public void Test_negDen_Success()
{
Rationals.Program r1 = new Rationals.Program(2, -3);
Rationals.Program res = new Rationals.Program(-2, 3);
Assert.AreEqual(res, r1);
}
public void Test_ZeroDen_Failed()
{
try
{
Rationals.Program r1 = new Rationals.Program(-4, 0);
Assert.Fail();
}
catch (DivideByZeroException) { Assert.IsTrue(true); }
}
public void Test_MulNegative_Success()
{
Rationals.Program r1 = new Rationals.Program(-4, 2);
Rationals.Program r2 = new Rationals.Program(3, 7);
r1.r1 = r1.Mul(r2.r1);
Rationals.Program res = new Rationals.Program(-6, 7);
Assert.AreEqual(res.ToString(), r1.ToString());
}
public void Test_AddNegative_Success()
{
Rationals.Program r1 = new Rationals.Program(4, 2);
Rationals.Program r2 = new Rationals.Program(-3);
r1.r1 = r1.Add(r2.r1);
Rationals.Program res = new Rationals.Program(-1);
Assert.AreEqual(res.ToString(), r1.ToString());
}
public void Test_MulToMuch_Failed()
{
Rationals.Program r1 = new Rationals.Program(4, 2);
Rationals.Program r2 = new Rationals.Program(int.MaxValue);
try
{
r1.r1 = r1.Mul(r2.r1);
Assert.Fail();
}
catch (StackOverflowException)
{
Assert.IsTrue(true);
}
}
public void TestException(Rationals.Program r1, Rationals.Program r2, Exception e1)
{
try
{
r1.Add(r2.r1);
Assert.Fail();
}
catch (Exception e)
{
if (e == e1)
{
throw new Exception("wasAnException");
}
}
}
public void Test_Equals_Failed()
{
Rationals.Program r1 = new Rationals.Program(2, -3);
Rationals.Program r2 = new Rationals.Program(2, 3);
Assert.AreEqual(false, r1.Equals(r2));
}
public void Test_Equals_Success()
{
Rationals.Program r1 = new Rationals.Program(2, -3);
Rationals.Program r2 = new Rationals.Program(-2, 3);
Assert.AreEqual(true, r1.Equals(r2));
}