foo")).with_stdout("hello\n").run();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.5.0 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[ERROR] test failed, to rerun pass `--bin foo`",
)
.with_stdout_contains(
"
running 1 test
test test_hello ... FAILED
failures:
---- test_hello stdout ----
[..]thread '[..]' panicked at [..]",
)
.with_stdout_contains("[..]assertion [..]failed[..]")
.with_stdout_contains("[..]left == right[..]")
.with_stdout_contains("[..]left: [..]\"hello\"[..]")
.with_stdout_contains("[..]right: [..]\"nope\"[..]")
.with_stdout_contains("[..]src/main.rs:12[..]")
.with_stdout_contains(
"\
failures:
test_hello
",
)
.with_status(101)
.run();
}
#[cargo_test]
fn cargo_test_failing_test_in_test() {
let p = project()
.file("Cargo.toml", &basic_bin_manifest("foo"))
.file("src/main.rs", r#"pub fn main() { println!("hello"); }"#)
.file(
"tests/footest.rs",
"#[test] fn test_hello() { assert!(false) }",
)
.build();
p.cargo("build").run();
assert!(p.bin("foo").is_file());
p.process(&p.bin("foo")).with_stdout("hello\n").run();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.5.0 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/footest-[..][EXE])
[ERROR] test failed, to rerun pass `--test footest`",
)
.with_stdout_contains("running 0 tests")
.with_stdout_contains(
"\
running 1 test
test test_hello ... FAILED
failures:
---- test_hello stdout ----
[..]thread '[..]' panicked at [..]tests/footest.rs:1:[..]
",
)
.with_stdout_contains("[..]assertion failed[..]")
.with_stdout_contains(
"\
failures:
test_hello
",
)
.with_status(101)
.run();
}
#[cargo_test]
fn cargo_test_failing_test_in_lib() {
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file("src/lib.rs", "#[test] fn test_hello() { assert!(false) }")
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.5.0 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[ERROR] test failed, to rerun pass `--lib`",
)
.with_stdout_contains(
"\
test test_hello ... FAILED
failures:
---- test_hello stdout ----
[..]thread '[..]' panicked at [..]src/lib.rs:1:[..]
",
)
.with_stdout_contains("[..]assertion failed[..]")
.with_stdout_contains(
"\
failures:
test_hello
",
)
.with_status(101)
.run();
}
#[cargo_test]
fn test_with_lib_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name = "baz"
path = "src/main.rs"
"#,
)
.file(
"src/lib.rs",
r#"
///
/// ```rust
/// extern crate foo;
/// fn main() {
/// println!("{:?}", foo::foo());
/// }
/// ```
///
pub fn foo(){}
#[test] fn lib_test() {}
"#,
)
.file(
"src/main.rs",
"
#[allow(unused_extern_crates)]
extern crate foo;
fn main() {}
#[test]
fn bin_test() {}
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/baz-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test lib_test ... ok")
.with_stdout_contains("test bin_test ... ok")
.with_stdout_contains_n("test [..] ... ok", 3)
.run();
}
#[cargo_test]
fn test_with_deep_lib_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.bar]
path = "../bar"
"#,
)
.file(
"src/lib.rs",
"
#[cfg(test)]
extern crate bar;
/// ```
/// foo::foo();
/// ```
pub fn foo() {}
#[test]
fn bar_test() {
bar::bar();
}
",
)
.build();
let _p2 = project()
.at("bar")
.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
.file("src/lib.rs", "pub fn bar() {} #[test] fn foo_test() {}")
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] bar v0.0.1 ([..])
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target[..])
[DOCTEST] foo",
)
.with_stdout_contains("test bar_test ... ok")
.with_stdout_contains_n("test [..] ... ok", 2)
.run();
}
#[cargo_test]
fn external_test_explicit() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[test]]
name = "test"
path = "src/test.rs"
"#,
)
.file(
"src/lib.rs",
r#"
pub fn get_hello() -> &'static str { "Hello" }
#[test]
fn internal_test() {}
"#,
)
.file(
"src/test.rs",
r#"
extern crate foo;
#[test]
fn external_test() { assert_eq!(foo::get_hello(), "Hello") }
"#,
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/test-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test internal_test ... ok")
.with_stdout_contains("test external_test ... ok")
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn external_test_named_test() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[test]]
name = "test"
"#,
)
.file("src/lib.rs", "")
.file("tests/test.rs", "#[test] fn foo() {}")
.build();
p.cargo("test").run();
}
#[cargo_test]
fn external_test_implicit() {
let p = project()
.file(
"src/lib.rs",
r#"
pub fn get_hello() -> &'static str { "Hello" }
#[test]
fn internal_test() {}
"#,
)
.file(
"tests/external.rs",
r#"
extern crate foo;
#[test]
fn external_test() { assert_eq!(foo::get_hello(), "Hello") }
"#,
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/external-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test internal_test ... ok")
.with_stdout_contains("test external_test ... ok")
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn dont_run_examples() {
let p = project()
.file("src/lib.rs", "")
.file(
"examples/dont-run-me-i-will-fail.rs",
r#"
fn main() { panic!("Examples should not be run by 'cargo test'"); }
"#,
)
.build();
p.cargo("test").run();
}
#[cargo_test]
fn pass_through_escaped() {
let p = project()
.file(
"src/lib.rs",
"
/// ```rust
/// assert!(foo::foo());
/// ```
pub fn foo() -> bool {
true
}
/// ```rust
/// assert!(!foo::bar());
/// ```
pub fn bar() -> bool {
false
}
#[test] fn test_foo() {
assert!(foo());
}
#[test] fn test_bar() {
assert!(!bar());
}
",
)
.build();
p.cargo("test -- bar")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo
",
)
.with_stdout_contains("running 1 test")
.with_stdout_contains("test test_bar ... ok")
.run();
p.cargo("test -- foo")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo
",
)
.with_stdout_contains("running 1 test")
.with_stdout_contains("test test_foo ... ok")
.run();
p.cargo("test -- foo bar")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo
",
)
.with_stdout_contains("running 2 tests")
.with_stdout_contains("test test_foo ... ok")
.with_stdout_contains("test test_bar ... ok")
.run();
}
// Unlike `pass_through_escaped`, doctests won't run when using `testname` as an optimization
#[cargo_test]
fn pass_through_testname() {
let p = project()
.file(
"src/lib.rs",
"
/// ```rust
/// assert!(foo::foo());
/// ```
pub fn foo() -> bool {
true
}
/// ```rust
/// assert!(!foo::bar());
/// ```
pub fn bar() -> bool {
false
}
#[test] fn test_foo() {
assert!(foo());
}
#[test] fn test_bar() {
assert!(!bar());
}
",
)
.build();
p.cargo("test bar")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
",
)
.with_stdout_contains("running 1 test")
.with_stdout_contains("test test_bar ... ok")
.run();
p.cargo("test foo")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
",
)
.with_stdout_contains("running 1 test")
.with_stdout_contains("test test_foo ... ok")
.run();
p.cargo("test foo -- bar")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
",
)
.with_stdout_contains("running 2 tests")
.with_stdout_contains("test test_foo ... ok")
.with_stdout_contains("test test_bar ... ok")
.run();
}
// Regression test for running cargo-test twice with
// tests in an rlib
#[cargo_test]
fn cargo_test_twice() {
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file(
"src/foo.rs",
r#"
#![crate_type = "rlib"]
#[test]
fn dummy_test() { }
"#,
)
.build();
for _ in 0..2 {
p.cargo("test").run();
}
}
#[cargo_test]
fn lib_bin_same_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
name = "foo"
[[bin]]
name = "foo"
"#,
)
.file("src/lib.rs", "#[test] fn lib_test() {}")
.file(
"src/main.rs",
"
#[allow(unused_extern_crates)]
extern crate foo;
#[test]
fn bin_test() {}
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains_n("test [..] ... ok", 2)
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn lib_with_standard_name() {
let p = project()
.file("Cargo.toml", &basic_manifest("syntax", "0.0.1"))
.file(
"src/lib.rs",
"
/// ```
/// syntax::foo();
/// ```
pub fn foo() {}
#[test]
fn foo_test() {}
",
)
.file(
"tests/test.rs",
"
extern crate syntax;
#[test]
fn test() { syntax::foo() }
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] syntax v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/syntax-[..][EXE])
[RUNNING] [..] (target/debug/deps/test-[..][EXE])
[DOCTEST] syntax",
)
.with_stdout_contains("test foo_test ... ok")
.with_stdout_contains("test test ... ok")
.with_stdout_contains_n("test [..] ... ok", 3)
.run();
}
#[cargo_test]
fn lib_with_standard_name2() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
name = "syntax"
test = false
doctest = false
"#,
)
.file("src/lib.rs", "pub fn foo() {}")
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] syntax v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/syntax-[..][EXE])",
)
.with_stdout_contains("test test ... ok")
.run();
}
#[cargo_test]
fn lib_without_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
test = false
doctest = false
"#,
)
.file("src/lib.rs", "pub fn foo() {}")
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] syntax v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/syntax-[..][EXE])",
)
.with_stdout_contains("test test ... ok")
.run();
}
#[cargo_test]
fn bin_without_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
test = false
doctest = false
[[bin]]
path = "src/main.rs"
"#,
)
.file("src/lib.rs", "pub fn foo() {}")
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.build();
p.cargo("test")
.with_status(101)
.with_stderr(
"\
[ERROR] failed to parse manifest at `[..]`
Caused by:
binary target bin.name is required",
)
.run();
}
#[cargo_test]
fn bench_without_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
test = false
doctest = false
[[bench]]
path = "src/bench.rs"
"#,
)
.file("src/lib.rs", "pub fn foo() {}")
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.file(
"src/bench.rs",
"
#![feature(test)]
extern crate syntax;
extern crate test;
#[bench]
fn external_bench(_b: &mut test::Bencher) {}
",
)
.build();
p.cargo("test")
.with_status(101)
.with_stderr(
"\
