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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/tools/clippy/tests/ui/assertions_on_constants.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/tools/clippy/tests/ui/assertions_on_constants.rs | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/assertions_on_constants.rs b/src/tools/clippy/tests/ui/assertions_on_constants.rs new file mode 100644 index 000000000..7bea9563d --- /dev/null +++ b/src/tools/clippy/tests/ui/assertions_on_constants.rs @@ -0,0 +1,39 @@ +#![allow(non_fmt_panics, clippy::needless_bool)] + +macro_rules! assert_const { + ($len:expr) => { + assert!($len > 0); + debug_assert!($len < 0); + }; +} +fn main() { + assert!(true); + assert!(false); + assert!(true, "true message"); + assert!(false, "false message"); + + let msg = "panic message"; + assert!(false, "{}", msg.to_uppercase()); + + const B: bool = true; + assert!(B); + + const C: bool = false; + assert!(C); + assert!(C, "C message"); + + debug_assert!(true); + // Don't lint this, since there is no better way for expressing "Only panic in debug mode". + debug_assert!(false); // #3948 + assert_const!(3); + assert_const!(-1); + + // Don't lint if based on `cfg!(..)`: + assert!(cfg!(feature = "hey") || cfg!(not(feature = "asdf"))); + + let flag: bool = cfg!(not(feature = "asdf")); + assert!(flag); + + const CFG_FLAG: &bool = &cfg!(feature = "hey"); + assert!(!CFG_FLAG); +} |