mirror of
https://github.com/rust-lang/cargo
synced 2024-10-31 07:46:57 +00:00
634 lines
17 KiB
Rust
634 lines
17 KiB
Rust
//! Tests for -Zcheck-cfg.
|
|
|
|
use cargo_test_support::{basic_manifest, project};
|
|
|
|
macro_rules! x {
|
|
($tool:tt => $what:tt $(of $who:tt)?) => {{
|
|
#[cfg(windows)]
|
|
{
|
|
concat!("[RUNNING] [..]", $tool, "[..] --check-cfg ",
|
|
$what, '(', $($who,)* ')', "[..]")
|
|
}
|
|
#[cfg(not(windows))]
|
|
{
|
|
concat!("[RUNNING] [..]", $tool, "[..] --check-cfg '",
|
|
$what, '(', $($who,)* ')', "'", "[..]")
|
|
}
|
|
}};
|
|
($tool:tt => $what:tt of $who:tt with $($first_value:tt $($other_values:tt)*)?) => {{
|
|
#[cfg(windows)]
|
|
{
|
|
concat!("[RUNNING] [..]", $tool, "[..] --check-cfg \"",
|
|
$what, '(', $who, ", values(", $("/\"", $first_value, "/\"", $(", ", "/\"", $other_values, "/\"",)*)* "))", '"', "[..]")
|
|
}
|
|
#[cfg(not(windows))]
|
|
{
|
|
concat!("[RUNNING] [..]", $tool, "[..] --check-cfg '",
|
|
$what, '(', $who, ", values(", $("\"", $first_value, "\"", $(", ", "\"", $other_values, "\"",)*)* "))", "'", "[..]")
|
|
}
|
|
}};
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_with_deps() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar/" }
|
|
|
|
[features]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
|
|
.file("bar/src/lib.rs", "#[allow(dead_code)] fn bar() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_with_opt_deps() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar/", optional = true }
|
|
|
|
[features]
|
|
default = ["bar"]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
|
|
.file("bar/src/lib.rs", "#[allow(dead_code)] fn bar() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "bar" "default" "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_with_namespaced_features() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[dependencies]
|
|
bar = { path = "bar/", optional = true }
|
|
|
|
[features]
|
|
f_a = ["dep:bar"]
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("bar/Cargo.toml", &basic_manifest("bar", "0.1.0"))
|
|
.file("bar/src/lib.rs", "#[allow(dead_code)] fn bar() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_fingerprint() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "#[cfg(feature = \"f_b\")] fn entry() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.with_stderr_does_not_contain("[..]unexpected_cfgs[..]")
|
|
.run();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_does_not_contain("[..]rustc[..]")
|
|
.run();
|
|
|
|
// checking that re-ordering the features does not invalid the fingerprint
|
|
p.change_file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_b = []
|
|
f_a = []
|
|
"#,
|
|
);
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_does_not_contain("[..]rustc[..]")
|
|
.run();
|
|
|
|
p.change_file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
"#,
|
|
);
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
// we check that the fingerprint is indeed dirty
|
|
.with_stderr_contains("[..]Dirty[..]the list of declared features changed")
|
|
// that is cause rustc to be called again with the new check-cfg args
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a"))
|
|
// and that we indeed found a new warning from the unexpected_cfgs lint
|
|
.with_stderr_contains("[..]unexpected_cfgs[..]")
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn well_known_names_values() {
|
|
let p = project()
|
|
.file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
|
|
.file("src/main.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_test() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("test -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_doctest() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
default = ["f_a"]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "#[allow(dead_code)] fn foo() {}")
|
|
.build();
|
|
|
|
p.cargo("test -v --doc -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "default" "f_a" "f_b"))
|
|
.with_stderr_contains(x!("rustdoc" => "cfg" of "feature" with "default" "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn well_known_names_values_test() {
|
|
let p = project()
|
|
.file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
|
|
.file("src/main.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("test -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn well_known_names_values_doctest() {
|
|
let p = project()
|
|
.file("Cargo.toml", &basic_manifest("foo", "0.1.0"))
|
|
.file("src/lib.rs", "#[allow(dead_code)] fn foo() {}")
|
|
.build();
|
|
|
|
p.cargo("test -v --doc -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with))
|
|
.with_stderr_contains(x!("rustdoc" => "cfg" of "feature" with))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn features_doc() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
default = ["f_a"]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/lib.rs", "#[allow(dead_code)] fn foo() {}")
|
|
.build();
|
|
|
|
p.cargo("doc -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustdoc" => "cfg" of "feature" with "default" "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn build_script_feedback() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file(
|
|
"build.rs",
|
|
r#"fn main() { println!("cargo::rustc-check-cfg=cfg(foo)"); }"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "foo"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn build_script_doc() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file(
|
|
"build.rs",
|
|
r#"fn main() { println!("cargo::rustc-check-cfg=cfg(foo)"); }"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("doc -v -Zcheck-cfg")
|
|
.with_stderr_does_not_contain("rustc [..] --check-cfg [..]")
