| //! Tests for setting custom rustc flags. |
| |
| use cargo_test_support::registry::Package; |
| use cargo_test_support::{ |
| basic_lib_manifest, basic_manifest, paths, project, project_in_home, rustc_host, |
| }; |
| use std::fs; |
| |
| #[cargo_test] |
| fn env_rustflags_normal_source() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| "benches/d.rs", |
| r#" |
| #![feature(test)] |
| extern crate test; |
| #[bench] fn run1(_ben: &mut test::Bencher) { } |
| "#, |
| ) |
| .build(); |
| |
| // Use RUSTFLAGS to pass an argument that will generate an error |
| p.cargo("build --lib") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_build_script() { |
| // RUSTFLAGS should be passed to rustc for build scripts |
| // when --target is not specified. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(cfg!(foo)); } |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_build_script_dep() { |
| // RUSTFLAGS should be passed to rustc for build scripts |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| |
| [build-dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_manifest("bar", "0.0.1")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(not(foo))] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| foo.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_plugin() { |
| // RUSTFLAGS should be passed to rustc for plugins |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn main() { } |
| #[cfg(not(foo))] |
| fn main() { } |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_plugin_dep() { |
| // RUSTFLAGS should be passed to rustc for plugins |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| |
| [dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "fn foo() {}") |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_lib_manifest("bar")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(not(foo))] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| foo.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_normal_source_with_target() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| "benches/d.rs", |
| r#" |
| #![feature(test)] |
| extern crate test; |
| #[bench] fn run1(_ben: &mut test::Bencher) { } |
| "#, |
| ) |
| .build(); |
| |
| let host = &rustc_host(); |
| |
| // Use RUSTFLAGS to pass an argument that will generate an error |
| p.cargo("build --lib --target") |
| .arg(host) |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a --target") |
| .arg(host) |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b --target") |
| .arg(host) |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test --target") |
| .arg(host) |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench --target") |
| .arg(host) |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_build_script_with_target() { |
| // RUSTFLAGS should not be passed to rustc for build scripts |
| // when --target is specified. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(!cfg!(foo)); } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| p.cargo("build --target") |
| .arg(host) |
| .env("RUSTFLAGS", "--cfg foo") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_build_script_with_target_doesnt_apply_to_host_kind() { |
| // RUSTFLAGS should *not* be passed to rustc for build scripts when --target is specified as the |
| // host triple even if target-applies-to-host-kind is enabled, to match legacy Cargo behavior. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(!cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config.toml", |
| r#" |
| target-applies-to-host = true |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| p.cargo("build --target") |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg(host) |
| .arg("-Ztarget-applies-to-host") |
| .env("RUSTFLAGS", "--cfg foo") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_build_script_dep_with_target() { |
| // RUSTFLAGS should not be passed to rustc for build scripts |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| |
| [build-dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_manifest("bar", "0.0.1")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(foo)] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| foo.cargo("build --target") |
| .arg(host) |
| .env("RUSTFLAGS", "--cfg foo") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_plugin_with_target() { |
| // RUSTFLAGS should not be passed to rustc for plugins |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn main() { } |
| #[cfg(foo)] |
| fn main() { } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| p.cargo("build --target") |
| .arg(host) |
| .env("RUSTFLAGS", "--cfg foo") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_plugin_dep_with_target() { |
| // RUSTFLAGS should not be passed to rustc for plugins |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| |
