public void SampleTest() { Assert.AreEqual(new int[] { 2 }, Kata.ArrayDiff(new int[] { 1, 2 }, new int[] { 1 })); Assert.AreEqual(new int[] { 2, 2 }, Kata.ArrayDiff(new int[] { 1, 2, 2 }, new int[] { 1 })); Assert.AreEqual(new int[] { 1 }, Kata.ArrayDiff(new int[] { 1, 2, 2 }, new int[] { 2 })); Assert.AreEqual(new int[] { 1, 2, 2 }, Kata.ArrayDiff(new int[] { 1, 2, 2 }, new int[] {})); Assert.AreEqual(new int[] {}, Kata.ArrayDiff(new int[] {}, new int[] { 1, 2 })); }