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Diffstat (limited to 'crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs')
| -rw-r--r-- | crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs b/crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs index 6e91301ecd..919dd6c07f 100644 --- a/crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs +++ b/crates/hir_def/src/macro_expansion_tests/builtin_fn_macro.rs @@ -314,6 +314,24 @@ fn main() { "foor0bar\nfalse"; } } #[test] +fn test_concat_bytes_expand() { + check( + r##" +#[rustc_builtin_macro] +macro_rules! concat_bytes {} + +fn main() { concat_bytes!(b'A', b"BC", [68, b'E', 70]); } +"##, + expect![[r##" +#[rustc_builtin_macro] +macro_rules! concat_bytes {} + +fn main() { [b'A', 66, 67, 68, b'E', 70]; } +"##]], + ); +} + +#[test] fn test_concat_with_captured_expr() { check( r##" |