Method subtractTest

src/test/java/com/thealgorithms/maths/FFTTest.java:44–50

()

    // Testing the function subtract, assertEqual test
    @Test
    void subtractTest() {
        FFT.Complex complex1 = new FFT.Complex(2.0, 2.0);
        FFT.Complex complex2 = new FFT.Complex(1.0, 1.0);
        double sub = complex1.subtract(complex2).getReal();
        assertEquals(1.0, sub);
    }

    // Testing the function multiply complex, assertEqual test
    @Test