public void testPrefixCompare_Full()
{
const string s1 = "7b6e8067ec96acef9a4184b43210d583b6d2f99a";
AbbreviatedObjectId a = AbbreviatedObjectId.FromString(s1);
ObjectId i1 = ObjectId.FromString(s1);
Assert.AreEqual(0, a.prefixCompare(i1));
Assert.IsTrue(i1.startsWith(a));
const string s2 = "7b6e8067ec96acef9a4184b43210d583b6d2f99b";
ObjectId i2 = ObjectId.FromString(s2);
Assert.IsTrue(a.prefixCompare(i2) < 0);
Assert.IsFalse(i2.startsWith(a));
const string s3 = "7b6e8067ec96acef9a4184b43210d583b6d2f999";
ObjectId i3 = ObjectId.FromString(s3);
Assert.IsTrue(a.prefixCompare(i3) > 0);
Assert.IsFalse(i3.startsWith(a));
}