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<?php
/**
 * IniReaderTest
 *
 * CakePHP(tm) Tests <http://book.cakephp.org/2.0/en/development/testing.html>
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://book.cakephp.org/2.0/en/development/testing.html CakePHP(tm) Tests
 * @package       Cake.Test.Case.Configure
 * @since         CakePHP(tm) v 2.0
 * @license       http://www.opensource.org/licenses/mit-license.php MIT License
 */

App::uses('IniReader', 'Configure');

/**
 * Class IniReaderTest
 *
 * @package       Cake.Test.Case.Configure
 */
class IniReaderTest extends CakeTestCase {

/**
 * Test data to serialize and unserialize.
 *
 * @var array
 */
        public $testData = array(
                'One' => array(
                        'two' => 'value',
                        'three' => array(
                                'four' => 'value four'
                        ),
                        'is_null' => null,
                        'bool_false' => false,
                        'bool_true' => true,
                ),
                'Asset' => array(
                        'timestamp' => 'force'
                ),
        );

/**
 * setup
 *
 * @return void
 */
        public function setUp() {
                parent::setUp();
                $this->path = CAKE . 'Test' . DS . 'test_app' . DS . 'Config' . DS;
        }

/**
 * test construct
 *
 * @return void
 */
        public function testConstruct() {
                $reader = new IniReader($this->path);
                $config = $reader->read('acl.ini');

                $this->assertTrue(isset($config['admin']));
                $this->assertTrue(isset($config['paul']['groups']));
                $this->assertEquals('ads', $config['admin']['deny']);
        }

/**
 * Test reading files.
 *
 * @return void
 */
        public function testRead() {
                $reader = new IniReader($this->path);
                $config = $reader->read('nested');
                $this->assertTrue($config['bools']['test_on']);

                $config = $reader->read('nested.ini');
                $this->assertTrue($config['bools']['test_on']);
        }

/**
 * No other sections should exist.
 *
 * @return void
 */
        public function testReadOnlyOneSection() {
                $reader = new IniReader($this->path, 'admin');
                $config = $reader->read('acl.ini');

                $this->assertTrue(isset($config['groups']));
                $this->assertEquals('administrators', $config['groups']);
        }

/**
 * Test reading acl.ini.php.
 *
 * @return void
 */
        public function testReadSpecialAclIniPhp() {
                $reader = new IniReader($this->path);
                $config = $reader->read('acl.ini.php');

                $this->assertTrue(isset($config['admin']));
                $this->assertTrue(isset($config['paul']['groups']));
                $this->assertEquals('ads', $config['admin']['deny']);
        }

/**
 * Test without section.
 *
 * @return void
 */
        public function testReadWithoutSection() {
                $reader = new IniReader($this->path);
                $config = $reader->read('no_section.ini');

                $expected = array(
                        'some_key' => 'some_value',
                        'bool_key' => true
                );
                $this->assertEquals($expected, $config);
        }

/**
 * Test that names with .'s get exploded into arrays.
 *
 * @return void
 */
        public function testReadValuesWithDots() {
                $reader = new IniReader($this->path);
                $config = $reader->read('nested.ini');

                $this->assertTrue(isset($config['database']['db']['username']));
                $this->assertEquals('mark', $config['database']['db']['username']);
                $this->assertEquals(3, $config['nesting']['one']['two']['three']);
                $this->assertFalse(isset($config['database.db.username']));
                $this->assertFalse(isset($config['database']['db.username']));
        }

/**
 * Test boolean reading.
 *
 * @return void
 */
        public function testBooleanReading() {
                $reader = new IniReader($this->path);
                $config = $reader->read('nested.ini');

                $this->assertTrue($config['bools']['test_on']);
                $this->assertFalse($config['bools']['test_off']);

                $this->assertTrue($config['bools']['test_yes']);
                $this->assertFalse($config['bools']['test_no']);

                $this->assertTrue($config['bools']['test_true']);
                $this->assertFalse($config['bools']['test_false']);

                $this->assertFalse($config['bools']['test_null']);
        }

/**
 * Test an exception is thrown by reading files that exist without .ini extension.
 *
 * @expectedException ConfigureException
 * @return void
 */
        public function testReadWithExistentFileWithoutExtension() {
                $reader = new IniReader($this->path);
                $reader->read('no_ini_extension');
        }

/**
 * Test an exception is thrown by reading files that don't exist.
 *
 * @expectedException ConfigureException
 * @return void
 */
        public function testReadWithNonExistentFile() {
                $reader = new IniReader($this->path);
                $reader->read('fake_values');
        }

/**
 * Test reading an empty file.
 *
 * @return void
 */
        public function testReadEmptyFile() {
                $reader = new IniReader($this->path);
                $config = $reader->read('empty');
                $this->assertEquals(array(), $config);
        }

/**
 * Test reading keys with ../ doesn't work.
 *
 * @expectedException ConfigureException
 * @return void
 */
        public function testReadWithDots() {
                $reader = new IniReader($this->path);
                $reader->read('../empty');
        }

/**
 * Test reading from plugins.
 *
 * @return void
 */
        public function testReadPluginValue() {
                App::build(array(
                        'Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)
                ), App::RESET);
                CakePlugin::load('TestPlugin');
                $reader = new IniReader($this->path);
                $result = $reader->read('TestPlugin.nested');

                $this->assertTrue(isset($result['database']['db']['username']));
                $this->assertEquals('bar', $result['database']['db']['username']);
                $this->assertFalse(isset($result['database.db.username']));
                $this->assertFalse(isset($result['database']['db.username']));

                $result = $reader->read('TestPlugin.nested.ini');
                $this->assertEquals('foo', $result['database']['db']['password']);
                CakePlugin::unload();
        }

/**
 * Test reading acl.ini.php from plugins.
 *
 * @return void
 */
        public function testReadPluginSpecialAclIniPhpValue() {
                App::build(array(
                        'Plugin' => array(CAKE . 'Test' . DS . 'test_app' . DS . 'Plugin' . DS)
                ), App::RESET);
                CakePlugin::load('TestPlugin');
                $reader = new IniReader($this->path);
                $result = $reader->read('TestPlugin.acl.ini.php');

                $this->assertTrue(isset($result['admin']));
                $this->assertTrue(isset($result['paul']['groups']));
                $this->assertEquals('ads', $result['admin']['deny']);
                CakePlugin::unload();
        }

/**
 * Test dump method.
 *
 * @return void
 */
        public function testDump() {
                $reader = new IniReader(TMP);
                $result = $reader->dump('test.ini', $this->testData);
                $this->assertTrue($result > 0);

                $expected = <<<INI
[One]
two = value
three.four = value four
is_null = null
bool_false = false
bool_true = true

[Asset]
timestamp = force
INI;
                $file = TMP . 'test.ini';
                $result = file_get_contents($file);
                unlink($file);

                $this->assertTextEquals($expected, $result);

                $result = $reader->dump('test', $this->testData);
                $this->assertTrue($result > 0);

                $contents = file_get_contents($file);
                $this->assertTextEquals($expected, $contents);
                unlink($file);
        }

/**
 * Test that dump() makes files read() can read.
 *
 * @return void
 */
        public function testDumpRead() {
                $reader = new IniReader(TMP);
                $reader->dump('test.ini', $this->testData);
                $result = $reader->read('test.ini');
                unlink(TMP . 'test.ini');

                $expected = $this->testData;
                $expected['One']['is_null'] = false;

                $this->assertEquals($expected, $result);
        }

}