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add test for duplicate crate-type arg

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This commit is contained in:
Frank Wang 2025-03-15 17:51:18 -05:00
parent 3e96f1a28e
commit b8849dcb74
1 changed files with 50 additions and 0 deletions
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50
tests/testsuite/rustc.rs
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@ -855,3 +855,53 @@ fn precedence() {
"#]]) "#]])
.run(); .run();
} }
#[cargo_test]
fn build_with_duplicate_crate_types() {
let p = project().file("src/lib.rs", "").build();
p
.cargo("rustc -v --crate-type staticlib --crate-type staticlib")
.with_stderr_data(str![[r#"
[WARNING] output filename collision.
The lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)` has the same output filename as the lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)`.
Colliding filename is: [ROOT]/foo/target/debug/deps/libfoo-[HASH].a
The targets should have unique names.
Consider changing their names to be unique or compiling them separately.
This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[WARNING] output filename collision.
The lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)` has the same output filename as the lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)`.
Colliding filename is: [ROOT]/foo/target/debug/libfoo.a
The targets should have unique names.
Consider changing their names to be unique or compiling them separately.
This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[COMPILING] foo v0.0.1 ([ROOT]/foo)
[RUNNING] `rustc [..]future-incompat --crate-type staticlib --crate-type staticlib --emit[..]
[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
"#]])
.run();
p.cargo("rustc -v --crate-type staticlib --crate-type staticlib")
.with_status(101)
.with_stderr_data(str![[r#"
[WARNING] output filename collision.
The lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)` has the same output filename as the lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)`.
Colliding filename is: [ROOT]/foo/target/debug/deps/libfoo-[HASH].a
The targets should have unique names.
Consider changing their names to be unique or compiling them separately.
This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[WARNING] output filename collision.
The lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)` has the same output filename as the lib target `foo` in package `foo v0.0.1 ([ROOT]/foo)`.
Colliding filename is: [ROOT]/foo/target/debug/libfoo.a
The targets should have unique names.
Consider changing their names to be unique or compiling them separately.
This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
thread 'main' panicked at src/cargo/core/compiler/fingerprint/mod.rs:1180:13:
assertion failed: mtimes.insert(output.clone(), mtime).is_none()
[NOTE] run with `RUST_BACKTRACE=1` environment variable to display a backtrace
"#]])
.run();
}