private GroovyFileImpl createDummyFile(@NotNull CharSequence text, boolean physical) {
    final String fileName = DUMMY_FILE_NAME + '.' + GroovyFileType.GROOVY_FILE_TYPE.getDefaultExtension();
    final long stamp = System.currentTimeMillis();
    final PsiFileFactory factory = PsiFileFactory.getInstance(myProject);
    return (GroovyFileImpl) factory.createFileFromText(fileName, GroovyFileType.GROOVY_FILE_TYPE, text, stamp, physical);
  }
private GroovyFileImpl createDummyFile(@NotNull CharSequence text, boolean physical)