protected void assertDeletionOf(final File file) {
    await()
        .atMost(AWAIT_MILLIS, MILLISECONDS)
        .untilAsserted(() -> assertThat(file).doesNotExist());
  }
Abstract base class for integration tests of both {@link LocatorLauncher} and
{@link ServerLauncher}.

@since GemFire 8.0
geode-core/src/integrationTest/java/org/apache/geode/distributed/LauncherIntegrationTestCase.java