public void TestDictionarySetContainsValue()
{
DictionarySet <int, int> dictionarySet = new DictionarySet <int, int>();
// add key/value pair, ensure it did not exist before
Assert.IsTrue(dictionarySet.Add(FOO, BAR), "FOO/BAR existed when adding to empty DictionarySet");
// ensure key/value pair exists
Assert.IsTrue(dictionarySet.ContainsValue(FOO, BAR), "FOO/BAR did not exist after being added to DictionarySet (function)");
Assert.IsTrue(dictionarySet[FOO, BAR], "FOO/BAR did not exist after being added to DictionarySet (getter)");
// ensure inverse pair doesn't exist
Assert.IsFalse(dictionarySet.ContainsValue(BAR, FOO), "BAR/FOO existed before being added to DictionarySet (function)");
Assert.IsFalse(dictionarySet[BAR, FOO], "BAR/FOO existed before being added to DictionarySet (getter)");
// add inverse key/value pair, ensure it did not exist before
Assert.IsTrue(dictionarySet.Add(BAR, FOO), "BAR/FOO existed upon first add to DictionaryList");
// ensure inverse pair now exists
Assert.IsTrue(dictionarySet.ContainsValue(BAR, FOO), "BAR/FOO did not exist after being added to DictionaryList (function)");
Assert.IsTrue(dictionarySet[BAR, FOO], "BAR/FOO did not exist after being added to DictionaryList (getter)");
}
