cargo/tests/testsuite/cross_compile.rs
bjorn3 f26e2fe1da Deprecate rustc plugin support in cargo
It has been removed entirely from rustc itself already
2024-01-04 13:17:50 +01:00

1264 lines
33 KiB
Rust

//! Tests for cross compiling with --target.
//!
//! See `cargo_test_support::cross_compile` for more detail.
use cargo_test_support::rustc_host;
use cargo_test_support::{basic_bin_manifest, basic_manifest, cross_compile, project};
#[cargo_test]
fn simple_cross() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
build = "build.rs"
"#,
)
.file(
"build.rs",
&format!(
r#"
fn main() {{
assert_eq!(std::env::var("TARGET").unwrap(), "{}");
}}
"#,
cross_compile::alternate()
),
)
.file(
"src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
let target = cross_compile::alternate();
p.cargo("build -v --target").arg(&target).run();
assert!(p.target_bin(target, "foo").is_file());
if cross_compile::can_run_on_host() {
p.process(&p.target_bin(target, "foo")).run();
}
}
#[cargo_test]
fn simple_cross_config() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
".cargo/config",
&format!(
r#"
[build]
target = "{}"
"#,
cross_compile::alternate()
),
)
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
build = "build.rs"
"#,
)
.file(
"build.rs",
&format!(
r#"
fn main() {{
assert_eq!(std::env::var("TARGET").unwrap(), "{}");
}}
"#,
cross_compile::alternate()
),
)
.file(
"src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
let target = cross_compile::alternate();
p.cargo("build -v").run();
assert!(p.target_bin(target, "foo").is_file());
if cross_compile::can_run_on_host() {
p.process(&p.target_bin(target, "foo")).run();
}
}
#[cargo_test]
fn simple_deps() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
[dependencies.bar]
path = "../bar"
"#,
)
.file("src/main.rs", "extern crate bar; fn main() { bar::bar(); }")
.build();
let _p2 = project()
.at("bar")
.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
.file("src/lib.rs", "pub fn bar() {}")
.build();
let target = cross_compile::alternate();
p.cargo("build --target").arg(&target).run();
assert!(p.target_bin(target, "foo").is_file());
if cross_compile::can_run_on_host() {
p.process(&p.target_bin(target, "foo")).run();
}
}
/// Always take care of setting these so that
/// `cross_compile::alternate()` is the actually-picked target
fn per_crate_target_test(
default_target: Option<&'static str>,
forced_target: Option<&'static str>,
arg_target: Option<&'static str>,
) {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
&format!(
r#"
cargo-features = ["per-package-target"]
[package]
name = "foo"
version = "0.0.0"
authors = []
build = "build.rs"
{}
{}
"#,
default_target
.map(|t| format!(r#"default-target = "{}""#, t))
.unwrap_or(String::new()),
forced_target
.map(|t| format!(r#"forced-target = "{}""#, t))
.unwrap_or(String::new()),
),
)
.file(
"build.rs",
&format!(
r#"
fn main() {{
assert_eq!(std::env::var("TARGET").unwrap(), "{}");
}}
"#,
cross_compile::alternate()
),
)
.file(
"src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
let mut cmd = p.cargo("build -v");
if let Some(t) = arg_target {
cmd.arg("--target").arg(&t);
}
cmd.masquerade_as_nightly_cargo(&["per-package-target"])
.run();
assert!(p.target_bin(cross_compile::alternate(), "foo").is_file());
if cross_compile::can_run_on_host() {
p.process(&p.target_bin(cross_compile::alternate(), "foo"))
.run();
}
}
#[cargo_test]
fn per_crate_default_target_is_default() {
per_crate_target_test(Some(cross_compile::alternate()), None, None);
}
#[cargo_test]
fn per_crate_default_target_gets_overridden() {
per_crate_target_test(
Some(cross_compile::unused()),
None,
Some(cross_compile::alternate()),
);
}
#[cargo_test]
fn per_crate_forced_target_is_default() {
per_crate_target_test(None, Some(cross_compile::alternate()), None);
}
#[cargo_test]
fn per_crate_forced_target_does_not_get_overridden() {
per_crate_target_test(
None,
Some(cross_compile::alternate()),
Some(cross_compile::unused()),
);
}
#[cargo_test]
fn workspace_with_multiple_targets() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[workspace]
members = ["native", "cross"]
"#,
)
.file(
"native/Cargo.toml",
r#"
cargo-features = ["per-package-target"]
[package]
