@Test
  public void getPortReturnsDefaultLocatorPortByDefault() throws Exception {
    assertThat(new Builder().getPort()).isEqualTo(Integer.valueOf(DEFAULT_LOCATOR_PORT));
  }
Unit tests for {@link LocatorLauncher.Builder}. Extracted from {@link LocatorLauncherTest}.
geode-core/src/test/java/org/apache/geode/distributed/LocatorLauncherBuilderTest.java