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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs
parentInitial commit. (diff)
downloadrustc-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 'src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs')
-rw-r--r--src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs133
1 files changed, 133 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs b/src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs
new file mode 100644
index 000000000..46faa0a7b
--- /dev/null
+++ b/src/tools/clippy/tests/ui/debug_assert_with_mut_call.rs
@@ -0,0 +1,133 @@
+#![feature(custom_inner_attributes)]
+#![rustfmt::skip]
+#![warn(clippy::debug_assert_with_mut_call)]
+#![allow(clippy::redundant_closure_call, clippy::get_first)]
+
+
+struct S;
+
+impl S {
+ fn bool_self_ref(&self) -> bool { false }
+ fn bool_self_mut(&mut self) -> bool { false }
+ fn bool_self_ref_arg_ref(&self, _: &u32) -> bool { false }
+ fn bool_self_ref_arg_mut(&self, _: &mut u32) -> bool { false }
+ fn bool_self_mut_arg_ref(&mut self, _: &u32) -> bool { false }
+ fn bool_self_mut_arg_mut(&mut self, _: &mut u32) -> bool { false }
+
+ fn u32_self_ref(&self) -> u32 { 0 }
+ fn u32_self_mut(&mut self) -> u32 { 0 }
+ fn u32_self_ref_arg_ref(&self, _: &u32) -> u32 { 0 }
+ fn u32_self_ref_arg_mut(&self, _: &mut u32) -> u32 { 0 }
+ fn u32_self_mut_arg_ref(&mut self, _: &u32) -> u32 { 0 }
+ fn u32_self_mut_arg_mut(&mut self, _: &mut u32) -> u32 { 0 }
+}
+
+fn bool_ref(_: &u32) -> bool { false }
+fn bool_mut(_: &mut u32) -> bool { false }
+fn u32_ref(_: &u32) -> u32 { 0 }
+fn u32_mut(_: &mut u32) -> u32 { 0 }
+
+fn func_non_mutable() {
+ debug_assert!(bool_ref(&3));
+ debug_assert!(!bool_ref(&3));
+
+ debug_assert_eq!(0, u32_ref(&3));
+ debug_assert_eq!(u32_ref(&3), 0);
+
+ debug_assert_ne!(1, u32_ref(&3));
+ debug_assert_ne!(u32_ref(&3), 1);
+}
+
+fn func_mutable() {
+ debug_assert!(bool_mut(&mut 3));
+ debug_assert!(!bool_mut(&mut 3));
+
+ debug_assert_eq!(0, u32_mut(&mut 3));
+ debug_assert_eq!(u32_mut(&mut 3), 0);
+
+ debug_assert_ne!(1, u32_mut(&mut 3));
+ debug_assert_ne!(u32_mut(&mut 3), 1);
+}
+
+fn method_non_mutable() {
+ debug_assert!(S.bool_self_ref());
+ debug_assert!(S.bool_self_ref_arg_ref(&3));
+
+ debug_assert_eq!(S.u32_self_ref(), 0);
+ debug_assert_eq!(S.u32_self_ref_arg_ref(&3), 0);
+
+ debug_assert_ne!(S.u32_self_ref(), 1);
+ debug_assert_ne!(S.u32_self_ref_arg_ref(&3), 1);
+}
+
+fn method_mutable() {
+ debug_assert!(S.bool_self_mut());
+ debug_assert!(!S.bool_self_mut());
+ debug_assert!(S.bool_self_ref_arg_mut(&mut 3));
+ debug_assert!(S.bool_self_mut_arg_ref(&3));
+ debug_assert!(S.bool_self_mut_arg_mut(&mut 3));
+
+ debug_assert_eq!(S.u32_self_mut(), 0);
+ debug_assert_eq!(S.u32_self_mut_arg_ref(&3), 0);
+ debug_assert_eq!(S.u32_self_ref_arg_mut(&mut 3), 0);
+ debug_assert_eq!(S.u32_self_mut_arg_mut(&mut 3), 0);
+
+ debug_assert_ne!(S.u32_self_mut(), 1);
+ debug_assert_ne!(S.u32_self_mut_arg_ref(&3), 1);
+ debug_assert_ne!(S.u32_self_ref_arg_mut(&mut 3), 1);
+ debug_assert_ne!(S.u32_self_mut_arg_mut(&mut 3), 1);
+}
+
+fn misc() {
+ // with variable
+ let mut v: Vec<u32> = vec![1, 2, 3, 4];
+ debug_assert_eq!(v.get(0), Some(&1));
+ debug_assert_ne!(v[0], 2);
+ debug_assert_eq!(v.pop(), Some(1));
+ debug_assert_ne!(Some(3), v.pop());
+
+ let a = &mut 3;
+ debug_assert!(bool_mut(a));
+
+ // nested
+ debug_assert!(!(bool_ref(&u32_mut(&mut 3))));
+
+ // chained
+ debug_assert_eq!(v.pop().unwrap(), 3);
+
+ // format args
+ debug_assert!(bool_ref(&3), "w/o format");
+ debug_assert!(bool_mut(&mut 3), "w/o format");
+ debug_assert!(bool_ref(&3), "{} format", "w/");
+ debug_assert!(bool_mut(&mut 3), "{} format", "w/");
+
+ // sub block
+ let mut x = 42_u32;
+ debug_assert!({
+ bool_mut(&mut x);
+ x > 10
+ });
+
+ // closures
+ debug_assert!((|| {
+ let mut x = 42;
+ bool_mut(&mut x);
+ x > 10
+ })());
+}
+
+async fn debug_await() {
+ debug_assert!(async {
+ true
+ }.await);
+}
+
+fn main() {
+ func_non_mutable();
+ func_mutable();
+ method_non_mutable();
+ method_mutable();
+
+ misc();
+ debug_await();
+}