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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/or-patterns/basic-switchint.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/or-patterns/basic-switchint.rs')
-rw-r--r-- | tests/ui/or-patterns/basic-switchint.rs | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/ui/or-patterns/basic-switchint.rs b/tests/ui/or-patterns/basic-switchint.rs new file mode 100644 index 000000000..adb902caf --- /dev/null +++ b/tests/ui/or-patterns/basic-switchint.rs @@ -0,0 +1,52 @@ +// Test basic or-patterns when the target pattern type will be lowered to +// a `SwitchInt`. This will happen when the target type is an integer. + +// run-pass + +#[derive(Debug, PartialEq)] +enum MatchArm { + Arm(usize), + Wild, +} + +#[derive(Debug)] +enum Foo { + One(usize), + Two(usize, usize), +} + +fn test_foo(x: Foo) -> MatchArm { + match x { + // normal pattern. + Foo::One(0) | Foo::One(1) | Foo::One(2) => MatchArm::Arm(0), + // most simple or-pattern. + Foo::One(42 | 255) => MatchArm::Arm(1), + // multiple or-patterns for one structure. + Foo::Two(42 | 255, 1024 | 2048) => MatchArm::Arm(2), + // mix of pattern types in one or-pattern (range). + Foo::One(100 | 110..=120 | 210..=220) => MatchArm::Arm(3), + // multiple or-patterns with wild. + Foo::Two(0..=10 | 100..=110, 0 | _) => MatchArm::Arm(4), + // wild + _ => MatchArm::Wild, + } +} + +fn main() { + // `Foo` tests. + assert_eq!(test_foo(Foo::One(0)), MatchArm::Arm(0)); + assert_eq!(test_foo(Foo::One(42)), MatchArm::Arm(1)); + assert_eq!(test_foo(Foo::One(43)), MatchArm::Wild); + assert_eq!(test_foo(Foo::One(255)), MatchArm::Arm(1)); + assert_eq!(test_foo(Foo::One(256)), MatchArm::Wild); + assert_eq!(test_foo(Foo::Two(42, 1023)), MatchArm::Wild); + assert_eq!(test_foo(Foo::Two(255, 2048)), MatchArm::Arm(2)); + assert_eq!(test_foo(Foo::One(100)), MatchArm::Arm(3)); + assert_eq!(test_foo(Foo::One(115)), MatchArm::Arm(3)); + assert_eq!(test_foo(Foo::One(105)), MatchArm::Wild); + assert_eq!(test_foo(Foo::One(215)), MatchArm::Arm(3)); + assert_eq!(test_foo(Foo::One(121)), MatchArm::Wild); + assert_eq!(test_foo(Foo::Two(0, 42)), MatchArm::Arm(4)); + assert_eq!(test_foo(Foo::Two(100, 0)), MatchArm::Arm(4)); + assert_eq!(test_foo(Foo::Two(42, 0)), MatchArm::Wild); +} |