Improve defaults-in-other-trait-items-pass

Author: jonas-schievink

src/test/ui/associated-types/defaults-in-other-trait-items-pass.rs

@@ -13,10 +13,25 @@ impl Tr for u16 {
     type Item = u16;
 }
 
+impl Tr for String {
+    type Container = String;
+}
+
+impl Tr for usize {
+    type Item = u32;
+    type Container = Vec<()>;
+}
+
 fn main() {
     let _container: <() as Tr>::Container = Vec::<u8>::new();
     let _item: <() as Tr>::Item = 0u8;
 
     let _container: <u16 as Tr>::Container = Vec::<u16>::new();
     let _item: <u16 as Tr>::Item = 0u16;
+
+    let _container: <String as Tr>::Container = String::new();
+    let _item: <String as Tr>::Item = 0u8;
+
+    let _container: <usize as Tr>::Container = Vec::<()>::new();
+    let _item: <usize as Tr>::Item = 0u32;
 }