[ERROR] failed to parse manifest at `[..]`
Caused by:
benchmark target bench.name is required",
)
.run();
}
#[cargo_test]
fn test_without_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
test = false
doctest = false
[[test]]
path = "src/test.rs"
"#,
)
.file(
"src/lib.rs",
r#"
pub fn foo() {}
pub fn get_hello() -> &'static str { "Hello" }
"#,
)
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.file(
"src/test.rs",
r#"
extern crate syntax;
#[test]
fn external_test() { assert_eq!(syntax::get_hello(), "Hello") }
"#,
)
.build();
p.cargo("test")
.with_status(101)
.with_stderr(
"\
[ERROR] failed to parse manifest at `[..]`
Caused by:
test target test.name is required",
)
.run();
}
#[cargo_test]
fn example_without_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "syntax"
version = "0.0.1"
authors = []
[lib]
test = false
doctest = false
[[example]]
path = "examples/example.rs"
"#,
)
.file("src/lib.rs", "pub fn foo() {}")
.file(
"src/main.rs",
"
extern crate syntax;
fn main() {}
#[test]
fn test() { syntax::foo() }
",
)
.file(
"examples/example.rs",
r#"
extern crate syntax;
fn main() {
println!("example1");
}
"#,
)
.build();
p.cargo("test")
.with_status(101)
.with_stderr(
"\
[ERROR] failed to parse manifest at `[..]`
Caused by:
example target example.name is required",
)
.run();
}
#[cargo_test]
fn bin_there_for_integration() {
let p = project()
.file(
"src/main.rs",
"
fn main() { std::process::exit(101); }
#[test] fn main_test() {}
",
)
.file(
"tests/foo.rs",
r#"
use std::process::Command;
#[test]
fn test_test() {
let status = Command::new("target/debug/foo").status().unwrap();
assert_eq!(status.code(), Some(101));
}
"#,
)
.build();
p.cargo("test -v")
.with_stdout_contains("test main_test ... ok")
.with_stdout_contains("test test_test ... ok")
.run();
}
#[cargo_test]
fn test_dylib() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
name = "foo"
crate_type = ["dylib"]
[dependencies.bar]
path = "bar"
"#,
)
.file(
"src/lib.rs",
r#"
extern crate bar as the_bar;
pub fn bar() { the_bar::baz(); }
#[test]
fn foo() { bar(); }
"#,
)
.file(
"tests/test.rs",
r#"
extern crate foo as the_foo;
#[test]
fn foo() { the_foo::bar(); }
"#,
)
.file(
"bar/Cargo.toml",
r#"
[package]
name = "bar"
version = "0.0.1"
authors = []
[lib]
name = "bar"
crate_type = ["dylib"]
"#,
)
.file("bar/src/lib.rs", "pub fn baz() {}")
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] bar v0.0.1 ([CWD]/bar)
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/test-[..][EXE])",
)
.with_stdout_contains_n("test foo ... ok", 2)
.run();
p.root().move_into_the_past();
p.cargo("test")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/debug/deps/test-[..][EXE])",
)
.with_stdout_contains_n("test foo ... ok", 2)
.run();
}
#[cargo_test]
fn test_twice_with_build_cmd() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
build = "build.rs"
"#,
)
.file("build.rs", "fn main() {}")
.file("src/lib.rs", "#[test] fn foo() {}")
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test foo ... ok")
.with_stdout_contains("running 0 tests")
.run();
p.cargo("test")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test foo ... ok")
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn test_then_build() {
let p = project().file("src/lib.rs", "#[test] fn foo() {}").build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("test foo ... ok")
.with_stdout_contains("running 0 tests")
.run();
p.cargo("build").with_stderr("[FINISHED] [..]").run();
}
#[cargo_test]
fn test_no_run() {
let p = project()
.file("src/lib.rs", "#[test] fn foo() { panic!() }")
.build();
p.cargo("test --no-run")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[EXECUTABLE] unittests src/lib.rs (target/debug/deps/foo-[..][EXE])
",
)
.run();
}
#[cargo_test]
fn test_no_run_emit_json() {
let p = project()
.file("src/lib.rs", "#[test] fn foo() { panic!() }")
.build();
p.cargo("test --no-run --message-format json")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
",
)
.run();
}
#[cargo_test]
fn test_run_specific_bin_target() {
let prj = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name="bin1"
path="src/bin1.rs"
[[bin]]
name="bin2"
path="src/bin2.rs"
"#,
)
.file("src/bin1.rs", "#[test] fn test1() { }")
.file("src/bin2.rs", "#[test] fn test2() { }")
.build();
prj.cargo("test --bin bin2")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/bin2-[..][EXE])",
)
.with_stdout_contains("test test2 ... ok")
.run();
}
#[cargo_test]
fn test_run_implicit_bin_target() {
let prj = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name="mybin"
path="src/mybin.rs"
"#,
)
.file(
"src/mybin.rs",
"#[test] fn test_in_bin() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file("tests/mytest.rs", "#[test] fn test_in_test() { }")
.file("benches/mybench.rs", "#[test] fn test_in_bench() { }")
.file(
"examples/myexm.rs",
"#[test] fn test_in_exm() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.build();
prj.cargo("test --bins")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/mybin-[..][EXE])",
)
.with_stdout_contains("test test_in_bin ... ok")
.run();
}
#[cargo_test]
fn test_run_specific_test_target() {
let prj = project()
.file("src/bin/a.rs", "fn main() { }")
.file("src/bin/b.rs", "#[test] fn test_b() { } fn main() { }")
.file("tests/a.rs", "#[test] fn test_a() { }")
.file("tests/b.rs", "#[test] fn test_b() { }")
.build();
prj.cargo("test --test b")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/b-[..][EXE])",
)
.with_stdout_contains("test test_b ... ok")
.run();
}
#[cargo_test]
fn test_run_implicit_test_target() {
let prj = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name="mybin"
path="src/mybin.rs"
"#,
)
.file(
"src/mybin.rs",
"#[test] fn test_in_bin() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file("tests/mytest.rs", "#[test] fn test_in_test() { }")
.file("benches/mybench.rs", "#[test] fn test_in_bench() { }")
.file(
"examples/myexm.rs",
"fn main() { compile_error!(\"Don't build me!\"); }",
)
.build();
prj.cargo("test --tests")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/mybin-[..][EXE])
[RUNNING] [..] (target/debug/deps/mytest-[..][EXE])",
)
.with_stdout_contains("test test_in_test ... ok")
.run();
}
#[cargo_test]
fn test_run_implicit_bench_target() {
let prj = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name="mybin"
path="src/mybin.rs"
"#,
)
.file(
"src/mybin.rs",
"#[test] fn test_in_bin() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file("tests/mytest.rs", "#[test] fn test_in_test() { }")
.file("benches/mybench.rs", "#[test] fn test_in_bench() { }")
.file(
"examples/myexm.rs",
"fn main() { compile_error!(\"Don't build me!\"); }",
)
.build();
prj.cargo("test --benches")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/mybin-[..][EXE])
[RUNNING] [..] (target/debug/deps/mybench-[..][EXE])",
)
.with_stdout_contains("test test_in_bench ... ok")
.run();
}
#[cargo_test]
fn test_run_implicit_example_target() {
let prj = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name = "mybin"
path = "src/mybin.rs"
[[example]]
name = "myexm1"
[[example]]
name = "myexm2"
test = true
"#,
)
.file(
"src/mybin.rs",
"#[test] fn test_in_bin() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file("tests/mytest.rs", "#[test] fn test_in_test() { }")
.file("benches/mybench.rs", "#[test] fn test_in_bench() { }")
.file(
"examples/myexm1.rs",
"#[test] fn test_in_exm() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file(
"examples/myexm2.rs",
"#[test] fn test_in_exm() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.build();
// Compiles myexm1 as normal, but does not run it.
prj.cargo("test -v")
.with_stderr_contains("[RUNNING] `rustc [..]myexm1.rs [..]--crate-type bin[..]")
.with_stderr_contains("[RUNNING] `rustc [..]myexm2.rs [..]--test[..]")
.with_stderr_does_not_contain("[RUNNING] [..]myexm1-[..]")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]")
.run();
// Only tests myexm2.
prj.cargo("test --tests")
.with_stderr_does_not_contain("[RUNNING] [..]myexm1-[..]")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]")
.run();
// Tests all examples.
prj.cargo("test --examples")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm1-[..]")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]")
.run();
// Test an example, even without `test` set.
prj.cargo("test --example myexm1")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm1-[..]")
.run();
// Tests all examples.
prj.cargo("test --all-targets")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm1-[..]")
.with_stderr_contains("[RUNNING] [..]target/debug/examples/myexm2-[..]")
.run();
}
#[cargo_test]
fn test_filtered_excludes_compiling_examples() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name = "mybin"
test = false
"#,
)
.file(
"src/lib.rs",
"#[cfg(test)] mod tests { #[test] fn test_in_lib() { } }",
)
.file(
"src/bin/mybin.rs",
"#[test] fn test_in_bin() { }
fn main() { panic!(\"Don't execute me!\"); }",
)
.file("tests/mytest.rs", "#[test] fn test_in_test() { }")
.file(
"benches/mybench.rs",
"#[test] fn test_in_bench() { assert!(false) }",
)
.file(
"examples/myexm1.rs",
"#[test] fn test_in_exm() { assert!(false) }
fn main() { panic!(\"Don't execute me!\"); }",
)
.build();
p.cargo("test -v test_in_")
.with_stdout(
"
running 1 test
test tests::test_in_lib ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
running 1 test
test test_in_test ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
",
)
.with_stderr_unordered(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `rustc --crate-name foo src/lib.rs [..] --crate-type lib [..]`
[RUNNING] `rustc --crate-name foo src/lib.rs [..] --test [..]`
[RUNNING] `rustc --crate-name mybin src/bin/mybin.rs [..] --crate-type bin [..]`
[RUNNING] `rustc --crate-name mytest tests/mytest.rs [..] --test [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[CWD]/target/debug/deps/foo-[..] test_in_`
[RUNNING] `[CWD]/target/debug/deps/mytest-[..] test_in_`
",
)
.with_stderr_does_not_contain("[RUNNING][..]rustc[..]myexm1[..]")
