How to use PrepareForTestExtractorImplTest class of org.powermock.tests.utils.impl package

Best Powermock code snippet using org.powermock.tests.utils.impl.PrepareForTestExtractorImplTest

Source:PrepareForTestExtractorImplTest.java

...31/**32 * Unit tests for the {@link PrepareForTestExtractorImpl} class.33 * 34 */35public class PrepareForTestExtractorImplTest {3637    /**38     * Makes sure that issue <a39     * href="http://code.google.com/p/powermock/issues/detail?id=81">81</a> is40     * solved.41     */42    @Test43    public void assertThatInterfacesWorks() throws Exception {44        final PrepareForTestExtractorImpl tested = new PrepareForTestExtractorImpl();45        final Set<String> hashSet = new HashSet<String>();46        Whitebox.invokeMethod(tested, "addClassHierarchy", hashSet, Serializable.class);47        assertEquals(1, hashSet.size());48        assertEquals(Serializable.class.getName(), hashSet.iterator().next());49    }
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