diff options
Diffstat (limited to 'src/test/ui/stdlib-unit-tests/eq-multidispatch.rs')
-rw-r--r-- | src/test/ui/stdlib-unit-tests/eq-multidispatch.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/test/ui/stdlib-unit-tests/eq-multidispatch.rs b/src/test/ui/stdlib-unit-tests/eq-multidispatch.rs new file mode 100644 index 000000000..69d83f496 --- /dev/null +++ b/src/test/ui/stdlib-unit-tests/eq-multidispatch.rs @@ -0,0 +1,30 @@ +// run-pass + +#[derive(PartialEq, Debug)] +struct Bar; +#[derive(Debug)] +struct Baz; +#[derive(Debug)] +struct Foo; +#[derive(Debug)] +struct Fu; + +impl PartialEq for Baz { fn eq(&self, _: &Baz) -> bool { true } } + +impl PartialEq<Fu> for Foo { fn eq(&self, _: &Fu) -> bool { true } } +impl PartialEq<Foo> for Fu { fn eq(&self, _: &Foo) -> bool { true } } + +impl PartialEq<Bar> for Foo { fn eq(&self, _: &Bar) -> bool { false } } +impl PartialEq<Foo> for Bar { fn eq(&self, _: &Foo) -> bool { false } } + +fn main() { + assert!(Bar != Foo); + assert!(Foo != Bar); + + assert_eq!(Bar, Bar); + + assert_eq!(Baz, Baz); + + assert_eq!(Foo, Fu); + assert_eq!(Fu, Foo); +} |