public void PolynomEqualsTest()
{
Polynomial a = new Polynomial(new double[] { 1.1, 0, 3.3 });
Polynomial b = new Polynomial(new double[] { 1.1, 0, 3.3 });
bool expected = true;
bool actual = a == b;
Assert.AreEqual(expected,actual);
}
public void PolynomAdditionTest()
{
Polynomial a = new Polynomial(new double[] { 1.1, 2.2, 3.3, 0, -14.4 });
Polynomial b = new Polynomial(new double[] { 1.1, 2.2, 3.3, 0, -14.4 });
Polynomial expected = new Polynomial(new double[] { 2.2, 4.4, 6.6, 0, -28.8 });
Polynomial actual = a + b;
CollectionAssert.AreEqual(expected.Coefficients,actual.Coefficients);
}
public void PolynomSubtractionTest()
{
Polynomial a = new Polynomial(new double[] { 1.1, 2.2, 3.3, 0, -14.4 });
Polynomial b = new Polynomial(new double[] { 1.1, 2.2, 3.3, 0, -14.4 });
Polynomial expected = new Polynomial(new double[] { 0, 0, 0, 0, 0 });
Polynomial actual = a - b;
bool result = expected == actual;
CollectionAssert.AreEqual(expected.Coefficients, actual.Coefficients);
}
public void PolynomMultiplicationTest()
{
Polynomial a = new Polynomial(new double[] { 1.1, 0, 3.3 });
Polynomial b = new Polynomial(new double[] { 1.1, 0, 3.3 });
Polynomial expected = new Polynomial(new double[] { 1.21, 0, 7.26, 0, 10.89 });
Polynomial actual = a * b;
bool isEqual = expected == actual;
Assert.AreEqual(true, isEqual);
}
public void PolynomWithEmptyArray_ShouldThrowException()
{
Polynomial a = new Polynomial(new double[] {});
Assert.Fail();
}