| [dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "fn foo() {}") |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_lib_manifest("bar")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(foo)] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| foo.cargo("build --target") |
| .arg(host) |
| .env("RUSTFLAGS", "--cfg foo") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_recompile() { |
| let p = project().file("src/lib.rs", "").build(); |
| |
| p.cargo("build").run(); |
| // Setting RUSTFLAGS forces a recompile |
| p.cargo("build") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_recompile2() { |
| let p = project().file("src/lib.rs", "").build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| // Setting RUSTFLAGS forces a recompile |
| p.cargo("build") |
| .env("RUSTFLAGS", "-Z bogus") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_no_recompile() { |
| let p = project().file("src/lib.rs", "").build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| p.cargo("build") |
| .env("RUSTFLAGS", "--cfg foo") |
| .with_stdout("") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_normal_source() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| "benches/d.rs", |
| r#" |
| #![feature(test)] |
| extern crate test; |
| #[bench] fn run1(_ben: &mut test::Bencher) { } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["-Z", "bogus"] |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build --lib") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_build_script() { |
| // RUSTFLAGS should be passed to rustc for build scripts |
| // when --target is not specified. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build").run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_build_script_dep() { |
| // RUSTFLAGS should be passed to rustc for build scripts |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| |
| [build-dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_manifest("bar", "0.0.1")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(not(foo))] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| foo.cargo("build").run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_plugin() { |
| // RUSTFLAGS should be passed to rustc for plugins |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn main() { } |
| #[cfg(not(foo))] |
| fn main() { } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build").run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_plugin_dep() { |
| // RUSTFLAGS should be passed to rustc for plugins |
| // when --target is not specified. |
| // In this test if --cfg foo is not passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| |
| [dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "fn foo() {}") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_lib_manifest("bar")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(not(foo))] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| foo.cargo("build").run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_normal_source_with_target() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| "benches/d.rs", |
| r#" |
| #![feature(test)] |
| extern crate test; |
| #[bench] fn run1(_ben: &mut test::Bencher) { } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["-Z", "bogus"] |
| "#, |
| ) |
| .build(); |
| |
| let host = &rustc_host(); |
| |
| // Use build.rustflags to pass an argument that will generate an error |
| p.cargo("build --lib --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_build_script_with_target() { |
| // RUSTFLAGS should not be passed to rustc for build scripts |
| // when --target is specified. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(!cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| p.cargo("build --target").arg(host).run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_build_script_dep_with_target() { |
| // RUSTFLAGS should not be passed to rustc for build scripts |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| |
| [build-dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() {}") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_manifest("bar", "0.0.1")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(foo)] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| foo.cargo("build --target").arg(host).run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_plugin_with_target() { |
| // RUSTFLAGS should not be passed to rustc for plugins |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| "#, |
| ) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn main() { } |
| #[cfg(foo)] |
| fn main() { } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| p.cargo("build --target").arg(host).run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_plugin_dep_with_target() { |
| // RUSTFLAGS should not be passed to rustc for plugins |
| // when --target is specified. |
| // In this test if --cfg foo is passed the build will fail. |
| let foo = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| |
| [lib] |
| name = "foo" |
| plugin = true |
| |
| [dependencies.bar] |
| path = "../bar" |
