public void CompareEqualStrings()
{
var text1 = new StringBuilder().Append("abcd").ToString();
var text2 = new StringBuilder().Append("abcd").ToString();
Assert.That(DeepEqualityComparer.AreEqual(text1, text2), Is.True);
}
public void CompareEqualArrays()
{
var array1 = new[] { 1, 2, 3 };
var array2 = new[] { 1, 2, 3 };
Assert.That(DeepEqualityComparer.AreEqual(array1, array2), Is.True);
}
public void CompareSomeTypeWithCollectionsInstances()
{
var instance1 = new SomeTypeWithCollections {
ComplexItems =
{
new ComplexType {
Text = "a", Value = 1
},
new ComplexType {
Text = "b", Value = 2
},
}
};
var instance2 = new SomeTypeWithCollections {
ComplexItems =
{
new ComplexType {
Text = "a", Value = 1
},
new ComplexType {
Text = "c", Value = 2
},
}
};
var sut = DeepEqualityComparer.CreateConfiguration().SetIgnoreIndexer(true).CreateEqualityComparer();
var result = sut.Equals(instance1, instance2);
Assert.That(result, Is.False);
}
public void CompareArraysWithDifferntValues()
{
var array1 = new[] { 1, 2, 3 };
var array2 = new[] { 1, 2, 4 };
Assert.That(DeepEqualityComparer.AreEqual(array1, array2), Is.False);
}
public void CompareEqualEnumerables()
{
var enumerable1 = this.GetIntegerEnumeration1();
var enumerable2 = this.GetIntegerEnumeration2();
Assert.That(DeepEqualityComparer.AreEqual(enumerable1, enumerable2), Is.True);
}
public void PostConcert_Returns_Concert()
{
var concertResponse = ConcertTestData.GetCreatedConcert();
var response = _controller.CreateConcert(true, _concert);
Assert.IsTrue(DeepEqualityComparer.AreEqual(concertResponse, response.Concert));
}
public void StructTypeTests()
{
var dateComparer = new DeepEqualityComparer <DateTime>();
Assert.True(dateComparer.Equals(new DateTime(1900, 1, 1), new DateTime(1900, 1, 1)));
Assert.False(dateComparer.Equals(new DateTime(2020, 1, 1), new DateTime(1900, 1, 1)));
var intComparer = new DeepEqualityComparer <int?>();
Assert.True(intComparer.Equals(3, 3));
Assert.True(intComparer.Equals(null, null));
Assert.False(intComparer.Equals(3, 2));
Assert.False(intComparer.Equals(3, null));
var structComparer = new DeepEqualityComparer <TestStruct>();
Assert.True(structComparer.Equals(new TestStruct {
}, new TestStruct {
}));
Assert.True(structComparer.Equals(new TestStruct {
X = "Test", Y = 1
}, new TestStruct {
X = "Test", Y = 1
}));
Assert.False(structComparer.Equals(new TestStruct {
X = "False", Y = 1
}, new TestStruct {
X = "Test", Y = 0
}));
}
public void CompareDifferentEnumerables()
{
var enumerable1 = this.GetIntegerEnumeration1();
var enumerable2 = this.GetIntegerEnumeration3();
Assert.That(DeepEqualityComparer.AreEqual(enumerable1, enumerable2), Is.False);
}
public void ValueTypeTests()
{
var intComparer = new DeepEqualityComparer <int>();
Assert.True(intComparer.Equals(3, 3));
Assert.False(intComparer.Equals(3, 2));
}
public void CyclicTypeTests()
{
var cyclicComparer = new DeepEqualityComparer <CyclicClass>();
var expected = new CyclicClass()
{
X = "Test",
Child = new CyclicClass()
{
X = "AnotherTest",
},
};
expected.Child.Parent = expected;
var actual = new CyclicClass()
{
X = "Test",
Child = new CyclicClass()
{
X = "AnotherTest",
},
};
