anchor.diff:  
       final webFile = provider.newFile(
           _p('/workspace/.dart_tool/build/generated/project/web/file.dart'), '');
  -    expect(workspace.findFile('/workspace/web/file.dart'), webFile);
  +    expect(workspace.findFile(_p('/workspace/web/file.dart')), webFile);
     }
   
     PackageBuildWorkspace _createWorkspace(
  
positive.code:         _createWorkspace('/workspace', ['project']);
  
      final testFile = provider.newFile(_p('/workspace/test/file.dart'), '');
      expect(workspace.findFile('/workspace/test/file.dart'), testFile);
    }
  
    void test_findFile_testGenerated() {
  
negative.code:         _createWorkspace('/workspace', ['project']);
  
      final webFile = provider.newFile(_p('/workspace/web/file.dart'), '');
      expect(workspace.findFile(_p('/workspace/web/file.dart')), webFile);
    }
  
    void test_findFile_webGenerated() {
  