public void Overwritten_ShouldReturnTrue()
{
// arrange
var sut = new DynamicBuilder <SomeStruct>();
sut.Overwrite(nameof(SomeStruct.Int32Property), 1);
// act
bool result = sut.IsOverwritten(nameof(SomeStruct.Int32Property));
// assert
result.Should().BeTrue();
}
public void Overwritten_ShouldReturnOverwrittenValue()
{
// arrange
var sut = new DynamicBuilder <SomeClass>();
int expected = 1;
sut.Overwrite(nameof(SomeClass.Int32Property), expected);
// act
object result = sut.GetOverwrittenValue(nameof(SomeClass.Int32Property));
// assert
result.Should().Be(expected);
}
public void ShouldBuildObjectWithOverwrittenProperties()
{
// arrange
var template = new SomeStruct(
intProperty: 1,
stringProperty: "some text");
int expectedIntProperty = template.IntProperty;
string expectedStringProperty = "other text";
var sut = new DynamicBuilder <SomeStruct>();
sut.OverwriteWithTemplate(template);
sut.Overwrite(nameof(SomeStruct.StringProperty), expectedStringProperty);
// act
var result = sut.Build();
// assert
result.IntProperty.Should().Be(expectedIntProperty);
result.StringProperty.Should().Be(expectedStringProperty);
}
public void ShouldCallPropertySetterForGivenProperty(string propertyName, object expectedValue)
{
// arrange
var expectedInstance = new TestClass();
var instanceFactoryMock = new Mock <IInstanceFactory <TestClass> >();
instanceFactoryMock
.Setup(e => e.Create(It.IsAny <IEnumerable <INamedPropertyOverwriter> >()))
.Returns(expectedInstance);
var propertySetterMock = new Mock <IPropertySetter>();
var sut = new DynamicBuilder <TestClass>(
instanceFactory: instanceFactoryMock.Object,
propertySetter: propertySetterMock.Object);
var expectedProperty = expectedInstance.GetType().GetProperty(propertyName, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
// act
sut.Overwrite(propertyName, expectedValue);
sut.Build();
// assert
propertySetterMock
.Verify(e => e.SetProperty(expectedInstance, expectedProperty, expectedValue), Times.Once());
}