name = "native"
version = "0.0.0"
authors = []
build = "build.rs"
"#,
)
.file(
"native/build.rs",
&format!(
r#"
fn main() {{
assert_eq!(std::env::var("TARGET").unwrap(), "{}");
}}
"#,
cross_compile::native()
),
)
.file(
"native/src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::native_arch()
),
)
.file(
"cross/Cargo.toml",
&format!(
r#"
cargo-features = ["per-package-target"]
[package]
name = "cross"
version = "0.0.0"
authors = []
build = "build.rs"
default-target = "{}"
"#,
cross_compile::alternate(),
),
)
.file(
"cross/build.rs",
&format!(
r#"
fn main() {{
assert_eq!(std::env::var("TARGET").unwrap(), "{}");
}}
"#,
cross_compile::alternate()
),
)
.file(
"cross/src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
let mut cmd = p.cargo("build -v");
cmd.masquerade_as_nightly_cargo(&["per-package-target"])
.run();
assert!(p.bin("native").is_file());
assert!(p.target_bin(cross_compile::alternate(), "cross").is_file());
p.process(&p.bin("native")).run();
if cross_compile::can_run_on_host() {
p.process(&p.target_bin(cross_compile::alternate(), "cross"))
.run();
}
}
#[cargo_test]
fn linker() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let p = project()
.file(
".cargo/config",
&format!(
r#"
[target.{}]
linker = "my-linker-tool"
"#,
target
),
)
.file("Cargo.toml", &basic_bin_manifest("foo"))
.file(
"src/foo.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
p.cargo("build -v --target")
.arg(&target)
.with_status(101)
.with_stderr_contains(&format!(
"\
[COMPILING] foo v0.5.0 ([CWD])
[RUNNING] `rustc --crate-name foo src/foo.rs [..]--crate-type bin \
--emit=[..]link[..]-C debuginfo=2 [..]\
-C metadata=[..] \
--out-dir [CWD]/target/{target}/debug/deps \
--target {target} \
-C linker=my-linker-tool \
-L dependency=[CWD]/target/{target}/debug/deps \
-L dependency=[CWD]/target/debug/deps`
",
target = target,
))
.run();
}
#[cargo_test]
fn cross_tests() {
if !cross_compile::can_run_on_host() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
authors = []
version = "0.0.0"
[[bin]]
name = "bar"
"#,
)
.file(
"src/bin/bar.rs",
&format!(
r#"
#[allow(unused_extern_crates)]
extern crate foo;
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
#[test] fn test() {{ main() }}
"#,
cross_compile::alternate_arch()
),
)
.file(
"src/lib.rs",
&format!(
r#"
use std::env;
pub fn foo() {{ assert_eq!(env::consts::ARCH, "{}"); }}
#[test] fn test_foo() {{ foo() }}
"#,
cross_compile::alternate_arch()
),
)
.build();
let target = cross_compile::alternate();
p.cargo("test --target")
.arg(&target)
.with_stderr(&format!(
"\
[COMPILING] foo v0.0.0 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/{triple}/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/{triple}/debug/deps/bar-[..][EXE])",
triple = target
))
.with_stdout_contains("test test_foo ... ok")
.with_stdout_contains("test test ... ok")
.run();
}
#[cargo_test]
fn no_cross_doctests() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"src/lib.rs",
r#"
//! ```
//! extern crate foo;
//! assert!(true);
//! ```
"#,
)
.build();
let host_output = "\
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/debug/deps/foo-[..][EXE])
[DOCTEST] foo
";
println!("a");
p.cargo("test").with_stderr(&host_output).run();
println!("b");
let target = rustc_host();
p.cargo("test -v --target")
.arg(&target)
// Unordered since the two `rustc` invocations happen concurrently.
.with_stderr_unordered(&format!(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `rustc --crate-name foo [..]--crate-type lib[..]
[RUNNING] `rustc --crate-name foo [..]--test[..]
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[CWD]/target/{target}/debug/deps/foo-[..][EXE]`
[DOCTEST] foo
[RUNNING] `rustdoc [..]--target {target}[..]`
",
))
.with_stdout(
"
running 0 tests
test result: ok. 0 passed[..]
running 1 test
test src/lib.rs - (line 2) ... ok
test result: ok. 1 passed[..]
",
)
.run();
println!("c");
let target = cross_compile::alternate();
// This will build the library, but does not build or run doc tests.
// This should probably be a warning or error.
p.cargo("test -v --doc --target")
.arg(&target)
.with_stderr(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `rustc --crate-name foo [..]
