public virtual void TestHashCodeEquals()
{
// this test can't handle numBits==0:
int numBits = Random().Next(2000) + 1;
Int64BitSet b1 = new Int64BitSet(numBits);
Int64BitSet b2 = new Int64BitSet(numBits);
Assert.IsTrue(b1.Equals(b2));
Assert.IsTrue(b2.Equals(b1));
for (int iter = 0; iter < 10 * RANDOM_MULTIPLIER; iter++)
{
int idx = Random().Next(numBits);
if (!b1.Get(idx))
{
b1.Set(idx);
Assert.IsFalse(b1.Equals(b2));
Assert.IsFalse(b1.GetHashCode() == b2.GetHashCode());
b2.Set(idx);
Assert.AreEqual(b1, b2);
Assert.AreEqual(b1.GetHashCode(), b2.GetHashCode());
}
}
}
public virtual void TestSmallBitSets()
{
// Make sure size 0-10 bit sets are OK:
for (int numBits = 0; numBits < 10; numBits++)
{
Int64BitSet b1 = new Int64BitSet(numBits);
Int64BitSet b2 = new Int64BitSet(numBits);
Assert.IsTrue(b1.Equals(b2));
Assert.AreEqual(b1.GetHashCode(), b2.GetHashCode());
Assert.AreEqual(0, b1.Cardinality());
if (numBits > 0)
{
b1.Set(0, numBits);
Assert.AreEqual(numBits, b1.Cardinality());
b1.Flip(0, numBits);
Assert.AreEqual(0, b1.Cardinality());
}
}
}
