public void TestUsername()
{
AssertUserName("jeff");
AssertUserName("jeffWroteThisTest");
AssertUserName("BlahBlahBlah");
AssertUserName("ReallyReallyReallyReallyReallyReallyReallyReallyReallyReallyReallyReallyReallyReallyLong");
AssertUserName("[email protected]");
AssertUserName("jeff_wrote_this_test");
AssertNonUsername("jeff wrote this test");
AssertNonUsername("jeff$");
AssertNonUsername("l337$p34|<");
AssertNonUsername("");
AssertNonUsername(null);
}