.with_stderr_does_not_contain("[RUNNING][..]deps/mybin-[..] test_in_")
.run();
}
#[cargo_test]
fn test_no_harness() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[[bin]]
name = "foo"
test = false
[[test]]
name = "bar"
path = "foo.rs"
harness = false
"#,
)
.file("src/main.rs", "fn main() {}")
.file("foo.rs", "fn main() {}")
.build();
p.cargo("test -- --nocapture")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/bar-[..][EXE])
",
)
.run();
}
#[cargo_test]
fn selective_testing() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.d1]
path = "d1"
[dependencies.d2]
path = "d2"
[lib]
name = "foo"
doctest = false
"#,
)
.file("src/lib.rs", "")
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.1"
authors = []
[lib]
name = "d1"
doctest = false
"#,
)
.file("d1/src/lib.rs", "")
.file(
"d1/src/main.rs",
"#[allow(unused_extern_crates)] extern crate d1; fn main() {}",
)
.file(
"d2/Cargo.toml",
r#"
[package]
name = "d2"
version = "0.0.1"
authors = []
[lib]
name = "d2"
doctest = false
"#,
)
.file("d2/src/lib.rs", "")
.file(
"d2/src/main.rs",
"#[allow(unused_extern_crates)] extern crate d2; fn main() {}",
);
let p = p.build();
println!("d1");
p.cargo("test -p d1")
.with_stderr(
"\
[COMPILING] d1 v0.0.1 ([CWD]/d1)
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/d1-[..][EXE])
[RUNNING] [..] (target/debug/deps/d1-[..][EXE])",
)
.with_stdout_contains_n("running 0 tests", 2)
.run();
println!("d2");
p.cargo("test -p d2")
.with_stderr(
"\
[COMPILING] d2 v0.0.1 ([CWD]/d2)
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/d2-[..][EXE])
[RUNNING] [..] (target/debug/deps/d2-[..][EXE])",
)
.with_stdout_contains_n("running 0 tests", 2)
.run();
println!("whole");
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])",
)
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn almost_cyclic_but_not_quite() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dev-dependencies.b]
path = "b"
[dev-dependencies.c]
path = "c"
"#,
)
.file(
"src/lib.rs",
r#"
#[cfg(test)] extern crate b;
#[cfg(test)] extern crate c;
"#,
)
.file(
"b/Cargo.toml",
r#"
[package]
name = "b"
version = "0.0.1"
authors = []
[dependencies.foo]
path = ".."
"#,
)
.file(
"b/src/lib.rs",
r#"
#[allow(unused_extern_crates)]
extern crate foo;
"#,
)
.file("c/Cargo.toml", &basic_manifest("c", "0.0.1"))
.file("c/src/lib.rs", "")
.build();
p.cargo("build").run();
p.cargo("test").run();
}
#[cargo_test]
fn build_then_selective_test() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.b]
path = "b"
"#,
)
.file(
"src/lib.rs",
"#[allow(unused_extern_crates)] extern crate b;",
)
.file(
"src/main.rs",
r#"
#[allow(unused_extern_crates)]
extern crate b;
#[allow(unused_extern_crates)]
extern crate foo;
fn main() {}
"#,
)
.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
.file("b/src/lib.rs", "")
.build();
p.cargo("build").run();
p.root().move_into_the_past();
p.cargo("test -p b").run();
}
#[cargo_test]
fn example_dev_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dev-dependencies.bar]
path = "bar"
"#,
)
.file("src/lib.rs", "")
.file("examples/e1.rs", "extern crate bar; fn main() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
.file(
"bar/src/lib.rs",
r#"
// make sure this file takes awhile to compile
macro_rules! f0( () => (1) );
macro_rules! f1( () => ({(f0!()) + (f0!())}) );
macro_rules! f2( () => ({(f1!()) + (f1!())}) );
macro_rules! f3( () => ({(f2!()) + (f2!())}) );
macro_rules! f4( () => ({(f3!()) + (f3!())}) );
macro_rules! f5( () => ({(f4!()) + (f4!())}) );
macro_rules! f6( () => ({(f5!()) + (f5!())}) );
macro_rules! f7( () => ({(f6!()) + (f6!())}) );
macro_rules! f8( () => ({(f7!()) + (f7!())}) );
pub fn bar() {
f8!();
}
"#,
)
.build();
p.cargo("test").run();
p.cargo("run --example e1 --release -v").run();
}
#[cargo_test]
fn selective_testing_with_docs() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.d1]
path = "d1"
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// not valid rust
/// ```
pub fn foo() {}
"#,
)
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.1"
authors = []
[lib]
name = "d1"
path = "d1.rs"
"#,
)
.file("d1/d1.rs", "");
let p = p.build();
p.cargo("test -p d1")
.with_stderr(
"\
[COMPILING] d1 v0.0.1 ([CWD]/d1)
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/d1[..][EXE])
[DOCTEST] d1",
)
.with_stdout_contains_n("running 0 tests", 2)
.run();
}
#[cargo_test]
fn example_bin_same_name() {
let p = project()
.file("src/bin/foo.rs", r#"fn main() { println!("bin"); }"#)
.file("examples/foo.rs", r#"fn main() { println!("example"); }"#)
.build();
p.cargo("test --no-run -v")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `rustc [..]`
[RUNNING] `rustc [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]`
",
)
.run();
assert!(!p.bin("foo").is_file());
assert!(p.bin("examples/foo").is_file());
p.process(&p.bin("examples/foo"))
.with_stdout("example\n")
.run();
p.cargo("run")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..]",
)
.with_stdout("bin")
.run();
assert!(p.bin("foo").is_file());
}
#[cargo_test]
fn test_with_example_twice() {
let p = project()
.file("src/bin/foo.rs", r#"fn main() { println!("bin"); }"#)
.file("examples/foo.rs", r#"fn main() { println!("example"); }"#)
.build();
println!("first");
p.cargo("test -v").run();
assert!(p.bin("examples/foo").is_file());
println!("second");
p.cargo("test -v").run();
assert!(p.bin("examples/foo").is_file());
}
#[cargo_test]
fn example_with_dev_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
name = "foo"
test = false
doctest = false
[dev-dependencies.a]
path = "a"
"#,
)
.file("src/lib.rs", "")
.file(
"examples/ex.rs",
"#[allow(unused_extern_crates)] extern crate a; fn main() {}",
)
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "")
.build();
p.cargo("test -v")
.with_stderr(
"\
[..]
[..]
[..]
[..]
[RUNNING] `rustc --crate-name ex [..] --extern a=[..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
",
)
.run();
}
#[cargo_test]
fn bin_is_preserved() {
let p = project()
.file("src/lib.rs", "")
.file("src/main.rs", "fn main() {}")
.build();
p.cargo("build -v").run();
assert!(p.bin("foo").is_file());
println!("test");
p.cargo("test -v").run();
assert!(p.bin("foo").is_file());
}
#[cargo_test]
fn bad_example() {
let p = project().file("src/lib.rs", "");
let p = p.build();
p.cargo("run --example foo")
.with_status(101)
.with_stderr(
"\
[ERROR] no example target named `foo`.
",
)
.run();
p.cargo("run --bin foo")
.with_status(101)
.with_stderr(
"\
[ERROR] no bin target named `foo`.
",
)
.run();
}
#[cargo_test]
fn doctest_feature() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[features]
bar = []
"#,
)
.file(
"src/lib.rs",
r#"
/// ```rust
/// assert_eq!(foo::foo(), 1);
/// ```
#[cfg(feature = "bar")]
pub fn foo() -> i32 { 1 }
"#,
)
.build();
p.cargo("test --features bar")
.with_stderr(
"\
[COMPILING] foo [..]
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("running 0 tests")
.with_stdout_contains("test [..] ... ok")
.run();
}
#[cargo_test]
fn dashes_to_underscores() {
let p = project()
.file("Cargo.toml", &basic_manifest("foo-bar", "0.0.1"))
.file(
"src/lib.rs",
r#"
/// ```
/// assert_eq!(foo_bar::foo(), 1);
/// ```
pub fn foo() -> i32 { 1 }
"#,
)
.build();
p.cargo("test -v").run();
}
#[cargo_test]
fn doctest_dev_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dev-dependencies]
b = { path = "b" }
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// extern crate b;
/// ```
pub fn foo() {}
"#,
)
.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
.file("b/src/lib.rs", "")
.build();
p.cargo("test -v").run();
}
#[cargo_test]
fn filter_no_doc_tests() {
let p = project()
.file(
"src/lib.rs",
r#"
/// ```
/// extern crate b;
/// ```
pub fn foo() {}
"#,
)
.file("tests/foo.rs", "")
.build();
p.cargo("test --test=foo")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo[..][EXE])",
)
.with_stdout_contains("running 0 tests")
.run();
}
#[cargo_test]
fn dylib_doctest() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
name = "foo"
crate-type = ["rlib", "dylib"]
test = false
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// foo::foo();
/// ```
pub fn foo() {}
"#,
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[DOCTEST] foo",
)
.with_stdout_contains("test [..] ... ok")
.run();
}
#[cargo_test]
fn dylib_doctest2() {
// Can't doc-test dylibs, as they're statically linked together.
