package at.priv.toastfreeware.jguitartuner.test;

import static org.junit.Assert.*;

import org.junit.Test;

import at.priv.toastfreeware.jguitartuner.Complex;

public class ComplexTest {
	@Test
	public void multiply() {
		Complex a = new Complex(7, 23);
		Complex b = new Complex(-4, 2);
		Complex c = Complex.multiply(a, b);
		assertTrue(c.real == -74);
		assertTrue(c.imag == -78);
	}
	
	
	@Test
	public void exp() {
		Complex a = Complex.exp(new Complex(11, 970));
		assertTrue(Math.round(a.real * 100) == Math.round(-43722.21 * 100));
		assertTrue(Math.round(a.imag * 100) == Math.round(40905.75  * 100));
	}
}