mirror of
https://github.com/rust-lang/cargo
synced 2024-08-25 02:25:46 +00:00
2662 lines
69 KiB
Rust
2662 lines
69 KiB
Rust
//! Tests for fingerprinting (rebuild detection).
|
|
|
|
use filetime::FileTime;
|
|
use std::fs::{self, OpenOptions};
|
|
use std::io;
|
|
use std::io::prelude::*;
|
|
use std::net::TcpListener;
|
|
use std::path::{Path, PathBuf};
|
|
use std::process::Stdio;
|
|
use std::thread;
|
|
use std::time::SystemTime;
|
|
|
|
use super::death;
|
|
use cargo_test_support::paths::{self, CargoPathExt};
|
|
use cargo_test_support::registry::Package;
|
|
use cargo_test_support::{
|
|
basic_manifest, is_coarse_mtime, project, rustc_host, rustc_host_env, sleep_ms,
|
|
};
|
|
|
|
#[cargo_test]
|
|
fn modifying_and_moving() {
|
|
let p = project()
|
|
.file("src/main.rs", "mod a; fn main() {}")
|
|
.file("src/a.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.cargo("build").with_stdout("").run();
|
|
p.root().move_into_the_past();
|
|
p.root().join("target").move_into_the_past();
|
|
|
|
p.change_file("src/a.rs", "#[allow(unused)]fn main() {}");
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
fs::rename(&p.root().join("src/a.rs"), &p.root().join("src/b.rs")).unwrap();
|
|
p.cargo("build")
|
|
.with_status(101)
|
|
.with_stderr_contains("[..]file not found[..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn modify_only_some_files() {
|
|
let p = project()
|
|
.file("src/lib.rs", "mod a;")
|
|
.file("src/a.rs", "")
|
|
.file("src/main.rs", "mod b; fn main() {}")
|
|
.file("src/b.rs", "")
|
|
.file("tests/test.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("test").run();
|
|
sleep_ms(1000);
|
|
|
|
assert!(p.bin("foo").is_file());
|
|
|
|
let lib = p.root().join("src/lib.rs");
|
|
p.change_file("src/lib.rs", "invalid rust code");
|
|
p.change_file("src/b.rs", "#[allow(unused)]fn foo() {}");
|
|
lib.move_into_the_past();
|
|
|
|
// Make sure the binary is rebuilt, not the lib
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
assert!(p.bin("foo").is_file());
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rebuild_sub_package_then_while_package() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
authors = []
|
|
version = "0.0.1"
|
|
|
|
[dependencies.a]
|
|
path = "a"
|
|
[dependencies.b]
|
|
path = "b"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "extern crate a; extern crate b;")
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a"
|
|
authors = []
|
|
version = "0.0.1"
|
|
[dependencies.b]
|
|
path = "../b"
|
|
"#,
|
|
)
|
|
.file("a/src/lib.rs", "extern crate b;")
|
|
.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
|
|
.file("b/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] b [..]
|
|
[COMPILING] a [..]
|
|
[COMPILING] foo [..]
|
|
[FINISHED] dev [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
p.change_file("b/src/lib.rs", "pub fn b() {}");
|
|
|
|
p.cargo("build -pb -v")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] b [..]
|
|
[RUNNING] `rustc --crate-name b [..]
|
|
[FINISHED] dev [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.change_file(
|
|
"src/lib.rs",
|
|
"extern crate a; extern crate b; pub fn toplevel() {}",
|
|
);
|
|
|
|
p.cargo("build -v")
|
|
.with_stderr(
|
|
"\
|
|
[FRESH] b [..]
|
|
[COMPILING] a [..]
|
|
[RUNNING] `rustc --crate-name a [..]
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `rustc --crate-name foo [..]
|
|
[FINISHED] dev [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_lib_features_caches_targets() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
authors = []
|
|
version = "0.0.1"
|
|
|
|
[features]
|
|
foo = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.cargo("build --features foo")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
/* Targets should be cached from the first build */
|
|
|
|
p.cargo("build")
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
|
|
p.cargo("build").with_stdout("").run();
|
|
|
|
p.cargo("build --features foo")
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_profiles_caches_targets() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
authors = []
|
|
version = "0.0.1"
|
|
|
|
[profile.dev]
|
|
panic = "abort"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.cargo("test")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling foo v0.0.1 ([..])
|
|
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] [..] (target[..]debug[..]deps[..]foo-[..][EXE])
|
|
[DOCTEST] foo
|
|
",
|
|
)
|
|
.run();
|
|
|
|
/* Targets should be cached from the first build */
|
|
|
|
p.cargo("build")
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
|
|
p.cargo("test foo")
|
|
.with_stderr(
|
|
"\
|
|
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] [..] (target[..]debug[..]deps[..]foo-[..][EXE])
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_bin_paths_common_target_features_caches_targets() {
|
|
// Make sure dep_cache crate is built once per feature
|
|
let p = project()
|
|
.no_manifest()
|
|
.file(
|
|
".cargo/config",
|
|
r#"
|
|
[build]
|
|
target-dir = "./target"
|
|
"#,
|
|
)
|
|
.file(
|
|
"dep_crate/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "dep_crate"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[features]
|
|
ftest = []
|
|
"#,
|
|
)
|
|
.file(
|
|
"dep_crate/src/lib.rs",
|
|
r#"
|
|
#[cfg(feature = "ftest")]
|
|
pub fn yo() {
|
|
println!("ftest on")
|
|
}
|
|
#[cfg(not(feature = "ftest"))]
|
|
pub fn yo() {
|
|
println!("ftest off")
|
|
}
|
|
"#,
|
|
)
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
dep_crate = {path = "../dep_crate", features = []}
|
|
"#,
|
|
)
|
|
.file("a/src/lib.rs", "")
|
|
.file(
|
|
"a/src/main.rs",
|
|
r#"
|
|
extern crate dep_crate;
|
|
use dep_crate::yo;
|
|
fn main() {
|
|
yo();
|
|
}
|
|
"#,
|
|
)
|
|
.file(
|
|
"b/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "b"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
dep_crate = {path = "../dep_crate", features = ["ftest"]}
|
|
"#,
|
|
)
|
|
.file("b/src/lib.rs", "")
|
|
.file(
|
|
"b/src/main.rs",
|
|
r#"
|
|
extern crate dep_crate;
|
|
use dep_crate::yo;
|
|
fn main() {
|
|
yo();
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
/* Build and rebuild a/. Ensure dep_crate only builds once */
|
|
p.cargo("run")
|
|
.cwd("a")
|
|
.with_stdout("ftest off")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling dep_crate v0.0.1 ([..])
|
|
[..]Compiling a v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/a[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("clean -p a").cwd("a").run();
|
|
p.cargo("run")
|
|
.cwd("a")
|
|
.with_stdout("ftest off")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling a v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/a[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
|
|
/* Build and rebuild b/. Ensure dep_crate only builds once */
|
|
p.cargo("run")
|
|
.cwd("b")
|
|
.with_stdout("ftest on")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling dep_crate v0.0.1 ([..])