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[NOTE] skipping doctests for foo v0.0.1 ([ROOT]/foo) (lib), \
cross-compilation doctests are not yet supported
See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#doctest-xcompile \
for more information.
",
)
.run();
if !cross_compile::can_run_on_host() {
return;
}
// This tests the library, but does not run the doc tests.
p.cargo("test -v --target")
.arg(&target)
.with_stderr(&format!(
"\
[COMPILING] foo v0.0.1 ([CWD])
[RUNNING] `rustc --crate-name foo [..]--test[..]
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `[CWD]/target/{triple}/debug/deps/foo-[..][EXE]`
[NOTE] skipping doctests for foo v0.0.1 ([ROOT]/foo) (lib), \
cross-compilation doctests are not yet supported
See https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#doctest-xcompile \
for more information.
",
triple = target
))
.run();
}
#[cargo_test]
fn simple_cargo_run() {
if !cross_compile::can_run_on_host() {
return;
}
let p = project()
.file(
"src/main.rs",
&format!(
r#"
use std::env;
fn main() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
let target = cross_compile::alternate();
p.cargo("run --target").arg(&target).run();
}
#[cargo_test]
fn cross_with_a_build_script() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
build = 'build.rs'
"#,
)
.file(
"build.rs",
&format!(
r#"
use std::env;
use std::path::PathBuf;
fn main() {{
assert_eq!(env::var("TARGET").unwrap(), "{0}");
let mut path = PathBuf::from(env::var_os("OUT_DIR").unwrap());
assert_eq!(path.file_name().unwrap().to_str().unwrap(), "out");
path.pop();
assert!(path.file_name().unwrap().to_str().unwrap()
.starts_with("foo-"));
path.pop();
assert_eq!(path.file_name().unwrap().to_str().unwrap(), "build");
path.pop();
assert_eq!(path.file_name().unwrap().to_str().unwrap(), "debug");
path.pop();
assert_eq!(path.file_name().unwrap().to_str().unwrap(), "{0}");
path.pop();
assert_eq!(path.file_name().unwrap().to_str().unwrap(), "target");
}}
"#,
target
),
)
.file("src/main.rs", "fn main() {}")
.build();
p.cargo("build -v --target")
.arg(&target)
.with_stderr(&format!(
"\
[COMPILING] foo v0.0.0 ([CWD])
[RUNNING] `rustc [..] build.rs [..] --out-dir [CWD]/target/debug/build/foo-[..]`
[RUNNING] `[CWD]/target/debug/build/foo-[..]/build-script-build`
[RUNNING] `rustc [..] src/main.rs [..] --target {target} [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
",
target = target,
))
.run();
}
#[cargo_test]
fn build_script_needed_for_host_and_target() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let host = rustc_host();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
build = 'build.rs'
[dependencies.d1]
path = "d1"
[build-dependencies.d2]
path = "d2"
"#,
)
.file(
"build.rs",
r#"
#[allow(unused_extern_crates)]
extern crate d2;
fn main() { d2::d2(); }
"#,
)
.file(
"src/main.rs",
"
#[allow(unused_extern_crates)]
extern crate d1;
fn main() { d1::d1(); }
",
)
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.0"
authors = []
build = 'build.rs'
"#,
)
.file("d1/src/lib.rs", "pub fn d1() {}")
.file(
"d1/build.rs",
r#"
use std::env;
fn main() {
let target = env::var("TARGET").unwrap();
println!("cargo::rustc-flags=-L /path/to/{}", target);
}
"#,
)
.file(
"d2/Cargo.toml",
r#"
[package]
name = "d2"
version = "0.0.0"
authors = []
[dependencies.d1]
path = "../d1"
"#,
)
.file(
"d2/src/lib.rs",
"
#[allow(unused_extern_crates)]
extern crate d1;
pub fn d2() { d1::d1(); }
",
)
.build();
p.cargo("build -v --target")
.arg(&target)
.with_stderr_contains(&"[COMPILING] d1 v0.0.0 ([CWD]/d1)")
.with_stderr_contains(
"[RUNNING] `rustc [..] d1/build.rs [..] --out-dir [CWD]/target/debug/build/d1-[..]`",
)
