add new method 'uniq()'

primitiveCollections/src/test/java/org/lucares/collections/IntListTest.java

@@ -1635,4 +1635,41 @@ public class IntListTest {
 		Assertions.assertEquals(IntList.of(1, 2, 3, 4, 5), actual);
 		Assertions.assertEquals(IntList.union(a, b), IntList.union(b, a));
 	}
+
+	@Test
+	public void testUniq_sorted() {
+		final IntList sorted = IntList.of(1, 1, 2, 3, 4, 4, 4);
+		final IntList expected = IntList.of(1, 2, 3, 4);
+
+		sorted.uniq();
+		Assertions.assertEquals(expected, sorted);
+	}
+
+	@Test
+	public void testUniq_empty() {
+		final IntList empty = IntList.of();
+		final IntList expected = IntList.of();
+
+		empty.uniq();
+		Assertions.assertEquals(expected, empty);
+	}
+
+	@Test
+	public void testUniq_oneElement() {
+		final IntList list = IntList.of(1);
+		final IntList expected = IntList.of(1);
+
+		list.uniq();
+		Assertions.assertEquals(expected, list);
+	}
+
+	@Test
+	public void testUniq_unsorted() {
+		final IntList unsorted = IntList.of(1, 1, 2, 3, 4, 4, 4);
+		unsorted.shuffle();
+		final IntList expected = IntList.of(1, 2, 3, 4);
+
+		unsorted.uniq();
+		Assertions.assertEquals(expected, unsorted);
+	}
 }

primitiveCollections/src/test/java/org/lucares/collections/LongListTest.java

@@ -1625,4 +1625,41 @@ public class LongListTest {
 		Assertions.assertEquals(LongList.of(1, 2, 3, 4, 5), actual);
 		Assertions.assertEquals(LongList.union(a, b), LongList.union(b, a));
 	}
+
+	@Test
+	public void testUniq_sorted() {
+		final LongList sorted = LongList.of(1, 1, 2, 3, 4, 4, 4);
+		final LongList expected = LongList.of(1, 2, 3, 4);
+
+		sorted.uniq();
+		Assertions.assertEquals(expected, sorted);
+	}
+
+	@Test
+	public void testUniq_empty() {
+		final LongList empty = LongList.of();
+		final LongList expected = LongList.of();
+
+		empty.uniq();
+		Assertions.assertEquals(expected, empty);
+	}
+
+	@Test
+	public void testUniq_oneElement() {
+		final LongList list = LongList.of(1);
+		final LongList expected = LongList.of(1);
+
+		list.uniq();
+		Assertions.assertEquals(expected, list);
+	}
+
+	@Test
+	public void testUniq_unsorted() {
+		final LongList unsorted = LongList.of(1, 1, 2, 3, 4, 4, 4);
+		unsorted.shuffle();
+		final LongList expected = LongList.of(1, 2, 3, 4);
+
+		unsorted.uniq();
+		Assertions.assertEquals(expected, unsorted);
+	}
 }