|
|
[..]Compiling b v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/b[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("clean -p b").cwd("b").run();
|
|
p.cargo("run")
|
|
.cwd("b")
|
|
.with_stdout("ftest on")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling b v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/b[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
|
|
/* Build a/ package again. If we cache different feature dep builds correctly,
|
|
* this should not cause a rebuild of dep_crate */
|
|
p.cargo("clean -p a").cwd("a").run();
|
|
p.cargo("run")
|
|
.cwd("a")
|
|
.with_stdout("ftest off")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling a v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/a[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
|
|
/* Build b/ package again. If we cache different feature dep builds correctly,
|
|
* this should not cause a rebuild */
|
|
p.cargo("clean -p b").cwd("b").run();
|
|
p.cargo("run")
|
|
.cwd("b")
|
|
.with_stdout("ftest on")
|
|
.with_stderr(
|
|
"\
|
|
[..]Compiling b v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `[..]target/debug/b[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_bin_features_caches_targets() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
authors = []
|
|
version = "0.0.1"
|
|
|
|
[features]
|
|
foo = []
|
|
"#,
|
|
)
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
let msg = if cfg!(feature = "foo") { "feature on" } else { "feature off" };
|
|
println!("{}", msg);
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.rename_run("foo", "off1").with_stdout("feature off").run();
|
|
|
|
p.cargo("build --features foo")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.rename_run("foo", "on1").with_stdout("feature on").run();
|
|
|
|
/* Targets should be cached from the first build */
|
|
|
|
let mut e = p.cargo("build");
|
|
// MSVC does not include hash in binary filename, so it gets recompiled.
|
|
if cfg!(target_env = "msvc") {
|
|
e.with_stderr("[COMPILING] foo[..]\n[FINISHED] dev[..]");
|
|
} else {
|
|
e.with_stderr("[FINISHED] dev[..]");
|
|
}
|
|
e.run();
|
|
p.rename_run("foo", "off2").with_stdout("feature off").run();
|
|
|
|
let mut e = p.cargo("build --features foo");
|
|
if cfg!(target_env = "msvc") {
|
|
e.with_stderr("[COMPILING] foo[..]\n[FINISHED] dev[..]");
|
|
} else {
|
|
e.with_stderr("[FINISHED] dev[..]");
|
|
}
|
|
e.run();
|
|
p.rename_run("foo", "on2").with_stdout("feature on").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rebuild_tests_if_lib_changes() {
|
|
let p = project()
|
|
.file("src/lib.rs", "pub fn foo() {}")
|
|
.file(
|
|
"tests/foo.rs",
|
|
r#"
|
|
extern crate foo;
|
|
#[test]
|
|
fn test() { foo::foo(); }
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("test").run();
|
|
|
|
sleep_ms(1000);
|
|
p.change_file("src/lib.rs", "");
|
|
|
|
p.cargo("build -v").run();
|
|
p.cargo("test -v")
|
|
.with_status(101)
|
|
.with_stderr_contains("[..]cannot find function `foo`[..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn no_rebuild_transitive_target_deps() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = "a" }
|
|
[dev-dependencies]
|
|
b = { path = "b" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("tests/foo.rs", "")
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[target.foo.dependencies]
|
|
c = { path = "../c" }
|
|
"#,
|
|
)
|
|
.file("a/src/lib.rs", "")
|
|
.file(
|
|
"b/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "b"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
c = { path = "../c" }
|
|
"#,
|
|
)
|
|
.file("b/src/lib.rs", "")
|
|
.file("c/Cargo.toml", &basic_manifest("c", "0.0.1"))
|
|
.file("c/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("test --no-run")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] c v0.0.1 ([..])
|
|
[COMPILING] b v0.0.1 ([..])
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] test [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rerun_if_changed_in_dep() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = "a" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a"
|
|
version = "0.0.1"
|
|
authors = []
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file(
|
|
"a/build.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("cargo:rerun-if-changed=build.rs");
|
|
}
|
|
"#,
|
|
)
|
|
.file("a/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build").with_stdout("").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn same_build_dir_cached_packages() {
|
|
let p = project()
|
|
.no_manifest()
|
|
.file(
|
|
"a1/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a1"
|
|
version = "0.0.1"
|
|
authors = []
|
|
[dependencies]
|
|
b = { path = "../b" }
|
|
"#,
|
|
)
|
|
.file("a1/src/lib.rs", "")
|
|
.file(
|
|
"a2/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "a2"
|
|
version = "0.0.1"
|
|
authors = []
|
|
[dependencies]
|
|
b = { path = "../b" }
|
|
"#,
|
|
)
|
|
.file("a2/src/lib.rs", "")
|
|
.file(
|
|
"b/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "b"
|
|
version = "0.0.1"
|
|
authors = []
|
|
[dependencies]
|
|
c = { path = "../c" }
|
|
"#,
|
|
)
|
|
.file("b/src/lib.rs", "")
|
|
.file(
|
|
"c/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "c"
|
|
version = "0.0.1"
|
|
authors = []
|
|
[dependencies]
|
|
d = { path = "../d" }
|
|
"#,
|
|
)
|
|
.file("c/src/lib.rs", "")
|
|
.file("d/Cargo.toml", &basic_manifest("d", "0.0.1"))
|
|
.file("d/src/lib.rs", "")
|
|
.file(
|
|
".cargo/config",
|
|
r#"
|
|
[build]
|
|
target-dir = "./target"
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("build")
|
|
.cwd("a1")
|
|
.with_stderr(&format!(
|
|
"\
|
|
[COMPILING] d v0.0.1 ({dir}/d)
|
|
[COMPILING] c v0.0.1 ({dir}/c)
|
|
[COMPILING] b v0.0.1 ({dir}/b)
|
|
[COMPILING] a1 v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
dir = p.url().to_file_path().unwrap().to_str().unwrap()
|
|
))
|
|
.run();
|
|
p.cargo("build")
|
|
.cwd("a2")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] a2 v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn no_rebuild_if_build_artifacts_move_backwards_in_time() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = "a" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
|
|
.file("a/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
p.root().move_into_the_past();
|
|
|
|
p.cargo("build")
|
|
.with_stdout("")
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rebuild_if_build_artifacts_move_forward_in_time() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = "a" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("a/Cargo.toml", &basic_manifest("a", "0.0.1"))
|
|
.file("a/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
p.root().move_into_the_future();
|
|
|
|
p.cargo("build")
|
|
.env("CARGO_LOG", "")
|
|
.with_stdout("")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] a v0.0.1 ([..])
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rebuild_if_environment_changes() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
description = "old desc"
|
|
version = "0.0.1"
|
|
authors = []
|
|
"#,
|
|
)
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("{}", env!("CARGO_PKG_DESCRIPTION"));
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("run")
|
|
.with_stdout("old desc")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `target/debug/foo[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.change_file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
description = "new desc"
|
|
version = "0.0.1"
|
|
authors = []
|
|
"#,
|
|
);
|
|
|
|
p.cargo("run")
|
|
.with_stdout("new desc")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[RUNNING] `target/debug/foo[EXE]`
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn no_rebuild_when_rename_dir() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.0.1"
|
|
authors = []
|
|
|
|
[workspace]
|
|
|
|
[dependencies]
|
|
foo = { path = "foo" }
|
|
"#,
|
|
)
|
|
.file("src/_unused.rs", "")
|
|
.file("build.rs", "fn main() {}")
|
|
.file("foo/Cargo.toml", &basic_manifest("foo", "0.0.1"))
|
|
.file("foo/src/lib.rs", "")
|
|
.file("foo/build.rs", "fn main() {}")
|
|
.build();
|
|
|
|
// make sure the most recently modified file is `src/lib.rs`, not
|
|
// `Cargo.toml`, to expose a historical bug where we forgot to strip the
|
|
// `Cargo.toml` path from looking for the package root.