actual.Child.Parent = actual;
Assert.True(cyclicComparer.Equals(actual, expected));
actual.Child.X = "AnotherTest2";
Assert.False(cyclicComparer.Equals(actual, expected));
}
public void Test()
{
var comparer = DeepEqualityComparer.CreateConfiguration()
.SetLoggingTextWriter(Console.Out, false)
.CreateEqualityComparer();
var v1 = new Foo(1)
{
"x"
};
var v2 = new Foo(1)
{
"x"
};
var v3 = new Foo(1)
{
"x", "y"
};
var v4 = new Foo(1)
{
"y"
};
var v5 = new Foo(2)
{
"x"
};
Assert.IsTrue(comparer.Equals(v1, v2));
Assert.IsFalse(comparer.Equals(v1, v3));
Assert.IsFalse(comparer.Equals(v1, v4));
Assert.IsFalse(comparer.Equals(v1, v4));
Assert.IsFalse(comparer.Equals(v1, v5)); // fails
}
public void DefaultConfiguration()
{
var sut = DeepEqualityComparer.CreateDefault <string>();
var result = sut.Equals("a", "b");
Assert.That(result, Is.False);
}
public void ImplicitConversionToIComparer()
{
var configuration = DeepEqualityComparer.CreateConfiguration();
DeepEqualityComparer comparer = configuration;
Assert.That(1, Is.EqualTo(2).Using(comparer));
}
public static List <Route> GetRoutesToUpdate(List <Route> existingRoutes, List <Route> routes)
{
var comparer = DeepEqualityComparer.CraeteDefaultWithLogOnlyNotEqualToConsole <Route>();
return(existingRoutes.Except(routes, comparer)
.Union(routes.Except(existingRoutes, comparer))
.ToList());
}
public void TreatNullAsEmptyString()
{
var comparer = DeepEqualityComparer
.CreateConfiguration()
.TreatNullAsEmptyString(true)
.CreateEqualityComparer();
Assert.That(comparer.Equals(null, string.Empty), Is.True);
Assert.That(comparer.Equals(string.Empty, null), Is.True);
}
public void CompareSomeObjects()
{
var so1 = new SomeObject {
Number = 12, Text = "abc"
};
var so2 = new SomeObject {
Number = 12, Text = "abc"
};
Assert.Equal(so2, so1, DeepEqualityComparer.CreateDefault <SomeObject>());
}
public void CompareEqualInstancesOfTypesWithoutEquals()
{
var instance1 = new SomeType {
Text = new string(new[] { 'T' }), Number = 12
};
var instance2 = new SomeType {
Text = new string(new[] { 'T' }), Number = 12
};
Assert.That(DeepEqualityComparer.AreEqual(instance1, instance2), Is.True);
}
public void CompareDifferentInstancesOfTypesWithoutEquals()
{
var instance1 = new SomeType {
Text = "T", Number = 12
};
var instance2 = new SomeType {
Text = "X", Number = 12
};
Assert.That(DeepEqualityComparer.AreEqual(instance1, instance2), Is.False);
}
public void IgnoreIndexer()
{
var so1 = new SomeObjectWithIndexer();
var so2 = new SomeObjectWithIndexer();
var comparer = DeepEqualityComparer.CreateConfiguration()
.SetIgnoreIndexer(true)
.CreateEqualityComparer();
Assert.That(so1, Is.EqualTo(so2).Using(comparer));
}
public void CompareStringWithDifferentCasingAndConfigureStringComparison()
{
var text1 = "abcd";
var text2 = "ABCD";
var comparer =
DeepEqualityComparer.CreateConfiguration()
.ConfigureStringComparison(StringComparison.OrdinalIgnoreCase)
.CreateEqualityComparer();
Assert.That(comparer.Equals(text1, text2), Is.True);
}
public void ConfigureStringComparison()
{
var text1 = "abcd";
var text2 = "ABCD";
var comparer =
DeepEqualityComparer.CreateConfiguration()
.ConfigureStringComparison(StringComparison.OrdinalIgnoreCase)
