public void ObjectMethodsWrongDataullReferenceException()
{
P.Polynomial p = null;
Assert.Throws <NullReferenceException>(() => p.ToString());
Assert.Throws <NullReferenceException>(() => p.GetHashCode());
Assert.Throws <NullReferenceException>(() => p.Equals(13));
P.Polynomial p2 = new P.Polynomial(new double[] { 3, 4 });
Assert.Throws <NullReferenceException>(() => p2.Equals(null));
}
public void ExpectedExceptionTest()
{
P.Polynomial p2 = new P.Polynomial(new double[] { 3, 4 });
P.Polynomial p1 = null;
Assert.Throws <NullReferenceException>(delegate()
{
P.Polynomial p3 = p1 + p2;
});
Assert.Throws <NullReferenceException>(delegate()
{
P.Polynomial p3 = p1 - p2;
});
Assert.Throws <NullReferenceException>(delegate()
{
P.Polynomial p3 = p1 * p2;
});
}
public void MinusOverrideDefaultNumbCorrect(double[] arr1, double[] arr2, double[] result)
{
P.Polynomial poly1 = new P.Polynomial(arr1);
P.Polynomial poly2 = new P.Polynomial(arr2);
Assert.AreEqual((poly1 - poly2).Coef, result);
}
public void EquialDiffCoefFalse(double[] arr1, double[] arr2)
{
P.Polynomial poly1 = new P.Polynomial(arr1);
P.Polynomial poly2 = new P.Polynomial(arr2);
Assert.IsFalse(poly1.Equals(poly2));
}
public void EquialSameCoefTrue(double[] arr1, double[] arr2)
{
P.Polynomial poly1 = new P.Polynomial(arr1);
P.Polynomial poly2 = new P.Polynomial(arr2);
Assert.IsTrue(poly1.Equals(poly2));
}
public void MultiplyOverrideDefaultNumbCorrect(double[] arr1, double[] arr2, double[] result)
{
P.Polynomial poly1 = new P.Polynomial(arr1);
P.Polynomial poly2 = new P.Polynomial(arr2);
Assert.AreEqual(result, (poly1 * poly2).Coef);
}
