public void Test_CreateProxy()
{
var raw = new ConcreteEnumValue("a");
var proxy = EntityProxyFactory.CreateProxy(raw);
// the proxy and raw instance are not the same
Assert.IsFalse(ReferenceEquals(raw, proxy));
}
public void Test_GetClass_returns_type_of_raw_instance()
{
var raw = new ConcreteEnumValue("a");
var proxy = EntityProxyFactory.CreateProxy(raw);
// the type of the proxy is not the type of the raw instance
Assert.AreNotEqual(typeof(ConcreteEnumValue), proxy.GetType());
// the GetClass method returns the type of the raw instance
Assert.AreEqual(typeof(ConcreteEnumValue), proxy.GetClass());
}
public void Test_Equals_correctly_compares_proxy_and_raw_instances()
{
var raw = new ConcreteEnumValue("a");
var proxy = EntityProxyFactory.CreateProxy(raw);
// the proxy and raw instance are not the same
Assert.IsFalse(ReferenceEquals(raw, proxy));
// check every possible permutation
Assert.IsTrue(raw.Equals(raw));
Assert.IsTrue(proxy.Equals(proxy));
Assert.IsTrue(raw.Equals(proxy));
Assert.IsTrue(proxy.Equals(raw));
}
public void Test_GetHashCode_identical_between_proxy_and_raw_instances()
{
var raw = new ConcreteEnumValue("a");
var proxy = EntityProxyFactory.CreateProxy(raw);
// the proxy and raw instance are not the same
Assert.IsFalse(ReferenceEquals(raw, proxy));
var x = raw.GetHashCode();
var y = proxy.GetHashCode();
// hash codes are same
Assert.AreEqual(x, y);
}
public void Test_AreEqual_compare_entity_and_proxy()
{
var e1 = new ConcreteEntity();
var e2 = EntityProxyFactory.CreateProxy(e1);
// all permutations should be equal
Assert.IsTrue(EqualityUtils <ConcreteEntity> .AreEqual(e1, e1));
Assert.IsTrue(EqualityUtils <ConcreteEntity> .AreEqual(e2, e2));
Assert.IsTrue(EqualityUtils <ConcreteEntity> .AreEqual(e1, e2));
Assert.IsTrue(EqualityUtils <ConcreteEntity> .AreEqual(e2, e1));
// also works using Entity as generic arg
Assert.IsTrue(EqualityUtils <Entity> .AreEqual(e1, e1));
Assert.IsTrue(EqualityUtils <Entity> .AreEqual(e2, e2));
Assert.IsTrue(EqualityUtils <Entity> .AreEqual(e1, e2));
Assert.IsTrue(EqualityUtils <Entity> .AreEqual(e2, e1));
}
public void Test_AreEqual_does_not_initialize_EnumValue_proxy_if_not_needed()
{
var raw = new ConcreteEnumValue("1");
EntityProxyFactory.EntityProxyInterceptor interceptor;
var proxy = EntityProxyFactory.CreateProxy(raw, out interceptor);
// check equality between proxies
Assert.IsTrue(EqualityUtils <ConcreteEnumValue> .AreEqual(proxy, proxy));
Assert.IsTrue(EqualityUtils <EnumValue> .AreEqual(proxy, proxy));
// ensure interceptor did not intercept anything (ie initialize proxy)
Assert.IsFalse(interceptor.Intercepted);
// check equality between proxy and raw
Assert.IsTrue(EqualityUtils <ConcreteEnumValue> .AreEqual(raw, proxy));
// in this case, interceptor is invoked
Assert.IsTrue(interceptor.Intercepted);
}