public void Test1ReturnsCorrectResults()
        {
            var expected = new Dictionary <string, int>
            {
                { "Yellow", 7 },
                { "Green", 5 }
            };

            var actual = _countByColor.CountAllColors($"{FilePath}test1.jpg");

            foreach (var color in expected)
            {
                Assert.AreEqual(color.Value, actual[color.Key]);
            }
        }