public void AppliesToEquals()
{
var method = typeof(Foo).GetMethod(nameof(object.Equals));
var behavior = new DefaultEqualityBehavior();
Assert.True(behavior.AppliesTo(new MethodInvocation(new Foo(), method, new object[] { new Foo() })));
}
public void AppliesToGetHashCode()
{
var method = typeof(Foo).GetMethod(nameof(object.GetHashCode)) !;
var behavior = new DefaultEqualityBehavior();
Assert.True(behavior.AppliesTo(MethodInvocation.Create(new Foo(), method)));
}
public void NotEqualsDifferentInstance()
{
var method = typeof(Foo).GetMethod(nameof(object.Equals));
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var actual = (bool)behavior.Invoke(new MethodInvocation(target, method, new object[] { new Foo() }), () => null).ReturnValue;
Assert.False(actual);
}
public void EqualsSameInstance()
{
var method = typeof(Foo).GetMethod(nameof(object.Equals));
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var actual = (bool)behavior.Execute(new MethodInvocation(target, method, new object[] { target }), () => null).ReturnValue;
Assert.True(actual);
}
public void NotEqualsDifferentInstance()
{
var method = typeof(Foo).GetMethod(nameof(object.Equals)) !;
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var actual = (bool?)behavior.Execute(MethodInvocation.Create(target, method, new Foo()), null !).ReturnValue;
Assert.False(actual);
}
public void GetsHashCode()
{
var method = typeof(Foo).GetMethod(nameof(object.GetHashCode));
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var expected = target.GetHashCode();
var actual = (int)behavior.Invoke(new MethodInvocation(target, method, new object[0]), () => null).ReturnValue;
Assert.Equal(expected, actual);
}
public void GetsHashCode()
{
var method = typeof(Foo).GetMethod(nameof(object.GetHashCode)) !;
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var expected = target.GetHashCode();
var actual = (int?)behavior.Execute(MethodInvocation.Create(target, method), null).ReturnValue;
Assert.Equal(expected, actual);
}
public void InvokeNextIfNotEqualsOrGetHashCode()
{
var method = typeof(Foo).GetMethod(nameof(Foo.ToString));
var behavior = new DefaultEqualityBehavior();
var target = new Foo();
var nextCalled = false;
behavior.Execute(
new MethodInvocation(target, method),
() => (m, n) =>
{
nextCalled = true;
return(m.CreateValueReturn(null));
});
Assert.True(nextCalled);
}
