Add Timeout.none.

test/runner/parse_metadata_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 @TestOn("vm")
 
 import 'dart:io';
 
 import 'package:path/path.dart' as p;
 import 'package:test/test.dart';
@@ skipping 126 matching lines @@
     test("parses a valid double factor annotation", () {
       new File(_path).writeAsStringSync("""
 @Timeout.factor(0.5)
 
 library foo;
 """);
       var metadata = parseMetadata(_path);
       expect(metadata.timeout.scaleFactor, equals(0.5));
     });
 
+    test("parses a valid Timeout.none annotation", () {
+      new File(_path).writeAsStringSync("""
+@Timeout.none
+
+library foo;
+""");
+      var metadata = parseMetadata(_path);
+      expect(metadata.timeout, same(Timeout.none));
+    });
+
     test("ignores a constructor named Timeout", () {
       new File(_path).writeAsStringSync("@foo.Timeout('foo')\nlibrary foo;");
       var metadata = parseMetadata(_path);
       expect(metadata.timeout.scaleFactor, equals(1));
     });
 
     group("throws an error for", () {
       test("an unknown named constructor", () {
         new File(_path).writeAsStringSync("@Timeout.name('foo')\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
       });
 
       test("no argument list", () {
         new File(_path).writeAsStringSync("@Timeout\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
       });
 
       test("an empty argument list", () {
         new File(_path).writeAsStringSync("@Timeout()\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
       });
 
+      test("an argument list for Timeout.none", () {
+        new File(_path).writeAsStringSync("@Timeout.none()\nlibrary foo;");
+        expect(() => parseMetadata(_path), throwsFormatException);
+      });
+
       test("a named argument", () {
         new File(_path).writeAsStringSync(
             "@Timeout(duration: const Duration(seconds: 1))\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
       });
 
       test("multiple arguments", () {
         new File(_path).writeAsStringSync(
             "@Timeout.factor(1, 2)\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
@@ skipping 201 matching lines @@
       });
 
       test("multiple @OnPlatforms", () {
         new File(_path).writeAsStringSync(
             "@OnPlatform(const {})\n@OnPlatform(const {})\nlibrary foo;");
         expect(() => parseMetadata(_path), throwsFormatException);
       });
     });
   });
 }