|
|
cargo_test_support::sleep_ms(100);
|
|
fs::write(p.root().join("src/lib.rs"), "").unwrap();
|
|
|
|
p.cargo("build").run();
|
|
let mut new = p.root();
|
|
new.pop();
|
|
new.push("bar");
|
|
fs::rename(p.root(), &new).unwrap();
|
|
|
|
p.cargo("build")
|
|
.cwd(&new)
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn unused_optional_dep() {
|
|
Package::new("registry1", "0.1.0").publish();
|
|
Package::new("registry2", "0.1.0").publish();
|
|
Package::new("registry3", "0.1.0").publish();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "p"
|
|
authors = []
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar" }
|
|
baz = { path = "baz" }
|
|
registry1 = "*"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file(
|
|
"bar/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.1.1"
|
|
authors = []
|
|
|
|
[dev-dependencies]
|
|
registry2 = "*"
|
|
"#,
|
|
)
|
|
.file("bar/src/lib.rs", "")
|
|
.file(
|
|
"baz/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "baz"
|
|
version = "0.1.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
registry3 = { version = "*", optional = true }
|
|
"#,
|
|
)
|
|
.file("baz/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build").with_stderr("[FINISHED] [..]").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn path_dev_dep_registry_updates() {
|
|
Package::new("registry1", "0.1.0").publish();
|
|
Package::new("registry2", "0.1.0").publish();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "p"
|
|
authors = []
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file(
|
|
"bar/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.1.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
registry1 = "*"
|
|
|
|
[dev-dependencies]
|
|
baz = { path = "../baz"}
|
|
"#,
|
|
)
|
|
.file("bar/src/lib.rs", "")
|
|
.file(
|
|
"baz/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "baz"
|
|
version = "0.1.1"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
registry2 = "*"
|
|
"#,
|
|
)
|
|
.file("baz/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build").with_stderr("[FINISHED] [..]").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn change_panic_mode() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[workspace]
|
|
members = ['bar', 'baz']
|
|
[profile.dev]
|
|
panic = 'abort'
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.1"))
|
|
.file("bar/src/lib.rs", "")
|
|
.file(
|
|
"baz/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "baz"
|
|
version = "0.1.1"
|
|
authors = []
|
|
|
|
[lib]
|
|
proc-macro = true
|
|
|
|
[dependencies]
|
|
bar = { path = '../bar' }
|
|
"#,
|
|
)
|
|
.file("baz/src/lib.rs", "extern crate bar;")
|
|
.build();
|
|
|
|
p.cargo("build -p bar").run();
|
|
p.cargo("build -p baz").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn dont_rebuild_based_on_plugins() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.1.1"
|
|
|
|
[workspace]
|
|
members = ['baz']
|
|
|
|
[dependencies]
|
|
proc-macro-thing = { path = 'proc-macro-thing' }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file(
|
|
"proc-macro-thing/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "proc-macro-thing"
|
|
version = "0.1.1"
|
|
|
|
[lib]
|
|
proc-macro = true
|
|
|
|
[dependencies]
|
|
qux = { path = '../qux' }
|
|
"#,
|
|
)
|
|
.file("proc-macro-thing/src/lib.rs", "")
|
|
.file(
|
|
"baz/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "baz"
|
|
version = "0.1.1"
|
|
|
|
[dependencies]
|
|
qux = { path = '../qux' }
|
|
"#,
|
|
)
|
|
.file("baz/src/main.rs", "fn main() {}")
|
|
.file("qux/Cargo.toml", &basic_manifest("qux", "0.1.1"))
|
|
.file("qux/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build -p baz").run();
|
|
p.cargo("build").with_stderr("[FINISHED] [..]\n").run();
|
|
p.cargo("build -p bar")
|
|
.with_stderr("[FINISHED] [..]\n")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn reuse_workspace_lib() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.1.1"
|
|
|
|
[workspace]
|
|
|
|
[dependencies]
|
|
baz = { path = 'baz' }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("baz/Cargo.toml", &basic_manifest("baz", "0.1.1"))
|
|
.file("baz/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("test -p baz -v --no-run")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] baz v0.1.1 ([..])
|
|
[RUNNING] `rustc[..] --test [..]`
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn reuse_shared_build_dep() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
|
|
[dependencies]
|
|
shared = {path = "shared"}
|
|
|
|
[workspace]
|
|
members = ["shared", "bar"]
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("shared/Cargo.toml", &basic_manifest("shared", "0.0.1"))
|
|
.file("shared/src/lib.rs", "")
|
|
.file(
|
|
"bar/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "bar"
|
|
version = "0.0.1"
|
|
|
|
[build-dependencies]
|
|
shared = { path = "../shared" }
|
|
"#,
|
|
)
|
|
.file("bar/src/lib.rs", "")
|
|
.file("bar/build.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("build --workspace").run();
|
|
// This should not recompile!
|
|
p.cargo("build -p foo -v")
|
|
.with_stderr(
|
|
"\
|
|
[FRESH] shared [..]
|
|
[FRESH] foo [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_rustflags_is_cached() {
|
|
let p = project().file("src/lib.rs", "").build();
|
|
|
|
// This isn't ever cached, we always have to recompile
|
|
for _ in 0..2 {
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]",
|
|
)
|
|
.run();
|
|
p.cargo("build")
|
|
.env("RUSTFLAGS", "-C linker=cc")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]",
|
|
)
|
|
.run();
|
|
}
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn update_dependency_mtime_does_not_rebuild() {
|
|
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", &basic_manifest("bar", "0.0.1"))
|
|
.file("bar/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build -Z mtime-on-use")
|
|
.masquerade_as_nightly_cargo()
|
|
.env("RUSTFLAGS", "-C linker=cc")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] bar v0.0.1 ([..])
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]",
|
|
)
|
|
.run();
|
|
// This does not make new files, but it does update the mtime of the dependency.
|
|
p.cargo("build -p bar -Z mtime-on-use")
|
|
.masquerade_as_nightly_cargo()
|
|
.env("RUSTFLAGS", "-C linker=cc")
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
// This should not recompile!
|
|
p.cargo("build -Z mtime-on-use")
|
|
.masquerade_as_nightly_cargo()
|
|
.env("RUSTFLAGS", "-C linker=cc")
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
}
|
|
|
|
fn fingerprint_cleaner(mut dir: PathBuf, timestamp: filetime::FileTime) {
|
|
// Cargo is experimenting with letting outside projects develop some
|
|
// limited forms of GC for target_dir. This is one of the forms.
|
|
// Specifically, Cargo is updating the mtime of a file in
|
|
// target/profile/.fingerprint each time it uses the fingerprint.
|
|
// So a cleaner can remove files associated with a fingerprint
|
|
// if all the files in the fingerprint's folder are older then a time stamp without
|
|
// effecting any builds that happened since that time stamp.
