@Test
  public void buildUsesMemberNameSetInApiProperties() {
    LocatorLauncher launcher =
        new Builder().setCommand(LocatorLauncher.Command.START).set(NAME, "locatorABC").build();

    assertThat(launcher.getMemberName()).isNull();
    assertThat(launcher.getProperties().getProperty(NAME)).isEqualTo("locatorABC");
  }
Unit tests for {@link LocatorLauncher.Builder}. Extracted from {@link LocatorLauncherTest}.
geode-core/src/test/java/org/apache/geode/distributed/LocatorLauncherBuilderTest.java