@Test
  public void testGetExtensionPoint() {
    final CacheCreation cache = new CacheCreation();
    final RegionCreation region = new RegionCreation(cache, "test");
    final ExtensionPoint<Region<?, ?>> extensionPoint = region.getExtensionPoint();
    assertNotNull(extensionPoint);
    assertEquals(extensionPoint.getClass(), SimpleExtensionPoint.class);
  }
Test method for {@link RegionCreation#getExtensionPoint()}.

Assert that method returns a {@link SimpleExtensionPoint} instance and assume that
{@link SimpleExtensionPointJUnitTest} has covered the rest.
geode-core/src/test/java/org/apache/geode/internal/cache/xmlcache/RegionCreationJUnitTest.java