@Test
public void testGetMockObject() {

    Assertions.assertEquals("",
            MockInvoker.getMockObject("java.lang.String", String.class));
    Assertions.assertThrows(IllegalStateException.class, () -> MockInvoker
            .getMockObject("true", String.class));
    Assertions.assertThrows(IllegalStateException.class, () -> MockInvoker
            .getMockObject("default", String.class));
    Assertions.assertThrows(IllegalStateException.class, () -> MockInvoker
            .getMockObject("java.lang.String", Integer.class));
    Assertions.assertThrows(IllegalStateException.class, () -> MockInvoker
            .getMockObject("java.io.Serializable", Serializable.class));
}