Add tests

Author: petrochenkov

src/test/compile-fail/qualified-path-params-2.rs

@@ -0,0 +1,31 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Check that qualified paths with type parameters
+// fail during type checking and not during parsing
+
+struct S;
+
+trait Tr {
+    type A;
+}
+
+impl Tr for S {
+    type A = S;
+}
+
+impl S {
+    fn f<T>() {}
+}
+
+type A = <S as Tr>::A::f<u8>; //~ ERROR type parameters are not allowed on this type
+//~^ ERROR ambiguous associated type; specify the type using the syntax `<<S as Tr>::A as Trait>::f`
+
+fn main() {}

src/test/compile-fail/qualified-path-params.rs

@@ -0,0 +1,33 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Check that qualified paths with type parameters
+// fail during type checking and not during parsing
+
+struct S;
+
+trait Tr {
+    type A;
+}
+
+impl Tr for S {
+    type A = S;
+}
+
+impl S {
+    fn f<T>() {}
+}
+
+fn main() {
+    match 10 {
+        <S as Tr>::A::f::<u8> => {} //~ ERROR `f` is not an associated const
+        0 ... <S as Tr>::A::f::<u8> => {} //~ ERROR only char and numeric types are allowed in range
+    }
+}

src/test/compile-fail/use-keyword.rs

@@ -0,0 +1,23 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Check that imports with nakes super and self don't fail during parsing
+// FIXME: this shouldn't fail during name resolution either
+
+mod a {
+    mod b {
+        use self as A; //~ ERROR `self` imports are only allowed within a { } list
+        //~^ ERROR unresolved import `self`. There is no `self` in the crate root
+        use super as B; //~ ERROR unresolved import `super`. There is no `super` in the crate root
+        use super::{self as C}; //~ERROR unresolved import `super`. There is no `super` in the crate
+    }
+}
+
+fn main() {}

src/test/run-pass/use-keyword-2.rs

@@ -0,0 +1,30 @@
+// Copyright 2016 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+pub struct A;
+
+mod test {
+    pub use super :: A;
+
+    pub use self :: A as B;
+}
+
+impl A {
+    fn f() {}
+    fn g() {
+        Self :: f()
+    }
+}
+
+fn main() {
+    let a: A = test::A;
+    let b: A = test::B;
+    let c: () = A::g();
+}