| "#, |
| ) |
| .file("src/lib.rs", "fn foo() {}") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| let _bar = project() |
| .at("bar") |
| .file("Cargo.toml", &basic_lib_manifest("bar")) |
| .file( |
| "src/lib.rs", |
| r#" |
| fn bar() { } |
| #[cfg(foo)] |
| fn bar() { } |
| "#, |
| ) |
| .build(); |
| |
| let host = rustc_host(); |
| foo.cargo("build --target").arg(host).run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_recompile() { |
| let p = project().file("src/lib.rs", "").build(); |
| |
| p.cargo("build").run(); |
| |
| // Setting RUSTFLAGS forces a recompile |
| let config = r#" |
| [build] |
| rustflags = ["-Z", "bogus"] |
| "#; |
| let config_file = paths::root().join("foo/.cargo/config"); |
| fs::create_dir_all(config_file.parent().unwrap()).unwrap(); |
| fs::write(config_file, config).unwrap(); |
| |
| p.cargo("build") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_recompile2() { |
| let p = project().file("src/lib.rs", "").build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| |
| // Setting RUSTFLAGS forces a recompile |
| let config = r#" |
| [build] |
| rustflags = ["-Z", "bogus"] |
| "#; |
| let config_file = paths::root().join("foo/.cargo/config"); |
| fs::create_dir_all(config_file.parent().unwrap()).unwrap(); |
| fs::write(config_file, config).unwrap(); |
| |
| p.cargo("build") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_no_recompile() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("build").env("RUSTFLAGS", "--cfg foo").run(); |
| p.cargo("build") |
| .env("RUSTFLAGS", "--cfg foo") |
| .with_stdout("") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_with_home_config() { |
| // We need a config file inside the home directory |
| let home = paths::home(); |
| let home_config = home.join(".cargo"); |
| fs::create_dir(&home_config).unwrap(); |
| fs::write( |
| &home_config.join("config"), |
| r#" |
| [build] |
| rustflags = ["-Cllvm-args=-x86-asm-syntax=intel"] |
| "#, |
| ) |
| .unwrap(); |
| |
| // And we need the project to be inside the home directory |
| // so the walking process finds the home project twice. |
| let p = project_in_home("foo").file("src/lib.rs", "").build(); |
| |
| p.cargo("build -v").run(); |
| } |
| |
| #[cargo_test] |
| fn target_rustflags_normal_source() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| "benches/d.rs", |
| r#" |
| #![feature(test)] |
| extern crate test; |
| #[bench] fn run1(_ben: &mut test::Bencher) { } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}] |
| rustflags = [\"-Z\", \"bogus\"] |
| ", |
| rustc_host() |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --lib") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn target_rustflags_also_for_build_scripts() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| rustc_host() |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build").run(); |
| } |
| |
| #[cargo_test] |
| fn target_rustflags_not_for_build_scripts_with_target() { |
| let host = rustc_host(); |
| let p = project() |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(!cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [target.{}] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| host |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --target").arg(host).run(); |
| |
| // Enabling -Ztarget-applies-to-host should not make a difference without the config setting |
| p.cargo("build --target") |
| .arg(host) |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .run(); |
| |
| // Even with the setting, the rustflags from `target.` should not apply, to match the legacy |
| // Cargo behavior. |
| p.change_file( |
| ".cargo/config", |
| &format!( |
| " |
| target-applies-to-host = true |
| |
| [target.{}] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| host |
| ), |
| ); |
| p.cargo("build --target") |
| .arg(host) |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn build_rustflags_for_build_scripts() { |
| let host = rustc_host(); |
| let p = project() |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| fn main() { assert!(cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| " |
| [build] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| ) |
| .build(); |
| |
| // With "legacy" behavior, build.rustflags should apply to build scripts without --target |
| p.cargo("build").run(); |
| |
| // But should _not_ apply _with_ --target |
| p.cargo("build --target") |
| .arg(host) |
| .with_status(101) |
| .with_stderr_contains("[..]assertion failed[..]") |
| .run(); |
| |
| // Enabling -Ztarget-applies-to-host should not make a difference without the config setting |
| p.cargo("build") |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .run(); |
| p.cargo("build --target") |
| .arg(host) |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .with_status(101) |
| .with_stderr_contains("[..]assertion failed[..]") |
| .run(); |
| |
| // When set to false though, the "proper" behavior where host artifacts _only_ pick up on |
