qquote-2.rs -> run-fail/qquote.rs

Re-enables the test.

src/test/run-fail/qquote.rs

@@ -0,0 +1,57 @@
+// Copyright 2012-2014 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.
+
+// ignore-cross-compile
+
+// error-pattern:expected identifier, found keyword `let`
+
+#![feature(quote, rustc_private)]
+
+extern crate syntax;
+
+use syntax::ast;
+use syntax::codemap;
+use syntax::parse;
+use syntax::print::pprust;
+
+trait FakeExtCtxt {
+    fn call_site(&self) -> codemap::Span;
+    fn cfg(&self) -> ast::CrateConfig;
+    fn ident_of(&self, st: &str) -> ast::Ident;
+    fn name_of(&self, st: &str) -> ast::Name;
+    fn parse_sess(&self) -> &parse::ParseSess;
+}
+
+impl FakeExtCtxt for parse::ParseSess {
+    fn call_site(&self) -> codemap::Span {
+        codemap::Span {
+            lo: codemap::BytePos(0),
+            hi: codemap::BytePos(0),
+            expn_id: codemap::NO_EXPANSION,
+        }
+    }
+    fn cfg(&self) -> ast::CrateConfig { Vec::new() }
+    fn ident_of(&self, st: &str) -> ast::Ident {
+        parse::token::str_to_ident(st)
+    }
+    fn name_of(&self, st: &str) -> ast::Name {
+        parse::token::intern(st)
+    }
+    fn parse_sess(&self) -> &parse::ParseSess { self }
+}
+
+fn main() {
+    let cx = parse::new_parse_sess();
+
+    assert_eq!(pprust::expr_to_string(&*quote_expr!(&cx, 23)), "23");
+
+    let expr = quote_expr!(&cx, let x isize = 20;);
+    assert_eq!(pprust::expr_to_string(&*expr), "let x isize = 20;");
+}