.with_stderr_contains("[RUNNING] `[CWD]/target/debug/build/d1-[..]/build-script-build`")
.with_stderr_contains("[RUNNING] `rustc [..] d1/src/lib.rs [..]`")
.with_stderr_contains("[COMPILING] d2 v0.0.0 ([CWD]/d2)")
.with_stderr_contains(&format!(
"[RUNNING] `rustc [..] d2/src/lib.rs [..] -L /path/to/{host}`",
host = host
))
.with_stderr_contains("[COMPILING] foo v0.0.0 ([CWD])")
.with_stderr_contains(&format!(
"[RUNNING] `rustc [..] build.rs [..] --out-dir [CWD]/target/debug/build/foo-[..] \
-L /path/to/{host}`",
host = host
))
.with_stderr_contains(&format!(
"[RUNNING] `rustc [..] src/main.rs [..] --target {target} [..] \
-L /path/to/{target}`",
target = target
))
.run();
}
#[cargo_test]
fn build_deps_for_the_right_arch() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
[dependencies.d2]
path = "d2"
"#,
)
.file("src/main.rs", "extern crate d2; fn main() {}")
.file("d1/Cargo.toml", &basic_manifest("d1", "0.0.0"))
.file("d1/src/lib.rs", "pub fn d1() {}")
.file(
"d2/Cargo.toml",
r#"
[package]
name = "d2"
version = "0.0.0"
authors = []
build = "build.rs"
[build-dependencies.d1]
path = "../d1"
"#,
)
.file("d2/build.rs", "extern crate d1; fn main() {}")
.file("d2/src/lib.rs", "")
.build();
let target = cross_compile::alternate();
p.cargo("build -v --target").arg(&target).run();
}
#[cargo_test]
fn build_script_only_host() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.0"
authors = []
build = "build.rs"
[build-dependencies.d1]
path = "d1"
"#,
)
.file("src/main.rs", "fn main() {}")
.file("build.rs", "extern crate d1; fn main() {}")
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.0"
authors = []
build = "build.rs"
"#,
)
.file("d1/src/lib.rs", "pub fn d1() {}")
.file(
"d1/build.rs",
r#"
use std::env;
fn main() {
assert!(env::var("OUT_DIR").unwrap().replace("\\", "/")
.contains("target/debug/build/d1-"),
"bad: {:?}", env::var("OUT_DIR"));
}
"#,
)
.build();
let target = cross_compile::alternate();
p.cargo("build -v --target").arg(&target).run();
}
#[cargo_test]
fn plugin_build_script_right_arch() {
if cross_compile::disabled() {
return;
}
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
build = "build.rs"
[lib]
name = "foo"
plugin = true
"#,
)
.file("build.rs", "fn main() {}")
.file("src/lib.rs", "")
.build();
p.cargo("build -v --target")
.arg(cross_compile::alternate())
.with_stderr(
"\
[WARNING] support for rustc plugins has been removed from rustc. library `foo` should not specify `plugin = true`
[WARNING] support for `plugin = true` will be removed from cargo in the future
[COMPILING] foo v0.0.1 ([..])
[RUNNING] `rustc [..] build.rs [..]`
[RUNNING] `[..]/build-script-build`
[RUNNING] `rustc [..] src/lib.rs [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
",
)
.run();
}
#[cargo_test]
fn build_script_with_platform_specific_dependencies() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let host = rustc_host();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
build = "build.rs"
[build-dependencies.d1]
path = "d1"
"#,
)
.file(
"build.rs",
"
#[allow(unused_extern_crates)]
extern crate d1;
fn main() {}
",
)
.file("src/lib.rs", "")
.file(
"d1/Cargo.toml",
&format!(
r#"
[package]
name = "d1"
version = "0.0.0"
authors = []
[target.{}.dependencies]
d2 = {{ path = "../d2" }}
"#,
host
),
)
.file(
"d1/src/lib.rs",
"#[allow(unused_extern_crates)] extern crate d2;",
)
.file("d2/Cargo.toml", &basic_manifest("d2", "0.0.0"))
.file("d2/src/lib.rs", "")
.build();
p.cargo("build -v --target")
.arg(&target)
.with_stderr(&format!(
"\
[COMPILING] d2 v0.0.0 ([..])
[RUNNING] `rustc [..] d2/src/lib.rs [..]`
[COMPILING] d1 v0.0.0 ([..])
[RUNNING] `rustc [..] d1/src/lib.rs [..]`
[COMPILING] foo v0.0.1 ([..])
