<?php

class ConfigTest extends PHPUnit_Framework_TestCase
{
    private $config;

    public function setUp()
    {
        $this->config      = Pickles\Config::getInstance();
        setupConfig([]);

        $_SERVER['REQUEST_METHOD'] = 'GET';
    }

    public function testConfigProperty()
    {
        $config = new Pickles\Config();

        $this->assertTrue(PHPUnit_Framework_Assert::readAttribute($config, 'config'));
    }

    public function testInstanceOf()
    {
        $this->assertInstanceOf('Pickles\\Config', $this->config);
    }

    public function testUndefined()
    {
        $this->assertFalse($this->config->undefined);
    }

    public function testDefinedEnvironment()
    {
        setUpConfig([
            'environment' => 'local',
        ]);

        $config = new Pickles\Config();

        $this->assertEquals('local', $config->environment);
    }

    public function testMultipleEnvironmentsByIP()
    {
        setUpConfig([
            'environments' => [
                'local' => '127.0.0.1',
                'prod'  => '123.456.789.0',
            ],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals('local', $config->environment);
    }

    public function testMultipleEnvironmentsByRegex()
    {
        setUpConfig([
            'environments' => [
                'local' => '/^local\.testsite\.com$/',
                'prod'  => '/^testsite\.com$/',
            ],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals('prod', $config->environment);
    }

    public function testCLIEnvironment()
    {
        unset($_SERVER['REQUEST_METHOD']);
        $_SERVER['argv'][1] = 'prod';

        setUpConfig([
            'environments' => [
                'local' => '127.0.0.1',
                'prod'  => '123.456.789.0',
            ],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals('prod', $config->environment);
    }

    /**
     * @expectedException        Exception
     * @expectedExceptionMessage You must pass an environment (e.g. php script.php <environment>)
     */
    public function testCLIMissingEnvironment()
    {
        unset($_SERVER['REQUEST_METHOD']);
        $_SERVER['argc'] = 1;

        setUpConfig(['environments' => []]);

        $config = new Pickles\Config();
    }

    public function testProfiler()
    {
        setUpConfig([
            'environment' => 'local',
            'pickles'     => ['profiler' => true],
        ]);

        $config = new Pickles\Config();

        $this->assertTrue($config->pickles['profiler']);
    }

    public function testProfilerArray()
    {
        setUpConfig([
            'environment' => 'local',
            'pickles'     => ['profiler' => ['objects', 'timers']],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals('objects,timers', $config->pickles['profiler']);
    }

    public function testSecurityConstant()
    {
        setUpConfig([
            'environment' => 'local',
            'security'    => ['levels' => [10 => 'level']],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals(10, SECURITY_LEVEL_USER);
    }

    /**
     * @expectedException        Exception
     * @expectedExceptionMessage The constant SECURITY_LEVEL_LEVEL is already defined
     */
    public function testSecurityConstantAlreadyDefined()
    {
        setUpConfig([
            'environment' => 'local',
            'security'    => ['levels' => [10 => 'level']],
        ]);

        $config = new Pickles\Config();

        $this->assertEquals(10, SECURITY_LEVEL_USER);
    }

    // This test is just for coverage
    public function testConfigArrayMissing()
    {
        file_put_contents(SITE_PATH . 'config.php', '');
        new Pickles\Config();
    }
}