|
|
.with_stderr_contains(x!("rustdoc" => "cfg" of "foo"))
|
|
.with_stderr(
|
|
"\
|
|
[COMPILING] foo v0.0.1 ([CWD])
|
|
[RUNNING] `rustc [..] build.rs [..]`
|
|
[RUNNING] `[..]/build-script-build`
|
|
[DOCUMENTING] foo [..]
|
|
[RUNNING] `rustdoc [..] src/main.rs [..]
|
|
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
|
|
[GENERATED] [CWD]/target/doc/foo/index.html
|
|
",
|
|
)
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn build_script_override() {
|
|
let target = cargo_test_support::rustc_host();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.5.0"
|
|
authors = []
|
|
links = "a"
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("build.rs", "")
|
|
.file(
|
|
".cargo/config.toml",
|
|
&format!(
|
|
r#"
|
|
[target.{}.a]
|
|
rustc-check-cfg = ["cfg(foo)"]
|
|
"#,
|
|
target
|
|
),
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check -v -Zcheck-cfg")
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "foo"))
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn build_script_override_feature_gate() {
|
|
let target = cargo_test_support::rustc_host();
|
|
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
links = "a"
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file("build.rs", "fn main() {}")
|
|
.file(
|
|
".cargo/config.toml",
|
|
&format!(
|
|
r#"
|
|
[target.{}.a]
|
|
rustc-check-cfg = ["cfg(foo)"]
|
|
"#,
|
|
target
|
|
),
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check")
|
|
.with_stderr_contains(
|
|
"warning: target config[..]rustc-check-cfg[..] requires -Zcheck-cfg flag",
|
|
)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn build_script_test() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
authors = []
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file(
|
|
"build.rs",
|
|
r#"fn main() {
|
|
println!("cargo::rustc-check-cfg=cfg(foo)");
|
|
println!("cargo::rustc-cfg=foo");
|
|
}"#,
|
|
)
|
|
.file(
|
|
"src/lib.rs",
|
|
r#"
|
|
///
|
|
/// ```
|
|
/// extern crate foo;
|
|
///
|
|
/// fn main() {
|
|
/// foo::foo()
|
|
/// }
|
|
/// ```
|
|
///
|
|
#[cfg(foo)]
|
|
pub fn foo() {}
|
|
|
|
#[cfg(foo)]
|
|
#[test]
|
|
fn test_foo() {
|
|
foo()
|
|
}
|
|
"#,
|
|
)
|
|
.file("tests/test.rs", "#[cfg(foo)] #[test] fn test_bar() {}")
|
|
.build();
|
|
|
|
p.cargo("test -v -Zcheck-cfg")
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "foo"))
|
|
.with_stderr_contains(x!("rustdoc" => "cfg" of "foo"))
|
|
.with_stdout_contains("test test_foo ... ok")
|
|
.with_stdout_contains("test test_bar ... ok")
|
|
.with_stdout_contains_n("test [..] ... ok", 3)
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn build_script_feature_gate() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.0.1"
|
|
build = "build.rs"
|
|
"#,
|
|
)
|
|
.file(
|
|
"build.rs",
|
|
r#"fn main() {
|
|
println!("cargo::rustc-check-cfg=cfg(foo)");
|
|
println!("cargo::rustc-cfg=foo");
|
|
}"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.build();
|
|
|
|
p.cargo("check")
|
|
.with_stderr_contains("warning[..]cargo::rustc-check-cfg requires -Zcheck-cfg flag")
|
|
.with_status(0)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn config_valid() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
f_b = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file(
|
|
".cargo/config.toml",
|
|
r#"
|
|
[unstable]
|
|
check-cfg = true
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check -v")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains(x!("rustc" => "cfg" of "feature" with "f_a" "f_b"))
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test(nightly, reason = "--check-cfg is unstable")]
|
|
fn config_invalid() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file(
|
|
".cargo/config.toml",
|
|
r#"
|
|
[unstable]
|
|
check-cfg = ["va"]
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check")
|
|
.masquerade_as_nightly_cargo(&["check-cfg"])
|
|
.with_stderr_contains("error:[..]`unstable.check-cfg` expected true/false[..]")
|
|
.with_status(101)
|
|
.run();
|
|
}
|
|
|
|
#[cargo_test]
|
|
fn config_feature_gate() {
|
|
let p = project()
|
|
.file(
|
|
"Cargo.toml",
|
|
r#"
|
|
[package]
|
|
name = "foo"
|
|
version = "0.1.0"
|
|
|
|
[features]
|
|
f_a = []
|
|
"#,
|
|
)
|
|
.file("src/main.rs", "fn main() {}")
|
|
.file(
|
|
".cargo/config.toml",
|
|
r#"
|
|
[unstable]
|
|
check-cfg = true
|
|
"#,
|
|
)
|
|
.build();
|
|
|
|
p.cargo("check -v")
|
|
.with_stderr_does_not_contain("--check-cfg")
|
|
.run();
|
|
}
|