public void DictionaryEqualityComparerReturnsTrueIfFirstAndSecondAreBothNull() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = null; IDictionary <string, int> second = null; bool result = comparer.Equals(first, second); Assert.IsTrue(result); }
public static bool ArePermutations_CountingFrequencies(string a, string b) { if (a.Length != b.Length) { return(false); } var aCharCounts = GetCharacterFrequencies(a); var bCharCounts = GetCharacterFrequencies(b); var dictEqualityComparer = new DictionaryEqualityComparer <char, int>(); return(dictEqualityComparer.Equals(aCharCounts, bCharCounts)); }
public void DictionaryEqualityComaprerReturnsFalseIfSecondDictionaryIsNull() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 4 }, }; IDictionary <string, int> second = null; bool result = comparer.Equals(first, second); Assert.IsFalse(result); }
public void DictionaryEqualityComparerReturnsTrueIfDictionariesAreSameReference() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 4 }, }; IDictionary <string, int> second = first; bool result = comparer.Equals(first, second); Assert.IsTrue(result); }
public void DictionaryEqualityComparerReturnsFalseIfFirstIsShorterLengthThanSecond() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = new Dictionary <string, int>(); IDictionary <string, int> second = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 4 }, }; bool result = comparer.Equals(first, second); Assert.IsFalse(result); }
public bool Test() { if (_expectedResult.Length != _actualResult.Length) { return(false); } DictionaryEqualityComparer <K, V> comparer = new DictionaryEqualityComparer <K, V>(); for (int i = 0; i != _expectedResult.Length; ++i) { if (!comparer.Equals(_expectedResult[i], _actualResult[i])) { return(false); } } return(true); }
public void DictionaryEqualityComparerReturnsTrueIfFirstAndSecondDictionaryKeyValuePairsAreTheSameButDifferentOrder() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 4 }, }; IDictionary <string, int> second = new Dictionary <string, int> { { "D", 4 }, { "B", 2 }, { "C", 3 }, { "A", 1 } }; bool result = comparer.Equals(first, second); Assert.IsTrue(result); }
public void DictionaryEqualityComparerReturnsFalseIfFirstAndSecondValuesAreDifferent() { var comparer = new DictionaryEqualityComparer <string, int>(EqualityComparer <int> .Default); IDictionary <string, int> first = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 4 }, }; IDictionary <string, int> second = new Dictionary <string, int> { { "A", 1 }, { "B", 2 }, { "C", 3 }, { "D", 5 }, }; bool result = comparer.Equals(first, second); Assert.IsFalse(result); }
public bool Equals(object other, IEqualityComparer comparer) { return(DictionaryEqualityComparer <TKey, TValue> .Equals(this, other, comparer)); }
public void Equals_xNullyNotNull_false() { _x = null; _y.Add("0", "Zero"); Assert.IsFalse(_comparer.Equals(_x, _y)); }
public void Null() { Assert.True(_testComparer.Equals(null, null)); Assert.False(_testComparer.Equals(null, new Dictionary <string, string>())); Assert.False(_testComparer.Equals(new Dictionary <string, string>(), null)); Assert.AreEqual(0, _testComparer.GetHashCode(null)); }