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
name = "foo"
crate-type = ["dylib"]
test = false
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// foo::foo();
/// ```
pub fn foo() {}
"#,
)
.build();
p.cargo("test").with_stderr("[FINISHED] [..]").run();
}
#[cargo_test]
fn cyclic_dev_dep_doc_test() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dev-dependencies]
bar = { path = "bar" }
"#,
)
.file(
"src/lib.rs",
r#"
//! ```
//! extern crate bar;
//! ```
"#,
)
.file(
"bar/Cargo.toml",
r#"
[package]
name = "bar"
version = "0.0.1"
authors = []
[dependencies]
foo = { path = ".." }
"#,
)
.file(
"bar/src/lib.rs",
r#"
#[allow(unused_extern_crates)]
extern crate foo;
"#,
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[COMPILING] bar v0.0.1 ([..])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo[..][EXE])
[DOCTEST] foo",
)
.with_stdout_contains("running 0 tests")
.with_stdout_contains("test [..] ... ok")
.run();
}
#[cargo_test]
fn dev_dep_with_build_script() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dev-dependencies]
bar = { path = "bar" }
"#,
)
.file("src/lib.rs", "")
.file("examples/foo.rs", "fn main() {}")
.file(
"bar/Cargo.toml",
r#"
[package]
name = "bar"
version = "0.0.1"
authors = []
build = "build.rs"
"#,
)
.file("bar/src/lib.rs", "")
.file("bar/build.rs", "fn main() {}")
.build();
p.cargo("test").run();
}
#[cargo_test]
fn no_fail_fast() {
let p = project()
.file(
"src/lib.rs",
r#"
pub fn add_one(x: i32) -> i32{
x + 1
}
/// ```rust
/// use foo::sub_one;
/// assert_eq!(sub_one(101), 100);
/// ```
pub fn sub_one(x: i32) -> i32{
x - 1
}
"#,
)
.file(
"tests/test_add_one.rs",
r#"
extern crate foo;
use foo::*;
#[test]
fn add_one_test() {
assert_eq!(add_one(1), 2);
}
#[test]
fn fail_add_one_test() {
assert_eq!(add_one(1), 1);
}
"#,
)
.file(
"tests/test_sub_one.rs",
r#"
extern crate foo;
use foo::*;
#[test]
fn sub_one_test() {
assert_eq!(sub_one(1), 0);
}
"#,
)
.build();
p.cargo("test --no-fail-fast")
.with_status(101)
.with_stderr(
"\
[COMPILING] foo v0.0.1 [..]
[FINISHED] test [..]
[RUNNING] unittests src/lib.rs (target/debug/deps/foo[..])
[RUNNING] tests/test_add_one.rs (target/debug/deps/test_add_one[..])
[ERROR] test failed, to rerun pass `--test test_add_one`
[RUNNING] tests/test_sub_one.rs (target/debug/deps/test_sub_one[..])
[DOCTEST] foo
[ERROR] 1 target failed:
`--test test_add_one`
",
)
.with_stdout_contains("running 0 tests")
.with_stdout_contains("test result: FAILED. [..]")
.with_stdout_contains("test sub_one_test ... ok")
.with_stdout_contains_n("test [..] ... ok", 3)
.run();
}
#[cargo_test]
fn test_multiple_packages() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.d1]
path = "d1"
[dependencies.d2]
path = "d2"
[lib]
name = "foo"
doctest = false
"#,
)
.file("src/lib.rs", "")
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.1"
authors = []
[lib]
name = "d1"
doctest = false
"#,
)
.file("d1/src/lib.rs", "")
.file(
"d2/Cargo.toml",
r#"
[package]
name = "d2"
version = "0.0.1"
authors = []
[lib]
name = "d2"
doctest = false
"#,
)
.file("d2/src/lib.rs", "");
let p = p.build();
p.cargo("test -p d1 -p d2")
.with_stderr_contains("[RUNNING] [..] (target/debug/deps/d1-[..][EXE])")
.with_stderr_contains("[RUNNING] [..] (target/debug/deps/d2-[..][EXE])")
.with_stdout_contains_n("running 0 tests", 2)
.run();
}
#[cargo_test]
fn bin_does_not_rebuild_tests() {
let p = project()
.file("src/lib.rs", "")
.file("src/main.rs", "fn main() {}")
.file("tests/foo.rs", "");
let p = p.build();
p.cargo("test -v").run();
sleep_ms(1000);
fs::write(p.root().join("src/main.rs"), "fn main() { 3; }").unwrap();
p.cargo("test -v --no-run")
.with_stderr(
"\
[DIRTY] foo v0.0.1 ([..]): the file `src/main.rs` has changed ([..])
[COMPILING] foo v0.0.1 ([..])
[RUNNING] `rustc [..] src/main.rs [..]`
[RUNNING] `rustc [..] src/main.rs [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]`
[EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]`
[EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]`
",
)
.run();
}
#[cargo_test]
fn selective_test_wonky_profile() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[profile.release]
opt-level = 2
[dependencies]
a = { path = "a" }
"#,
)
.file("src/lib.rs", "")
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "");
let p = p.build();
p.cargo("test -v --no-run --release -p foo -p a").run();
}
#[cargo_test]
fn selective_test_optional_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies]
a = { path = "a", optional = true }
"#,
)
.file("src/lib.rs", "")
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "");
let p = p.build();
p.cargo("test -v --no-run --features a -p a")
.with_stderr(
"\
[COMPILING] a v0.0.1 ([..])
[RUNNING] `rustc [..] a/src/lib.rs [..]`
[RUNNING] `rustc [..] a/src/lib.rs [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[EXECUTABLE] `[..]/target/debug/deps/a-[..][EXE]`
",
)
.run();
}
#[cargo_test]
fn only_test_docs() {
let p = project()
.file(
"src/lib.rs",
r#"
#[test]
fn foo() {
let a: u32 = "hello";
}
/// ```
/// foo::bar();
/// println!("ok");
/// ```
pub fn bar() {
}
"#,
)
.file("tests/foo.rs", "this is not rust");
let p = p.build();
p.cargo("test --doc")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[DOCTEST] foo",
)
.with_stdout_contains("test [..] ... ok")
.run();
}
#[cargo_test]
fn test_panic_abort_with_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies]
bar = { path = "bar" }
[profile.dev]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
r#"
extern crate bar;
#[test]
fn foo() {}
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
.file("bar/src/lib.rs", "")
.build();
p.cargo("test -v").run();
}
#[cargo_test]
fn cfg_test_even_with_no_harness() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[lib]
harness = false
doctest = false
"#,
)
.file(
"src/lib.rs",
r#"#[cfg(test)] fn main() { println!("hello!"); }"#,
)
.build();
p.cargo("test -v")
.with_stdout("hello!\n")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([..])
[RUNNING] `rustc [..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[..]`
",
)
.run();
}
#[cargo_test]
fn panic_abort_multiple() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies]
a = { path = "a" }
[profile.release]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
"#[allow(unused_extern_crates)] extern crate a;",
)
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "")
.build();
p.cargo("test --release -v -p foo -p a").run();
}
#[cargo_test]
fn pass_correct_cfgs_flags_to_rustdoc() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
authors = []
[features]
default = ["feature_a/default"]
nightly = ["feature_a/nightly"]
[dependencies.feature_a]
path = "libs/feature_a"
default-features = false
"#,
)
.file(
"src/lib.rs",
r#"
#[cfg(test)]
mod tests {
#[test]
fn it_works() {
assert!(true);
}
}
"#,
)
.file(
"libs/feature_a/Cargo.toml",
r#"
[package]
name = "feature_a"
version = "0.1.0"
authors = []
[features]
default = ["mock_serde_codegen"]
nightly = ["mock_serde_derive"]
[dependencies]
mock_serde_derive = { path = "../mock_serde_derive", optional = true }
[build-dependencies]
mock_serde_codegen = { path = "../mock_serde_codegen", optional = true }
"#,
)
.file(
"libs/feature_a/src/lib.rs",
r#"
#[cfg(feature = "mock_serde_derive")]
const MSG: &'static str = "This is safe";
#[cfg(feature = "mock_serde_codegen")]
const MSG: &'static str = "This is risky";
pub fn get() -> &'static str {
MSG
}
"#,
)
.file(
"libs/mock_serde_derive/Cargo.toml",
&basic_manifest("mock_serde_derive", "0.1.0"),
)
.file("libs/mock_serde_derive/src/lib.rs", "")
.file(
"libs/mock_serde_codegen/Cargo.toml",
&basic_manifest("mock_serde_codegen", "0.1.0"),
)
.file("libs/mock_serde_codegen/src/lib.rs", "");
let p = p.build();
p.cargo("test --package feature_a --verbose")
.with_stderr_contains(
"\
[DOCTEST] feature_a
[RUNNING] `rustdoc [..]--test [..]mock_serde_codegen[..]`",
)
.run();
p.cargo("test --verbose")
.with_stderr_contains(
"\
[DOCTEST] foo
[RUNNING] `rustdoc [..]--test [..]feature_a[..]`",
)
.run();
}
#[cargo_test]
fn test_release_ignore_panic() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies]
a = { path = "a" }
[profile.test]
panic = 'abort'
[profile.release]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
"#[allow(unused_extern_crates)] extern crate a;",
)
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "");
let p = p.build();
println!("test");
p.cargo("test -v").run();
println!("bench");
p.cargo("bench -v").run();
}
#[cargo_test]
fn test_many_with_features() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies]
a = { path = "a" }
[features]
foo = []
[workspace]
"#,
)
.file("src/lib.rs", "")
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
.file("a/src/lib.rs", "")
.build();
p.cargo("test -v -p a -p foo --features foo").run();
}
#[cargo_test]
fn test_all_workspace() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[dependencies]
bar = { path = "bar" }
[workspace]
"#,
)
.file("src/main.rs", "#[test] fn foo_test() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] fn bar_test() {}")
.build();
p.cargo("test --workspace")
.with_stdout_contains("test foo_test ... ok")
.with_stdout_contains("test bar_test ... ok")
.run();
}
#[cargo_test]
fn test_all_exclude() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[workspace]
members = ["bar", "baz"]
"#,
)
.file("src/main.rs", "fn main() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] pub fn bar() {}")
.file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0"))
.file("baz/src/lib.rs", "#[test] pub fn baz() { assert!(false); }")
.build();
p.cargo("test --workspace --exclude baz")
.with_stdout_contains(
"running 1 test
test bar ... ok",
)
.run();
}
#[cargo_test]
fn test_all_exclude_not_found() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[workspace]
members = ["bar"]
"#,
)
.file("src/main.rs", "fn main() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] pub fn bar() {}")
.build();
p.cargo("test --workspace --exclude baz")
.with_stderr_contains("[WARNING] excluded package(s) `baz` not found in workspace [..]")