.CreateEqualityComparer();
Assert.That(text1, Is.EqualTo(text2).Using(comparer));
}
public void TreatNullAsEmptyString()
{
var so1 = new SomeObject {
Number = 12, Text = string.Empty
};
var so2 = new SomeObject {
Number = 12, Text = null
};
var comparer = DeepEqualityComparer.CreateConfiguration().TreatNullAsEmptyString(true).CreateEqualityComparer();
Assert.That(so1, Is.EqualTo(so2).Using(comparer));
}
public void StringTypeTests()
{
var stringComparer = new DeepEqualityComparer <string>();
Assert.True(stringComparer.Equals("Test", "Test"));
Assert.False(stringComparer.Equals("Test", "Wrong"));
var stringBuilder = new StringBuilder();
stringBuilder.Append("Te");
stringBuilder.Append("st");
Assert.True(stringComparer.Equals("Test", stringBuilder.ToString()));
}
public void CompareStruct()
{
var struct1 = new SomeStruct {
Short = 234, Value = 456
};
var struct2 = new SomeStruct {
Short = 234, Value = 456
};
var struct3 = new SomeStruct {
Short = -234, Value = 1456
};
Assert.That(DeepEqualityComparer.AreEqual(struct1, struct2), Is.True);
Assert.That(DeepEqualityComparer.AreEqual(struct1, struct3), Is.False);
}
public void TreatNullAsOtherStringIsNotEqual()
{
var item1 = new SampleData();
var item2 = new SampleData()
{
Text = "X"
};
var sut = DeepEqualityComparer.CreateConfiguration()
.TreatNullAs <string>("Y")
.CreateEqualityComparer();
var result = sut.Equals(item1, item2);
Assert.That(result, Is.False);
}
public void CompareNotEqualInstances()
{
var instance1 = new SomeType {
Text = "T", Number = 12
};
var instance2 = new SomeType {
Text = "X", Number = 12
};
var sut = DeepEqualityComparer
.CreateConfiguration()
.IgnorePropertyByType(typeof(string))
.CreateEqualityComparer();
Assert.That(instance1, Is.EqualTo(instance2).Using(sut));
}
public void IgnorePropertiesByName()
{
var so1 = new SomeObject {
Number = 12, Text = "abc"
};
var so2 = new SomeObject {
Number = 12, Text = "abcd"
};
var comparer = DeepEqualityComparer
.CreateConfiguration()
.IgnorePropertyByName("Text")
.CreateEqualityComparer();
Assert.That(so1, Is.EqualTo(so2).Using(comparer));
}
public void CompareWithoutTypeSpecificComparer()
{
var so1 = new SomeClass {
Text = "Shibby",
Value = 25,
};
var so2 = new SomeClass {
Text = "Shibby",
Value = -25,
};
var comparer = DeepEqualityComparer.CreateConfiguration().CreateEqualityComparer();
Assert.That(so1, Is.Not.EqualTo(so2).Using(comparer));
}
public void CompareWithTypeSpecificComparer()
{
var so1 = new SomeClass {
Text = "Shibby",
Value = 25,
};
var so2 = new SomeClass {
Text = "Shibby",
Value = -25,
};
var comparer = DeepEqualityComparer.CreateConfiguration()
.RegisterEqualityComparerForType(typeof(int), new AbsIntegerEqualityComparer())
.CreateEqualityComparer();
Assert.That(so1, Is.EqualTo(so2).Using(comparer));
}
public void LogToTextWriter()
{
var so1 = new SomeObject {
Number = 12, Text = "abc"
};
var so2 = new SomeObject {
Number = 12, Text = "abc"
};
var textWriter = new StringWriter();
var comparer = DeepEqualityComparer
.CreateConfiguration()
.SetLoggingTextWriter(textWriter)
.CreateEqualityComparer();
Assert.That(so1, Is.EqualTo(so2).Using(comparer));
}