|
|
let mut cleand = false;
|
|
dir.push(".fingerprint");
|
|
for fing in fs::read_dir(&dir).unwrap() {
|
|
let fing = fing.unwrap();
|
|
|
|
let outdated = |f: io::Result<fs::DirEntry>| {
|
|
filetime::FileTime::from_last_modification_time(&f.unwrap().metadata().unwrap())
|
|
<= timestamp
|
|
};
|
|
if fs::read_dir(fing.path()).unwrap().all(outdated) {
|
|
fs::remove_dir_all(fing.path()).unwrap();
|
|
println!("remove: {:?}", fing.path());
|
|
// a real cleaner would remove the big files in deps and build as well
|
|
// but fingerprint is sufficient for our tests
|
|
cleand = true;
|
|
} else {
|
|
}
|
|
}
|
|
assert!(
|
|
cleand,
|
|
"called fingerprint_cleaner, but there was nothing to remove"
|
|
);
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn fingerprint_cleaner_does_not_rebuild() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar" }
|
|
|
|
[features]
|
|
a = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
|
|
.file("bar/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build -Z mtime-on-use")
|
|
.masquerade_as_nightly_cargo()
|
|
.run();
|
|
p.cargo("build -Z mtime-on-use --features a")
|
|
.masquerade_as_nightly_cargo()
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]",
|
|
)
|
|
.run();
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
let timestamp = filetime::FileTime::from_system_time(SystemTime::now());
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
// This does not make new files, but it does update the mtime.
|
|
p.cargo("build -Z mtime-on-use --features a")
|
|
.masquerade_as_nightly_cargo()
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
fingerprint_cleaner(p.target_debug_dir(), timestamp);
|
|
// This should not recompile!
|
|
p.cargo("build -Z mtime-on-use --features a")
|
|
.masquerade_as_nightly_cargo()
|
|
.with_stderr("[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]")
|
|
.run();
|
|
// But this should be cleaned and so need a rebuild
|
|
p.cargo("build -Z mtime-on-use")
|
|
.masquerade_as_nightly_cargo()
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn reuse_panic_build_dep_test() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
|
|
[build-dependencies]
|
|
bar = { path = "bar" }
|
|
|
|
[dev-dependencies]
|
|
bar = { path = "bar" }
|
|
|
|
[profile.dev]
|
|
panic = "abort"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("build.rs", "fn main() {}")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
|
|
.file("bar/src/lib.rs", "")
|
|
.build();
|
|
|
|
// Check that `bar` is not built twice. It is only needed once (without `panic`).
|
|
p.cargo("test --lib --no-run -v")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] bar [..]
|
|
[RUNNING] `rustc --crate-name bar [..]
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `rustc --crate-name build_script_build [..]
|
|
[RUNNING] [..]build-script-build`
|
|
[RUNNING] `rustc --crate-name foo src/lib.rs [..]--test[..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn reuse_panic_pm() {
|
|
// foo(panic) -> bar(panic)
|
|
// somepm(nopanic) -> bar(nopanic)
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar" }
|
|
somepm = { path = "somepm" }
|
|
|
|
[profile.dev]
|
|
panic = "abort"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "extern crate bar;")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
|
|
.file("bar/src/lib.rs", "")
|
|
.file(
|
|
"somepm/Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "somepm"
|
|
version = "0.0.1"
|
|
|
|
[lib]
|
|
proc-macro = true
|
|
|
|
[dependencies]
|
|
bar = { path = "../bar" }
|
|
"#,
|
|
)
|
|
.file("somepm/src/lib.rs", "extern crate bar;")
|
|
.build();
|
|
|
|
// bar is built once without panic (for proc-macro) and once with (for the
|
|
// normal dependency).
|
|
p.cargo("build -v")
|
|
.with_stderr_unordered(
|
|
"\
|
|
[COMPILING] bar [..]
|
|
[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=[..]link[..]-C debuginfo=2 [..]
|
|
[RUNNING] `rustc --crate-name bar bar/src/lib.rs [..]--crate-type lib --emit=[..]link -C panic=abort[..]-C debuginfo=2 [..]
|
|
[COMPILING] somepm [..]
|
|
[RUNNING] `rustc --crate-name somepm [..]
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `rustc --crate-name foo src/lib.rs [..]-C panic=abort[..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn bust_patched_dep() {
|
|
Package::new("registry1", "0.1.0").publish();
|
|
Package::new("registry2", "0.1.0")
|
|
.dep("registry1", "0.1.0")
|
|
.publish();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
|
|
[dependencies]
|
|
registry2 = "0.1.0"
|
|
|
|
[patch.crates-io]
|
|
registry1 = { path = "reg1new" }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.file("reg1new/Cargo.toml", &basic_manifest("registry1", "0.1.0"))
|
|
.file("reg1new/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
|
|
p.change_file("reg1new/src/lib.rs", "");
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] registry1 v0.1.0 ([..])
|
|
[COMPILING] registry2 v0.1.0
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.cargo("build -v")
|
|
.with_stderr(
|
|
"\
|
|
[FRESH] registry1 v0.1.0 ([..])
|
|
[FRESH] registry2 v0.1.0
|
|
[FRESH] foo v0.0.1 ([..])
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rebuild_on_mid_build_file_modification() {
|
|
let server = TcpListener::bind("127.0.0.1:0").unwrap();
|
|
let addr = server.local_addr().unwrap();
|
|
|
|
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
|
|
"#,
|
|
)
|
|
.file(
|
|
"proc_macro_dep/src/lib.rs",
|
|
&format!(
|
|
r#"
|
|
extern crate proc_macro;
|
|
|
|
use std::io::Read;
|
|
use std::net::TcpStream;
|
|
use proc_macro::TokenStream;
|
|
|
|
#[proc_macro_derive(Noop)]
|
|
pub fn noop(_input: TokenStream) -> TokenStream {{
|
|
let mut stream = TcpStream::connect("{}").unwrap();
|
|
let mut v = Vec::new();
|
|
stream.read_to_end(&mut v).unwrap();
|
|
"".parse().unwrap()
|
|
}}
|
|
"#,
|
|
addr
|
|
),
|
|
)
|
|
.build();
|
|
let root = p.root();
|
|
|
|
let t = thread::spawn(move || {
|
|
let socket = server.accept().unwrap().0;
|
|
sleep_ms(1000);
|
|
let mut file = OpenOptions::new()
|
|
.write(true)
|
|
.append(true)
|
|
.open(root.join("root/src/lib.rs"))
|
|
.unwrap();
|
|
writeln!(file, "// modified").expect("Failed to append to root sources");
|
|
drop(file);
|
|
drop(socket);
|
|
drop(server.accept().unwrap());
|
|
});
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] proc_macro_dep v0.1.0 ([..]/proc_macro_dep)
|
|
[COMPILING] root v0.1.0 ([..]/root)
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
p.cargo("build")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] root v0.1.0 ([..]/root)
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
t.join().ok().unwrap();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn dirty_both_lib_and_test() {
|
|
// This tests that all artifacts that depend on the results of a build
|
|
// script will get rebuilt when the build script reruns, even for separate
|
|
// commands. It does the following:
|
|
//
|
|
// 1. Project "foo" has a build script which will compile a small
|
|
// staticlib to link against. Normally this would use the `cc` crate,
|
|
// but here we just use rustc to avoid the `cc` dependency.
|
|
// 2. Build the library.
|
|
// 3. Build the unit test. The staticlib intentionally has a bad value.
|
|
// 4. Rewrite the staticlib with the correct value.
|
|
// 5. Build the library again.
|
|
// 6. Build the unit test. This should recompile.
