public static String toJson(UpdateRequirement updateRequirement) {
    return toJson(updateRequirement, false);
  }
@Test
  public void testAssertUUIDToJson() {
    String uuid = "2cc52516-5e73-41f2-b139-545d41a4e151";
    String expected = String.format("{\"type\":\"assert-table-uuid\",\"uuid\":\"%s\"}", uuid);
    UpdateRequirement actual = new UpdateRequirement.AssertTableUUID(uuid);
    assertThat(UpdateRequirementParser.toJson(actual))
        .as("AssertTableUUID should convert to the correct JSON value")
        .isEqualTo(expected);
  }