public void AddAnExistingSibling_MustBeIgnored()
{
HashTag h1 = new HashTag()
{
Name = "h1"
};
HashTag h2 = new HashTag()
{
Name = "h2"
};
h1.AddSibling(h2);
h1.AddSibling(h2);
int expectedSiblingsCount = 1;
Assert.AreEqual<int>(expectedSiblingsCount, h1.Siblings.Length);
}
public void RemoveSiblingFromOneHashTag_MustRemoveBothFromEachOthersSiblingsList()
{
HashTag h1 = new HashTag()
{
Name = "h1"
};
HashTag h2 = new HashTag()
{
Name = "h2"
};
h1.AddSibling(h2);
h1.RemoveSibling(h2);
int expectedSiblingsCount = 0;
Assert.AreEqual<int>(expectedSiblingsCount, h2.Siblings.Length);
}
public void RemoveSibling()
{
HashTag h1 = new HashTag()
{
Name = "h1"
};
HashTag h2 = new HashTag()
{
Name = "h2"
};
h1.AddSibling(h2);
h1.RemoveSibling(h2);
int expectedSiblingsCount = 0;
Assert.AreEqual<int>(expectedSiblingsCount, h1.Siblings.Length);
}
public void AddSiblingToOneHashTag_MustMakeBothEachOthersSiblings()
{
HashTag h1 = new HashTag()
{
Name = "h1"
};
HashTag h2 = new HashTag()
{
Name = "h2"
};
h1.AddSibling(h2);
int expectedSiblingsCountDifference = 0;
int actualSiblingsCountDifference = h1.Siblings.Length - h2.Siblings.Length;
Assert.AreEqual<int>(expectedSiblingsCountDifference, actualSiblingsCountDifference);
Assert.AreSame(h2, h1.Siblings[0]);
Assert.AreSame(h1, h2.Siblings[0]);
}
