public void EqualityOperator_WhenComparingNullToNull_AreEqual()
{
MyValueObject obj1 = null;
var areEqual = obj1 == null;
areEqual.ShouldBeTrue();
}
public void EqualOperator_Should_ReturnTrue_When_BothAreNull()
{
// Arrange & Act
var actual = MyValueObject.TestEqualOperator(null, null);
// Assert
Assert.True(actual);
}
public void GetHashCode_Should_ReturnSameValues()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyValueObject(10, "Unit Tests");
// Act & Assert
Assert.Equal(value1.GetHashCode(), value2.GetHashCode());
}
public void GetCopy_Should_StillBeEqual()
{
// Arrange & Act
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = value1.GetCopy();
// Assert
Assert.Equal(value1, value2);
}
public void EqualityOperator_WhenComparingObjectToNull_AreNotEqual()
{
var name = "foo";
var number = 123;
var obj1 = new MyValueObject(name, number);
var areEqual = obj1 == null;
areEqual.ShouldBeFalse();
}
public void EqualityOperator_WithTwoDifferentObjects_AreNotEqual()
{
var name = "foo";
var number = 123;
var obj1 = new MyValueObject(name, number);
var obj2 = new Dummy3();
var areEqual = obj1 == obj2;
areEqual.ShouldBeFalse();
}
public void EqualOperator_Should_ReturnFalse_When_RightIsNull()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
// Act
var actual = MyValueObject.TestEqualOperator(value1, null);
// Assert
Assert.False(actual);
}
public void InequalityOperator_WhenComparingEqualObjects_AreNotDifferent()
{
var name = "foo";
var number = 123;
var obj1 = new MyValueObject(name, number);
var obj2 = new MyValueObject(name, number);
var areDifferent = obj1 != obj2;
areDifferent.ShouldBeFalse();
}
public void Equals_Should_ReturnTrue_When_OtherObjectIsSame()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
// Act
var actual = value1.Equals(value1);
// Assert
Assert.True(actual);
}
public void Equals_Should_ReturnFalseWithNull()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
// Act
var actual = value1.Equals(null);
// Assert
Assert.False(actual);
}
public void EqualityOperator_WhenComparingEqualObjects_AreEqual()
{
var name = "foo";
var number = 123;
var obj1 = new MyValueObject(name, number);
var obj2 = new MyValueObject(name, number);
var areEqual = obj1 == obj2;
areEqual.ShouldBeTrue();
}
public void Equals_Should_ReturnFalse_When_TwoDifferentTypesButSameProperties()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyOtherValueObject(10, "Unit Tests");
// Act
var actual = value1.Equals(value2);
// Assert
Assert.False(actual);
}
public void EqualOperator_Should_ReturnTrueWithSameValues()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyValueObject(10, "Unit Tests");
// Act
var actual = MyValueObject.TestEqualOperator(value1, value2);
// Assert
Assert.True(actual);
}
public void GetHashCode_Should_ReturnValue_WhenItContainsNullProperties()
{
// Arrange
const int expected = 512;
var value1 = new MyValueObject(512, null);
// Act
var actual = value1.GetHashCode();
// Assert
Assert.Equal(expected, actual);
}
public void Equals_Should_ReturnTrue_When_BothHaveSameValuesButPassedasObject()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyValueObject(10, "Unit Tests");
// Act
var actual = value1.Equals((object)value2);
// Assert
Assert.True(actual);
}
public void Equals_Should_ReturnFalseWithDifferentValues()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyValueObject(10, "Unit Tests For Life1");
// Act
var actual = value1.Equals(value2);
// Assert
Assert.False(actual);
}
public void NotEqualExplicitOperator_Should_ReturnFalseWithSameValues()
{
// Arrange
var value1 = new MyValueObject(10, "Unit Tests");
var value2 = new MyValueObject(10, "Unit Tests");
// Act
var actual = value1 != value2;
// Assert
Assert.False(actual);
}
public void TwoValueObjectsWithSameValuesButDifferentTypesAreNotEqual()
{
MyValueObject object1 = new MyValueObject("string", 100);
MySimilarValueObject object2 = new MySimilarValueObject("string", 100);
MyInheritedValueObject object3 = new MyInheritedValueObject("string", 100);
MyExtendedValueObject object4 = new MyExtendedValueObject("string", 100, 102);
Assert.AreNotSame(object1, object2);
Assert.AreNotSame(object1, object3);
Assert.AreNotSame(object1, object4);
Assert.AreEqual(object1, object1);
Assert.AreNotEqual(object1, object2);
Assert.AreNotEqual(object2, object1);
Assert.AreNotEqual(object1, object3);
Assert.AreNotEqual(object3, object1);
Assert.AreNotEqual(object1, object4);
Assert.AreNotEqual(object4, object1);
Assert.AreNotEqual(object1.GetHashCode(), object2.GetHashCode());
Assert.AreNotEqual(object2.GetHashCode(), object1.GetHashCode());
Assert.AreNotEqual(object1.GetHashCode(), object3.GetHashCode());
Assert.AreNotEqual(object3.GetHashCode(), object1.GetHashCode());
Assert.AreNotEqual(object1.GetHashCode(), object4.GetHashCode());
Assert.AreNotEqual(object4.GetHashCode(), object1.GetHashCode());
}
public void ToStringTest()
{
MyValueObject object1 = new MyValueObject("string", 100);
MySimilarValueObject object2 = new MySimilarValueObject("string", 100);
MyInheritedValueObject object3 = new MyInheritedValueObject("string", 100);
MyExtendedValueObject object4 = new MyExtendedValueObject("string", 100, 102);
MyOtherValueObject object5 = new MyOtherValueObject();
Assert.AreEqual(object1.ToString(), "Mikadocs.OEE.Test.ValueObjectTest+MyValueObject with values: (i: (100), s: (string))");
Assert.AreEqual(object2.ToString(), "Mikadocs.OEE.Test.ValueObjectTest+MySimilarValueObject with values: (i: (100), s: (string))");
Assert.AreEqual(object3.ToString(), "Mikadocs.OEE.Test.ValueObjectTest+MyInheritedValueObject with values: (i: (100), s: (string))");
Assert.AreEqual(object4.ToString(), "Mikadocs.OEE.Test.ValueObjectTest+MyExtendedValueObject with values: (d: (102), i: (100), s: (string))");
Assert.AreEqual(object5.ToString(), "Mikadocs.OEE.Test.ValueObjectTest+MyOtherValueObject with values: (none)");
}
public void TwoValueObjectsWithSameValuesAreEqual()
{
MyValueObject object1 = new MyValueObject("string", 100);
MyValueObject object2 = new MyValueObject("string", 100);
Assert.AreNotSame(object1, object2);
Assert.AreEqual(object1, object1);
Assert.AreEqual(object1, object2);
Assert.AreEqual(object2, object1);
Assert.AreEqual(object1.GetHashCode(), object2.GetHashCode());
Assert.AreEqual(object2.GetHashCode(), object1.GetHashCode());
}
