302             IDictionary dictionary = map;  in IDictionary_Add()
303             dictionary.Add("a", "b");  in IDictionary_Add()
305             Assert.Throws<ArgumentException>(() => dictionary.Add("a", "duplicate"));  in IDictionary_Add()
306             Assert.Throws<InvalidCastException>(() => dictionary.Add(new object(), "key is bad"));  in IDictionary_Add()
307             Assert.Throws<InvalidCastException>(() => dictionary.Add("value is bad", new object()));  in IDictionary_Add()
314             IDictionary dictionary = map;  in IDictionary_Contains()
316             Assert.IsFalse(dictionary.Contains("a"));  in IDictionary_Contains()
317             Assert.IsFalse(dictionary.Contains(5));  in IDictionary_Contains()
319             Assert.IsFalse(dictionary.Contains(new DictionaryEntry("x", "y")));  in IDictionary_Contains()
320             Assert.IsTrue(dictionary.Contains("x"));  in IDictionary_Contains()
327             IDictionary dictionary = map;  in IDictionary_Remove()
328             dictionary.Remove("a");  in IDictionary_Remove()
329             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
330             dictionary.Remove(5);  in IDictionary_Remove()
331             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
332             dictionary.Remove(new DictionaryEntry("x", "y"));  in IDictionary_Remove()
333             Assert.AreEqual(1, dictionary.Count);  in IDictionary_Remove()
334             dictionary.Remove("x");  in IDictionary_Remove()
335             Assert.AreEqual(0, dictionary.Count);  in IDictionary_Remove()
336             Assert.Throws<ArgumentNullException>(() => dictionary.Remove(null));  in IDictionary_Remove()
343             IDictionary dictionary = map;  in IDictionary_CopyTo()
345             dictionary.CopyTo(array, 1);  in IDictionary_CopyTo()
348             dictionary.CopyTo(objectArray, 1);  in IDictionary_CopyTo()
356             IDictionary dictionary = map;  in IDictionary_IsFixedSize()
357             Assert.IsFalse(dictionary.IsFixedSize);  in IDictionary_IsFixedSize()
363             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Keys()
364             CollectionAssert.AreEqual(new[] { "x" }, dictionary.Keys);  in IDictionary_Keys()
370             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Values()
371             CollectionAssert.AreEqual(new[] { "y" }, dictionary.Values);  in IDictionary_Values()
377             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_IsSynchronized()
378             Assert.IsFalse(dictionary.IsSynchronized);  in IDictionary_IsSynchronized()
384             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_SyncRoot()
385             Assert.AreSame(dictionary, dictionary.SyncRoot);  in IDictionary_SyncRoot()
391             IDictionary dictionary = new MapField<string, string> { { "x", "y" } };  in IDictionary_Indexer_Get()
392             Assert.AreEqual("y", dictionary["x"]);  in IDictionary_Indexer_Get()
393             Assert.IsNull(dictionary["a"]);  in IDictionary_Indexer_Get()
394             Assert.IsNull(dictionary[5]);  in IDictionary_Indexer_Get()
395             Assert.Throws<ArgumentNullException>(() => dictionary[null].GetHashCode());  in IDictionary_Indexer_Get()
402             IDictionary dictionary = map;  in IDictionary_Indexer_Set()
407             Assert.Throws<InvalidCastException>(() => dictionary[5] = "x");  in IDictionary_Indexer_Set()
408             Assert.Throws<InvalidCastException>(() => dictionary["x"] = 5);  in IDictionary_Indexer_Set()
409             Assert.Throws<ArgumentNullException>(() => dictionary[null] = "z");  in IDictionary_Indexer_Set()
410             Assert.Throws<ArgumentNullException>(() => dictionary["x"] = null);  in IDictionary_Indexer_Set()