public void Multiply_UnregisteredType_ThrowsInvalidOperationException()
{
// Arrange
IUnit unit = new Mock <IUnit>().Object;
ArithmeticsStore store = CreateStore();
// Act/assert
Assert.Throws <InvalidOperationException>(() => store.Multiply(new Quantity <float>(0.0f, unit), new Quantity <float>(0.0f, unit)));
}
public void Subtract_RegisteredType_InvokesOperation()
{
// Arrange
var mockDelegate = new Mock <IOperationFunction>();
IUnit unit = new Mock <IUnit>().Object;
ArithmeticsStore store = CreateStore();
store.RegisterSubtractOperation <float>(mockDelegate.Object.Operation);
// Act/assert
Assert.DoesNotThrow(() => store.Subtract(new Quantity <float>(0.0f, unit), new Quantity <float>(0.0f, unit)));
}
public void Subtract_RegisteredButTypeNotMatchingUnits_ThrowsArgumentException()
{
// Arrange
var mockDelegate = new Mock <IOperationFunction>();
IUnit unit1 = new Mock <IUnit>().Object;
IUnit unit2 = new Mock <IUnit>().Object;
ArithmeticsStore store = CreateStore();
store.RegisterSubtractOperation <float>(mockDelegate.Object.Operation);
// Act/assert
Assert.Throws <ArgumentException>(() => store.Subtract(new Quantity <float>(0.0f, unit1), new Quantity <float>(0.0f, unit2)));
}
public void Add_RegisteredType_InvokesOperation()
{
// Arrange
var mockDelegate = new Mock <IOperationFunction>();
IUnit unit = new Mock <IUnit>().Object;
ArithmeticsStore store = CreateStore();
store.RegisterAddOperation <float>(mockDelegate.Object.Operation);
// Act/assert
Assert.DoesNotThrow(() => store.Add(new Quantity <float>(0.0f, unit), new Quantity <float>(0.0f, unit)));
mockDelegate.Verify(x => x.Operation(It.IsAny <QuantityBase>(), It.IsAny <QuantityBase>()), Times.Once());
}
public void Divide_RegisteredTypeButNotMatchingDimension_InvokesOperation()
{
// Arrange
var mockDelegate = new Mock <IOperationFunction>();
var stubUnit1 = new Mock <IUnit>();
stubUnit1.Setup(x => x.Dimension).Returns(new Mock <IDimension>().Object);
var stubUnit2 = new Mock <IUnit>();
stubUnit2.Setup(x => x.Dimension).Returns(new Mock <IDimension>().Object);
ArithmeticsStore store = CreateStore();
store.RegisterDivideOperation <float, float>(mockDelegate.Object.Operation);
// Act/assert
Assert.DoesNotThrow(() => store.Divide(new Quantity <float>(1.0f, stubUnit1.Object),
new Quantity <float>(1.0f, stubUnit2.Object)));
mockDelegate.Verify(x => x.Operation(It.IsAny <QuantityBase>(), It.IsAny <QuantityBase>()), Times.Once());
}
