<?php

/*
 * This file is part of Mustache.php.
 *
 * (c) 2012 Justin Hileman
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * @group unit
 */
class Mustache_Test_ContextTest extends PHPUnit_Framework_TestCase
{
    public function testConstructor()
    {
        $one = new Mustache_Context;
        $this->assertSame('', $one->find('foo'));
        $this->assertSame('', $one->find('bar'));

        $two = new Mustache_Context(array(
            'foo' => 'FOO',
            'bar' => '<BAR>'
        ));
        $this->assertEquals('FOO', $two->find('foo'));
        $this->assertEquals('<BAR>', $two->find('bar'));

        $obj = new StdClass;
        $obj->name = 'NAME';
        $three = new Mustache_Context($obj);
        $this->assertSame($obj, $three->last());
        $this->assertEquals('NAME', $three->find('name'));
    }

    public function testPushPopAndLast()
    {
        $context = new Mustache_Context;
        $this->assertFalse($context->last());

        $dummy = new Mustache_Test_TestDummy;
        $context->push($dummy);
        $this->assertSame($dummy, $context->last());
        $this->assertSame($dummy, $context->pop());
        $this->assertFalse($context->last());

        $obj = new StdClass;
        $context->push($dummy);
        $this->assertSame($dummy, $context->last());
        $context->push($obj);
        $this->assertSame($obj, $context->last());
        $this->assertSame($obj, $context->pop());
        $this->assertSame($dummy, $context->pop());
        $this->assertFalse($context->last());
    }

    public function testFind()
    {
        $context = new Mustache_Context;

        $dummy = new Mustache_Test_TestDummy;

        $obj = new StdClass;
        $obj->name = 'obj';

        $arr = array(
            'a' => array('b' => array('c' => 'see')),
            'b' => 'bee',
        );

        $string = 'some arbitrary string';

        $context->push($dummy);
        $this->assertEquals('dummy', $context->find('name'));

        $context->push($obj);
        $this->assertEquals('obj', $context->find('name'));

        $context->pop();
        $this->assertEquals('dummy', $context->find('name'));

        $dummy->name = 'dummyer';
        $this->assertEquals('dummyer', $context->find('name'));

        $context->push($arr);
        $this->assertEquals('bee', $context->find('b'));
        $this->assertEquals('see', $context->findDot('a.b.c'));

        $dummy->name = 'dummy';

        $context->push($string);
        $this->assertSame($string, $context->last());
        $this->assertEquals('dummy', $context->find('name'));
        $this->assertEquals('see', $context->findDot('a.b.c'));
        $this->assertEquals('<foo>', $context->find('foo'));
        $this->assertEquals('<bar>', $context->findDot('bar'));
    }
}

class Mustache_Test_TestDummy
{
    public $name = 'dummy';

    public function __invoke()
    {
        // nothing
    }

    public static function foo()
    {
        return '<foo>';
    }

    public function bar()
    {
        return '<bar>';
    }
}