|
|
|
|
let slib = |n| {
|
|
format!(
|
|
r#"
|
|
#[no_mangle]
|
|
pub extern "C" fn doit() -> i32 {{
|
|
return {};
|
|
}}
|
|
"#,
|
|
n
|
|
)
|
|
};
|
|
|
|
let p = project()
|
|
.file(
|
|
"src/lib.rs",
|
|
r#"
|
|
extern "C" {
|
|
fn doit() -> i32;
|
|
}
|
|
|
|
#[test]
|
|
fn t1() {
|
|
assert_eq!(unsafe { doit() }, 1, "doit assert failure");
|
|
}
|
|
"#,
|
|
)
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
use std::env;
|
|
use std::path::PathBuf;
|
|
use std::process::Command;
|
|
|
|
fn main() {
|
|
let rustc = env::var_os("RUSTC").unwrap();
|
|
let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
|
|
assert!(
|
|
Command::new(rustc)
|
|
.args(&[
|
|
"--crate-type=staticlib",
|
|
"--out-dir",
|
|
out_dir.to_str().unwrap(),
|
|
"slib.rs"
|
|
])
|
|
.status()
|
|
.unwrap()
|
|
.success(),
|
|
"slib build failed"
|
|
);
|
|
println!("cargo:rustc-link-lib=slib");
|
|
println!("cargo:rustc-link-search={}", out_dir.display());
|
|
}
|
|
"#,
|
|
)
|
|
.file("slib.rs", &slib(2))
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
// 2 != 1
|
|
p.cargo("test --lib")
|
|
.with_status(101)
|
|
.with_stdout_contains("[..]doit assert failure[..]")
|
|
.run();
|
|
|
|
if is_coarse_mtime() {
|
|
// #5918
|
|
sleep_ms(1000);
|
|
}
|
|
// Fix the mistake.
|
|
p.change_file("slib.rs", &slib(1));
|
|
|
|
p.cargo("build").run();
|
|
// This should recompile with the new static lib, and the test should pass.
|
|
p.cargo("test --lib").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn script_fails_stay_dirty() {
|
|
// Check if a script is aborted (such as hitting Ctrl-C) that it will re-run.
|
|
// Steps:
|
|
// 1. Build to establish fingerprints.
|
|
// 2. Make a change that triggers the build script to re-run. Abort the
|
|
// script while it is running.
|
|
// 3. Run the build again and make sure it re-runs the script.
|
|
let p = project()
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
mod helper;
|
|
fn main() {
|
|
println!("cargo:rerun-if-changed=build.rs");
|
|
helper::doit();
|
|
}
|
|
"#,
|
|
)
|
|
.file("helper.rs", "pub fn doit() {}")
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
if is_coarse_mtime() {
|
|
sleep_ms(1000);
|
|
}
|
|
p.change_file("helper.rs", r#"pub fn doit() {panic!("Crash!");}"#);
|
|
p.cargo("build")
|
|
.with_stderr_contains("[..]Crash![..]")
|
|
.with_status(101)
|
|
.run();
|
|
// There was a bug where this second call would be "fresh".
|
|
p.cargo("build")
|
|
.with_stderr_contains("[..]Crash![..]")
|
|
.with_status(101)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn simulated_docker_deps_stay_cached() {
|
|
// Test what happens in docker where the nanoseconds are zeroed out.
|
|
Package::new("regdep", "1.0.0").publish();
|
|
Package::new("regdep_old_style", "1.0.0")
|
|
.file("build.rs", "fn main() {}")
|
|
.file("src/lib.rs", "")
|
|
.publish();
|
|
Package::new("regdep_env", "1.0.0")
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("cargo:rerun-if-env-changed=SOMEVAR");
|
|
}
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.publish();
|
|
Package::new("regdep_rerun", "1.0.0")
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("cargo:rerun-if-changed=build.rs");
|
|
}
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.publish();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
pathdep = { path = "pathdep" }
|
|
regdep = "1.0"
|
|
regdep_old_style = "1.0"
|
|
regdep_env = "1.0"
|
|
regdep_rerun = "1.0"
|
|
"#,
|
|
)
|
|
.file(
|
|
"src/lib.rs",
|
|
"
|
|
extern crate pathdep;
|
|
extern crate regdep;
|
|
extern crate regdep_old_style;
|
|
extern crate regdep_env;
|
|
extern crate regdep_rerun;
|
|
",
|
|
)
|
|
.file("build.rs", "fn main() {}")
|
|
.file("pathdep/Cargo.toml", &basic_manifest("pathdep", "1.0.0"))
|
|
.file("pathdep/src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
let already_zero = {
|
|
// This happens on HFS with 1-second timestamp resolution,
|
|
// or other filesystems where it just so happens to write exactly on a
|
|
// 1-second boundary.
|
|
let metadata = fs::metadata(p.root().join("src/lib.rs")).unwrap();
|
|
let mtime = FileTime::from_last_modification_time(&metadata);
|
|
mtime.nanoseconds() == 0
|
|
};
|
|
|
|
// Recursively remove `nanoseconds` from every path.
|
|
fn zeropath(path: &Path) {
|
|
for entry in walkdir::WalkDir::new(path)
|
|
.into_iter()
|
|
.filter_map(|e| e.ok())
|
|
{
|
|
let metadata = fs::metadata(entry.path()).unwrap();
|
|
let mtime = metadata.modified().unwrap();
|
|
let mtime_duration = mtime.duration_since(SystemTime::UNIX_EPOCH).unwrap();
|
|
let trunc_mtime = FileTime::from_unix_time(mtime_duration.as_secs() as i64, 0);
|
|
let atime = metadata.accessed().unwrap();
|
|
let atime_duration = atime.duration_since(SystemTime::UNIX_EPOCH).unwrap();
|
|
let trunc_atime = FileTime::from_unix_time(atime_duration.as_secs() as i64, 0);
|
|
if let Err(e) = filetime::set_file_times(entry.path(), trunc_atime, trunc_mtime) {
|
|
// Windows doesn't allow changing filetimes on some things
|
|
// (directories, other random things I'm not sure why). Just
|
|
// ignore them.
|
|
if e.kind() == std::io::ErrorKind::PermissionDenied {
|
|
println!("PermissionDenied filetime on {:?}", entry.path());
|
|
} else {
|
|
panic!("FileTime error on {:?}: {:?}", entry.path(), e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
zeropath(&p.root());
|
|
zeropath(&paths::home());
|
|
|
|
if already_zero {
|
|
println!("already zero");
|
|
// If it was already truncated, then everything stays fresh.
|
|
p.cargo("build -v")
|
|
.with_stderr_unordered(
|
|
"\
|
|
[FRESH] pathdep [..]
|
|
[FRESH] regdep [..]
|
|
[FRESH] regdep_env [..]
|
|
[FRESH] regdep_old_style [..]
|
|
[FRESH] regdep_rerun [..]
|
|
[FRESH] foo [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
} else {
|
|
println!("not already zero");
|
|
// It is not ideal that `foo` gets recompiled, but that is the current
|
|
// behavior. Currently mtimes are ignored for registry deps.
|
|
//
|
|
// Note that this behavior is due to the fact that `foo` has a build
|
|
// script in "old" mode where it doesn't print `rerun-if-*`. In this
|
|
// mode we use `Precalculated` to fingerprint a path dependency, where
|
|
// `Precalculated` is an opaque string which has the most recent mtime
|
|
// in it. It differs between builds because one has nsec=0 and the other
|
|
// likely has a nonzero nsec. Hence, the rebuild.
