public void When_adding_several_known_sized_items_verify_that_they_exist()
{
for (int i = 0; i < 100; i++)
{
_dict[i] = new TestFixture(i + 20);
}
for (int i = 0; i < 100; i++)
{
Assert.AreEqual(new TestFixture(i + 20), _dict[i]);
}
}
public void When_adding_an_item_verify_that_the_item_count()
{
TestFixture t = new TestFixture(10);
_dict[0] = 0;
Assert.AreEqual(1, _dict.Count);
}
public void When_checking_if_a_nonexisting_value_exists_return_false()
{
TestFixture t = new TestFixture(10);
_dict.Add(1, t);
TestFixture t2 = new TestFixture(11);
Assert.IsFalse(_dict.ContainsValue(t2));
}
public void When_checking_if_a_nonexisting_key_exists_return_false()
{
TestFixture t = new TestFixture(10);
_dict.Add(1, t);
Assert.IsFalse(_dict.ContainsKey(10));
}
public void When_checking_if_an_existing_value_exists_return_true()
{
TestFixture t = new TestFixture(10);
_dict.Add(11, t);
Assert.IsTrue(_dict.ContainsValue(t));
}
public void When_using_copyto_verify_the_result()
{
TestFixture t = new TestFixture(10);
TestFixture t2 = new TestFixture(11);
_dict[12] = t;
_dict[15] = t2;
KeyValuePair<int, TestFixture>[] array = new KeyValuePair<int, TestFixture>[4];
_dict.CopyTo(array, 2);
Assert.AreEqual(12, array[2].Key);
Assert.AreEqual(t, array[2].Value);
Assert.AreEqual(15, array[3].Key);
Assert.AreEqual(t2, array[3].Value);
}
public void When_adding_an_item_verify_that_the_item_can_be_retreived()
{
TestFixture t = new TestFixture(10);
_dict[0] = t;
Assert.AreEqual(t, _dict[0]);
}
public void When_overwriting_an_existing_value_return_the_correct_value()
{
TestFixture t = new TestFixture(10);
TestFixture t2 = new TestFixture(11);
_dict[1] = t;
_dict[1] = t2;
TestFixture actual;
_dict.TryGetValue(1, out actual);
Assert.AreEqual(t2, actual);
}
public void When_trying_to_get_an_existing_value_return_the_value()
{
TestFixture t = new TestFixture(10);
_dict.Add(1, t);
TestFixture actual;
_dict.TryGetValue(1, out actual);
Assert.AreEqual(t, actual);
}
public void When_iteration_over_the_dictionary_throw_exception_if_items_are_removed()
{
_dict[0] = new TestFixture(0);
_dict[1] = new TestFixture(1);
var enumerator = _dict.GetEnumerator();
enumerator.MoveNext();
_dict.Remove(0);
MyAssert.ThrowsException<InvalidOperationException>(() => { enumerator.MoveNext(); });
}
public void When_deleting_a_key_thrown_KeyNotFoundException_when_accessing_it_afterwards()
{
TestFixture t = new TestFixture(10);
_dict.Add(345, t);
bool removed = _dict.Remove(345);
Assert.IsTrue(removed);
Assert.AreEqual(0, _dict.Count);
t = _dict[345];
}
public void When_copyto_a_null_array_throw_exception()
{
TestFixture t = new TestFixture(10);
TestFixture t2 = new TestFixture(11);
_dict[12] = t;
_dict[15] = t2;
KeyValuePair<int, TestFixture>[] array = null;
_dict.CopyTo(array, 0);
}
public void When_copyto_and_index_is_outside_array_size_throw_exception()
{
TestFixture t = new TestFixture(10);
TestFixture t2 = new TestFixture(11);
_dict[12] = t;
_dict[15] = t2;
KeyValuePair<int, TestFixture>[] array = new KeyValuePair<int, TestFixture>[10];
_dict.CopyTo(array, 10);
}
public void When_copyto_and_array_is_smaller_than_dictionary_throw_exception()
{
TestFixture t = new TestFixture(10);
TestFixture t2 = new TestFixture(11);
_dict[12] = t;
_dict[15] = t2;
KeyValuePair<int, TestFixture>[] array = new KeyValuePair<int, TestFixture>[1];
_dict.CopyTo(array, 0);
}