More fixes for failures on the Windows bot

pkg/analysis_server/test/services/completion/combinator_contributor_test.dart

 // Copyright (c) 2014, 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 test.services.completion.dart.combinator;
 
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/services/completion/combinator_contributor.dart';
 import 'package:analysis_server/src/services/completion/dart_completion_manager.dart';
 import 'package:test_reflective_loader/test_reflective_loader.dart';
-import 'package:unittest/unittest.dart';
 
+import '../../utils.dart';
 import 'completion_test_util.dart';
 
 main() {
-  groupSep = ' | ';
+  initializeTestEnvironment();
   defineReflectiveTests(CombinatorContributorTest);
 }
 
 @reflectiveTest
 class CombinatorContributorTest extends AbstractCompletionTest {
   @override
   void setUpContributor() {
     contributor = new CombinatorContributor();
   }
 
   test_Block_inherited_local() {
     // Block  BlockFunctionBody  MethodDeclaration  ClassDeclaration
     addTestSource('''
       class F { var f1; f2() { } }
       class E extends F { var e1; e2() { } }
       class I { int i1; i2() { } }
       class M { var m1; int m2() { } }
       class A extends E implements I with M {a() {^}}''');
     computeFast();
     return computeFull((bool result) {
       assertNoSuggestions();
     });
   }
 
   test_Combinator_hide() {
     // SimpleIdentifier  HideCombinator  ImportDirective
-    addSource('/testAB.dart', '''
+    addSource(
+        '/testAB.dart',
+        '''
       library libAB;
       part '/partAB.dart';
       class A { }
       class B { }''');
-    addSource('/partAB.dart', '''
+    addSource(
+        '/partAB.dart',
+        '''
       part of libAB;
       var T1;
       PB F1() => new PB();
       class PB { }''');
-    addSource('/testCD.dart', '''
+    addSource(
+        '/testCD.dart',
+        '''
       class C { }
       class D { }''');
     addTestSource('''
       import "/testAB.dart" hide ^;
       import "/testCD.dart";
       class X {}''');
     computeFast();
     return computeFull((bool result) {
       assertSuggestClass('A',
           relevance: DART_RELEVANCE_DEFAULT,
@@ skipping 10 matching lines @@
           kind: CompletionSuggestionKind.IDENTIFIER);
       assertNotSuggested('C');
       assertNotSuggested('D');
       assertNotSuggested('X');
       assertNotSuggested('Object');
     });
   }
 
   test_Combinator_show() {
     // SimpleIdentifier  HideCombinator  ImportDirective
-    addSource('/testAB.dart', '''
+    addSource(
+        '/testAB.dart',
+        '''
       library libAB;
       part '/partAB.dart';
       class A { }
       class B { }''');
-    addSource('/partAB.dart', '''
+    addSource(
+        '/partAB.dart',
+        '''
       part of libAB;
       var T1;
       PB F1() => new PB();
       typedef PB2 F2(int blat);
       class Clz = Object with Object;
       class PB { }''');
-    addSource('/testCD.dart', '''
+    addSource(
+        '/testCD.dart',
+        '''
       class C { }
       class D { }''');
     addTestSource('''
       import "/testAB.dart" show ^;
       import "/testCD.dart";
       class X {}''');
     computeFast();
     return computeFull((bool result) {
       assertSuggestClass('A',
           relevance: DART_RELEVANCE_DEFAULT,
@@ skipping 13 matching lines @@
           kind: CompletionSuggestionKind.IDENTIFIER);
       assertSuggestFunctionTypeAlias('F2', null, false, DART_RELEVANCE_DEFAULT,
           CompletionSuggestionKind.IDENTIFIER);
       assertNotSuggested('C');
       assertNotSuggested('D');
       assertNotSuggested('X');
       assertNotSuggested('Object');
     });
   }
 }