public void Replaced_member_does_not_break_comparison()
{
var one = new AbstractMembers {
NotSealedProperty = _fixture.Create <BaseNestedObject>()
};
_comparer.Equals(one, one.DeepClone()).Should().BeTrue();
for (var i = 0; i < 100; i++)
{
one.NotSealedProperty = _fixture.Create <AnotherNestedObject>();
var other = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
var expectedHashX = one.GetHashCode();
var expectedHashY = other.GetHashCode();
var expectedEquals = one.Equals(other);
var hashX = _comparer.GetHashCode(one);
var hashY = _comparer.GetHashCode(other);
var equals = _comparer.Equals(one, other);
using (new AssertionScope()) {
equals.Should().Be(expectedEquals);
hashX.Should().Be(expectedHashX);
hashY.Should().Be(expectedHashY);
}
}
}
public void Generate_comparer_for_not_sealed_member_in_parallel_still_works()
{
Helper.Parallel(() => {
var one = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
var other = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
var expectedHashX = one.GetHashCode();
var expectedHashY = other.GetHashCode();
var expectedEquals = one.Equals(other);
var comparer = CreateComparer();
Helper.Parallel(() => {
var hashX = comparer.GetHashCode(one);
var hashY = comparer.GetHashCode(other);
var equals = comparer.Equals(one, other);
using (new AssertionScope()) {
equals.Should().Be(expectedEquals);
hashX.Should().Be(expectedHashX);
hashY.Should().Be(expectedHashY);
}
});
});
}
public void When_right_member_is_null_comparison_produces_positive_value()
{
var one = new AbstractMembers {
NotSealedProperty = _fixture.Create <BaseNestedObject>()
};
var another = new AbstractMembers();
_comparer.Compare(one, another).Should().BePositive();
}
public void When_left_member_is_null_comparison_produces_false()
{
var one = new AbstractMembers();
var other = new AbstractMembers {
NotSealedProperty = _fixture.Create <BaseNestedObject>()
};
_comparer.Equals(one, other).Should().BeFalse();
}
public void Attempt_to_compare_inherited_types_throws_argument_exception()
{
var sealedNestedObject = _fixture.Create <BaseNestedObject>();
var anotherNestedObject = _fixture.Create <AnotherNestedObject>();
var one = new AbstractMembers {
NotSealedProperty = sealedNestedObject
};
var another = new AbstractMembers {
NotSealedProperty = anotherNestedObject
};
Assert.Throws <ArgumentException>(() => _comparer.Compare(one, another));
}
public void Different_Inherited_types_are_not_equal()
{
var sealedNestedObject = _fixture.Create <BaseNestedObject>();
var anotherNestedObject = _fixture.Create <AnotherNestedObject>();
var one = new AbstractMembers {
NotSealedProperty = sealedNestedObject
};
var another = new AbstractMembers {
NotSealedProperty = anotherNestedObject
};
_comparer.Equals(one, another).Should().BeFalse();
}
public void Attempt_to_compare_different_sibling_types_throws_argument_exception()
{
var sealedNestedObject = _fixture
.Build <SealedNestedObject>()
.Without(x => x.DeepNestedField)
.Without(x => x.DeepNestedProperty)
.Create();
var anotherNestedObject = _fixture.Create <AnotherNestedObject>();
var one = new AbstractMembers {
InterfaceField = sealedNestedObject
};
var another = new AbstractMembers {
InterfaceField = anotherNestedObject
};
Assert.Throws <ArgumentException>(() => _comparer.Compare(one, another));
}
public void Different_sibling_types_are_not_equals()
{
var sealedNestedObject = _fixture
.Build <SealedNestedObject>()
.Without(x => x.DeepNestedField)
.Without(x => x.DeepNestedProperty)
.Create();
var anotherNestedObject = _fixture.Create <AnotherNestedObject>();
var one = new AbstractMembers {
InterfaceField = sealedNestedObject
};
var another = new AbstractMembers {
InterfaceField = anotherNestedObject
};
_comparer.Equals(one, another).Should().BeFalse();
}
public void Replaced_member_does_not_break_comparison()
{
var one = new AbstractMembers {
NotSealedProperty = _fixture.Create <BaseNestedObject>()
};
_comparer.Compare(one, one.DeepClone()).Should().Be(0);
for (var i = 0; i < 100; i++)
{
one.NotSealedProperty = _fixture.Create <AnotherNestedObject>();
var other = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
var expected = AbstractMembers.Comparer.Compare(one, other).Normalize();
var actual = _comparer.Compare(one, other).Normalize();
actual.Should().Be(expected);
}
}
public void Generate_comparer_for_not_sealed_member_in_parallel_still_works()
{
var one = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
Helper.Parallel(() => {
var comparer = CreateComparer();
var other = new AbstractMembers {
NotSealedProperty = _fixture.Create <AnotherNestedObject>()
};
var expected = AbstractMembers.Comparer.Compare(one, other).Normalize();
Helper.Parallel(() => {
var actual = comparer.Compare(one, other).Normalize();
actual.Should().Be(expected);
});
});
}