| // [host] should be applied. |
| p.change_file( |
| ".cargo/config", |
| " |
| target-applies-to-host = false |
| |
| [build] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| ); |
| p.cargo("build") |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .with_status(101) |
| .with_stderr_contains("[..]assertion failed[..]") |
| .run(); |
| p.cargo("build --target") |
| .arg(host) |
| .masquerade_as_nightly_cargo(&["target-applies-to-host"]) |
| .arg("-Ztarget-applies-to-host") |
| .with_status(101) |
| .with_stderr_contains("[..]assertion failed[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn host_rustflags_for_build_scripts() { |
| let host = rustc_host(); |
| let p = project() |
| .file("src/lib.rs", "") |
| .file( |
| "build.rs", |
| r#" |
| // Ensure that --cfg=foo is passed. |
| fn main() { assert!(cfg!(foo)); } |
| "#, |
| ) |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| target-applies-to-host = false |
| |
| [host.{}] |
| rustflags = [\"--cfg=foo\"] |
| ", |
| host |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --target") |
| .arg(host) |
| .masquerade_as_nightly_cargo(&["target-applies-to-host", "host-config"]) |
| .arg("-Ztarget-applies-to-host") |
| .arg("-Zhost-config") |
| .run(); |
| } |
| |
| // target.{}.rustflags takes precedence over build.rustflags |
| #[cargo_test] |
| fn target_rustflags_precedence() { |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| ".cargo/config", |
| &format!( |
| " |
| [build] |
| rustflags = [\"--cfg\", \"foo\"] |
| |
| [target.{}] |
| rustflags = [\"-Z\", \"bogus\"] |
| ", |
| rustc_host() |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --lib") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --bin=a") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("build --example=b") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("test") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| p.cargo("bench") |
| .with_status(101) |
| .with_stderr_contains("[..]bogus[..]") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn cfg_rustflags_normal_source() { |
| let p = project() |
| .file("src/lib.rs", "pub fn t() {}") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.'cfg({})'] |
| rustflags = ["--cfg", "bar"] |
| "#, |
| if rustc_host().contains("-windows-") { |
| "windows" |
| } else { |
| "not(windows)" |
| } |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --lib -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("build --bin=a -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("build --example=b -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("test --no-run -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] test [unoptimized + debuginfo] target(s) in [..] |
| [EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]` |
| [EXECUTABLE] `[..]/target/debug/deps/a-[..][EXE]` |
| [EXECUTABLE] `[..]/target/debug/deps/c-[..][EXE]` |
| ", |
| ) |
| .run(); |
| |
| p.cargo("bench --no-run -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] bench [optimized] target(s) in [..] |
| [EXECUTABLE] `[..]/target/release/deps/foo-[..][EXE]` |
| [EXECUTABLE] `[..]/target/release/deps/a-[..][EXE]` |
| ", |
| ) |
| .run(); |
| } |
| |
| // target.'cfg(...)'.rustflags takes precedence over build.rustflags |
| #[cargo_test] |
| fn cfg_rustflags_precedence() { |
| let p = project() |
| .file("src/lib.rs", "pub fn t() {}") |
| .file("src/bin/a.rs", "fn main() {}") |
| .file("examples/b.rs", "fn main() {}") |
| .file("tests/c.rs", "#[test] fn f() { }") |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| |
| [target.'cfg({})'] |
| rustflags = ["--cfg", "bar"] |
| "#, |
| if rustc_host().contains("-windows-") { |
| "windows" |
| } else { |
| "not(windows)" |
| } |
| ), |
| ) |
| .build(); |
| |
| p.cargo("build --lib -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("build --bin=a -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("build --example=b -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| p.cargo("test --no-run -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] test [unoptimized + debuginfo] target(s) in [..] |
| [EXECUTABLE] `[..]/target/debug/deps/foo-[..][EXE]` |
| [EXECUTABLE] `[..]/target/debug/deps/a-[..][EXE]` |
| [EXECUTABLE] `[..]/target/debug/deps/c-[..][EXE]` |
| ", |
| ) |
| .run(); |
| |
| p.cargo("bench --no-run -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [RUNNING] `rustc [..] --cfg bar[..]` |
| [FINISHED] bench [optimized] target(s) in [..] |
| [EXECUTABLE] `[..]/target/release/deps/foo-[..][EXE]` |
| [EXECUTABLE] `[..]/target/release/deps/a-[..][EXE]` |
| ", |
| ) |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn target_rustflags_string_and_array_form1() { |
| let p1 = project() |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| ) |
| .build(); |
| |
| p1.cargo("build -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg foo[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| let p2 = project() |
