public void TestTryGetKey() { ImmutableSortedTreeDictionary <int, int> .Builder dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); Assert.False(dictionary.TryGetKey(0, out var key)); Assert.Equal(0, key); dictionary.Add(1, 2); Assert.True(dictionary.TryGetKey(1, out key)); Assert.Equal(1, key); }
public void TestGetValueOrDefault() { ImmutableSortedTreeDictionary <int, int> .Builder dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); Assert.Equal(0, dictionary.GetValueOrDefault(1)); Assert.Equal(0, dictionary.GetValueOrDefault(1, 0)); Assert.Equal(1, dictionary.GetValueOrDefault(1, 1)); dictionary.Add(1, 2); Assert.Equal(2, dictionary.GetValueOrDefault(1)); Assert.Equal(2, dictionary.GetValueOrDefault(1, 0)); Assert.Equal(2, dictionary.GetValueOrDefault(1, 1)); }
public void TestRemoveRange() { ImmutableSortedTreeDictionary <int, int> .Builder dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); for (int i = 0; i < 10; i++) { dictionary.Add(i, i); } int[] itemsToRemove = dictionary.Keys.Where(i => (i & 1) == 0).ToArray(); dictionary.RemoveRange(itemsToRemove); Assert.Equal(new[] { 1, 3, 5, 7, 9 }.Select(x => new KeyValuePair <int, int>(x, x)), dictionary); Assert.Throws <ArgumentNullException>("keys", () => dictionary.RemoveRange(null !)); }
public void TestIDictionary() { IDictionary dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); Assert.False(dictionary.IsFixedSize); Assert.False(dictionary.IsReadOnly); Assert.False(dictionary.IsSynchronized); Assert.Throws <ArgumentNullException>("key", () => dictionary.Add(key: null !, value: 1)); Assert.Throws <ArgumentException>("value", () => dictionary.Add(key: 1, value: null)); Assert.Throws <ArgumentException>("key", () => dictionary.Add(key: "string value", value: 0)); Assert.Throws <ArgumentException>("value", () => dictionary.Add(key: 0, value: "string value")); for (int i = 0; i < 11; i++) { dictionary.Add(i, i + 1); } // Adding the same key/value pair does not throw or change the collection size Assert.Equal(11, dictionary.Count); dictionary.Add(10, 11); Assert.Equal(11, dictionary.Count); Assert.Throws <ArgumentNullException>("key", () => dictionary[key: null !]);
public void TestIDictionaryT() { IDictionary <int, int> dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); for (int i = 0; i < 10; i++) { dictionary.Add(i, i); } Assert.Equal(Enumerable.Range(0, 10).Select(x => new KeyValuePair <int, int>(x, x)), dictionary); Assert.Equal(10, dictionary.Count); Assert.False(dictionary.IsReadOnly); Assert.Equal(10, dictionary.Keys.Count); Assert.False(dictionary.Keys.IsReadOnly); Assert.Equal(10, dictionary.Values.Count); Assert.False(dictionary.Values.IsReadOnly); // Adding the same key/value pair does not throw or change the collection size Assert.Equal(10, dictionary.Count); Assert.Throws <ArgumentException>(() => dictionary.Add(9, 10)); dictionary.Add(9, 9); Assert.Equal(10, dictionary.Count); Assert.Equal(Enumerable.Range(0, 10), dictionary.Keys); Assert.Equal(Enumerable.Range(0, 10), dictionary.Values); Assert.Throws <NotSupportedException>(() => dictionary.Values.Remove(9)); Assert.False(dictionary.Keys.Remove(10)); Assert.True(dictionary.Keys.Remove(9)); Assert.Equal(9, dictionary.Count); Assert.Equal(9, dictionary.Keys.Count); Assert.False(dictionary.Keys.IsReadOnly); Assert.Equal(9, dictionary.Values.Count); Assert.False(dictionary.Values.IsReadOnly); Assert.Equal(Enumerable.Range(0, 9), dictionary.Keys); Assert.Equal(Enumerable.Range(0, 9), dictionary.Values); Assert.Throws <NotSupportedException>(() => dictionary.Keys.Add(0)); Assert.Throws <ArgumentNullException>("array", () => dictionary.Keys.CopyTo(null !, 0)); Assert.Throws <ArgumentOutOfRangeException>("arrayIndex", () => dictionary.Keys.CopyTo(new int[dictionary.Count], -1)); Assert.Throws <ArgumentOutOfRangeException>("arrayIndex", () => dictionary.Keys.CopyTo(new int[dictionary.Count], dictionary.Count + 1)); Assert.Throws <ArgumentException>(() => dictionary.Keys.CopyTo(new int[dictionary.Count], 1)); IEnumerator <KeyValuePair <int, int> > enumerator = dictionary.GetEnumerator(); Assert.NotNull(enumerator); Assert.True(enumerator.MoveNext()); Assert.Equal(new