public void GivenOverrideOperatorPlus_WhenForFirstProductIsNullAndSecondProductIsNotNull_ThenIsTotalExeption(
string nameSecondPencil, double doubleCostSecondPencil, string purposeSecondPencil, PencilProducts nullObject)
{
//Arrange
PencilProducts firstPencil = nullObject;
PencilProducts secondPencil = new PencilProducts(nameSecondPencil, doubleCostSecondPencil, purposeSecondPencil);
//Assert
Assert.That(() => firstPencil + secondPencil, Throws.TypeOf <ArgumentNullException>());
}
public void GivenExplicitTypeOfCost_WhenDoubleCost_ThenIsIntCost(
string name, double doubleCost, string purpose, int intExpectedCost)
{
//Act
PencilProducts pencilDouble = new PencilProducts(name, doubleCost, purpose);
//Arrange
int intActualCostExplicit = (int)pencilDouble;
//Asssert
Assert.AreEqual(intExpectedCost, intActualCostExplicit);
}
public void GivenOverrideOperatorPlus_WhenForFirstProductIsAndSecondProductIs_ThenIsTotalSumm(
string nameFirstPencil, double doubleCostFirstPencil, string purposeFirstPencil,
string nameSecondPencil, double doubleCostSecondPencil, string purposeSecondPencil,
string nameExpectedPencil, double doubleCostExpectedPencil, string purposeExpectedPencil)
{
//Act
PencilProducts firstPencil = new PencilProducts(nameFirstPencil, doubleCostFirstPencil, purposeFirstPencil);
PencilProducts secondPencil = new PencilProducts(nameSecondPencil, doubleCostSecondPencil, purposeSecondPencil);
PencilProducts expectedPencil = new PencilProducts(nameExpectedPencil, doubleCostExpectedPencil, purposeExpectedPencil);
//Arrange
PencilProducts actualPencil = firstPencil + secondPencil;
//Asssert
Assert.AreEqual(expectedPencil, actualPencil);
}