|
|
p.cargo("build -v")
|
|
.with_stderr_unordered(
|
|
"\
|
|
[FRESH] pathdep [..]
|
|
[FRESH] regdep [..]
|
|
[FRESH] regdep_env [..]
|
|
[FRESH] regdep_old_style [..]
|
|
[FRESH] regdep_rerun [..]
|
|
[COMPILING] foo [..]
|
|
[RUNNING] [..]/foo-[..]/build-script-build[..]
|
|
[RUNNING] `rustc --crate-name foo[..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn metadata_change_invalidates() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
for attr in &[
|
|
"authors = [\"foo\"]",
|
|
"description = \"desc\"",
|
|
"homepage = \"https://example.com\"",
|
|
"repository =\"https://example.com\"",
|
|
] {
|
|
let mut file = OpenOptions::new()
|
|
.write(true)
|
|
.append(true)
|
|
.open(p.root().join("Cargo.toml"))
|
|
.unwrap();
|
|
writeln!(file, "{}", attr).unwrap();
|
|
p.cargo("build")
|
|
.with_stderr_contains("[COMPILING] foo [..]")
|
|
.run();
|
|
}
|
|
p.cargo("build -v")
|
|
.with_stderr_contains("[FRESH] foo[..]")
|
|
.run();
|
|
assert_eq!(p.glob("target/debug/deps/libfoo-*.rlib").count(), 1);
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn edition_change_invalidates() {
|
|
const MANIFEST: &str = r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
"#;
|
|
let p = project()
|
|
.file("Cargo.toml", MANIFEST)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
p.cargo("build").run();
|
|
p.change_file("Cargo.toml", &format!("{}edition = \"2018\"", MANIFEST));
|
|
p.cargo("build")
|
|
.with_stderr_contains("[COMPILING] foo [..]")
|
|
.run();
|
|
p.change_file(
|
|
"Cargo.toml",
|
|
&format!(
|
|
r#"{}edition = "2018"
|
|
[lib]
|
|
edition = "2015"
|
|
"#,
|
|
MANIFEST
|
|
),
|
|
);
|
|
p.cargo("build")
|
|
.with_stderr_contains("[COMPILING] foo [..]")
|
|
.run();
|
|
p.cargo("build -v")
|
|
.with_stderr_contains("[FRESH] foo[..]")
|
|
.run();
|
|
assert_eq!(p.glob("target/debug/deps/libfoo-*.rlib").count(), 1);
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rename_with_path_deps() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[project]
|
|
name = "foo"
|
|
version = "0.5.0"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = 'a' }
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "extern crate a; pub fn foo() { a::foo(); }")
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[project]
|
|
name = "a"
|
|
version = "0.5.0"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
b = { path = 'b' }
|
|
"#,
|
|
)
|
|
.file("a/src/lib.rs", "extern crate b; pub fn foo() { b::foo() }")
|
|
.file(
|
|
"a/b/Cargo.toml",
|
|
r#"
|
|
[project]
|
|
name = "b"
|
|
version = "0.5.0"
|
|
authors = []
|
|
"#,
|
|
)
|
|
.file("a/b/src/lib.rs", "pub fn foo() { }");
|
|
let p = p.build();
|
|
|
|
p.cargo("build").run();
|
|
|
|
// Now rename the root directory and rerun `cargo run`. Not only should we
|
|
// not build anything but we also shouldn't crash.
|
|
let mut new = p.root();
|
|
new.pop();
|
|
new.push("foo2");
|
|
|
|
fs::rename(p.root(), &new).unwrap();
|
|
|
|
p.cargo("build")
|
|
.cwd(&new)
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn move_target_directory_with_path_deps() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[project]
|
|
name = "foo"
|
|
version = "0.5.0"
|
|
authors = []
|
|
|
|
[dependencies]
|
|
a = { path = "a" }
|
|
"#,
|
|
)
|
|
.file(
|
|
"a/Cargo.toml",
|
|
r#"
|
|
[project]
|
|
name = "a"
|
|
version = "0.5.0"
|
|
authors = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "extern crate a; pub use a::print_msg;")
|
|
.file(
|
|
"a/build.rs",
|
|
r###"
|
|
use std::env;
|
|
use std::fs;
|
|
use std::path::Path;
|
|
|
|
fn main() {
|
|
println!("cargo:rerun-if-changed=build.rs");
|
|
let out_dir = env::var("OUT_DIR").unwrap();
|
|
let dest_path = Path::new(&out_dir).join("hello.rs");
|
|
fs::write(&dest_path, r#"
|
|
pub fn message() -> &'static str {
|
|
"Hello, World!"
|
|
}
|
|
"#).unwrap();
|
|
}
|
|
"###,
|
|
)
|
|
.file(
|
|
"a/src/lib.rs",
|
|
r#"
|
|
include!(concat!(env!("OUT_DIR"), "/hello.rs"));
|
|
pub fn print_msg() { message(); }
|
|
"#,
|
|
);
|
|
let p = p.build();
|
|
|
|
let mut parent = p.root();
|
|
parent.pop();
|
|
|
|
p.cargo("build").run();
|
|
|
|
let new_target = p.root().join("target2");
|
|
fs::rename(p.root().join("target"), &new_target).unwrap();
|
|
|
|
p.cargo("build")
|
|
.env("CARGO_TARGET_DIR", &new_target)
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn rerun_if_changes() {
|
|
let p = project()
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("cargo:rerun-if-env-changed=FOO");
|
|
if std::env::var("FOO").is_ok() {
|
|
println!("cargo:rerun-if-env-changed=BAR");
|
|
}
|
|
}
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build").with_stderr("[FINISHED] [..]").run();
|
|
|
|
p.cargo("build -v")
|
|
.env("FOO", "1")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `[..]build-script-build`
|
|
[RUNNING] `rustc [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "1")
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
|
|
p.cargo("build -v")
|
|
.env("FOO", "1")
|
|
.env("BAR", "1")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `[..]build-script-build`
|
|
[RUNNING] `rustc [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "1")
|
|
.env("BAR", "1")
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
|
|
p.cargo("build -v")
|
|
.env("BAR", "2")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo [..]
|
|
[RUNNING] `[..]build-script-build`
|
|
[RUNNING] `rustc [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
p.cargo("build")
|
|
.env("BAR", "2")
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn channel_shares_filenames() {
|
|
// Test that different "nightly" releases use the same output filename.
|
|
|
|
// Create separate rustc binaries to emulate running different toolchains.
