public void 実部2と虚部2を与えて虚数を生成できること()
{
var inum = new ImaginaryNumber(2, 2);
Assert.AreEqual(2, inum.realPart);
Assert.AreEqual(2, inum.imaginaryPart);
}
public static ImaginaryNumber operator*(ImaginaryNumber imFirst, ImaginaryNumber imSecond)
{
ImaginaryNumber ret = new ImaginaryNumber((imFirst.R * imSecond.R) - (imFirst.I * imSecond.I), (imFirst.R * imSecond.I) - (imFirst.I * imSecond.R));
ret.printerEvent();
return(ret);
}
public static ImaginaryNumber operator/(ImaginaryNumber imFirst, ImaginaryNumber imSecond)
{
ImaginaryNumber ret = new ImaginaryNumber((imFirst.R * imSecond.R + imFirst.I * imSecond.I) / (System.Math.Pow(imFirst.R, 2) + System.Math.Pow(imSecond.R, 2)), (imFirst.R * imSecond.I - imFirst.I * imSecond.R) / (System.Math.Pow(imFirst.R, 2) + System.Math.Pow(imSecond.R, 2)));
ret.printerEvent();
return(ret);
}
public ImaginaryNumber copy()
{
ImaginaryNumber ret = new ImaginaryNumber(this.R, this.I);
ret.printerEvent();
return(ret);
}
public static ImaginaryNumber operator-(ImaginaryNumber imFirst, ImaginaryNumber imSecond)
{
ImaginaryNumber ret = new ImaginaryNumber(imFirst.R - imSecond.R, imFirst.I - imSecond.I);
ret.printerEvent();
return(ret);
}
public ImaginaryNumber conjugate()
{
ImaginaryNumber ret = new ImaginaryNumber(this.R, -this.I);
ret.printerEvent();
return(ret);
}
public void 虚数が生成できること(int realPart, int imaginaryPart)
{
var @in = new ImaginaryNumber(realPart, imaginaryPart);
Assert.AreEqual(realPart, @in.RealPart);
Assert.AreEqual(imaginaryPart, @in.ImaginaryPart);
}
public void SameImaginaryNumbersAreEqual()
{
// Arrange
var imaginaryNumber1 = new ImaginaryNumber(10, 100);
var imaginaryNumber2 = new ImaginaryNumber(10, 100);
// Act & Assert
imaginaryNumber1.Should().Be(imaginaryNumber2);
}
/// <summary>
/// This function decides if the power of the given i number makes it
/// a part of the real number.
/// For example :
/// i^2 = -1 in this case the value of the imPart is added to the real number
/// </summary>
private void CalcImaginaryPart(ImaginaryNumber imPart)
{
int modFour = imPart.Power % 4;
switch (modFour)
{
case 0: this.RealPart += imPart.Value; break;
case 1: this.ImaginaryPart = imPart.Value; break;
case 2: this.RealPart += -imPart.Value; break;
case 3: this.ImaginaryPart = -imPart.Value; break;
}
}
public static void Main(){
ImaginaryNumber im1 = new ImaginaryNumber(2,-1);
ImaginaryNumber im2 = im1.conjugate();
ImaginaryNumber im3 = im1 + im2;
ImaginaryNumber im4 = new ImaginaryNumber(3,8);
ImaginaryNumber im5 = new ImaginaryNumber(-3,-4);
ImaginaryNumber im6 = im4 * im3;
ImaginaryNumber im7 = im5/im1;
ImaginaryNumber im8 = new ImaginaryNumber(2,-1);
if(im8 == im1){
System.Console.WriteLine("IM8 == IM1");
}
if(im8 != im3){
System.Console.WriteLine("IM8 != IM3");
}
}
public void 虚数の文字列表記が取得できること(int rp, int ip, string expedted)
{
var @in = new ImaginaryNumber(rp, ip);
Assert.AreEqual(expedted, @in.ToString());
}
public ComplexNumber(double realPart = 0, ImaginaryNumber imPart = null)
{
this.RealPart = realPart;
this.ImaginaryPart = 0d;
CalcImaginaryPart(imPart);
}
