@Test
public void testIsUnique() throws Exception {
Assert.assertEquals(UniqueChar.isUnique("abc a"), false);
Assert.assertEquals(UniqueChar.isUnique("abc d"), true);
Assert.assertEquals(UniqueChar.isUnique("a"), true);
Assert.assertEquals(UniqueChar.isUnique(" "), true);
Assert.assertEquals(UniqueChar.isUnique(""), true);
Assert.assertEquals(UniqueChar.isUnique(null), true);
}
@Test
public void testNoAdditionalStructure() throws Exception {
Assert.assertEquals(UniqueChar.noAdditionalStructure("abc a"), false);
Assert.assertEquals(UniqueChar.noAdditionalStructure("abc d"), true);
Assert.assertEquals(UniqueChar.noAdditionalStructure("a"), true);
Assert.assertEquals(UniqueChar.noAdditionalStructure(" "), true);
Assert.assertEquals(UniqueChar.noAdditionalStructure(""), true);
Assert.assertEquals(UniqueChar.noAdditionalStructure(null), true);
}