public void DeclaringASieveForSubTypeAndPassingBusinessObject_Works()
{
var businessObj1 = new ABusinessObject { AComplexProperty =new ComplexProperty { AnInt = 1, AString = "Hello" }};
var businessObj2 = new ABusinessObject { AComplexProperty = new ComplexProperty { AnInt = 2, AString = "Hello" } };
var sieve = new EqualitySieve<ComplexProperty>().ForProperty(x => x.AnInt).ForValue(1).ToCompiledExpression();
sieve.Invoke(businessObj1.AComplexProperty).Should().BeTrue();
sieve.Invoke(businessObj2.AComplexProperty).Should().BeFalse();
}
public void DefaultBehaviorIsToLetAllThrough()
{
//no values defined
var sut = new EqualitySieve<ABusinessObject>().ForProperty(x => x.AnInt).ToCompiledExpression();
sut.Invoke(ABusinessObjectWithAnIntOf1).Should().BeTrue();
sut.Invoke(ABusinessObjectWithAnIntOf2).Should().BeTrue();
sut.Invoke(ABusinessObjectWithAnIntOf3).Should().BeTrue();
}
public void WithLetNoneThroughOption_DoesNotAllowAnyThrough()
{
//no values defined
var sut =
new EqualitySieve<ABusinessObject>().ForProperty(x => x.AnInt)
.WithEmptyValuesListBehavior(EmptyValuesListBehavior.LetNoObjectsThrough)
.ToCompiledExpression();
sut.Invoke(ABusinessObjectWithAnIntOf1).Should().BeFalse();
sut.Invoke(ABusinessObjectWithAnIntOf2).Should().BeFalse();
sut.Invoke(ABusinessObjectWithAnIntOf3).Should().BeFalse();
}
public void ToCompiledExpression_ReturnsCompiledExpression()
{
var sut =
new EqualitySieve<ABusinessObject>().ForProperty(x => x.AnInt).ForValue(1).ToCompiledExpression();
sut.Invoke(ABusinessObjectWithAnIntOf1).Should().BeTrue();
sut.Invoke(ABusinessObjectWithAnIntOf2).Should().BeFalse();
sut.Invoke(ABusinessObjectWithAnIntOf3).Should().BeFalse();
}