.with_stdout_contains(
"running 1 test
test bar ... ok",
)
.run();
}
#[cargo_test]
fn test_all_exclude_glob() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[workspace]
members = ["bar", "baz"]
"#,
)
.file("src/main.rs", "fn main() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] pub fn bar() {}")
.file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0"))
.file("baz/src/lib.rs", "#[test] pub fn baz() { assert!(false); }")
.build();
p.cargo("test --workspace --exclude '*z'")
.with_stdout_contains(
"running 1 test
test bar ... ok",
)
.run();
}
#[cargo_test]
fn test_all_exclude_glob_not_found() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[workspace]
members = ["bar"]
"#,
)
.file("src/main.rs", "fn main() {}")
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] pub fn bar() {}")
.build();
p.cargo("test --workspace --exclude '*z'")
.with_stderr_contains(
"[WARNING] excluded package pattern(s) `*z` not found in workspace [..]",
)
.with_stdout_contains(
"running 1 test
test bar ... ok",
)
.run();
}
#[cargo_test]
fn test_all_exclude_broken_glob() {
let p = project().file("src/main.rs", "fn main() {}").build();
p.cargo("test --workspace --exclude '[*z'")
.with_status(101)
.with_stderr_contains("[ERROR] cannot build glob pattern from `[*z`")
.run();
}
#[cargo_test]
fn test_all_virtual_manifest() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["a", "b"]
"#,
)
.file("a/Cargo.toml", &basic_manifest("a", "0.1.0"))
.file("a/src/lib.rs", "#[test] fn a() {}")
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
.file("b/src/lib.rs", "#[test] fn b() {}")
.build();
p.cargo("test --workspace")
.with_stdout_contains("running 1 test\ntest a ... ok")
.with_stdout_contains("running 1 test\ntest b ... ok")
.run();
}
#[cargo_test]
fn test_virtual_manifest_all_implied() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["a", "b"]
"#,
)
.file("a/Cargo.toml", &basic_manifest("a", "0.1.0"))
.file("a/src/lib.rs", "#[test] fn a() {}")
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
.file("b/src/lib.rs", "#[test] fn b() {}")
.build();
p.cargo("test")
.with_stdout_contains("running 1 test\ntest a ... ok")
.with_stdout_contains("running 1 test\ntest b ... ok")
.run();
}
#[cargo_test]
fn test_virtual_manifest_one_project() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["bar", "baz"]
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] fn bar() {}")
.file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0"))
.file("baz/src/lib.rs", "#[test] fn baz() { assert!(false); }")
.build();
p.cargo("test -p bar")
.with_stdout_contains("running 1 test\ntest bar ... ok")
.with_stdout_does_not_contain("running 1 test\ntest baz ... ok")
.run();
}
#[cargo_test]
fn test_virtual_manifest_glob() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["bar", "baz"]
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] fn bar() { assert!(false); }")
.file("baz/Cargo.toml", &basic_manifest("baz", "0.1.0"))
.file("baz/src/lib.rs", "#[test] fn baz() {}")
.build();
p.cargo("test -p '*z'")
.with_stdout_does_not_contain("running 1 test\ntest bar ... ok")
.with_stdout_contains("running 1 test\ntest baz ... ok")
.run();
}
#[cargo_test]
fn test_virtual_manifest_glob_not_found() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["bar"]
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] fn bar() {}")
.build();
p.cargo("test -p bar -p '*z'")
.with_status(101)
.with_stderr("[ERROR] package pattern(s) `*z` not found in workspace [..]")
.run();
}
#[cargo_test]
fn test_virtual_manifest_broken_glob() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["bar"]
"#,
)
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
.file("bar/src/lib.rs", "#[test] fn bar() {}")
.build();
p.cargo("test -p '[*z'")
.with_status(101)
.with_stderr_contains("[ERROR] cannot build glob pattern from `[*z`")
.run();
}
#[cargo_test]
fn test_all_member_dependency_same_name() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["a"]
"#,
)
.file(
"a/Cargo.toml",
r#"
[package]
name = "a"
version = "0.1.0"
[dependencies]
a = "0.1.0"
"#,
)
.file("a/src/lib.rs", "#[test] fn a() {}")
.build();
Package::new("a", "0.1.0").publish();
p.cargo("test --workspace")
.with_stdout_contains("test a ... ok")
.run();
}
#[cargo_test]
fn doctest_only_with_dev_dep() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "a"
version = "0.1.0"
[dev-dependencies]
b = { path = "b" }
"#,
)
.file(
"src/lib.rs",
r#"
/// ```
/// extern crate b;
///
/// b::b();
/// ```
pub fn a() {}
"#,
)
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
.file("b/src/lib.rs", "pub fn b() {}")
.build();
p.cargo("test --doc -v").run();
}
#[cargo_test]
fn test_many_targets() {
let p = project()
.file(
"src/bin/a.rs",
r#"
fn main() {}
#[test] fn bin_a() {}
"#,
)
.file(
"src/bin/b.rs",
r#"
fn main() {}
#[test] fn bin_b() {}
"#,
)
.file(
"src/bin/c.rs",
r#"
fn main() {}
#[test] fn bin_c() { panic!(); }
"#,
)
.file(
"examples/a.rs",
r#"
fn main() {}
#[test] fn example_a() {}
"#,
)
.file(
"examples/b.rs",
r#"
fn main() {}
#[test] fn example_b() {}
"#,
)
.file("examples/c.rs", "#[test] fn example_c() { panic!(); }")
.file("tests/a.rs", "#[test] fn test_a() {}")
.file("tests/b.rs", "#[test] fn test_b() {}")
.file("tests/c.rs", "does not compile")
.build();
p.cargo("test --verbose --bin a --bin b --example a --example b --test a --test b")
.with_stdout_contains("test bin_a ... ok")
.with_stdout_contains("test bin_b ... ok")
.with_stdout_contains("test test_a ... ok")
.with_stdout_contains("test test_b ... ok")
.with_stderr_contains("[RUNNING] `rustc --crate-name a examples/a.rs [..]`")
.with_stderr_contains("[RUNNING] `rustc --crate-name b examples/b.rs [..]`")
.run();
}
#[cargo_test]
fn doctest_and_registry() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "a"
version = "0.1.0"
[dependencies]
b = { path = "b" }
c = { path = "c" }
[workspace]
"#,
)
.file("src/lib.rs", "")
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
.file(
"b/src/lib.rs",
"
/// ```
/// b::foo();
/// ```
pub fn foo() {}
",
)
.file(
"c/Cargo.toml",
r#"
[package]
name = "c"
version = "0.1.0"
[dependencies]
b = "0.1"
"#,
)
.file("c/src/lib.rs", "")
.build();
Package::new("b", "0.1.0").publish();
p.cargo("test --workspace -v").run();
}
#[cargo_test]
fn cargo_test_env() {
let src = format!(
r#"
#![crate_type = "rlib"]
#[test]
fn env_test() {{
use std::env;
eprintln!("{{}}", env::var("{}").unwrap());
}}
"#,
cargo::CARGO_ENV
);
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file("src/lib.rs", &src)
.build();
let cargo = cargo_exe().canonicalize().unwrap();
p.cargo("test --lib -- --nocapture")
.with_stderr_contains(cargo.to_str().unwrap())
.with_stdout_contains("test env_test ... ok")
.run();
// Check that `cargo test` propagates the environment's $CARGO
let rustc = cargo_util::paths::resolve_executable("rustc".as_ref())
.unwrap()
.canonicalize()
.unwrap();
let rustc = rustc.to_str().unwrap();
p.cargo("test --lib -- --nocapture")
// we use rustc since $CARGO is only used if it points to a path that exists
.env(cargo::CARGO_ENV, rustc)
.with_stderr_contains(rustc)
.with_stdout_contains("test env_test ... ok")
.run();
}
#[cargo_test]
fn test_order() {
let p = project()
.file("src/lib.rs", "#[test] fn test_lib() {}")
.file("tests/a.rs", "#[test] fn test_a() {}")
.file("tests/z.rs", "#[test] fn test_z() {}")
.build();
p.cargo("test --workspace")
.with_stdout_contains(
"
running 1 test
test test_lib ... ok
test result: ok. [..]
running 1 test
test test_a ... ok
test result: ok. [..]
running 1 test
test test_z ... ok
test result: ok. [..]
",
)
.run();
}
#[cargo_test]
fn cyclic_dev() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[dev-dependencies]
foo = { path = "." }
"#,
)
.file("src/lib.rs", "#[test] fn test_lib() {}")
.file("tests/foo.rs", "extern crate foo;")
.build();
p.cargo("test --workspace").run();
}
#[cargo_test]
fn cyclical_dep_with_missing_feature() {
// Checks for error handling when a cyclical dev-dependency specify a
// feature that doesn't exist.
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[dev-dependencies]
foo = { path = ".", features = ["missing"] }
"#,
)
.file("src/lib.rs", "")
.build();
p.cargo("check")
.with_status(101)
.with_stderr(
"error: failed to select a version for `foo`.
... required by package `foo v0.1.0 ([..]/foo)`
versions that meet the requirements `*` are: 0.1.0
the package `foo` depends on `foo`, with features: `missing` but `foo` does not have these features.
failed to select a version for `foo` which could resolve this conflict",
)
.run();
}
#[cargo_test]
fn publish_a_crate_without_tests() {
Package::new("testless", "0.1.0")
.file(
"Cargo.toml",
r#"
[package]
name = "testless"
version = "0.1.0"
exclude = ["tests/*"]
[[test]]
name = "a_test"
"#,
)
.file("src/lib.rs", "")
// In real life, the package will have a test,
// which would be excluded from .crate file by the
// `exclude` field. Our test harness does not honor
// exclude though, so let's just not add the file!
