public void GetPropertyValueTyped()
{
int number = 7;
string txt = "vrk ptv";
string typeText = "Test";
SomeDemoObject obj = new SomeDemoObject()
{
Integer = number,
String = txt,
Type = typeText
};
obj.SomeList.Add("ptv");
obj.SomeList.Add("vrk");
obj.GetPropertyValue <SomeDemoObject, int>("Integer").Should().Be(number);
obj.GetPropertyValue <SomeDemoObject, string>("String").Should().Be(txt);
obj.GetPropertyValue <SomeDemoObject, string>("Type").Should().Be(typeText);
IList <string> theList = obj.GetPropertyValue <SomeDemoObject, IList <string> >("SomeList");
theList.Should().NotBeNullOrEmpty();
theList.Count.Should().Be(2);
}
public void GetPropertyValueTypedPropertyNameIsNullShouldThrow()
{
SomeDemoObject obj = new SomeDemoObject()
{
Integer = 8,
String = "vrk ptv",
Type = "Demo"
};
obj.SomeList.Add("ptv");
obj.SomeList.Add("vrk");
// extension should throw an ArgumentNullException
Action act = () => obj.GetPropertyValue <SomeDemoObject, int>(null);
act.ShouldThrowExactly <ArgumentNullException>("Property name is null.");
}
public void GetPropertyValueObjectPropertyMissingShouldThrow()
{
SomeDemoObject obj = new SomeDemoObject()
{
Integer = 8,
String = "vrk ptv",
Type = "Demo"
};
obj.SomeList.Add("ptv");
obj.SomeList.Add("vrk");
// extension should throw an argumenexception when a property is not found
// why? because otherwise the caller doesn't know that the property is missing from the object
Action act = () => obj.GetPropertyValue <SomeDemoObject, int>("NotFoundPropertyName");
act.ShouldThrowExactly <ArgumentException>("Property not found from object.");
}
public void GetPropertyValueTypedInvalidPropertyNameShouldThrow(string propertyName)
{
SomeDemoObject obj = new SomeDemoObject()
{
Integer = 8,
String = "vrk ptv",
Type = "Demo"
};
obj.SomeList.Add("ptv");
obj.SomeList.Add("vrk");
// extension should throw an argumenexception when a known invalid propertyname is passed or a property is not found
// why? because otherwise the caller doesn't know that the property is missing from the object
Action act = () => obj.GetPropertyValue <SomeDemoObject, int>(propertyName);
act.ShouldThrowExactly <ArgumentException>("Known invalid property name.");
}