public void Multiply_multiplicationOfnumbers_SideTestOfToString()
{
//Act
var result = a.Multiply(b);
//Assert
Assert.AreEqual((unchecked ((sbyte)(24 * 42))).ToString(), result.ToString()); //result test
}
public void Q8_24_MultiplyNoOverflow()
{
var pos = new Fixed <Q8_24>(2);
var neg = new Fixed <Q8_24>(-16);
var posRes = pos.Multiply(pos);
var posNeg = pos.Multiply(neg);
var negPos = neg.Multiply(pos);
var negRes = neg.Multiply(neg);
Assert.AreEqual("4", posRes.ToString());
Assert.AreEqual("-32", posNeg.ToString());
Assert.AreEqual("-32", negPos.ToString());
}
public void Q8_24Test()
{
for (int i = 0; i < 1000; i++)
{
f9 = f7.Multiply(f8);
}
}
public void Q16_16Test()
{
for (int i = 0; i < 1000; i++)
{
f6 = f4.Multiply(f5);
}
}
public void Q24_8Test()
{
for (int i = 0; i < 1000; i++)
{
f3 = f1.Multiply(f2);
}
}
public void MultiplicationTestingSameTypesQ24_8(int in1, int in2, string exp)
{
var f1 = new Fixed <Q24_8>(in1);
var f2 = new Fixed <Q24_8>(in2);
Assert.Equal(exp, f1.Multiply(f2).ToString());
}
public static void Multiply_multiplicationOfnumbers_negativeResult_SideTestOfToString(Fixed <Q> a, Fixed <Q> b)
{
//Act
var result = a.Multiply(b);
//Assert
Assert.AreEqual((24 * -42).ToString(), result.ToString()); //result test
}
public void Multiplication3()
{
var f1 = new Fixed <Q24_8>(3);
var f2 = new Fixed <Q24_8>(-4);
var f3 = f1.Multiply(f2);
Assert.AreEqual("-12", f3.ToString());
}
public void TestMultiplication(int intValue1, int intValue2, string expectedResult)
{
f1 = new Fixed <Q>(intValue1);
f2 = new Fixed <Q>(intValue2);
var f3 = f1.Multiply(f2);
Assert.AreEqual(expectedResult, f3.ToString());
}
public void test3()
{
var f1 = new Fixed <Q24_8>(3);
var f2 = new Fixed <Q24_8>(2);
var f3 = f1.Multiply(f2);
Assert.AreEqual(f3.ToString(), "6");
}
public void test4()
{
var f1 = new Fixed <Q8_24>(19);
var f2 = new Fixed <Q8_24>(13);
var f3 = f1.Multiply(f2);
Assert.AreEqual(f3.ToString(), "-9");
}
public void Multiply()
{
var f1 = new Fixed <Q24_8>(3);
var f2 = new Fixed <Q24_8>(2);
var f3 = f1.Multiply(f2);
Assert.AreEqual("6", f3.ToString());
}
public void Multiplication1()
{
var f1 = new Fixed <Q8_24>(3);
var f2 = new Fixed <Q8_24>(4);
var f3 = f1.Multiply(f2);
Assert.AreEqual("12", f3.ToString());
}
public void Q24_8_MultiplyOverflow()
{
var lhs = new Fixed <Q24_8>(Int32.MaxValue);
var res = lhs.Multiply(lhs);
Assert.AreEqual("1", res.ToString());
}
public void Q8_24_MultiplyOverflow()
{
var lhs = new Fixed <Q8_24>(16);
var res = lhs.Multiply(lhs);
Assert.AreEqual("0", res.ToString());
}
public void MultiplyHigher()
{
var f1 = new Fixed <Q24_8>(19);
var f2 = new Fixed <Q24_8>(13);
var f3 = f1.Multiply(f2);
Assert.AreEqual("247", f3.ToString());
}
public void Q24_8_MultiplyDecimal()
{
var lhs = new Fixed <Q24_8>(10).Divide(new Fixed <Q24_8>(4));
var res = lhs.Multiply(new Fixed <Q24_8>(8));
Assert.AreEqual("20", res.ToString());
}
public void Multiplication2()
{
var f1 = new Fixed <Q16_16>(3);
var f2 = new Fixed <Q16_16>(0);
var f3 = f1.Multiply(f2);
Assert.AreEqual("0", f3.ToString());
}
public Fixed <T> Multiply <T>(int a, int b) where T : IArithmetics, new()
{
var aFixed = new Fixed <T>(a);
var bFixed = new Fixed <T>(b);
var resultFixed = aFixed.Multiply(bFixed);
Assert.AreEqual(Math.Round(a * (double)b, roundDeximalCount),
Math.Round(resultFixed, roundDeximalCount));
return(resultFixed);
}
public void Multiply_multiplicationOfnumbers_SideTestOfToString()
{
//Arrange
Fixed <Q8_24> a = new Fixed <Q8_24>(3);
Fixed <Q8_24> b = new Fixed <Q8_24>(42);
//Act
var result = a.Multiply(b);
//Assert
Assert.AreEqual((3 * 42).ToString(), result.ToString()); //result test
}
public void Multiply_multiplicationOfnumbers_negativeResult_SideTestOfToString()
{
//Arrange
Fixed <Q24_8> a = new Fixed <Q24_8>(24);
Fixed <Q24_8> b = new Fixed <Q24_8>(-42);
//Act
var result = a.Multiply(b);
//Assert
Assert.AreEqual((24 * -42).ToString(), result.ToString()); //result test
}
public void MultBigQ8_24()
{
// Too big numbers
int a = 7;
int b = 50;
var aFixed = new Fixed <Q8_24>(a);
var bFixed = new Fixed <Q8_24>(b);
var negAFixed = bFixed.Multiply(aFixed);
//Assert.AreEqual(a * b, Math.Round(negAFixed, roundDeximalCount));
Assert.Inconclusive();
}
public void Fixed_ToString()
{
var f = new Fixed <T>(67);
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = f.Add(new Fixed <T>(48));
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = f.Subtract(new Fixed <T>(85));
