public void CompareChainCanCompareNullables()
{
Assert.AreEqual(
0,
CompareChain.Of(new { foo = (int?)1 }, new { foo = (int?)1 })
.Value(it => it.foo)
.Result
);
Assert.AreEqual(
-1,
CompareChain.Of(new { foo = (int?)null }, new { foo = (int?)1 })
.Value(it => it.foo)
.Result
);
Assert.AreEqual(
1,
CompareChain.Of(new { foo = (int?)1 }, new { foo = (int?)null })
.Value(it => it.foo)
.Result
);
Assert.AreEqual(
-1,
CompareChain.Of(new { foo = (int?)1 }, new { foo = (int?)2 })
.Value(it => it.foo)
.Result
);
Assert.AreEqual(
1,
CompareChain.Of(new { foo = (int?)2 }, new { foo = (int?)1 })
.Value(it => it.foo)
.Result
);
}
public void CompareChainReturnsFirstNonZeroDefaultComparerResult()
{
Assert.AreEqual(
-1,
CompareChain.Of(new { foo = "foo", bar = "bar" }, new { foo = "foo1", bar = "bar" })
.Value(it => it.foo)
.Value(it => it.bar)
.Result
);
Assert.AreEqual(
1,
CompareChain.Of(new { foo = "foo", bar = "bar1" }, new { foo = "foo", bar = "bar" })
.Value(it => it.foo)
.Value(it => it.bar)
.Result
);
Assert.AreEqual(
0,
CompareChain.Of(new { foo = "foo", bar = "bar" }, new { foo = "foo", bar = "bar" })
.Value(it => it.foo)
.Value(it => it.bar)
.Result
);
}
public void CompareChainStartsAtZero()
{
Assert.AreEqual(0, CompareChain.Of("foo", "bar").Result);
}