@Test
public void canConvertNegativeImaginaryPartToString() {
ComplexNumber z = new ComplexNumber(1, -1);
assertEquals("1.0 - 1.0i", z.toString());
}
@Test
public void canConvertNegativeRealPartToString() {
ComplexNumber z = new ComplexNumber(-1, 1);
assertEquals("-1.0 + 1.0i", z.toString());
}
@Test
public void canConvertScientificFormatToString() {
ComplexNumber z = new ComplexNumber(1, 1.2456e-2);
assertEquals("1.0 + 0.01i", z.toString());
}
@Test
public void canConvertFloatingComplexNumberToString() {
ComplexNumber z = new ComplexNumber(3.14, 2);
assertEquals("3.14 + 2.0i", z.toString());
}
@Test
public void canConvertToString() {
ComplexNumber z = new ComplexNumber(1, 2);
assertEquals("1.0 + 2.0i", z.toString());
}
/**
* Returns the complex plane currently being used.
*
* @return complex plan currently being used.
*/
private String complexPlane() {
ComplexNumber C1 = new ComplexNumber(new RealNumber(currWXMin), new RealNumber(currWYMin));
ComplexNumber C2 = new ComplexNumber(new RealNumber(currWXMax), new RealNumber(currWYMax));
return "< " + C1.toString() + ", " + C2.toString() + " >";
}