public void testQuadratic3() {
a = 2;
b = 2;
c = 3;
int natureExpected = -1;
int natureReturned = QuadraticRoots.natureOfRoots(a, b, c);
assertEquals(natureExpected, natureReturned);
}
public void testQuadratic2() {
a = 4;
b = 12;
c = 9;
int natureExpected = 0;
int natureReturned = QuadraticRoots.natureOfRoots(a, b, c);
assertEquals(natureExpected, natureReturned);
}