@Test
  public void testSplitUserInputWithMixedQuotes() {
    input = "command option='test1 \"test \" test1'";
    tokens = GfshParser.splitUserInput(input);
    assertThat(tokens.size()).isEqualTo(3);
    assertThat(tokens.get(0)).isEqualTo("command");
    assertThat(tokens.get(1)).isEqualTo("option");
    assertThat(tokens.get(2)).isEqualTo("'test1 \"test \" test1'");
  }
GfshParserJUnitTest - Includes tests to check the parsing and auto-completion capabilities of
{@link GfshParser}
geode-gfsh/src/test/java/org/apache/geode/management/internal/cli/GfshParserJUnitTest.java