public void GapBuffer_IndexOfTest() { GapBuffer <int> buf = CreateTestGapBuffer(); Assert.AreEqual(0, buf.IndexOf(100)); Assert.AreEqual(15, buf.IndexOf(115)); Assert.AreEqual(17, buf.IndexOf(116)); Assert.AreEqual(25, buf.IndexOf(124)); Assert.AreEqual(-1, buf.IndexOf(125)); Assert.AreEqual(16, buf.IndexOf(999)); Assert.IsTrue(buf.Contains(100)); Assert.IsTrue(buf.Contains(999)); Assert.IsFalse(buf.Contains(0)); }