| .file("src/lib.rs", "") |
| .file( |
| ".cargo/config", |
| r#" |
| [build] |
| rustflags = "--cfg foo" |
| "#, |
| ) |
| .build(); |
| |
| p2.cargo("build -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg foo[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn target_rustflags_string_and_array_form2() { |
| let p1 = project() |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}] |
| rustflags = ["--cfg", "foo"] |
| "#, |
| rustc_host() |
| ), |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| p1.cargo("build -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg foo[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| |
| let p2 = project() |
| .file( |
| ".cargo/config", |
| &format!( |
| r#" |
| [target.{}] |
| rustflags = "--cfg foo" |
| "#, |
| rustc_host() |
| ), |
| ) |
| .file("src/lib.rs", "") |
| .build(); |
| |
| p2.cargo("build -v") |
| .with_stderr( |
| "\ |
| [COMPILING] foo v0.0.1 ([..]) |
| [RUNNING] `rustc [..] --cfg foo[..]` |
| [FINISHED] dev [unoptimized + debuginfo] target(s) in [..] |
| ", |
| ) |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn two_matching_in_config() { |
| let p1 = project() |
| .file( |
| ".cargo/config", |
| r#" |
| [target.'cfg(unix)'] |
| rustflags = ["--cfg", 'foo="a"'] |
| [target.'cfg(windows)'] |
| rustflags = ["--cfg", 'foo="a"'] |
| [target.'cfg(target_pointer_width = "32")'] |
| rustflags = ["--cfg", 'foo="b"'] |
| [target.'cfg(target_pointer_width = "64")'] |
| rustflags = ["--cfg", 'foo="b"'] |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| fn main() { |
| if cfg!(foo = "a") { |
| println!("a"); |
| } else if cfg!(foo = "b") { |
| println!("b"); |
| } else { |
| panic!() |
| } |
| } |
| "#, |
| ) |
| .build(); |
| |
| p1.cargo("run").run(); |
| p1.cargo("build").with_stderr("[FINISHED] [..]").run(); |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_misspelled() { |
| let p = project().file("src/main.rs", "fn main() { }").build(); |
| |
| for cmd in &["check", "build", "run", "test", "bench"] { |
| p.cargo(cmd) |
| .env("RUST_FLAGS", "foo") |
| .with_stderr_contains("[WARNING] Cargo does not read `RUST_FLAGS` environment variable. Did you mean `RUSTFLAGS`?") |
| .run(); |
| } |
| } |
| |
| #[cargo_test] |
| fn env_rustflags_misspelled_build_script() { |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.0.1" |
| build = "build.rs" |
| "#, |
| ) |
| .file("src/lib.rs", "") |
| .file("build.rs", "fn main() { }") |
| .build(); |
| |
| p.cargo("build") |
| .env("RUST_FLAGS", "foo") |
| .with_stderr_contains("[WARNING] Cargo does not read `RUST_FLAGS` environment variable. Did you mean `RUSTFLAGS`?") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn remap_path_prefix_ignored() { |
| // Ensure that --remap-path-prefix does not affect metadata hash. |
| let p = project().file("src/lib.rs", "").build(); |
| p.cargo("build").run(); |
| let rlibs = p |
| .glob("target/debug/deps/*.rlib") |
| .collect::<Result<Vec<_>, _>>() |
| .unwrap(); |
| assert_eq!(rlibs.len(), 1); |
| p.cargo("clean").run(); |
| |
| let check_metadata_same = || { |
| let rlibs2 = p |
| .glob("target/debug/deps/*.rlib") |
| .collect::<Result<Vec<_>, _>>() |
| .unwrap(); |
| assert_eq!(rlibs, rlibs2); |
| }; |
| |
| p.cargo("build") |
| .env( |
| "RUSTFLAGS", |
| "--remap-path-prefix=/abc=/zoo --remap-path-prefix /spaced=/zoo", |
| ) |
| .run(); |
| check_metadata_same(); |
| |
| p.cargo("clean").run(); |
| p.cargo("rustc -- --remap-path-prefix=/abc=/zoo --remap-path-prefix /spaced=/zoo") |
| .run(); |
| check_metadata_same(); |
| } |
| |
| #[cargo_test] |
| fn remap_path_prefix_works() { |
| // Check that remap-path-prefix works. |
| Package::new("bar", "0.1.0") |
| .file("src/lib.rs", "pub fn f() -> &'static str { file!() }") |
| .publish(); |
| |
| let p = project() |
| .file( |
| "Cargo.toml", |
| r#" |
| [package] |
| name = "foo" |
| version = "0.1.0" |
| |
| [dependencies] |
| bar = "0.1" |
| "#, |
| ) |
| .file( |
| "src/main.rs", |
| r#" |
| fn main() { |
| println!("{}", bar::f()); |
| } |
| "#, |
| ) |
| .build(); |
| |
| p.cargo("run") |
| .env( |
| "RUSTFLAGS", |
| format!("--remap-path-prefix={}=/foo", paths::root().display()), |
| ) |
| .with_stdout("/foo/home/.cargo/registry/src/[..]/bar-0.1.0/src/lib.rs") |
| .run(); |
| } |
| |
| #[cargo_test] |
| fn host_config_rustflags_with_target() { |
| // regression test for https://github.com/rust-lang/cargo/issues/10206 |
| let p = project() |
| .file("src/lib.rs", "") |
| .file("build.rs.rs", "fn main() { assert!(cfg!(foo)); }") |
| .file(".cargo/config.toml", "target-applies-to-host = false") |
| .build(); |
| |
| p.cargo("build") |
| .masquerade_as_nightly_cargo(&["target-applies-to-host", "host-config"]) |
| .arg("-Zhost-config") |
| .arg("-Ztarget-applies-to-host") |
| .arg("-Zunstable-options") |
| .arg("--config") |
| .arg("host.rustflags=[\"--cfg=foo\"]") |
| .run(); |
| } |