// .file("tests/a_test.rs", "")
.publish();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[dependencies]
testless = "0.1.0"
"#,
)
.file("src/lib.rs", "")
.build();
p.cargo("test").run();
p.cargo("test --package testless").run();
}
#[cargo_test]
fn find_dependency_of_proc_macro_dependency_with_target() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["root", "proc_macro_dep"]
"#,
)
.file(
"root/Cargo.toml",
r#"
[package]
name = "root"
version = "0.1.0"
authors = []
[dependencies]
proc_macro_dep = { path = "../proc_macro_dep" }
"#,
)
.file(
"root/src/lib.rs",
r#"
#[macro_use]
extern crate proc_macro_dep;
#[derive(Noop)]
pub struct X;
"#,
)
.file(
"proc_macro_dep/Cargo.toml",
r#"
[package]
name = "proc_macro_dep"
version = "0.1.0"
authors = []
[lib]
proc-macro = true
[dependencies]
baz = "^0.1"
"#,
)
.file(
"proc_macro_dep/src/lib.rs",
r#"
extern crate baz;
extern crate proc_macro;
use proc_macro::TokenStream;
#[proc_macro_derive(Noop)]
pub fn noop(_input: TokenStream) -> TokenStream {
"".parse().unwrap()
}
"#,
)
.build();
Package::new("bar", "0.1.0").publish();
Package::new("baz", "0.1.0")
.dep("bar", "0.1")
.file("src/lib.rs", "extern crate bar;")
.publish();
p.cargo("test --workspace --target").arg(rustc_host()).run();
}
#[cargo_test]
fn test_hint_not_masked_by_doctest() {
let p = project()
.file(
"src/lib.rs",
r#"
/// ```
/// assert_eq!(1, 1);
/// ```
pub fn this_works() {}
"#,
)
.file(
"tests/integ.rs",
r#"
#[test]
fn this_fails() {
panic!();
}
"#,
)
.build();
p.cargo("test --no-fail-fast")
.with_status(101)
.with_stdout_contains("test this_fails ... FAILED")
.with_stdout_contains("[..]this_works (line [..]ok")
.with_stderr_contains("[ERROR] test failed, to rerun pass `--test integ`")
.run();
}
#[cargo_test]
fn test_hint_workspace_virtual() {
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["a", "b", "c"]
"#,
)
.file("a/Cargo.toml", &basic_manifest("a", "0.1.0"))
.file("a/src/lib.rs", "#[test] fn t1() {}")
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
.file("b/src/lib.rs", "#[test] fn t1() {assert!(false)}")
.file("c/Cargo.toml", &basic_manifest("c", "0.1.0"))
.file(
"c/src/lib.rs",
r#"
/// ```rust
/// assert_eq!(1, 2);
/// ```
pub fn foo() {}
"#,
)
.file(
"c/src/main.rs",
r#"
fn main() {}
#[test]
fn from_main() { assert_eq!(1, 2); }
"#,
)
.file(
"c/tests/t1.rs",
r#"
#[test]
fn from_int_test() { assert_eq!(1, 2); }
"#,
)
.file(
"c/examples/ex1.rs",
r#"
fn main() {}
#[test]
fn from_example() { assert_eq!(1, 2); }
"#,
)
// This does not use #[bench] since it is unstable. #[test] works just
// the same for our purpose of checking the hint.
.file(
"c/benches/b1.rs",
r#"
#[test]
fn from_bench() { assert_eq!(1, 2); }
"#,
)
.build();
// This depends on Units being sorted so that `b` fails first.
p.cargo("test")
.with_stderr_unordered(
"\
[COMPILING] c v0.1.0 [..]
[COMPILING] a v0.1.0 [..]
[COMPILING] b v0.1.0 [..]
[FINISHED] test [..]
[RUNNING] unittests src/lib.rs (target/debug/deps/a[..])
[RUNNING] unittests src/lib.rs (target/debug/deps/b[..])
[ERROR] test failed, to rerun pass `-p b --lib`
",
)
.with_status(101)
.run();
p.cargo("test")
.cwd("b")
.with_stderr(
"\
[FINISHED] test [..]
[RUNNING] unittests src/lib.rs ([ROOT]/foo/target/debug/deps/b[..])
[ERROR] test failed, to rerun pass `--lib`
",
)
.with_status(101)
.run();
p.cargo("test --no-fail-fast")
.with_stderr(
"\
[FINISHED] test [..]
[RUNNING] unittests src/lib.rs (target/debug/deps/a[..])
[RUNNING] unittests src/lib.rs (target/debug/deps/b[..])
[ERROR] test failed, to rerun pass `-p b --lib`
[RUNNING] unittests src/lib.rs (target/debug/deps/c[..])
[RUNNING] unittests src/main.rs (target/debug/deps/c[..])
[ERROR] test failed, to rerun pass `-p c --bin c`
[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
[ERROR] test failed, to rerun pass `-p c --test t1`
[DOCTEST] a
[DOCTEST] b
[DOCTEST] c
[ERROR] doctest failed, to rerun pass `-p c --doc`
[ERROR] 4 targets failed:
`-p b --lib`
`-p c --bin c`
`-p c --test t1`
`-p c --doc`
",
)
.with_status(101)
.run();
// Check others that are not in the default set.
p.cargo("test -p c --examples --benches --no-fail-fast")
.with_stderr(
"\
[COMPILING] c v0.1.0 [..]
[FINISHED] test [..]
[RUNNING] unittests src/lib.rs (target/debug/deps/c[..])
[RUNNING] unittests src/main.rs (target/debug/deps/c[..])
[ERROR] test failed, to rerun pass `-p c --bin c`
[RUNNING] benches/b1.rs (target/debug/deps/b1[..])
[ERROR] test failed, to rerun pass `-p c --bench b1`
[RUNNING] unittests examples/ex1.rs (target/debug/examples/ex1[..])
[ERROR] test failed, to rerun pass `-p c --example ex1`
[ERROR] 3 targets failed:
`-p c --bin c`
`-p c --bench b1`
`-p c --example ex1`
",
)
.with_status(101)
.run()
}
#[cargo_test]
fn test_hint_workspace_nonvirtual() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
[workspace]
members = ["a"]
"#,
)
.file("src/lib.rs", "")
.file("a/Cargo.toml", &basic_manifest("a", "0.1.0"))
.file("a/src/lib.rs", "#[test] fn t1() {assert!(false)}")
.build();
p.cargo("test --workspace")
.with_stderr_contains("[ERROR] test failed, to rerun pass `-p a --lib`")
.with_status(101)
.run();
p.cargo("test -p a")
.with_stderr_contains("[ERROR] test failed, to rerun pass `-p a --lib`")
.with_status(101)
.run();
}
#[cargo_test]
fn json_artifact_includes_test_flag() {
// Verify that the JSON artifact output includes `test` flag.
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[profile.test]
opt-level = 1
"#,
)
.file("src/lib.rs", "")
.build();
p.cargo("test --lib -v --message-format=json")
.with_json(
r#"
{
"reason":"compiler-artifact",
"profile": {
"debug_assertions": true,
"debuginfo": 2,
"opt_level": "1",
"overflow_checks": true,
"test": true
},
"executable": "[..]/foo-[..]",
"features": [],
"package_id":"path+file:///[..]/foo#0.0.1",
"manifest_path": "[..]",
"target":{
"kind":["lib"],
"crate_types":["lib"],
"doc": true,
"doctest": true,
"edition": "2015",
"name":"foo",
"src_path":"[..]lib.rs",
"test": true
},
"filenames":"{...}",
"fresh": false
}
{"reason": "build-finished", "success": true}
"#,
)
.run();
}
#[cargo_test]
fn json_artifact_includes_executable_for_library_tests() {
let p = project()
.file("src/main.rs", "fn main() { }")
.file("src/lib.rs", r#"#[test] fn lib_test() {}"#)
.build();
p.cargo("test --lib -v --no-run --message-format=json")
.with_json(
r#"
{
"executable": "[..]/foo/target/debug/deps/foo-[..][EXE]",
"features": [],
"filenames": "{...}",
"fresh": false,
"package_id": "path+file:///[..]/foo#0.0.1",
"manifest_path": "[..]",
"profile": "{...}",
"reason": "compiler-artifact",
"target": {
"crate_types": [ "lib" ],
"kind": [ "lib" ],
"doc": true,
"doctest": true,
"edition": "2015",
"name": "foo",
"src_path": "[..]/foo/src/lib.rs",
"test": true
}
}
{"reason": "build-finished", "success": true}
"#,
)
.run();
}
#[cargo_test]
fn json_artifact_includes_executable_for_integration_tests() {
let p = project()
.file(
"tests/integration_test.rs",
r#"#[test] fn integration_test() {}"#,
)
.build();
p.cargo("test -v --no-run --message-format=json --test integration_test")
.with_json(
r#"
{
"executable": "[..]/foo/target/debug/deps/integration_test-[..][EXE]",
"features": [],
"filenames": "{...}",
"fresh": false,
"package_id": "path+file:///[..]/foo#0.0.1",
"manifest_path": "[..]",
"profile": "{...}",
"reason": "compiler-artifact",
"target": {
"crate_types": [ "bin" ],
"kind": [ "test" ],
"doc": false,
"doctest": false,
"edition": "2015",
"name": "integration_test",
"src_path": "[..]/foo/tests/integration_test.rs",
"test": true
}
}
{"reason": "build-finished", "success": true}
"#,
)
.run();
}
#[cargo_test]
fn test_build_script_links() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
links = 'something'
[lib]
test = false
"#,
)
.file("build.rs", "fn main() {}")
.file("src/lib.rs", "")
.build();
p.cargo("test --no-run").run();
}
#[cargo_test]
fn doctest_skip_staticlib() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
[lib]
crate-type = ["staticlib"]
"#,
)
.file(
"src/lib.rs",
r#"
//! ```
//! assert_eq!(1,2);
//! ```
"#,
)
.build();
p.cargo("test --doc")
.with_status(101)
.with_stderr(
"\
[WARNING] doc tests are not supported for crate type(s) `staticlib` in package `foo`
[ERROR] no library targets found in package `foo`",
)
.run();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo [..]
