Added some tests for arbitrary ordered view items

Author: Kimundi

src/test/auxiliary/blind-item-mixed-crate-use-item-foo.rs

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+// Copyright 2015 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.
+
+#![crate_type="lib"]
+
+pub const X: () = ();

src/test/auxiliary/blind-item-mixed-crate-use-item-foo2.rs

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+// Copyright 2015 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.
+
+#![crate_type="lib"]
+
+pub const Y: () = ();

src/test/compile-fail/blind-item-block-item-shadow.rs

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+// Copyright 2015 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.
+
+mod foo { pub struct Bar; }
+
+fn main() {
+    {
+        struct Bar;
+        use foo::Bar;
+        //~^ ERROR import `Bar` conflicts with type in this module
+        //~^^ ERROR import `Bar` conflicts with value in this module
+    }
+}

src/test/compile-fail/blind-item-block-middle.rs

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+// Copyright 2015 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.
+
+mod foo { struct bar; }
+
+fn main() {
+    let bar = 5;
+    //~^ ERROR declaration of `bar` shadows an enum variant or unit-like struct in scope
+    use foo::bar;
+}

src/test/compile-fail/blind-item-item-shadow.rs

@@ -0,0 +1,15 @@
+// Copyright 2015 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.
+
+mod foo { pub mod foo {  } }
+
+use foo::foo; //~ ERROR import `foo` conflicts with existing submodule
+
+fn main() {}

src/test/run-pass/blind-item-mixed-crate-use-item.rs

@@ -0,0 +1,33 @@
+// Copyright 2015 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.
+
+// aux-build:blind-item-mixed-crate-use-item-foo.rs
+// aux-build:blind-item-mixed-crate-use-item-foo2.rs
+
+mod m {
+    pub fn f<T>(_: T, _: (), _: ()) { }
+    pub fn g<T>(_: T, _: (), _: ()) { }
+}
+
+const BAR: () = ();
+struct Data;
+use m::f;
+extern crate "blind-item-mixed-crate-use-item-foo" as foo;
+
+fn main() {
+    const BAR2: () = ();
+    struct Data2;
+    use m::g;
+
+    extern crate "blind-item-mixed-crate-use-item-foo2" as foo2;
+
+    f(Data, BAR, foo::X);
+    g(Data2, BAR2, foo2::Y);
+}

src/test/run-pass/blind-item-mixed-use-item.rs

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+// Copyright 2015 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.
+
+mod m {
+    pub fn f<T>(_: T, _: ()) { }
+    pub fn g<T>(_: T, _: ()) { }
+}
+
+const BAR: () = ();
+struct Data;
+use m::f;
+
+fn main() {
+    const BAR2: () = ();
+    struct Data2;
+    use m::g;
+
+    f(Data, BAR);
+    g(Data2, BAR2);
+}