public void StringTest()
{
Type stringType = typeof(String);
var constructor = stringType.GetConstructor(new Type[]{typeof(char), typeof(Int32)});
var c = new ObjectInstance('I');
var i = new ObjectInstance(32);
var objCreationData = new ObjectCreationData(constructor, new List<ObjectInstance>(){c, i});
Assert.That(objCreationData.HasArguments, Is.True);
Assert.That(objCreationData.Arguments.Count, Is.EqualTo(2));
Assert.That(objCreationData.Constructor, Is.EqualTo(constructor));
}
public void ArgumentsMatchParametersTest()
{
Type stringType = typeof(String);
var constructor = stringType.GetConstructor(new Type[] { typeof(char), typeof(Int32) });
var c = new ObjectInstance('I');
var i = new ObjectInstance(32);
Assert.DoesNotThrow(() =>
{
ObjectCreationData objCreationData = new ObjectCreationData(constructor, new List<ObjectInstance>() { c, i });
});
}
public void NonPrimitiveInstanceTest()
{
List<String> testList = new List<String>();
Type listType = testList.GetType();
var creationData = new ObjectCreationData(listType.GetConstructor(Type.EmptyTypes));
var objInstance = new ObjectInstance(testList, creationData);
Assert.That(objInstance.Instance, Is.SameAs(testList));
Assert.That(objInstance.InstanceNeedsConstructor, Is.True);
Assert.That(objInstance.CreationData, Is.SameAs(creationData));
}
public void InstanceThatDoesntNeedConstructorMustNotHaveCreationDataTest()
{
var creationData = new ObjectCreationData(typeof(String).GetConstructor(new Type[] { typeof(Char), typeof(Int32) }),
new List<ObjectInstance>() { new ObjectInstance('T'), new ObjectInstance(5) });
Assert.Throws<ArgumentException>(() =>
{
var objInstance = new ObjectInstance('c', creationData);
}
);
}
public void ConstructorMustMatchInstanceTest()
{
List<String> testList = new List<string>();
Type t = typeof(ArgumentException);
var creationData = new ObjectCreationData(t.GetConstructor(Type.EmptyTypes));
Assert.Throws<ArgumentException>(() =>
{
var objInstance = new ObjectInstance(testList, creationData);
});
}
public ObjectInstance(Object instance, ObjectCreationData objectCreationData = null)
{
if (instance == null) throw new ArgumentNullException("instance");
if (!NeedsConstructor(instance.GetType()) && objectCreationData != null)
throw new ArgumentException("primitive object does not need creationData", "instance");
if (NeedsConstructor(instance.GetType()) && objectCreationData == null)
throw new ArgumentException("instance requires objectCreationData", "instance");
Instance = instance;
CreationData = objectCreationData;
if (CreationData != null)
if (CreationData.Constructor.ReflectedType != Instance.GetType())
throw new ArgumentException("objCreationData.Constructor does not match instance");
}
public void ToStringTest()
{
Type stringType = typeof(String);
var constructor = stringType.GetConstructor(new Type[] { typeof(char), typeof(Int32) });
var c = new ObjectInstance('I');
var i = new ObjectInstance(32);
var objCreationData = new ObjectCreationData(constructor, new List<ObjectInstance>() { c, i });
var s = new StringBuilder(objCreationData.Constructor.ToString() + " ");
objCreationData.Arguments.ForEach(a => { s.Append(a); s.Append(" "); });
Assert.That(s.ToString() == objCreationData.ToString());
}
public void NoConstructorInfoTest()
{
Assert.Throws<ArgumentNullException>(() => {
var objCreationData = new ObjectCreationData(null);
});
}
