public void NonNullEnumerable_ShouldOverwriteWithEnumerableCombinedWithNewElement()
{
// arrange
var builderMock = new Mock <IDynamicBuilder <TestClass> >();
builderMock.Setup(e => e.IsOverwritten(nameof(TestClass.EnumerableProperty))).Returns(true);
builderMock
.Setup(e => e.GetOverwrittenValue(nameof(TestClass.EnumerableProperty)))
.Returns(new List <int> {
1, 2
});
int minValue = 1;
builderMock.Setup(e => e.IsOverwritten(nameof(TestClass.MinValueProperty))).Returns(true);
builderMock.Setup(e => e.GetOverwrittenValue(nameof(TestClass.MinValueProperty))).Returns(minValue);
int expectedValue = minValue + 1;
// act
var builder = DynamicBuilderExtensions.WithBuilderDependentElement(builderMock.Object, e => e.EnumerableProperty, obj => obj.GetOverwrittenValue(e => e.MinValueProperty) + 1);
// assert
builderMock.Verify(e => e.Overwrite(nameof(TestClass.EnumerableProperty), It.Is <IEnumerable <int> >(en => en.SequenceEqual(new List <int> {
1, 2, expectedValue
}))), Times.Once);
}
public void NullPropertyExpression_ShouldThrow()
{
// arrange
var builderMock = new Mock <IDynamicBuilder <TestClass> >();
// act
Action withBuilderDependentElement = () => DynamicBuilderExtensions.WithBuilderDependentElement(builderMock.Object, null, p => 1);
// assert
withBuilderDependentElement.Should().Throw <ArgumentNullException>();
}
public void NullGetElement_ShouldThrow()
{
// arrange
var builderMock = new Mock <IDynamicBuilder <TestClass> >();
// act
Action withBuilderDependentElement = () => DynamicBuilderExtensions.WithBuilderDependentElement(builderMock.Object, e => e.EnumerableProperty, null);
// assert
withBuilderDependentElement.Should().Throw <ArgumentNullException>();
}
public void NullBuilder_ShouldThrow()
{
// arrange
IDynamicBuilder <TestClass> builder = null;
// act
Action withBuilderDependentElement = () => DynamicBuilderExtensions.WithBuilderDependentElement(builder, e => e.EnumerableProperty, p => 1);
// assert
withBuilderDependentElement.Should().Throw <ArgumentNullException>();
}
public void ExpressionIsMethodCall_ShouldThrow()
{
// arrange
var builderMock = new Mock <IDynamicBuilder <TestClass> >();
// act
Action withBuilderDependentElement = () => DynamicBuilderExtensions.WithBuilderDependentElement(builderMock.Object, e => e.EnumerableFunction(), p => 1);
// assert
var exception = withBuilderDependentElement.Should().Throw <ArgumentException>().And;
exception.Data[Errors.ErrorCodeExceptionDataKey].Should().Be(Errors.OnlyMemberAccessExpressionAreAllowed.Code);
}
