Accord.Tests.Math.MatrixTest.AbsTest C# (CSharp) Method

        public void AbsTest()
        {
            double[,] value = 
            {
                { -1.0,  2.1 },
                {  0.1, -0.7 }
            };

            double[,] expected = 
            {
                {  1.0,  2.1 },
                {  0.1,  0.7 }
            };

            double[,] actual = Matrix.Abs(value);
            Assert.IsTrue(actual.IsEqual(expected));


            int[,] ivalue = 
            {
                { -1,  2 },
                {  0, -6 }
            };

            int[,] iexpected = 
            {
                {  1,  2 },
                {  0,  6 }
            };

            int[,] iactual = Matrix.Abs(ivalue);
            Assert.IsTrue(iactual.IsEqual(iexpected));

            int[] avalue = { -1, 2 };
            int[] aexpected = { 1, 2 };

            int[] aactual = Matrix.Abs(avalue);
            Assert.IsTrue(aactual.IsEqual(aexpected));
        }