public function testPolicyComparisons()
{
$this->assertEquals(Policy::NO, UsersModule::getStrongerPolicy(UsersModule::POLICY_ENFORCE_STRONG_PASSWORDS, array(Policy::NO, Policy::NO)));
$this->assertEquals(Policy::YES, UsersModule::getStrongerPolicy(UsersModule::POLICY_ENFORCE_STRONG_PASSWORDS, array(Policy::YES, Policy::NO)));
$this->assertEquals(Policy::YES, UsersModule::getStrongerPolicy(UsersModule::POLICY_ENFORCE_STRONG_PASSWORDS, array(Policy::NO, Policy::YES)));
$this->assertEquals(Policy::YES, UsersModule::getStrongerPolicy(UsersModule::POLICY_ENFORCE_STRONG_PASSWORDS, array(Policy::YES, Policy::YES)));
$this->assertEquals(10, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_PASSWORD_LENGTH, array(10, 10)));
$this->assertEquals(20, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_PASSWORD_LENGTH, array(10, 20)));
$this->assertEquals(20, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_PASSWORD_LENGTH, array(20, 10)));
$this->assertEquals(10, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_USERNAME_LENGTH, array(10, 10)));
$this->assertEquals(20, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_USERNAME_LENGTH, array(10, 20)));
$this->assertEquals(20, UsersModule::getStrongerPolicy(UsersModule::POLICY_MINIMUM_USERNAME_LENGTH, array(20, 10)));
$this->assertEquals(10, UsersModule::getStrongerPolicy(UsersModule::POLICY_PASSWORD_EXPIRY_DAYS, array(10, 10)));
$this->assertEquals(10, UsersModule::getStrongerPolicy(UsersModule::POLICY_PASSWORD_EXPIRY_DAYS, array(10, 20)));
$this->assertEquals(10, UsersModule::getStrongerPolicy(UsersModule::POLICY_PASSWORD_EXPIRY_DAYS, array(20, 10)));
}