public void TestRoundBoundaries()
{
// ReSharper disable ObjectCreationAsStatement
new CChallengeRounds(1, 1, 1); // Should succeed
// ReSharper restore ObjectCreationAsStatement
for (int inv = -1; inv <= 0; inv++)
{
int invL = inv;
CTestHelpers.AssertFail <ArgumentException>(() => new CChallengeRounds(invL, 1, 1));
CTestHelpers.AssertFail <ArgumentException>(() => new CChallengeRounds(1, invL, 1));
CTestHelpers.AssertFail <ArgumentException>(() => new CChallengeRounds(1, 1, invL));
}
}
public void TestCounts()
{
Assert.AreEqual(4, CCombinations <int> .Count(4, 3));
Assert.AreEqual(6, CCombinations <int> .Count(4, 2));
Assert.AreEqual(66, CCombinations <int> .Count(12, 2));
// Corner cases
for (int i = 1; i < 12; i++)
{
Assert.AreEqual(1, CCombinations <int> .Count(i, 0));
Assert.AreEqual(1, CCombinations <int> .Count(i, i));
Assert.AreEqual(0, CCombinations <int> .Count(i, i + 1));
}
// Check identity (n k) = (n n-k)
for (int i = 0; i <= 12; i++)
{
Assert.AreEqual(CCombinations <int> .Count(12, i), CCombinations <int> .Count(12, 12 - i));
}
CTestHelpers.AssertFail <ArgumentException>(() => CCombinations <int> .Count(-1, -1));
CTestHelpers.AssertFail <ArgumentException>(() => CCombinations <int> .Count(-1, 1));
CTestHelpers.AssertFail <ArgumentException>(() => CCombinations <int> .Count(1, -1));
}
#pragma warning restore 169
#pragma warning restore 649
private static void _AssertFail <T, T2>(String xmlString) where T2 : Exception where T : new()
{
var deserializer = new CXmlDeserializer();
CTestHelpers.AssertFail <T2>(() => deserializer.DeserializeString <T>(xmlString));
}