[RUNNING] `rustc [..] build.rs [..]`
[RUNNING] `[CWD]/target/debug/build/foo-[..]/build-script-build`
[RUNNING] `rustc [..] src/lib.rs [..] --target {target} [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
",
target = target
))
.run();
}
#[cargo_test]
fn platform_specific_dependencies_do_not_leak() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let host = rustc_host();
let p = project()
.file(
"Cargo.toml",
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
build = "build.rs"
[dependencies.d1]
path = "d1"
[build-dependencies.d1]
path = "d1"
"#,
)
.file("build.rs", "extern crate d1; fn main() {}")
.file("src/lib.rs", "")
.file(
"d1/Cargo.toml",
&format!(
r#"
[package]
name = "d1"
version = "0.0.0"
authors = []
[target.{}.dependencies]
d2 = {{ path = "../d2" }}
"#,
host
),
)
.file("d1/src/lib.rs", "extern crate d2;")
.file("d1/Cargo.toml", &basic_manifest("d1", "0.0.0"))
.file("d2/src/lib.rs", "")
.build();
p.cargo("build -v --target")
.arg(&target)
.with_status(101)
.with_stderr_contains("[..] can't find crate for `d2`[..]")
.run();
}
#[cargo_test]
fn platform_specific_variables_reflected_in_build_scripts() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let host = rustc_host();
let p = project()
.file(
"Cargo.toml",
&format!(
r#"
[package]
name = "foo"
version = "0.0.1"
authors = []
build = "build.rs"
[target.{host}.dependencies]
d1 = {{ path = "d1" }}
[target.{target}.dependencies]
d2 = {{ path = "d2" }}
"#,
host = host,
target = target
),
)
.file(
"build.rs",
&format!(
r#"
use std::env;
fn main() {{
let platform = env::var("TARGET").unwrap();
let (expected, not_expected) = match &platform[..] {{
"{host}" => ("DEP_D1_VAL", "DEP_D2_VAL"),
"{target}" => ("DEP_D2_VAL", "DEP_D1_VAL"),
_ => panic!("unknown platform")
}};
env::var(expected).ok()
.expect(&format!("missing {{}}", expected));
env::var(not_expected).err()
.expect(&format!("found {{}}", not_expected));
}}
"#,
host = host,
target = target
),
)
.file("src/lib.rs", "")
.file(
"d1/Cargo.toml",
r#"
[package]
name = "d1"
version = "0.0.0"
authors = []
links = "d1"
build = "build.rs"
"#,
)
.file(
"d1/build.rs",
r#"fn main() { println!("cargo::metadata=val=1") }"#,
)
.file("d1/src/lib.rs", "")
.file(
"d2/Cargo.toml",
r#"
[package]
name = "d2"
version = "0.0.0"
authors = []
links = "d2"
build = "build.rs"
"#,
)
.file(
"d2/build.rs",
r#"fn main() { println!("cargo::metadata=val=1") }"#,
)
.file("d2/src/lib.rs", "")
.build();
p.cargo("build -v").run();
p.cargo("build -v --target").arg(&target).run();
}
#[cargo_test]
#[cfg_attr(
target_os = "macos",
ignore = "don't have a dylib cross target on macos"
)]
fn cross_test_dylib() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
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",
&format!(
r#"
use std::env;
pub fn baz() {{
assert_eq!(env::consts::ARCH, "{}");
}}
"#,
cross_compile::alternate_arch()
),
)
.build();
p.cargo("test --target")
.arg(&target)
.with_stderr(&format!(
"\
[COMPILING] bar v0.0.1 ([CWD]/bar)
[COMPILING] foo v0.0.1 ([CWD])
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
[RUNNING] [..] (target/{arch}/debug/deps/foo-[..][EXE])
[RUNNING] [..] (target/{arch}/debug/deps/test-[..][EXE])",
arch = cross_compile::alternate()
))
.with_stdout_contains_n("test foo ... ok", 2)
.run();
}
#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
fn doctest_xcompile_linker() {
if cross_compile::disabled() {
return;
}
let target = cross_compile::alternate();
let p = project()
.file(
".cargo/config",
&format!(
r#"
[target.{}]
linker = "my-linker-tool"
"#,
target
),
)
.file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
.file(
"src/lib.rs",
r#"
/// ```
/// assert_eq!(1, 1);
/// ```
pub fn foo() {}
"#,
)
.build();
// Fails because `my-linker-tool` doesn't actually exist.
p.cargo("test --doc -v -Zdoctest-xcompile --target")
.arg(&target)
.with_status(101)
.masquerade_as_nightly_cargo(&["doctest-xcompile"])
.with_stderr_contains(&format!(
"\
[RUNNING] `rustdoc --crate-type lib --crate-name foo --test [..]\
--target {target} [..] -C linker=my-linker-tool[..]
",
target = target,
))
.run();
}