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-rw-r--r--src/test/ui/associated-types/associated-types-path-2.rs46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/test/ui/associated-types/associated-types-path-2.rs b/src/test/ui/associated-types/associated-types-path-2.rs
new file mode 100644
index 000000000..c993e1d27
--- /dev/null
+++ b/src/test/ui/associated-types/associated-types-path-2.rs
@@ -0,0 +1,46 @@
+// Test type checking of uses of associated types via sugary paths.
+
+pub trait Foo {
+ type A;
+
+ fn dummy(&self) { }
+}
+
+impl Foo for i32 {
+ type A = u32;
+}
+
+pub fn f1<T: Foo>(a: T, x: T::A) {}
+pub fn f2<T: Foo>(a: T) -> T::A {
+ panic!();
+}
+
+pub fn f1_int_int() {
+ f1(2i32, 4i32);
+ //~^ ERROR mismatched types
+ //~| expected `u32`, found `i32`
+}
+
+pub fn f1_int_uint() {
+ f1(2i32, 4u32);
+}
+
+pub fn f1_uint_uint() {
+ f1(2u32, 4u32);
+ //~^ ERROR `u32: Foo` is not satisfied
+ //~| ERROR `u32: Foo` is not satisfied
+}
+
+pub fn f1_uint_int() {
+ f1(2u32, 4i32);
+ //~^ ERROR `u32: Foo` is not satisfied
+ //~| ERROR `u32: Foo` is not satisfied
+}
+
+pub fn f2_int() {
+ let _: i32 = f2(2i32);
+ //~^ ERROR mismatched types
+ //~| expected `i32`, found `u32`
+}
+
+pub fn main() { }