[FINISHED] test [..]
[RUNNING] [..] (target/debug/deps/foo-[..])",
)
.run();
}
#[cargo_test]
fn can_not_mix_doc_tests_and_regular_tests() {
let p = project()
.file(
"src/lib.rs",
"\
/// ```
/// assert_eq!(1, 1)
/// ```
pub fn foo() -> u8 { 1 }
#[cfg(test)] mod tests {
#[test] fn it_works() { assert_eq!(2 + 2, 4); }
}
",
)
.build();
p.cargo("test")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..])
[DOCTEST] foo
",
)
.with_stdout(
"
running 1 test
test tests::it_works ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
running 1 test
test src/lib.rs - foo (line 1) ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
\n",
)
.run();
p.cargo("test --lib")
.with_stderr(
"\
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..])\n",
)
.with_stdout(
"
running 1 test
test tests::it_works ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
\n",
)
.run();
// This has been modified to attempt to diagnose spurious errors on CI.
// For some reason, this is recompiling the lib when it shouldn't. If the
// root cause is ever found, the changes here should be reverted.
// See https://github.com/rust-lang/cargo/issues/6887
p.cargo("test --doc -vv")
.with_stderr_does_not_contain("[COMPILING] foo [..]")
.with_stderr_contains("[DOCTEST] foo")
.with_stdout(
"
running 1 test
test src/lib.rs - foo (line 1) ... ok
test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]
",
)
.env("CARGO_LOG", "cargo=trace")
.run();
p.cargo("test --lib --doc")
.with_status(101)
.with_stderr("[ERROR] Can't mix --doc with other target selecting options\n")
.run();
}
#[cargo_test]
fn can_not_no_run_doc_tests() {
let p = project()
.file(
"src/lib.rs",
r#"
/// ```
/// let _x = 1 + "foo";
/// ```
pub fn foo() -> u8 { 1 }
"#,
)
.build();
p.cargo("test --doc --no-run")
.with_status(101)
.with_stderr("[ERROR] Can't skip running doc tests with --no-run")
.run();
}
#[cargo_test]
fn test_all_targets_lib() {
let p = project().file("src/lib.rs", "").build();
p.cargo("test --all-targets")
.with_stderr(
"\
[COMPILING] foo [..]
[FINISHED] test [..]
[RUNNING] [..]foo[..]
",
)
.run();
}
#[cargo_test]
fn test_dep_with_dev() {
Package::new("devdep", "0.1.0").publish();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
[dependencies]
bar = { path = "bar" }
"#,
)
.file("src/lib.rs", "")
.file(
"bar/Cargo.toml",
r#"
[package]
name = "bar"
version = "0.0.1"
[dev-dependencies]
devdep = "0.1"
"#,
)
.file("bar/src/lib.rs", "")
.build();
p.cargo("test -p bar")
.with_status(101)
.with_stderr(
"[ERROR] package `bar` cannot be tested because it requires dev-dependencies \
and is not a member of the workspace",
)
.run();
}
#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
fn cargo_test_doctest_xcompile_ignores() {
// -Zdoctest-xcompile also enables --enable-per-target-ignores which
// allows the ignore-TARGET syntax.
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file(
"src/lib.rs",
r#"
///```ignore-x86_64
///assert!(cfg!(not(target_arch = "x86_64")));
///```
pub fn foo() -> u8 {
4
}
"#,
)
.build();
p.cargo("build").run();
#[cfg(not(target_arch = "x86_64"))]
p.cargo("test")
.with_stdout_contains(
"test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.run();
#[cfg(target_arch = "x86_64")]
p.cargo("test")
.with_status(101)
.with_stdout_contains(
"test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.run();
#[cfg(not(target_arch = "x86_64"))]
p.cargo("test -Zdoctest-xcompile")
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stdout_contains(
"test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.run();
#[cfg(target_arch = "x86_64")]
p.cargo("test -Zdoctest-xcompile")
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stdout_contains(
"test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out[..]",
)
.run();
}
#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
fn cargo_test_doctest_xcompile() {
if !cross_compile::can_run_on_host() {
return;
}
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file(
"src/lib.rs",
r#"
///```
///assert!(1 == 1);
///```
pub fn foo() -> u8 {
4
}
"#,
)
.build();
p.cargo("build").run();
p.cargo(&format!("test --target {}", cross_compile::alternate()))
.with_stdout_contains("running 0 tests")
.run();
p.cargo(&format!(
"test --target {} -Zdoctest-xcompile",
cross_compile::alternate()
))
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stdout_contains(
"test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.run();
}
#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
fn cargo_test_doctest_xcompile_runner() {
if !cross_compile::can_run_on_host() {
return;
}
let runner = project()
.file("Cargo.toml", &basic_bin_manifest("runner"))
.file(
"src/main.rs",
r#"
pub fn main() {
eprintln!("this is a runner");
let args: Vec<String> = std::env::args().collect();
std::process::Command::new(&args[1]).spawn();
}
"#,
)
.build();
runner.cargo("build").run();
assert!(runner.bin("runner").is_file());
let runner_path = paths::root().join("runner");
fs::copy(&runner.bin("runner"), &runner_path).unwrap();
let config = paths::root().join(".cargo/config.toml");
fs::create_dir_all(config.parent().unwrap()).unwrap();
// Escape Windows backslashes for TOML config.
let runner_str = runner_path.to_str().unwrap().replace('\\', "\\\\");
fs::write(
config,
format!(
r#"
[target.'cfg(target_arch = "{}")']
runner = "{}"
"#,
cross_compile::alternate_arch(),
runner_str
),
)
.unwrap();
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file(
"src/lib.rs",
&format!(
r#"
///```
///assert!(cfg!(target_arch = "{}"));
///```
pub fn foo() -> u8 {{
4
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
p.cargo("build").run();
p.cargo(&format!("test --target {}", cross_compile::alternate()))
.with_stdout_contains("running 0 tests")
.run();
p.cargo(&format!(
"test --target {} -Zdoctest-xcompile",
cross_compile::alternate()
))
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stdout_contains(
"test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.with_stderr_contains("this is a runner")
.run();
}
#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
fn cargo_test_doctest_xcompile_no_runner() {
if !cross_compile::can_run_on_host() {
return;
}
let p = project()
.file("Cargo.toml", &basic_lib_manifest("foo"))
.file(
"src/lib.rs",
&format!(
r#"
///```
///assert!(cfg!(target_arch = "{}"));
///```
pub fn foo() -> u8 {{
4
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
p.cargo("build").run();
p.cargo(&format!("test --target {}", cross_compile::alternate()))
.with_stdout_contains("running 0 tests")
.run();
p.cargo(&format!(
"test --target {} -Zdoctest-xcompile",
cross_compile::alternate()
))
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stdout_contains(
"test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out[..]",
)
.run();
}
#[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")]
fn panic_abort_tests() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = 'foo'
version = '0.1.0'
[dependencies]
a = { path = 'a' }
[profile.dev]
panic = 'abort'
[profile.test]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
r#"
#[test]
fn foo() {
a::foo();
}
"#,
)
.file("a/Cargo.toml", &basic_lib_manifest("a"))
.file("a/src/lib.rs", "pub fn foo() {}")
.build();
p.cargo("test -Z panic-abort-tests -v")
.with_stderr_contains("[..]--crate-name a [..]-C panic=abort[..]")
.with_stderr_contains("[..]--crate-name foo [..]-C panic=abort[..]")
.with_stderr_contains("[..]--crate-name foo [..]-C panic=abort[..]--test[..]")
.masquerade_as_nightly_cargo(&["panic-abort-tests"])
.run();
}
#[cargo_test] // Unlike with rustc, `rustdoc --test -Cpanic=abort` already works on stable
fn panic_abort_doc_tests() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = 'foo'
version = '0.1.0'
[profile.dev]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
r#"
//! ```should_panic
//! panic!();
//! ```
"#,
)
.build();
p.cargo("test --doc -Z panic-abort-tests -v")
.with_stderr_contains("[..]rustc[..]--crate-name foo [..]-C panic=abort[..]")
.with_stderr_contains("[..]rustdoc[..]--crate-name foo [..]--test[..]-C panic=abort[..]")
.masquerade_as_nightly_cargo(&["panic-abort-tests"])
.run();
}
#[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")]
fn panic_abort_only_test() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = 'foo'
version = '0.1.0'
[dependencies]
a = { path = 'a' }
[profile.test]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
r#"
#[test]
fn foo() {
a::foo();
}
"#,
)
.file("a/Cargo.toml", &basic_lib_manifest("a"))
.file("a/src/lib.rs", "pub fn foo() {}")
.build();
p.cargo("test -Z panic-abort-tests -v")
.with_stderr_contains("warning: `panic` setting is ignored for `test` profile")
.masquerade_as_nightly_cargo(&["panic-abort-tests"])
.run();
}
#[cargo_test(nightly, reason = "-Zpanic-abort-tests in rustc is unstable")]
fn panic_abort_test_profile_inherits() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = 'foo'
version = '0.1.0'
[dependencies]
a = { path = 'a' }
[profile.dev]
panic = 'abort'
"#,
)
.file(
"src/lib.rs",
r#"
#[test]
fn foo() {
a::foo();
}
"#,
)
.file("a/Cargo.toml", &basic_lib_manifest("a"))
.file("a/src/lib.rs", "pub fn foo() {}")
.build();
p.cargo("test -Z panic-abort-tests -v")
.masquerade_as_nightly_cargo(&["panic-abort-tests"])
.with_status(0)
.run();
}
#[cargo_test]
fn bin_env_for_test() {
// Test for the `CARGO_BIN_EXE_` environment variables for tests.
//
// Note: The Unicode binary uses a `[[bin]]` definition because different
// filesystems normalize utf-8 in different ways. For example, HFS uses
// "gru\u{308}ßen" and APFS uses "gr\u{fc}ßen". Defining it in TOML forces
// one form to be used.
