anchor.diff:      fail('Must call createCommandExecutable() before running commands.');
     }
   
  -  return TestProcess.start(_commandExecutablePath, ['format', ...?args],
  +  return TestProcess.start(
  +      Platform.resolvedExecutable, [_commandExecutablePath, 'format', ...?args],
         workingDirectory: d.sandbox);
   }
   
  
positive.code:     fail('Must call createFormatterExecutable() before running commands.');
    }
  
    return TestProcess.start(_formatterExecutablePath, args ?? <String>[],
        workingDirectory: d.sandbox);
  }
  
  
negative.code: void testDirectory(String name, [Iterable<StyleFix> fixes]) {
    // Locate the "test" directory. Use mirrors so that this works with the test
    // package, which loads this suite into an isolate.
    // TODO(rnystrom): Investigate using Isolate.resolvePackageUri instead.
    var testDir = p.dirname(currentMirrorSystem()
        .findLibrary(#dart_style.test.utils)
        .uri
  