public void GetHashCode_WhenFullNameOnRedditThingIsNull_ThrowsArgumentException()
{
IRedditThing redditThing = CreateRedditThing(fullNameIsNull: true);
IRedditThingComparer <IRedditThing> sut = CreateSut();
sut.GetHashCode(redditThing);
}
public void GetHashCode_WhenRedditThingIsNull_ThrowsArgumentNullException()
{
const IRedditThing redditThing = null;
IRedditThingComparer <IRedditThing> sut = CreateSut();
sut.GetHashCode(redditThing);
}
public void GetHashCode_WhenCalled_AssertFullNameWasCalledOnRedditThing()
{
Mock <IRedditThing> redditThingMock = CreateRedditThingMock();
IRedditThingComparer <IRedditThing> sut = CreateSut();
sut.GetHashCode(redditThingMock.Object);
redditThingMock.Verify(m => m.FullName, Times.Once);
}
public void GetHashCode_WhenCalled_ReturnsHashCodeForFullName()
{
string fullName = Guid.NewGuid().ToString("D");
IRedditThing redditThing = CreateRedditThing(fullName: fullName);
IRedditThingComparer <IRedditThing> sut = CreateSut();
int result = sut.GetHashCode(redditThing);
Assert.AreEqual(fullName.GetHashCode(), result);
}
