Fix null reference issues in bazel.dart.

pkg/analyzer/test/generated/bazel_test.dart

 // Copyright (c) 2016, 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.generated.bazel_test;
 
 import 'package:analyzer/file_system/memory_file_system.dart';
 import 'package:analyzer/src/generated/bazel.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:test/test.dart';
@@ skipping 126 matching lines @@
 
   void test_factory_hasWorkspaceFile_forWorkspace() {
     provider.newFile(_p('/workspace/WORKSPACE'), '');
     BazelWorkspace workspace = new BazelWorkspace(provider, _p('/workspace'));
     expect(workspace.root, _p('/workspace'));
     expect(workspace.readonly, isNull);
     expect(workspace.bin, _p('/workspace/bazel-bin'));
     expect(workspace.genfiles, _p('/workspace/bazel-genfiles'));
   }
 
-  void test_factory_null_notInWorkspace() {
+  void test_factory_notInWorkspace() {
     BazelWorkspace workspace =
         new BazelWorkspace(provider, _p('/workspace/my/module'));
-    expect(workspace, isNull);
+    expect(workspace, isNotNull);
+    expect(workspace.root, _p('/workspace/my/module'));
+    expect(workspace.readonly, isNull);
+    expect(workspace.bin, isNull);
+    expect(workspace.genfiles, isNull);
   }
 
   void test_factory_symlinkPrefix() {
     provider.newFile(_p('/workspace/WORKSPACE'), '');
     BazelWorkspace workspace =
         new BazelWorkspace(provider, _p('/workspace'), symlinkPrefix: 'foobar');
     expect(workspace.root, _p('/workspace'));
     expect(workspace.readonly, isNull);
     expect(workspace.bin, _p('/workspace/foobar-bin'));
     expect(workspace.genfiles, _p('/workspace/foobar-genfiles'));
@@ skipping 55 matching lines @@
 }
 
 class _BaseTest {
   final MemoryResourceProvider provider = new MemoryResourceProvider();
 
   /**
    * Return the [provider] specific path for the given Posix [path].
    */
   String _p(String path) => provider.convertPath(path);
 }