public static void DoesNotContainMany <TKey, TElement>(this ILookupAssert assert, ILookup <TKey, TElement> lookup, params TKey[] keys)
{
foreach (var key in keys)
{
Assert.IsFalse(lookup.Contains(key), CreateMessage <TKey, TElement>($"Contains({key.Stringify()}) == {bool.FalseString}"));
}
}
public static void ItemNotNull <TKey, TElement>(this ILookupAssert assert, ILookup <TKey, TElement> lookup, TKey existingKey, TKey nonExistingKey)
{
Assert.IsNotNull(lookup[existingKey], CreateMessage <TKey, TElement>("Item[existingKey] != null"));
Assert.IsNotNull(lookup[nonExistingKey], CreateMessage <TKey, TElement>("Item[nonExistingKey] != null"));
}
public static void Contains <TKey, TElement>(this ILookupAssert assert, ILookup <TKey, TElement> lookup, TKey existingKey, TKey nonExistingKey)
{
Assert.IsTrue(lookup.Contains(existingKey), CreateMessage <TKey, TElement>($"Contains(existingKey) == {bool.TrueString}"));
Assert.IsFalse(lookup.Contains(nonExistingKey), CreateMessage <TKey, TElement>($"Contains(nonExistingKey) == {bool.FalseString}"));
}
public static void HasCount <TKey, TElement>(this ILookupAssert assert, ILookup <TKey, TElement> lookup, int expectedCount)
{
Assert.AreEqual(expectedCount, lookup.Count, $"{typeof(ILookup<TKey, TElement>).ToPrettyString()}'s {nameof(ILookup<TKey, TElement>.Count)} failed.");
}