public void Clone_NonEmptyContainer_ReturnsContainerWithSameUnits()
{
// Arrange
var mockDelegate = CreateMockDelegate();
IDimension mass = CreateStubDimension("M");
IUnit g = CreateStubUnit("g", mass);
IUnit kg = CreateStubUnit("kg", mass);
IUnit lbs = CreateStubUnit("lbs", mass);
DimensionContainer original = new DimensionContainer(mass, mockDelegate.Object.Create);
original.SetBaseUnit(g);
original.AddUnit(g, kg);
original.AddUnit(g, lbs);
// Act
DimensionContainer cloned = (DimensionContainer)original.Clone();
// Assert
Assert.AreSame(original.BaseUnit, cloned.BaseUnit);
CollectionAssert.AreEquivalent(original.Units, cloned.Units);
Assert.True(cloned.CanConvert(g, kg));
Assert.True(cloned.CanConvert(g, lbs));
Assert.True(cloned.CanConvert(kg, lbs));
}
public void AddUnit_BaseunitNotRegistred_ThrowsNullReferenceException()
{
// Arrange
var mockDelegate = CreateMockDelegate();
IDimension dimension = CreateStubDimension("M");
IUnit baseunit = CreateStubUnit("g", dimension);
IUnit scaledunit = CreateStubUnit("kg", dimension);
DimensionContainer container = new DimensionContainer(dimension, mockDelegate.Object.Create);
// Act/Assert
Assert.Throws <NullReferenceException>(() => container.AddUnit(baseunit, scaledunit));
}
public void CreateConverter_UnitToAnchestor_CallsCreateConverterTwice()
{
// Arrange
var mockDelegate = CreateMockDelegate();
IDimension mass = CreateStubDimension("M");
IUnit g = CreateStubUnit("g", mass);
IUnit kg = CreateStubUnit("kg", mass);
IUnit lbs = CreateStubUnit("lbs", mass);
DimensionContainer container = new DimensionContainer(mass, mockDelegate.Object.Create);
container.SetBaseUnit(g);
container.AddUnit(g, kg);
container.AddUnit(kg, lbs);
// Act
IValueConverter converter = container.CreateConverter(kg, lbs);
// Assert
mockDelegate.Verify(x => x.Create(It.IsAny <IUnit>(), It.IsAny <IUnit>()), Times.Exactly(1));
Assert.NotNull(converter);
}
public void CreateConverter_UnitsShareParent_CallsCreateConverterTwice()
{
// Arrange
var mockDelegate = CreateMockDelegate();
IDimension mass = CreateStubDimension("M");
IUnit g = CreateStubUnit("g", mass);
IUnit kg = CreateStubUnit("kg", mass);
IUnit lbs = CreateStubUnit("lbs", mass);
DimensionContainer container = new DimensionContainer(mass, mockDelegate.Object.Create);
container.SetBaseUnit(g);
container.AddUnit(g, kg);
container.AddUnit(g, lbs);
// Act
IValueConverter converter = container.CreateConverter(kg, lbs);
// Assert
mockDelegate.Verify(x => x.Create(kg, g), Times.Once());
mockDelegate.Verify(x => x.Create(g, lbs), Times.Once());
Assert.NotNull(converter);
}
public void AddUnit_DimensionMismatch_ThrowsArgumentException()
{
// Arrange
var mockDelegate = new Mock <ICreateAdjacentValueConverterDelegateFunctor>();
IDimension mass = CreateStubDimension("M");
IDimension length = CreateStubDimension("L");
IUnit kg = CreateStubUnit("kg", mass);
IUnit m = CreateStubUnit("m", length);
DimensionContainer container = new DimensionContainer(mass, mockDelegate.Object.Create);
container.SetBaseUnit(kg);
// Act/Assert
Assert.Throws <ArgumentException>(() => container.AddUnit(kg, m));
}