System.Tests.StringTests.Concat_Objects C# (CSharp) Method

        public static void Concat_Objects(object[] values, string expected)
        {
            if (values.Length == 1)
            {
                Assert.Equal(expected, string.Concat(values[0]));
            }
            else if (values.Length == 2)
            {
                Assert.Equal(expected, string.Concat(values[0], values[1]));
            }
            else if (values.Length == 3)
            {
                Assert.Equal(expected, string.Concat(values[0], values[1], values[2]));
            }
            else if (values.Length == 4)
            {
                Assert.Equal(expected, string.Concat(values[0], values[1], values[2], values[3]));
            }
            Assert.Equal(expected, string.Concat(values));
            Assert.Equal(expected, string.Concat((IEnumerable<object>)values));
        }