public void ShouldServeAsNonGenericIEqualityComparer()
{
Sample1 obj1 = new Sample1();
EqualityHelper <Sample1> helper = new EqualityHelper <Sample1>();
helper.Add(x => x.IntProp);
helper.Add(x => x.StringProp);
var hash = new Hashtable(helper);
hash.Add(new Sample1()
{
IntProp = 2, StringProp = "asd"
}, "doesn't matter");
hash.ContainsKey(new Sample1()
{
IntProp = 2, StringProp = "asd"
}).Should().Be.True();
hash.ContainsKey(new Sample1()
{
IntProp = 3, StringProp = "asd"
}).Should().Be.False();
}
public void TestBasicTypesEqualityInner()
{
Sample1 obj1 = new Sample1();
Sample1 obj2 = new Sample1();
EqualityHelper helper = new EqualityHelper(obj1);
helper.Add((Sample1 x) => x.IntProp);
helper.Add((Sample1 x) => x.StringProp);
helper.ObjectEquals(obj2).Should().Be.True();
obj1.IntProp = obj2.IntProp = 42;
helper.ObjectEquals(obj2).Should().Be.True();
helper.ObjectGetHashCode(obj2).Should().Be(helper.ObjectGetHashCode());
obj1.StringProp = "A";
helper.ObjectEquals(obj2).Should().Be.False();
obj2.StringProp = "B";
helper.ObjectEquals(obj2).Should().Be.False();
obj1.StringProp = "B";
helper.ObjectEquals(obj2).Should().Be.True();
helper.ObjectGetHashCode(obj2).Should().Be(helper.ObjectGetHashCode());
}
public void TestBasicTypesEqualityOuterUsingPrivateFields()
{
Sample5 obj1 = new Sample5();
Sample5 obj2 = new Sample5();
EqualityHelper helper = new EqualityHelper(typeof(Sample5));
helper.Add("IntProp").Add("StringProp");
helper.ObjectEquals(obj1, obj2).Should().Be.True();
}
public void TestBasicTypesEqualityOuterUsingPrivateProperties()
{
Sample4 obj1 = new Sample4();
Sample4 obj2 = new Sample4();
EqualityHelper helper = new EqualityHelper <Sample4>();
helper.Add("IntProp").Add("StringProp");
helper.ObjectEquals(obj1, obj2).Should().Be.True();
}
public void TestBasicTypesEqualityOuterWithCustomComparer()
{
Sample1 obj1 = new Sample1();
Sample1 obj2 = new Sample1();
var helper = new EqualityHelper <Sample1>();
helper.Add(x => x.StringProp, StringComparer.InvariantCultureIgnoreCase);
helper.ObjectEquals(obj1, obj2).Should().Be.True();
obj1.StringProp = "A";
helper.ObjectEquals(obj1, obj2).Should().Be.False();
obj2.StringProp = "A";
helper.ObjectEquals(obj1, obj2).Should().Be.True();
obj1.StringProp = "a";
helper.ObjectEquals(obj1, obj2).Should().Be.True();
helper.ObjectGetHashCode(obj2).Should().Be(helper.ObjectGetHashCode(obj1));
}