mirror of
https://github.com/rust-lang/cargo.git
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test(trim-paths): verify current behavior with -Ztrim-paths
This commit is contained in:
Weihang Lo
parent
fd893b2f26
commit
557fc4fd3e
@ -1,6 +1,10 @@
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//! Tests for `-Ztrim-paths`.
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use cargo_test_support::basic_manifest;
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use cargo_test_support::git;
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use cargo_test_support::paths;
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use cargo_test_support::project;
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use cargo_test_support::registry::Package;
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#[cargo_test]
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fn gated_manifest() {
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@ -57,3 +61,348 @@ Caused by:
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)
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn release_profile_default_to_object() {
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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"#,
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)
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.file("src/lib.rs", "")
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.build();
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p.cargo("build --release --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn one_option() {
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let build = |option| {
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let p = project()
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.file(
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"Cargo.toml",
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&format!(
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[profile.dev]
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trim-paths = "{option}"
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"#
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),
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)
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.file("src/lib.rs", "")
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.build();
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p.cargo("build -v -Ztrim-paths")
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};
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for option in ["macro", "diagnostics", "object", "all"] {
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build(option)
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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build("none")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn multiple_options() {
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[profile.dev]
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trim-paths = ["diagnostics", "macro", "object"]
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"#,
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)
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.file("src/lib.rs", "")
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.build();
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p.cargo("build --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn registry_dependency() {
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Package::new("bar", "0.0.1")
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.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("src/lib.rs", r#"pub fn f() { println!("{}", file!()); }"#)
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.publish();
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = "0.0.1"
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[profile.dev]
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trim-paths = "object"
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"#,
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)
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.file("src/main.rs", "fn main() { bar::f(); }")
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.build();
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let registry_src = paths::home().join(".cargo/registry/src");
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let registry_src = registry_src.display();
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p.cargo("run --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stdout(format!("{registry_src}/[..]/bar-0.0.1/src/lib.rs"))
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn git_dependency() {
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let git_project = git::new("bar", |project| {
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project
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.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("src/lib.rs", r#"pub fn f() { println!("{}", file!()); }"#)
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});
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let url = git_project.url();
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let p = project()
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.file(
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"Cargo.toml",
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&format!(
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = {{ git = "{url}" }}
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[profile.dev]
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trim-paths = "object"
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"#
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),
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)
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.file("src/main.rs", "fn main() { bar::f(); }")
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.build();
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let git_checkouts_src = paths::home().join(".cargo/git/checkouts");
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let git_checkouts_src = git_checkouts_src.display();
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p.cargo("run --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stdout(format!("{git_checkouts_src}/bar-[..]/[..]/src/lib.rs"))
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn path_dependency() {
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = { path = "cocktail-bar" }
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[profile.dev]
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trim-paths = "object"
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"#,
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)
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.file("src/main.rs", "fn main() { bar::f(); }")
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.file("cocktail-bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file(
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"cocktail-bar/src/lib.rs",
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r#"pub fn f() { println!("{}", file!()); }"#,
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)
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.build();
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p.cargo("run --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stdout("cocktail-bar/src/lib.rs")
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn path_dependency_outside_workspace() {
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let bar = project()
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.at("bar")
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.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("src/lib.rs", r#"pub fn f() { println!("{}", file!()); }"#)
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.build();
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let bar_path = bar.url().to_file_path().unwrap();
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let bar_path = bar_path.display();
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = { path = "../bar" }
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[profile.dev]
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trim-paths = "object"
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"#,
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)
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.file("src/main.rs", "fn main() { bar::f(); }")
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.build();
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p.cargo("run --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stdout(format!("{bar_path}/src/lib.rs"))
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cargo_test(nightly, reason = "-Zremap-path-scope is unstable")]
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fn diagnostics_works() {
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Package::new("bar", "0.0.1")
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.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("src/lib.rs", r#"pub fn f() { let unused = 0; }"#)
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.publish();
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = "0.0.1"
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[profile.dev]
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trim-paths = "diagnostics"
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"#,
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)
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.file("src/lib.rs", "")
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.build();
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let registry_src = paths::home().join(".cargo/registry/src");
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let registry_src = registry_src.display();
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p.cargo("build -vv -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_contains(format!("[..]{registry_src}/[..]/bar-0.0.1/src/lib.rs:1[..]"))
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.with_stderr_contains("[..]unused_variables[..]")
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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}
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#[cfg(target_os = "linux")]
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#[cargo_test(requires_readelf, nightly, reason = "-Zremap-path-scope is unstable")]
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fn object_works() {
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use std::os::unix::ffi::OsStrExt;
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let run_readelf = |path| {
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std::process::Command::new("readelf")
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.arg("-wi")
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.arg(path)
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.output()
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.expect("readelf works")
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};
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let registry_src = paths::home().join(".cargo/registry/src");
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let registry_src_bytes = registry_src.as_os_str().as_bytes();
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Package::new("bar", "0.0.1")
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.file("Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("src/lib.rs", r#"pub fn f() { println!("{}", file!()); }"#)
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.publish();
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = "0.0.1"
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"#,
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)
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.file("src/main.rs", "fn main() { bar::f(); }")
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.build();
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let pkg_root = p.root();
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let pkg_root = pkg_root.as_os_str().as_bytes();
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p.cargo("build").run();
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let bin_path = p.bin("foo");
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assert!(bin_path.is_file());
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let stdout = run_readelf(bin_path).stdout;
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// TODO: re-enable this check when rustc bootstrap disables remapping
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// <https://github.com/rust-lang/cargo/pull/12625#discussion_r1371714791>
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// assert!(memchr::memmem::find(&stdout, rust_src).is_some());
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assert!(memchr::memmem::find(&stdout, registry_src_bytes).is_some());
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assert!(memchr::memmem::find(&stdout, pkg_root).is_some());
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p.cargo("clean").run();
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p.change_file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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version = "0.0.1"
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[dependencies]
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bar = "0.0.1"
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[profile.dev]
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trim-paths = "object"
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"#,
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);
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p.cargo("build --verbose -Ztrim-paths")
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.masquerade_as_nightly_cargo(&["-Ztrim-paths"])
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.with_stderr_does_not_contain("[..]-Zremap-path-scope=[..]")
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.with_stderr_does_not_contain("[..]--remap-path-prefix=[..]")
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.run();
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let bin_path = p.bin("foo");
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assert!(bin_path.is_file());
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let stdout = run_readelf(bin_path).stdout;
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// TODO: re-enable this check when rustc bootstrap disables remapping
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// <https://github.com/rust-lang/cargo/pull/12625#discussion_r1371714791>
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// assert!(memchr::memmem::find(&stdout, rust_src).is_some());
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assert!(memchr::memmem::find(&stdout, registry_src_bytes).is_some());
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assert!(memchr::memmem::find(&stdout, pkg_root).is_some());
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}
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