public void testConstructorNaN() {
Complex z = new Complex(3.0, Double.NaN);
assertTrue(z.isNaN());
z = new Complex(nan, 4.0);
assertTrue(z.isNaN());
z = new Complex(3.0, 4.0);
assertFalse(z.isNaN());
}
public void testAddNaN() {
Complex x = new Complex(3.0, 4.0);
Complex z = x.add(Complex.NaN);
assertTrue(z.isNaN());
z = new Complex(1, nan);
Complex w = x.add(z);
assertEquals(w.getReal(), 4.0, 0);
assertTrue(Double.isNaN(w.getImaginary()));
}
public void testSerial() {
Complex z = new Complex(3.0, 4.0);
assertEquals(z, TestUtils.serializeAndRecover(z));
Complex ncmplx = (Complex) TestUtils.serializeAndRecover(oneNaN);
assertEquals(nanZero, ncmplx);
assertTrue(ncmplx.isNaN());
Complex infcmplx = (Complex) TestUtils.serializeAndRecover(infInf);
assertEquals(infInf, infcmplx);
assertTrue(infcmplx.isInfinite());
TestComplex tz = new TestComplex(3.0, 4.0);
assertEquals(tz, TestUtils.serializeAndRecover(tz));
TestComplex ntcmplx = (TestComplex) TestUtils.serializeAndRecover(new TestComplex(oneNaN));
assertEquals(nanZero, ntcmplx);
assertTrue(ntcmplx.isNaN());
TestComplex inftcmplx = (TestComplex) TestUtils.serializeAndRecover(new TestComplex(infInf));
assertEquals(infInf, inftcmplx);
assertTrue(inftcmplx.isInfinite());
}
public void testSubtractNaN() {
Complex x = new Complex(3.0, 4.0);
Complex z = x.subtract(Complex.NaN);
assertTrue(z.isNaN());
}
public void testNegateNaN() {
Complex z = Complex.NaN.negate();
assertTrue(z.isNaN());
}
public void testScalarMultiplyNaN() {
Complex x = new Complex(3.0, 4.0);
Complex z = x.multiply(Double.NaN);
assertTrue(z.isNaN());
}
public void testMultiplyNaN() {
Complex x = new Complex(3.0, 4.0);
Complex z = x.multiply(Complex.NaN);
assertTrue(z.isNaN());
}
public void testDivideNaN() {
Complex x = new Complex(3.0, 4.0);
Complex z = x.divide(Complex.NaN);
assertTrue(z.isNaN());
}
public void testConjugateNaN() {
Complex z = Complex.NaN.conjugate();
assertTrue(z.isNaN());
}