diff --git a/tests/testsuite/build_script.rs b/tests/testsuite/build_script.rs index 06fcde620..1d1863acb 100644 --- a/tests/testsuite/build_script.rs +++ b/tests/testsuite/build_script.rs @@ -5502,6 +5502,44 @@ for more information about build script outputs. .run(); } +#[cargo_test] +fn test_new_syntax_with_compatible_partial_msrv() { + let p = project() + .file( + "Cargo.toml", + r#" + [package] + name = "foo" + edition = "2015" + build = "build.rs" + rust-version = "1.77" + "#, + ) + .file("src/lib.rs", "") + .file( + "build.rs", + r#" + fn main() { + println!("cargo::metadata=foo=bar"); + } + "#, + ) + .build(); + + p.cargo("check") + .with_status(101) + .with_stderr_contains( + "\ +[COMPILING] foo [..] +[ERROR] the `cargo::` syntax for build script output instructions was added in Rust 1.77.0, \ +but the minimum supported Rust version of `foo v0.0.0 ([ROOT]/foo)` is 1.77. +See https://doc.rust-lang.org/cargo/reference/build-scripts.html#outputs-of-the-build-script \ +for more information about build script outputs. +", + ) + .run(); +} + #[cargo_test] fn test_old_syntax_with_old_msrv() { let p = project()