anchor.diff:        }
         expect(result.exitCode, 0);
         result = runGenerator(
  -          packagePath, ['discovery', '-i', join('lib', 'multipleApis.dart')]);
  +          packagePath, ['discovery', '-i', join(libPath, 'multipleApis.dart')]);
         var expectedDiscovery =
             new File(join(dataPath, 'expected_multiple_discovery.json'));
         expect(result.stdout, expectedDiscovery.readAsStringSync());
  
positive.code:   group('rpc-generator-failing', () {
      test('wrong-api-file', () {
        var packagePath = setupPackage();
        var fileName =  join('lib', 'toyapi.dart');
        var result = runGenerator(
            packagePath, ['discovery', '-i', fileName]);
        expect(result.stdout.startsWith('Cannot find API file \'$fileName\''),
  
negative.code:       var rpcExamplePath = join(rpcRootPath, 'example');
        copyFiles(rpcExamplePath, libPath, ['toyapi.dart']);
        var result = runGenerator(
            packagePath, ['client', '-i', join(libPath, 'toyapi.dart')]);
        expect(result.stdout.startsWith('Please run \'pub get\' in your API '
            'package before running the generator.'), isTrue);
      });
  