public void TestStableUnknown()
{
var x = new WatchdogStatusAggregator();
Assert.AreEqual("x", x.MoreCriticalStatus(x.MoreCriticalStatus("x", "y"), "z"));
}
public void TestWorseStatus(string s1, string s2, string r)
{
var x = new WatchdogStatusAggregator();
Assert.AreEqual(r, x.MoreCriticalStatus(s1, s2));
}