@Test
public void testConcatObjects() {

	Assert.assertSame("test1", StringBundler.concat((Object)"test1"));
	Assert.assertSame(
		StringPool.NULL, StringBundler.concat(new Object[] {null}));
	Assert.assertEquals(
		"test1test2", StringBundler.concat((Object)"test1", "test2"));
	Assert.assertEquals(
		"test1test2test3",
		StringBundler.concat("test1", (Object)"test2", "test3"));
	Assert.assertEquals(
		"test1test2test3test4",
		StringBundler.concat("test1", "test2", "test3", (Object)"test4"));
}