class AuthenticationCollectorTest

class AuthenticationCollectorTest extends UnitTestCase {
    
    /**
     * Tests adding, getting, and order of priorities.
     *
     * @covers ::addProvider
     * @covers ::getSortedProviders
     * @covers ::getProvider
     * @covers ::isGlobal
     */
    public function testAuthenticationCollector() : void {
        $providers = [];
        $global = [];
        $authentication_collector = new AuthenticationCollector();
        $priorities = [
            2,
            0,
            -8,
            10,
            1,
            3,
            -5,
            0,
            6,
            -10,
            -4,
        ];
        foreach ($priorities as $priority) {
            $provider_id = $this->randomMachineName();
            $provider = new TestAuthenticationProvider($provider_id);
            $providers[$priority][$provider_id] = $provider;
            $global[$provider_id] = rand(0, 1) > 0.5;
            $authentication_collector->addProvider($provider, $provider_id, $priority, $global[$provider_id]);
        }
        // Sort the $providers array by priority (highest number is lowest priority)
        // and compare with AuthenticationCollector::getSortedProviders().
        krsort($providers);
        // Merge nested providers from $providers into $sorted_providers.
        $sorted_providers = array_merge(...$providers);
        $this->assertEquals($sorted_providers, $authentication_collector->getSortedProviders());
        // Test AuthenticationCollector::getProvider() and
        // AuthenticationCollector::isGlobal().
        foreach ($sorted_providers as $provider) {
            $this->assertEquals($provider, $authentication_collector->getProvider($provider->providerId));
            $this->assertEquals($global[$provider->providerId], $authentication_collector->isGlobal($provider->providerId));
        }
    }

}