|
|
let nightly1 = format!(
|
|
"\
|
|
rustc 1.44.0-nightly (38114ff16 2020-03-21)
|
|
binary: rustc
|
|
commit-hash: 38114ff16e7856f98b2b4be7ab4cd29b38bed59a
|
|
commit-date: 2020-03-21
|
|
host: {}
|
|
release: 1.44.0-nightly
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let nightly2 = format!(
|
|
"\
|
|
rustc 1.44.0-nightly (a5b09d354 2020-03-31)
|
|
binary: rustc
|
|
commit-hash: a5b09d35473615e7142f5570f5c5fad0caf68bd2
|
|
commit-date: 2020-03-31
|
|
host: {}
|
|
release: 1.44.0-nightly
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let beta1 = format!(
|
|
"\
|
|
rustc 1.43.0-beta.3 (4c587bbda 2020-03-25)
|
|
binary: rustc
|
|
commit-hash: 4c587bbda04ab55aaf56feab11dfdfe387a85d7a
|
|
commit-date: 2020-03-25
|
|
host: {}
|
|
release: 1.43.0-beta.3
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let beta2 = format!(
|
|
"\
|
|
rustc 1.42.0-beta.5 (4e1c5f0e9 2020-02-28)
|
|
binary: rustc
|
|
commit-hash: 4e1c5f0e9769a588b91c977e3d81e140209ef3a2
|
|
commit-date: 2020-02-28
|
|
host: {}
|
|
release: 1.42.0-beta.5
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let stable1 = format!(
|
|
"\
|
|
rustc 1.42.0 (b8cedc004 2020-03-09)
|
|
binary: rustc
|
|
commit-hash: b8cedc00407a4c56a3bda1ed605c6fc166655447
|
|
commit-date: 2020-03-09
|
|
host: {}
|
|
release: 1.42.0
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let stable2 = format!(
|
|
"\
|
|
rustc 1.41.1 (f3e1a954d 2020-02-24)
|
|
binary: rustc
|
|
commit-hash: f3e1a954d2ead4e2fc197c7da7d71e6c61bad196
|
|
commit-date: 2020-02-24
|
|
host: {}
|
|
release: 1.41.1
|
|
LLVM version: 9.0
|
|
",
|
|
rustc_host()
|
|
);
|
|
|
|
let compiler = project()
|
|
.at("compiler")
|
|
.file("Cargo.toml", &basic_manifest("compiler", "0.1.0"))
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
if std::env::args_os().any(|a| a == "-vV") {
|
|
print!("{}", env!("FUNKY_VERSION_TEST"));
|
|
return;
|
|
}
|
|
let mut cmd = std::process::Command::new("rustc");
|
|
cmd.args(std::env::args_os().skip(1));
|
|
assert!(cmd.status().unwrap().success());
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
let makeit = |version, vv| {
|
|
// Force a rebuild.
|
|
compiler.target_debug_dir().join("deps").rm_rf();
|
|
compiler.cargo("build").env("FUNKY_VERSION_TEST", vv).run();
|
|
fs::rename(compiler.bin("compiler"), compiler.bin(version)).unwrap();
|
|
};
|
|
makeit("nightly1", nightly1);
|
|
makeit("nightly2", nightly2);
|
|
makeit("beta1", beta1);
|
|
makeit("beta2", beta2);
|
|
makeit("stable1", stable1);
|
|
makeit("stable2", stable2);
|
|
|
|
// Run `cargo check` with different rustc versions to observe its behavior.
|
|
let p = project().file("src/lib.rs", "").build();
|
|
|
|
// Runs `cargo check` and returns the rmeta filename created.
|
|
// Checks that the freshness matches the given value.
|
|
let check = |version, fresh| -> String {
|
|
let output = p
|
|
.cargo("check --message-format=json")
|
|
.env("RUSTC", compiler.bin(version))
|
|
.exec_with_output()
|
|
.unwrap();
|
|
// Collect the filenames generated.
|
|
let mut artifacts: Vec<_> = std::str::from_utf8(&output.stdout)
|
|
.unwrap()
|
|
.lines()
|
|
.filter_map(|line| {
|
|
let value: serde_json::Value = serde_json::from_str(line).unwrap();
|
|
if value["reason"].as_str().unwrap() == "compiler-artifact" {
|
|
assert_eq!(value["fresh"].as_bool().unwrap(), fresh);
|
|
let filenames = value["filenames"].as_array().unwrap();
|
|
assert_eq!(filenames.len(), 1);
|
|
Some(filenames[0].to_string())
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.collect();
|
|
// Should only generate one rmeta file.
|
|
assert_eq!(artifacts.len(), 1);
|
|
artifacts.pop().unwrap()
|
|
};
|
|
|
|
let nightly1_name = check("nightly1", false);
|
|
assert_eq!(check("nightly1", true), nightly1_name);
|
|
assert_eq!(check("nightly2", false), nightly1_name); // same as before
|
|
assert_eq!(check("nightly2", true), nightly1_name);
|
|
// Should rebuild going back to nightly1.
|
|
assert_eq!(check("nightly1", false), nightly1_name);
|
|
|
|
let beta1_name = check("beta1", false);
|
|
assert_ne!(beta1_name, nightly1_name);
|
|
assert_eq!(check("beta1", true), beta1_name);
|
|
assert_eq!(check("beta2", false), beta1_name); // same as before
|
|
assert_eq!(check("beta2", true), beta1_name);
|
|
// Should rebuild going back to beta1.
|
|
assert_eq!(check("beta1", false), beta1_name);
|
|
|
|
let stable1_name = check("stable1", false);
|
|
assert_ne!(stable1_name, nightly1_name);
|
|
assert_ne!(stable1_name, beta1_name);
|
|
let stable2_name = check("stable2", false);
|
|
assert_ne!(stable1_name, stable2_name);
|
|
// Check everything is fresh.
|
|
assert_eq!(check("stable1", true), stable1_name);
|
|
assert_eq!(check("stable2", true), stable2_name);
|
|
assert_eq!(check("beta1", true), beta1_name);
|
|
assert_eq!(check("nightly1", true), nightly1_name);
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn linking_interrupted() {
|
|
// Interrupt during the linking phase shouldn't leave test executable as "fresh".
|
|
|
|
// This is used to detect when linking starts, then to pause the linker so
|
|
// that the test can kill cargo.
|
|
let link_listener = TcpListener::bind("127.0.0.1:0").unwrap();
|
|
let link_addr = link_listener.local_addr().unwrap();
|
|
|
|
// This is used to detect when rustc exits.
|
|
let rustc_listener = TcpListener::bind("127.0.0.1:0").unwrap();
|
|
let rustc_addr = rustc_listener.local_addr().unwrap();
|
|
|
|
// Create a linker that we can interrupt.
|
|
let linker = project()
|
|
.at("linker")
|
|
.file("Cargo.toml", &basic_manifest("linker", "1.0.0"))
|
|
.file(
|
|
"src/main.rs",
|
|
&r#"
|
|
fn main() {
|
|
// Figure out the output filename.
|
|
let output = match std::env::args().find(|a| a.starts_with("/OUT:")) {
|
|
Some(s) => s[5..].to_string(),
|
|
None => {
|
|
let mut args = std::env::args();
|
|
loop {
|
|
if args.next().unwrap() == "-o" {
|
|
break;
|
|
}
|
|
}
|
|
args.next().unwrap()
|
|
}
|
|
};
|
|
std::fs::remove_file(&output).unwrap();
|
|
std::fs::write(&output, "").unwrap();
|
|
// Tell the test that we are ready to be interrupted.
|
|
let mut socket = std::net::TcpStream::connect("__ADDR__").unwrap();
|
|
// Wait for the test to kill us.
|
|
std::thread::sleep(std::time::Duration::new(60, 0));
|
|
}
|
|
"#
|
|
.replace("__ADDR__", &link_addr.to_string()),
|
|
)
|
|
.build();
|
|
linker.cargo("build").run();
|
|
|
|
// Create a wrapper around rustc that will tell us when rustc is finished.
|
|
let rustc = project()
|
|
.at("rustc-waiter")
|
|
.file("Cargo.toml", &basic_manifest("rustc-waiter", "1.0.0"))
|
|
.file(
|
|
"src/main.rs",
|
|
&r#"
|
|
fn main() {
|
|
let mut conn = None;
|
|
// Check for a normal build (not -vV or --print).
