| package groovy |
| |
| class CollectionTest extends GroovyTestCase { |
| |
| void testUniqueOnListNoDupls() { |
| assert [].unique() == [] |
| assert [1].unique() == [1] |
| assert [1,2].unique() == [1,2] |
| def a = [1,2] |
| assert a.is(a.unique()) |
| } |
| |
| void testUniqueOnListOneDupl() { |
| assert [1,1].unique() == [1] |
| def a = [1,1] |
| assert a.is(a.unique()) |
| assert [1,2,1].unique() == [1,2] |
| assert [1,2,1,1].unique() == [1,2] |
| assert [1,1,2].unique() == [1,2] |
| assert [1,1,2,1].unique() == [1,2] |
| assert [1,1,2,1,1].unique() == [1,2] |
| } |
| |
| void testUniqueOnListTwoDupls() { |
| assert [1,1,2,2].unique() == [1,2] |
| def a = [1,1,2,2] |
| assert a.is(a.unique()) |
| assert [1,2,1,2].unique() == [1,2] |
| assert [1,2,1,1,2].unique() == [1,2] |
| assert [1,1,2,2].unique() == [1,2] |
| assert [1,1,2,1,2].unique() == [1,2] |
| assert [1,1,2,2,1,1,2,2].unique() == [1,2] |
| } |
| |
| void testUniqueOnOtherCollections() { |
| def a = new HashSet([1,1]) |
| assert a.is(a.unique()) |
| assert 1 == a.size() |
| a = new TreeSet([1,1]) |
| assert a.is(a.unique()) |
| assert 1 == a.size() |
| a = new Vector([1,1]) |
| assert a.is(a.unique()) |
| assert 1 == a.size() |
| a = new LinkedList([1,1]) |
| assert a.is(a.unique()) |
| assert 1 == a.size() |
| } |
| |
| // todo: GROOVY-1006 |
| void testUniqueOnDifferentTypes() { |
| def a = [1, 2, (short)1, 2L, 2.0] |
| def b = a.unique() |
| assert (b == a && a == [1, 2]) |
| a = [Math.PI, "foo", 1.0, 2L, (short)2, 2.0F] |
| b = a.unique() |
| assert (b == a && a == [Math.PI, "foo", 1.0, 2L]) |
| } |
| } |