public void AddingAndRemovingPeopleMaintainsCorrectCount()
{
ArraySet set = new ArraySet();
var alice = new Person {
Name = "Alice"
};
var bob = new Person {
Name = "Bob"
};
var charlie = new Person {
Name = "Charlie"
};
Assert.AreEqual(0, set.Count());
set.Add(alice);
Assert.AreEqual(1, set.Count());
set.Add(bob);
Assert.AreEqual(2, set.Count());
set.Add(charlie);
Assert.AreEqual(3, set.Count());
set.Remove(bob);
Assert.AreEqual(2, set.Count());
set.Remove(charlie);
Assert.AreEqual(1, set.Count());
set.Remove(alice);
Assert.AreEqual(0, set.Count());
}
public void CountIsCorrect_1()
{
ArraySet set = new ArraySet();
set.Add(new Person {
Name = "Alice"
});
Assert.AreEqual(1, set.Count());
}
public void AddingPersonMultipleTimesDoesNotChangeCount()
{
ArraySet set = new ArraySet();
var alice = new Person {
Name = "Alice"
};
set.Add(alice);
set.Add(alice);
Assert.AreEqual(1, set.Count());
}
public void CountIsCorrect_10K()
{
ArraySet set = new ArraySet();
for (int i = 0; i < 10000; i++)
{
set.Add(new Person {
Name = $"Alice_{i}"
});
}
Assert.AreEqual(10000, set.Count());
}
public void RemovingMultipleTimesDoesNotChangeCount()
{
ArraySet set = new ArraySet();
var alice = new Person {
Name = "Alice"
};
var bob = new Person {
Name = "Bob"
};
var charlie = new Person {
Name = "Charlie"
};
set.Add(alice);
set.Add(bob);
set.Add(charlie);
Assert.AreEqual(3, set.Count());
set.Remove(bob);
set.Remove(bob);
set.Remove(bob);
Assert.AreEqual(2, set.Count());
}
public void AddingMultiplePeopleMultipleTimesDoesNotChangeCount()
{
ArraySet set = new ArraySet();
var alice = new Person {
Name = "Alice"
};
var bob = new Person {
Name = "Bob"
};
set.Add(alice);
set.Add(bob);
set.Add(alice);
set.Add(bob);
Assert.AreEqual(2, set.Count());
}
public void CountIsCorrect_5()
{
ArraySet set = new ArraySet();
set.Add(new Person {
Name = "Alice"
});
set.Add(new Person {
Name = "Bob"
});
set.Add(new Person {
Name = "Charlie"
});
set.Add(new Person {
Name = "Dolan"
});
set.Add(new Person {
Name = "Gooby"
});
Assert.AreEqual(5, set.Count());
}
public void CountIsCorrect_0()
{
ArraySet set = new ArraySet();
Assert.AreEqual(0, set.Count());
}