|
|
if std::env::args().any(|arg| arg == "t1") {
|
|
// Tell the test that rustc has started.
|
|
conn = Some(std::net::TcpStream::connect("__ADDR__").unwrap());
|
|
}
|
|
let status = std::process::Command::new("rustc")
|
|
.args(std::env::args().skip(1))
|
|
.status()
|
|
.expect("rustc to run");
|
|
std::process::exit(status.code().unwrap_or(1));
|
|
}
|
|
"#
|
|
.replace("__ADDR__", &rustc_addr.to_string()),
|
|
)
|
|
.build();
|
|
rustc.cargo("build").run();
|
|
|
|
// Build it once so that the fingerprint gets saved to disk.
|
|
let p = project()
|
|
.file("src/lib.rs", "")
|
|
.file("tests/t1.rs", "")
|
|
.build();
|
|
p.cargo("test --test t1 --no-run").run();
|
|
|
|
// Make a change, start a build, then interrupt it.
|
|
p.change_file("src/lib.rs", "// modified");
|
|
let linker_env = format!("CARGO_TARGET_{}_LINKER", rustc_host_env());
|
|
// NOTE: This assumes that the paths to the linker or rustc are not in the
|
|
// fingerprint. But maybe they should be?
|
|
let mut cmd = p
|
|
.cargo("test --test t1 --no-run")
|
|
.env(&linker_env, linker.bin("linker"))
|
|
.env("RUSTC", rustc.bin("rustc-waiter"))
|
|
.build_command();
|
|
let mut child = cmd
|
|
.stdout(Stdio::null())
|
|
.stderr(Stdio::null())
|
|
.env("__CARGO_TEST_SETSID_PLEASE_DONT_USE_ELSEWHERE", "1")
|
|
.spawn()
|
|
.unwrap();
|
|
// Wait for rustc to start.
|
|
let mut rustc_conn = rustc_listener.accept().unwrap().0;
|
|
// Wait for linking to start.
|
|
drop(link_listener.accept().unwrap());
|
|
|
|
// Interrupt the child.
|
|
death::ctrl_c(&mut child);
|
|
assert!(!child.wait().unwrap().success());
|
|
// Wait for rustc to exit. If we don't wait, then the command below could
|
|
// start while rustc is still being torn down.
|
|
let mut buf = [0];
|
|
drop(rustc_conn.read_exact(&mut buf));
|
|
|
|
// Build again, shouldn't be fresh.
|
|
p.cargo("test --test t1")
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo [..]
|
|
[FINISHED] [..]
|
|
[RUNNING] tests/t1.rs (target/debug/deps/t1[..])
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
#[cfg_attr(
|
|
not(all(target_arch = "x86_64", target_os = "windows", target_env = "msvc")),
|
|
ignore
|
|
)]
|
|
fn lld_is_fresh() {
|
|
// Check for bug when using lld linker that it remains fresh with dylib.
|
|
let p = project()
|
|
.file(
|
|
".cargo/config",
|
|
r#"
|
|
[target.x86_64-pc-windows-msvc]
|
|
linker = "rust-lld"
|
|
rustflags = ["-C", "link-arg=-fuse-ld=lld"]
|
|
"#,
|
|
)
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[lib]
|
|
crate-type = ["dylib"]
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "")
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build -v")
|
|
.with_stderr("[FRESH] foo [..]\n[FINISHED] [..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn env_in_code_causes_rebuild() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
"#,
|
|
)
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("{:?}", option_env!("FOO"));
|
|
println!("{:?}", option_env!("FOO\nBAR"));
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("build").env_remove("FOO").run();
|
|
p.cargo("build")
|
|
.env_remove("FOO")
|
|
.with_stderr("[FINISHED] [..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "bar")
|
|
.with_stderr("[COMPILING][..]\n[FINISHED][..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "bar")
|
|
.with_stderr("[FINISHED][..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "baz")
|
|
.with_stderr("[COMPILING][..]\n[FINISHED][..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env("FOO", "baz")
|
|
.with_stderr("[FINISHED][..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env_remove("FOO")
|
|
.with_stderr("[COMPILING][..]\n[FINISHED][..]")
|
|
.run();
|
|
p.cargo("build")
|
|
.env_remove("FOO")
|
|
.with_stderr("[FINISHED][..]")
|
|
.run();
|
|
|
|
let interesting = " #!$\nabc\r\\\t\u{8}\r\n";
|
|
p.cargo("build").env("FOO", interesting).run();
|
|
p.cargo("build")
|
|
.env("FOO", interesting)
|
|
.with_stderr("[FINISHED][..]")
|
|
.run();
|
|
|
|
p.cargo("build").env("FOO\nBAR", interesting).run();
|
|
p.cargo("build")
|
|
.env("FOO\nBAR", interesting)
|
|
.with_stderr("[FINISHED][..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn env_build_script_no_rebuild() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
"#,
|
|
)
|
|
.file(
|
|
"build.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("cargo:rustc-env=FOO=bar");
|
|
}
|
|
"#,
|
|
)
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("{:?}", env!("FOO"));
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("build").run();
|
|
p.cargo("build").with_stderr("[FINISHED] [..]").run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn cargo_env_changes() {
|
|
// Checks that changes to the env var CARGO in the dep-info file triggers
|
|
// a rebuild.
|
|
let p = project()
|
|
.file("Cargo.toml", &basic_manifest("foo", "1.0.0"))
|
|
.file(
|
|
"src/main.rs",
|
|
r#"
|
|
fn main() {
|
|
println!("{:?}", env!("CARGO"));
|
|
}
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
let cargo_exe = cargo_test_support::cargo_exe();
|
|
let other_cargo_path = p.root().join(cargo_exe.file_name().unwrap());
|
|
std::fs::hard_link(&cargo_exe, &other_cargo_path).unwrap();
|
|
let other_cargo = || {
|
|
let mut pb = cargo_test_support::process(&other_cargo_path);
|
|
pb.cwd(p.root());
|
|
cargo_test_support::execs().with_process_builder(pb)
|
|
};
|
|
|
|
p.cargo("check").run();
|
|
other_cargo()
|
|
.arg("check")
|
|
.arg("-v")
|
|
.with_stderr(
|
|
"\
|
|
[CHECKING] foo [..]
|
|
[RUNNING] `rustc [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
|
|
// And just to confirm that without using env! it doesn't rebuild.
|
|
p.change_file("src/main.rs", "fn main() {}");
|
|
p.cargo("check")
|
|
.with_stderr(
|
|
"\
|
|
[CHECKING] foo [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
other_cargo()
|
|
.arg("check")
|
|
.arg("-v")
|
|
.with_stderr(
|
|
"\
|
|
[FRESH] foo [..]
|
|
[FINISHED] [..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn changing_linker() {
|
|
// Changing linker should rebuild.
|
|
let p = project().file("src/main.rs", "fn main() {}").build();
|
|
p.cargo("build").run();
|
|
let linker_env = format!("CARGO_TARGET_{}_LINKER", rustc_host_env());
|
|
p.cargo("build --verbose")
|
|
.env(&linker_env, "nonexistent-linker")
|
|
.with_status(101)
|
|
.with_stderr_contains(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([..])
|
|
[RUNNING] `rustc [..] -C linker=nonexistent-linker [..]`
|
|
[ERROR] [..]linker[..]
|
|
",
|
|
)
|
|
.run();
|
|
}
|