public void TestIndexOf_ValueNotFound_ReturnsNegativeOne() { StringAdapter list = new StringAdapter("Hello"); int index = list.IndexOf('r'); Assert.AreEqual(-1, index, "The wrong index was returned."); }
public void TestIndexOf_ValueFound_ReturnsFirst() { StringAdapter list = new StringAdapter("Hello, Yellow"); int index = list.IndexOf('e'); Assert.AreEqual(1, index, "The wrong index was returned."); }