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.1.0"
edition = "2018"
[[bin]]
name = 'grüßen'
path = 'src/bin/grussen.rs'
"#,
)
.file("src/bin/foo.rs", "fn main() {}")
.file("src/bin/with-dash.rs", "fn main() {}")
.file("src/bin/grussen.rs", "fn main() {}")
.build();
let bin_path = |name| p.bin(name).to_string_lossy().replace("\\", "\\\\");
p.change_file(
"tests/check_env.rs",
&r#"
#[test]
fn run_bins() {
assert_eq!(env!("CARGO_BIN_EXE_foo"), "<FOO_PATH>");
assert_eq!(env!("CARGO_BIN_EXE_with-dash"), "<WITH_DASH_PATH>");
assert_eq!(env!("CARGO_BIN_EXE_grüßen"), "<GRÜSSEN_PATH>");
}
"#
.replace("<FOO_PATH>", &bin_path("foo"))
.replace("<WITH_DASH_PATH>", &bin_path("with-dash"))
.replace("<GRÜSSEN_PATH>", &bin_path("grüßen")),
);
p.cargo("test --test check_env").run();
p.cargo("check --test check_env").run();
}
#[cargo_test]
fn test_workspaces_cwd() {
// This tests that all the different test types are executed from the
// crate directory (manifest_dir), and not from the workspace root.
let make_lib_file = |expected| {
format!(
r#"
//! ```
//! assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap());
//! assert_eq!("{expected}", include_str!("../file.txt"));
//! assert_eq!(
//! std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")),
//! std::env::current_dir().unwrap(),
//! );
//! ```
#[test]
fn test_unit_{expected}_cwd() {{
assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap());
assert_eq!("{expected}", include_str!("../file.txt"));
assert_eq!(
std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")),
std::env::current_dir().unwrap(),
);
}}
"#,
expected = expected
)
};
let make_test_file = |expected| {
format!(
r#"
#[test]
fn test_integration_{expected}_cwd() {{
assert_eq!("{expected}", std::fs::read_to_string("file.txt").unwrap());
assert_eq!("{expected}", include_str!("../file.txt"));
assert_eq!(
std::path::PathBuf::from(std::env!("CARGO_MANIFEST_DIR")),
std::env::current_dir().unwrap(),
);
}}
"#,
expected = expected
)
};
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "root-crate"
version = "0.0.0"
[workspace]
members = [".", "nested-crate", "very/deeply/nested/deep-crate"]
"#,
)
.file("file.txt", "root")
.file("src/lib.rs", &make_lib_file("root"))
.file("tests/integration.rs", &make_test_file("root"))
.file(
"nested-crate/Cargo.toml",
r#"
[package]
name = "nested-crate"
version = "0.0.0"
"#,
)
.file("nested-crate/file.txt", "nested")
.file("nested-crate/src/lib.rs", &make_lib_file("nested"))
.file(
"nested-crate/tests/integration.rs",
&make_test_file("nested"),
)
.file(
"very/deeply/nested/deep-crate/Cargo.toml",
r#"
[package]
name = "deep-crate"
version = "0.0.0"
"#,
)
.file("very/deeply/nested/deep-crate/file.txt", "deep")
.file(
"very/deeply/nested/deep-crate/src/lib.rs",
&make_lib_file("deep"),
)
.file(
"very/deeply/nested/deep-crate/tests/integration.rs",
&make_test_file("deep"),
)
.build();
p.cargo("test --workspace --all")
.with_stderr_contains("[DOCTEST] root-crate")
.with_stderr_contains("[DOCTEST] nested-crate")
.with_stderr_contains("[DOCTEST] deep-crate")
.with_stdout_contains("test test_unit_root_cwd ... ok")
.with_stdout_contains("test test_unit_nested_cwd ... ok")
.with_stdout_contains("test test_unit_deep_cwd ... ok")
.with_stdout_contains("test test_integration_root_cwd ... ok")
.with_stdout_contains("test test_integration_nested_cwd ... ok")
.with_stdout_contains("test test_integration_deep_cwd ... ok")
.run();
p.cargo("test -p root-crate --all")
.with_stderr_contains("[DOCTEST] root-crate")
.with_stdout_contains("test test_unit_root_cwd ... ok")
.with_stdout_contains("test test_integration_root_cwd ... ok")
.run();
p.cargo("test -p nested-crate --all")
.with_stderr_contains("[DOCTEST] nested-crate")
.with_stdout_contains("test test_unit_nested_cwd ... ok")
.with_stdout_contains("test test_integration_nested_cwd ... ok")
.run();
p.cargo("test -p deep-crate --all")
.with_stderr_contains("[DOCTEST] deep-crate")
.with_stdout_contains("test test_unit_deep_cwd ... ok")
.with_stdout_contains("test test_integration_deep_cwd ... ok")
.run();
p.cargo("test --all")
.cwd("nested-crate")
.with_stderr_contains("[DOCTEST] nested-crate")
.with_stdout_contains("test test_unit_nested_cwd ... ok")
.with_stdout_contains("test test_integration_nested_cwd ... ok")
.run();
p.cargo("test --all")
.cwd("very/deeply/nested/deep-crate")
.with_stderr_contains("[DOCTEST] deep-crate")
.with_stdout_contains("test test_unit_deep_cwd ... ok")
.with_stdout_contains("test test_integration_deep_cwd ... ok")
.run();
}
#[cargo_test]
fn execution_error() {
// Checks the behavior when a test fails to launch.
let p = project()
.file(
"tests/t1.rs",
r#"
#[test]
fn foo() {}
"#,
)
.build();
let key = format!("CARGO_TARGET_{}_RUNNER", rustc_host_env());
p.cargo("test")
.env(&key, "does_not_exist")
// The actual error is usually "no such file", but on Windows it has a
// custom message. Since matching against the error string produced by
// Rust is not very reliable, this just uses `[..]`.
.with_stderr(
"\
[COMPILING] foo v0.0.1 [..]
[FINISHED] test [..]
[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
error: test failed, to rerun pass `--test t1`
Caused by:
could not execute process `does_not_exist [ROOT]/foo/target/debug/deps/t1[..]` (never executed)
Caused by:
[..]
",
)
.with_status(101)
.run();
}
#[cargo_test]
fn nonzero_exit_status() {
// Tests for nonzero exit codes from tests.
let p = project()
.file(
"tests/t1.rs",
r#"
#[test]
fn t() { panic!("this is a normal error") }
"#,
)
.file(
"tests/t2.rs",
r#"
#[test]
fn t() { std::process::exit(4) }
"#,
)
.build();
p.cargo("test --test t1")
.with_stderr(
"\
[COMPILING] foo [..]
[FINISHED] test [..]
[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
error: test failed, to rerun pass `--test t1`
",
)
.with_stdout_contains("[..]this is a normal error[..]")
.with_status(101)
.run();
p.cargo("test --test t2")
.with_stderr(
"\
[COMPILING] foo v0.0.1 [..]
[FINISHED] test [..]
[RUNNING] tests/t2.rs (target/debug/deps/t2[..])
error: test failed, to rerun pass `--test t2`
Caused by:
process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
note: test exited abnormally; to see the full output pass --nocapture to the harness.
",
)
.with_status(4)
.run();
p.cargo("test --test t2 -- --nocapture")
.with_stderr(
"\
[FINISHED] test [..]
[RUNNING] tests/t2.rs (target/debug/deps/t2[..])
error: test failed, to rerun pass `--test t2`
Caused by:
process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
",
)
.with_status(4)
.run();
// no-fail-fast always uses 101
p.cargo("test --no-fail-fast")
.with_stderr(
"\
[FINISHED] test [..]
[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
error: test failed, to rerun pass `--test t1`
[RUNNING] tests/t2.rs (target/debug/deps/t2[..])
error: test failed, to rerun pass `--test t2`
Caused by:
process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)
note: test exited abnormally; to see the full output pass --nocapture to the harness.
error: 2 targets failed:
`--test t1`
`--test t2`
",
)
.with_status(101)
.run();
p.cargo("test --no-fail-fast -- --nocapture")
.env_remove("RUST_BACKTRACE")
.with_stderr_does_not_contain("test exited abnormally; to see the full output pass --nocapture to the harness.")
.with_stderr_contains("[..]thread 't' panicked [..] tests/t1[..]")
.with_stderr_contains("note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace")
.with_stderr_contains("[..]process didn't exit successfully: `[ROOT]/foo/target/debug/deps/t2[..]` (exit [..]: 4)")
.with_status(101)
.run();
}
#[cargo_test]
fn cargo_test_print_env_verbose() {
let p = project()
.file("Cargo.toml", &basic_manifest("foo", "0.0.1"))
.file("src/lib.rs", "")
.build();
p.cargo("test -vv")
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `[..]CARGO_MANIFEST_DIR=[CWD][..] rustc --crate-name foo[..]`
[RUNNING] `[..]CARGO_MANIFEST_DIR=[CWD][..] rustc --crate-name foo[..]`
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[..]CARGO_MANIFEST_DIR=[CWD][..] [CWD]/target/debug/deps/foo-[..][EXE]`
[DOCTEST] foo
[RUNNING] `[..]CARGO_MANIFEST_DIR=[CWD][..] rustdoc --crate-type lib --crate-name foo[..]",
)
.run();
}
#[cargo_test]
fn cargo_test_set_out_dir_env_var() {
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
edition = "2021"
"#,
)
.file(
"src/lib.rs",
r#"
pub fn add(left: usize, right: usize) -> usize {
left + right
}
"#,
)
.file(
"build.rs",
r#"
fn main() {}
"#,
)
.file(
"tests/case.rs",
r#"
#[cfg(test)]
pub mod tests {
#[test]
fn test_add() {
assert!(std::env::var("OUT_DIR").is_ok());
assert_eq!(foo::add(2, 5), 7);
}
}
"#,
)
.build();
p.cargo("test").run();
p.cargo("test --package foo --test case -- tests::test_add --exact --nocapture")
.run();
}
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