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = f.Multiply(new Fixed <T>(6));
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = f.Divide(new Fixed <T>(7));
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = new Fixed <T>(-95);
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = f.Divide(new Fixed <T>(11));
Assert.AreEqual(((double)f).ToString(), f.ToString());
f = new Fixed <T>(0);
Assert.AreEqual("0", f.ToString());
}
public void Q16_16Test()
{
var f1 = new Fixed <Q16_16>(a);
var f2 = new Fixed <Q16_16>(b);
var f3 = f1.Multiply(f2);
}
public void Q24_8Test()
{
var f1 = new Fixed <Q24_8>(a);
var f2 = new Fixed <Q24_8>(b);
var f3 = f1.Multiply(f2);
}
static void Main(string[] args)
{
Console.WriteLine("Q24_8:");
{
var f1 = new Fixed <Q24_8>(3);
Console.WriteLine($"3: {f1}");
var f2 = new Fixed <Q24_8>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q24_8>(19);
f2 = new Fixed <Q24_8>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q24_8>(3);
f2 = new Fixed <Q24_8>(2);
f3 = f1.Divide(f2);
Console.WriteLine($"3 / 2: {f3}");
f1 = new Fixed <Q24_8>(248);
f2 = new Fixed <Q24_8>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q24_8>(625);
f2 = new Fixed <Q24_8>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
//
Console.WriteLine();
Console.WriteLine("Q16_16:");
{
var f1 = new Fixed <Q16_16>(3);
Console.WriteLine($"3: {f1}");
var f2 = new Fixed <Q16_16>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q16_16>(19);
f2 = new Fixed <Q16_16>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q16_16>(248);
f2 = new Fixed <Q16_16>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q16_16>(625);
f2 = new Fixed <Q16_16>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
//
Console.WriteLine();
Console.WriteLine("Q8_24:");
{
var f1 = new Fixed <Q8_24>(3);
var f2 = new Fixed <Q8_24>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q8_24>(19);
f2 = new Fixed <Q8_24>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q8_24>(248);
f2 = new Fixed <Q8_24>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q8_24>(625);
f2 = new Fixed <Q8_24>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
}
static void Main(string[] args)
{
#region Operations
Console.WriteLine("Q24_8:");
{
var f1 = new Fixed <Q24_8>(3);
Console.WriteLine($"3: {f1}");
var f2 = new Fixed <Q24_8>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q24_8>(19);
f2 = new Fixed <Q24_8>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q24_8>(3);
f2 = new Fixed <Q24_8>(2);
f3 = f1.Divide(f2);
Console.WriteLine($"3 / 2: {f3}");
f1 = new Fixed <Q24_8>(248);
f2 = new Fixed <Q24_8>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q24_8>(625);
f2 = new Fixed <Q24_8>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
Console.WriteLine();
Console.WriteLine("Q16_16:");
{
var f1 = new Fixed <Q16_16>(3);
Console.WriteLine($"3: {f1}");
var f2 = new Fixed <Q16_16>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q16_16>(19);
f2 = new Fixed <Q16_16>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q16_16>(248);
f2 = new Fixed <Q16_16>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q16_16>(625);
f2 = new Fixed <Q16_16>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
Console.WriteLine();
Console.WriteLine("Q8_24:");
{
var f1 = new Fixed <Q8_24>(3);
var f2 = new Fixed <Q8_24>(2);
var f3 = f1.Add(f2);
Console.WriteLine($"3 + 2: {f3}");
f3 = f1.Multiply(f2);
Console.WriteLine($"3 * 2: {f3}");
f1 = new Fixed <Q8_24>(19);
f2 = new Fixed <Q8_24>(13);
f3 = f1.Multiply(f2);
Console.WriteLine($"19 * 13: {f3}");
f1 = new Fixed <Q8_24>(248);
f2 = new Fixed <Q8_24>(10);
f3 = f1.Divide(f2);
Console.WriteLine($"248 / 10: {f3}");
f1 = new Fixed <Q8_24>(625);
f2 = new Fixed <Q8_24>(1000);
f3 = f1.Divide(f2);
Console.WriteLine($"625 / 1000: {f3}");
}
#endregion
#region Gaussian Elimination
Console.WriteLine();
Console.WriteLine("Gaussian elimination:");
Console.WriteLine();
Console.WriteLine("Q8_24:");
var matrixArr = RandomArray.GetRandomMatrixArray(10, 100);
var matrix = new Matrix(matrixArr, 10);
Console.WriteLine("Original matrix:");
matrix.Print();
Console.WriteLine("After elimination:");
matrix.EliminateRows();
matrix.Print();
#endregion
var summary = BenchmarkRunner.Run <FixedTest>();
}
public void Q8_24Test()
{
var f1 = new Fixed <Q8_24>(a);
var f2 = new Fixed <Q8_24>(b);
var f3 = f1.Multiply(f2);
}