@Test
  public void testIsAnInstanceOf() {
    assertTrue(ClassUtils.isInstanceOf(Object.class, "null"));
    assertTrue(ClassUtils.isInstanceOf(String.class, "C"));
    assertTrue(ClassUtils.isInstanceOf(Number.class, Math.PI));
    assertTrue(ClassUtils.isInstanceOf(Number.class, 3.14f));
    assertTrue(ClassUtils.isInstanceOf(Number.class, 0l));
    assertTrue(ClassUtils.isInstanceOf(Number.class, 0));
    assertTrue(ClassUtils.isInstanceOf(Boolean.class, true));
    assertTrue(ClassUtils.isInstanceOf(Boolean.class, false));
  }
The ClassUtilsJUnitTest class is a test suite with test cases to test the contract and
functionality of the ClassUtils class.
<p>

@see ClassUtils
@see org.junit.Assert
@see org.junit.Test
@since GemFire 7.0
geode-common/src/test/java/org/apache/geode/internal/lang/utils/ClassUtilsTest.java