KeyValuePair <int, int>(0, 0), enumerator.Current); Assert.True(enumerator.MoveNext()); Assert.Equal(new KeyValuePair <int, int>(1, 1), enumerator.Current); enumerator.Reset(); Assert.True(enumerator.MoveNext()); Assert.Equal(new KeyValuePair <int, int>(0, 0), enumerator.Current); IEnumerator <int> keyEnumerator = dictionary.Keys.GetEnumerator(); Assert.NotNull(keyEnumerator); Assert.True(keyEnumerator.MoveNext()); Assert.Equal(0, keyEnumerator.Current); Assert.True(keyEnumerator.MoveNext()); Assert.Equal(1, keyEnumerator.Current); keyEnumerator.Reset(); Assert.True(keyEnumerator.MoveNext()); Assert.Equal(0, keyEnumerator.Current); Assert.Throws <NotSupportedException>(() => dictionary.Values.Add(0)); Assert.Throws <ArgumentNullException>("array", () => dictionary.Values.CopyTo(null !, 0)); Assert.Throws <ArgumentOutOfRangeException>("arrayIndex", () => dictionary.Values.CopyTo(new int[dictionary.Count], -1)); Assert.Throws <ArgumentOutOfRangeException>("arrayIndex", () => dictionary.Values.CopyTo(new int[dictionary.Count], dictionary.Count + 1)); Assert.Throws <ArgumentException>(() => dictionary.Values.CopyTo(new int[dictionary.Count], 1)); IEnumerator <int> valueEnumerator = dictionary.Values.GetEnumerator(); Assert.NotNull(valueEnumerator); Assert.True(valueEnumerator.MoveNext()); Assert.Equal(0, valueEnumerator.Current); Assert.True(valueEnumerator.MoveNext()); Assert.Equal(1, valueEnumerator.Current); valueEnumerator.Reset(); Assert.True(valueEnumerator.MoveNext()); Assert.Equal(0, valueEnumerator.Current); IReadOnlyDictionary <int, int> readOnlyDictionary = (IReadOnlyDictionary <int, int>)dictionary; Assert.Equal(dictionary.Keys, readOnlyDictionary.Keys); Assert.Equal(dictionary.Values, readOnlyDictionary.Values); dictionary.Add(new KeyValuePair <int, int>(11, 11)); Assert.Equal(11, dictionary[11]); Assert.True(dictionary.Contains(new KeyValuePair <int, int>(11, 11))); Assert.False(dictionary.Contains(new KeyValuePair <int, int>(11, 12))); Assert.False(dictionary.Contains(new KeyValuePair <int, int>(12, 12))); Assert.False(dictionary.Remove(new KeyValuePair <int, int>(11, 12))); Assert.True(dictionary.Contains(new KeyValuePair <int, int>(11, 11))); Assert.True(dictionary.Remove(new KeyValuePair <int, int>(11, 11))); Assert.False(dictionary.Contains(new KeyValuePair <int, int>(11, 11))); Assert.NotEmpty(dictionary); dictionary.Keys.Clear(); Assert.Empty(dictionary); Assert.Empty(dictionary.Keys); Assert.Empty(dictionary.Values); dictionary[0] = 1; Assert.NotEmpty(dictionary); dictionary.Values.Clear(); Assert.Empty(dictionary); Assert.Empty(dictionary.Keys); Assert.Empty(dictionary.Values); }
public void TestEmptyDictionary() { ImmutableSortedTreeDictionary <int, int> .Builder dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); ImmutableSortedTreeDictionary <int, int> .Builder.KeyCollection keys = dictionary.Keys; ImmutableSortedTreeDictionary <int, int> .Builder.ValueCollection values = dictionary.Values; Assert.Empty(dictionary); Assert.Empty(keys); Assert.Empty(values); #pragma warning disable xUnit2013 // Do not use equality check to check for collection size. Assert.Equal(0, dictionary.Count); Assert.Equal(0, keys.Count); Assert.Equal(0, values.Count); #pragma warning restore xUnit2013 // Do not use equality check to check for collection size. Assert.False(dictionary.ContainsKey(0)); Assert.False(dictionary.ContainsValue(0)); Assert.False(dictionary.TryGetValue(0, out _)); Assert.Equal(0, dictionary.GetValueOrDefault(0)); Assert.Equal(1, dictionary.GetValueOrDefault(0, 1)); Assert.Throws <KeyNotFoundException>(() => dictionary[0]); #pragma warning disable xUnit2017 // Do not use Contains() to check if a value exists in a collection Assert.False(keys.Contains(0)); Assert.False(values.Contains(0)); #pragma warning restore xUnit2017 // Do not use Contains() to check if a value exists in a collection }
public void TestImmutableSortedTreeDictionaryConstructor() { ImmutableSortedTreeDictionary <int, int> .Builder dictionary = ImmutableSortedTreeDictionary.CreateBuilder <int, int>(); Assert.Empty(dictionary); }