int main(){
TEST_CASE_A("Constructors")
Complex c;
TEST_ASSERT_EQ(c, 0, 0);
int a = 1234, b = 5678;
c = Complex(a, b);
TEST_ASSERT_EQ(c, a, b);
TEST_CASE_END
TEST_CASE_A("const math operators")
Complex c = Complex(12, 34);
c = c + Complex(12, 21);
TEST_ASSERT_EQ(c, 24, 55);
TEST_CASE_END
TEST_CASE_A("setting math operators")
Complex c = Complex(1234, 5678);
c += 9;
TEST_ASSERT_EQ(c, 1243, 5678);
c += Complex(-9, -5600);
TEST_ASSERT_EQ(c, 1234, 78);
c -= Complex(1200, 72);
TEST_ASSERT_EQ(c, 34, 6);
c *= Complex(-1, 1);
TEST_ASSERT_EQ(c, -40, 28);
c /= Complex(34, 6);
TEST_ASSERT_EQ(c, -1, 1);
c *= 6;
TEST_ASSERT_EQ(c, -6, 6);
TEST_CASE_END
TEST_CASE_A("eq opers")
Complex c = Complex(1234, 5678);
TEST_ASSERT(c == Complex(1234, 5678));
c *= 8765;
TEST_ASSERT(c == Complex(1234 *8765, 5678 *8765));
TEST_ASSERT(c != Complex(123, 234));
TEST_CASE_END
TEST_CASE_A("angle, radius")
const double PI = 3.14159265;
Complex c = Complex(1, 0);
output << c.radius() << " " << c.angle() << endl;
TEST_ASSERT(c.angle() == 0 && c.radius() == 1);
c = Complex(5, 5);
TEST_ASSERT(c.angle() - PI / 4 < 1E-5 && c.radius() - 5*sqrt(2) < 1E-5);
TEST_CASE_END
return 0;
}
void ComplexTest::rotation() {
Complex a = Complex::rotation(Deg(120.0f));
CORRADE_COMPARE(a.length(), 1.0f);
CORRADE_COMPARE(a, Complex(-0.5f, 0.8660254f));
CORRADE_COMPARE_AS(a.angle(), Deg(120.0f), Rad);
/* Verify negative angle */
Complex b = Complex::rotation(Deg(-240.0f));
CORRADE_COMPARE(b, Complex(-0.5f, 0.8660254f));
CORRADE_COMPARE_AS(b.angle(), Deg(120.0f), Rad);
/* Default-constructed complex number has zero angle */
CORRADE_COMPARE_AS(Complex().angle(), Deg(0.0f), Rad);
}
