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-rw-r--r--src/test/ui/associated-consts/associated-const-match-patterns.rs68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/test/ui/associated-consts/associated-const-match-patterns.rs b/src/test/ui/associated-consts/associated-const-match-patterns.rs
new file mode 100644
index 000000000..62c1cb983
--- /dev/null
+++ b/src/test/ui/associated-consts/associated-const-match-patterns.rs
@@ -0,0 +1,68 @@
+// run-pass
+// aux-build:empty-struct.rs
+
+
+extern crate empty_struct;
+use empty_struct::XEmpty2 as XFoo;
+
+struct Foo;
+
+#[derive(PartialEq, Eq)]
+enum Bar {
+ Var1,
+ Var2,
+}
+
+// Use inherent and trait impls to test UFCS syntax.
+impl Foo {
+ const MYBAR: Bar = Bar::Var2;
+}
+
+trait HasBar {
+ const THEBAR: Bar;
+}
+
+impl HasBar for Foo {
+ const THEBAR: Bar = Bar::Var1;
+}
+
+impl HasBar for XFoo {
+ const THEBAR: Bar = Bar::Var1;
+}
+
+fn main() {
+ // Inherent impl
+ assert!(match Bar::Var2 {
+ Foo::MYBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var2 {
+ <Foo>::MYBAR => true,
+ _ => false,
+ });
+ // Trait impl
+ assert!(match Bar::Var1 {
+ Foo::THEBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var1 {
+ <Foo>::THEBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var1 {
+ <Foo as HasBar>::THEBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var1 {
+ XFoo::THEBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var1 {
+ <XFoo>::THEBAR => true,
+ _ => false,
+ });
+ assert!(match Bar::Var1 {
+ <XFoo as HasBar>::THEBAR => true,
+ _ => false,
+ });
+}