315             IDictionary dictionary = map;  in IDictionary_Add()
316             dictionary.Add("a", "b");  in IDictionary_Add()
318             Assert.Throws<ArgumentException>(() => dictionary.Add("a", "duplicate"));  in IDictionary_Add()
319             Assert.Throws<InvalidCastException>(() => dictionary.Add(new object(), "key is bad"));  in IDictionary_Add()
320             Assert.Throws<InvalidCastException>(() => dictionary.Add("value is bad", new object()));  in IDictionary_Add()
327             IDictionary dictionary = map;  in IDictionary_Contains()
329             Assert.IsFalse(dictionary.Contains("a"));  in IDictionary_Contains()
330             Assert.IsFalse(dictionary.Contains(5));  in IDictionary_Contains()
332             Assert.IsFalse(dictionary.Contains(new DictionaryEntry("x", "y")));  in IDictionary_Contains()
333             Assert.IsTrue(dictionary.Contains("x"));  in IDictionary_Contains()
340             IDictionary dictionary = map;  in IDictionary_Remove()
341             dictionary.Remove("a");  in IDictionary_Remove()
342             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
343             dictionary.Remove(5);  in IDictionary_Remove()
344             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
345             dictionary.Remove(new DictionaryEntry("x", "y"));  in IDictionary_Remove()
346             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
347             dictionary.Remove("x");  in IDictionary_Remove()
348             Assert.AreEqual(0, dictionary.Count);  in IDictionary_Remove()
349             Assert.Throws<ArgumentNullException>(() => dictionary.Remove(null));  in IDictionary_Remove()
356             IDictionary dictionary = map;  in IDictionary_CopyTo()
358             dictionary.CopyTo(array, 1);  in IDictionary_CopyTo()
362             dictionary.CopyTo(objectArray, 1);  in IDictionary_CopyTo()
371             IDictionary dictionary = map;  in IDictionary_IsFixedSize()
372             Assert.IsFalse(dictionary.IsFixedSize);  in IDictionary_IsFixedSize()
378             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Keys()
379             CollectionAssert.AreEqual(new[] { "x" }, dictionary.Keys);  in IDictionary_Keys()
385             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Values()
386             CollectionAssert.AreEqual(new[] { "y" }, dictionary.Values);  in IDictionary_Values()
392             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_IsSynchronized()
393             Assert.IsFalse(dictionary.IsSynchronized);  in IDictionary_IsSynchronized()
399             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_SyncRoot()
400             Assert.AreSame(dictionary, dictionary.SyncRoot);  in IDictionary_SyncRoot()
406             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Indexer_Get()
407             Assert.AreEqual("y", dictionary["x"]);  in IDictionary_Indexer_Get()
408             Assert.IsNull(dictionary["a"]);  in IDictionary_Indexer_Get()
409             Assert.IsNull(dictionary[5]);  in IDictionary_Indexer_Get()
410             Assert.Throws<ArgumentNullException>(() => dictionary[null].GetHashCode());  in IDictionary_Indexer_Get()
417             IDictionary dictionary = map;  in IDictionary_Indexer_Set()
422             Assert.Throws<InvalidCastException>(() => dictionary[5] = "x");  in IDictionary_Indexer_Set()
423             Assert.Throws<InvalidCastException>(() => dictionary["x"] = 5);  in IDictionary_Indexer_Set()
424             Assert.Throws<ArgumentNullException>(() => dictionary[null] = "z");  in IDictionary_Indexer_Set()
425             Assert.Throws<ArgumentNullException>(() => dictionary["x"] = null);  in IDictionary_Indexer_Set()