public void AskUserForRowAndCoumn_ReturnsRowAndColumn_ForValidRowAndColum() { // Arrange var sut = new UserInput(m_Console); m_Console.ReadLine().Returns("1,2"); // Act Tuple <int, int> rowAndColumn = sut.AskUserForRowAndCoumn(2, 3); // Assert Assert.AreEqual(1, rowAndColumn.Item1, "Row"); Assert.AreEqual(2, rowAndColumn.Item2, "Column"); }