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Add tests in preparation of boolean literal support in cfgs
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‎tests/testsuite/cfg.rs

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Original file line numberDiff line numberDiff line change
@@ -659,3 +659,238 @@ fn cfg_keywords() {
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"#]])
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.run();
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}
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#[cargo_test]
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fn cfg_booleans() {
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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 = "a"
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version = "0.0.1"
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edition = "2015"
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authors = []
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[target.'cfg(true)'.dependencies]
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b = { path = 'b' }
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[target.'cfg(false)'.dependencies]
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c = { path = 'c' }
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"#,
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)
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.file("src/lib.rs", "")
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.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
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.file("b/src/lib.rs", "")
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.file("c/Cargo.toml", &basic_manifest("c", "0.0.1"))
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.file("c/src/lib.rs", "")
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.build();
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p.cargo("check")
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// FIXME: `b` should be compiled
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.with_stderr_data(str![[r#"
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(false)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#false)`
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(true)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#true)`
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[LOCKING] 2 packages to latest compatible versions
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[CHECKING] a v0.0.1 ([ROOT]/foo)
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[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
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"#]])
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.run();
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}
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#[cargo_test]
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fn cfg_booleans_config() {
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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 = "a"
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version = "0.0.1"
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edition = "2015"
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"#,
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)
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.file("src/lib.rs", "")
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.file(
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".cargo/config.toml",
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r#"
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[target.'cfg(true)']
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rustflags = []
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"#,
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)
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.build();
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p.cargo("check")
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.with_stderr_data(str![[r#"
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[WARNING] [.cargo/config.toml] future-incompatibility: the meaning of `cfg(true)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#true)`
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[CHECKING] a v0.0.1 ([ROOT]/foo)
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[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
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"#]])
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.run();
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}
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#[cargo_test]
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fn cfg_booleans_not() {
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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 = "a"
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version = "0.0.1"
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edition = "2015"
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authors = []
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[target.'cfg(not(false))'.dependencies]
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b = { path = 'b' }
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"#,
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)
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.file("src/lib.rs", "")
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.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
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.file("b/src/lib.rs", "")
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.build();
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p.cargo("check")
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.with_stderr_data(str![[r#"
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(false)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#false)`
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[LOCKING] 1 package to latest compatible version
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[CHECKING] b v0.0.1 ([ROOT]/foo/b)
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[CHECKING] a v0.0.1 ([ROOT]/foo)
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[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
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"#]])
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.run();
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}
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#[cargo_test]
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fn cfg_booleans_combinators() {
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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 = "a"
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version = "0.0.1"
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edition = "2015"
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authors = []
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[target.'cfg(all(any(true), not(false), true))'.dependencies]
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b = { path = 'b' }
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"#,
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)
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.file("src/lib.rs", "")
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.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
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.file("b/src/lib.rs", "")
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.build();
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p.cargo("check")
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// FIXME: `b` should be compiled
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.with_stderr_data(str![[r#"
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(true)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#true)`
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(false)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#false)`
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(true)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#true)`
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[LOCKING] 1 package to latest compatible version
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[CHECKING] a v0.0.1 ([ROOT]/foo)
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[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
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"#]])
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.run();
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}
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#[cargo_test]
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fn cfg_booleans_rustflags_no_effect() {
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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 = "a"
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version = "0.0.1"
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edition = "2015"
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authors = []
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[target.'cfg(true)'.dependencies]
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b = { path = 'b' }
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[target.'cfg(false)'.dependencies]
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c = { path = 'c' }
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"#,
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)
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.file("src/lib.rs", "")
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.file("b/Cargo.toml", &basic_manifest("b", "0.0.1"))
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.file("b/src/lib.rs", "")
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.file("c/Cargo.toml", &basic_manifest("c", "0.0.1"))
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.file("c/src/lib.rs", "")
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.build();
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p.cargo("check")
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// FIXME: only `b` should be compiled, the rustflags don't take effect
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.env("RUSTFLAGS", "--cfg false")
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.with_stderr_data(str![[r#"
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(false)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#false)`
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[WARNING] [[ROOT]/foo/Cargo.toml] future-incompatibility: the meaning of `cfg(true)` will change in the future
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| Cargo is erroneously allowing `cfg(true)` and `cfg(false)`, but both forms are interpreted as false unless manually overridden with `--cfg`.
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| In the future these will be built-in defines that will have the corresponding true/false value.
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| It is recommended to avoid using these configs until they are properly supported.
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| See <https://github.com/rust-lang/rust/issues/131204> for more information.
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|
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| [HELP] use raw-idents instead: `cfg(r#true)`
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[LOCKING] 2 packages to latest compatible versions
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[CHECKING] b v0.0.1 ([ROOT]/foo/b)
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[CHECKING] c v0.0.1 ([ROOT]/foo/c)
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[CHECKING] a v0.0.1 ([ROOT]/foo)
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[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
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"#]])
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.run();
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}

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