update tests for execution on windows

pkg/analyzer/test/source/analysis_options_provider_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.
 
 library analyzer.test.source.analysis_options_provider_test;
 
+import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/source/analysis_options_provider.dart';
 import 'package:unittest/unittest.dart';
 import 'package:yaml/yaml.dart';
 
-import '../utils.dart';
+import '../resource_utils.dart';
 
 main() {
-  initializeTestEnvironment();
-
   group('AnalysisOptionsProvider', () {
     void expectMergesTo(String defaults, String overrides, String expected) {
       var optionsProvider = new AnalysisOptionsProvider();
       var defaultOptions = optionsProvider.getOptionsFromString(defaults);
       var overrideOptions = optionsProvider.getOptionsFromString(overrides);
       var merged = optionsProvider.merge(defaultOptions, overrideOptions);
       expect(merged, optionsProvider.getOptionsFromString(expected));
     }
 
     group('merging', () {
@@ skipping 43 matching lines @@
   group('AnalysisOptionsProvider', () {
     setUp(() {
       buildResourceProvider();
     });
     tearDown(() {
       clearResourceProvider();
     });
     test('test_simple', () {
       var optionsProvider = new AnalysisOptionsProvider();
       Map<String, YamlNode> options =
-          optionsProvider.getOptions(resourceProvider.getFolder('/'));
+          optionsProvider.getOptions(pathTranslator.getResource('/'));
       expect(options, hasLength(1));
       expect(options['analyzer'], isNotNull);
       YamlMap analyzer = options['analyzer'];
       expect(analyzer, hasLength(1));
       expect(analyzer['ignore'], isNotNull);
       YamlList ignore = analyzer['ignore'];
       expect(ignore, hasLength(2));
       expect(ignore[0], 'ignoreme.dart');
       expect(ignore[1], 'sdk_ext/**');
     });
     test('test_doesnotexist', () {
       var optionsProvider = new AnalysisOptionsProvider();
       Map<String, YamlNode> options =
-          optionsProvider.getOptions(resourceProvider.getFolder('/empty'));
+          optionsProvider.getOptions(pathTranslator.getResource('/empty'));
       expect(options, isEmpty);
     });
   });
   group('AnalysisOptionsProvider', () {
     setUp(() {
       buildResourceProvider(emptyAnalysisOptions: true);
     });
     tearDown(() {
       clearResourceProvider();
     });
     test('test_empty', () {
       var optionsProvider = new AnalysisOptionsProvider();
       Map<String, YamlNode> options =
-          optionsProvider.getOptions(resourceProvider.getFolder('/'));
+          optionsProvider.getOptions(pathTranslator.getResource('/'));
       expect(options, isNotNull);
     });
   });
   group('AnalysisOptionsProvider', () {
     setUp(() {
       buildResourceProvider(badAnalysisOptions: true);
     });
     tearDown(() {
       clearResourceProvider();
     });
     test('test_invalid', () {
       var optionsProvider = new AnalysisOptionsProvider();
       bool exceptionCaught = false;
       try {
         Map<String, YamlNode> options =
-            optionsProvider.getOptions(resourceProvider.getFolder('/'));
+            optionsProvider.getOptions(pathTranslator.getResource('/'));
         expect(options, isNotNull);
       } catch (e) {
         exceptionCaught = true;
       }
       expect(exceptionCaught, isTrue);
     });
   });
   group('AnalysisOptionsProvider', () {
     test('test_bad_yaml (1)', () {
       var src = '''
@@ skipping 14 matching lines @@
 
       var optionsProvider = new AnalysisOptionsProvider();
       // Should not throw an exception.
       var options = optionsProvider.getOptionsFromString(src);
       // Should return a non-null options list.
       expect(options, isNotNull);
     });
   });
 }
 
-MemoryResourceProvider resourceProvider;
+ResourceProvider resourceProvider;
+TestPathTranslator pathTranslator;
 
 buildResourceProvider(
     {bool emptyAnalysisOptions: false, bool badAnalysisOptions: false}) {
-  resourceProvider = new MemoryResourceProvider();
-  resourceProvider.newFolder('/empty');
-  resourceProvider.newFolder('/tmp');
+  var rawProvider = new MemoryResourceProvider(isWindows: isWindows);
+  resourceProvider = new TestResourceProvider(rawProvider);
+  pathTranslator = new TestPathTranslator(rawProvider)
+    ..newFolder('/empty')
+    ..newFolder('/tmp');
   if (badAnalysisOptions) {
-    resourceProvider.newFile('/.analysis_options', r''':''');
+    pathTranslator.newFile('/.analysis_options', r''':''');
   } else if (emptyAnalysisOptions) {
-    resourceProvider.newFile('/.analysis_options', r'''#empty''');
+    pathTranslator.newFile('/.analysis_options', r'''#empty''');
   } else {
-    resourceProvider.newFile(
+    pathTranslator.newFile(
         '/.analysis_options',
         r'''
 analyzer:
   ignore:
     - ignoreme.dart
     - 'sdk_ext/**'
 ''');
   }
 }
 
 clearResourceProvider() {
   resourceProvider = null;
 }
-
-emptyResourceProvider() {
-  resourceProvider = new MemoryResourceProvider();
-}