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<?php
namespace Twig\Tests\Loader;
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
use PHPUnit\Framework\TestCase;
use Twig\Error\LoaderError;
use Twig\Loader\ArrayLoader;
use Twig\Loader\ChainLoader;
use Twig\Loader\FilesystemLoader;
use Twig\Loader\LoaderInterface;
class ChainTest extends TestCase
{
public function testGetSourceContext()
{
$path = __DIR__.'/../Fixtures';
$loader = new ChainLoader([
new ArrayLoader(['foo' => 'bar']),
new ArrayLoader(['errors/index.html' => 'baz']),
new FilesystemLoader([$path]),
]);
$this->assertEquals('foo', $loader->getSourceContext('foo')->getName());
$this->assertSame('', $loader->getSourceContext('foo')->getPath());
$this->assertEquals('errors/index.html', $loader->getSourceContext('errors/index.html')->getName());
$this->assertSame('', $loader->getSourceContext('errors/index.html')->getPath());
$this->assertEquals('baz', $loader->getSourceContext('errors/index.html')->getCode());
$this->assertEquals('errors/base.html', $loader->getSourceContext('errors/base.html')->getName());
$this->assertEquals(realpath($path.'/errors/base.html'), realpath($loader->getSourceContext('errors/base.html')->getPath()));
$this->assertNotEquals('baz', $loader->getSourceContext('errors/base.html')->getCode());
}
public function testGetSourceContextWhenTemplateDoesNotExist()
{
$this->expectException(LoaderError::class);
$loader = new ChainLoader([]);
$loader->getSourceContext('foo');
}
public function testGetCacheKey()
{
$loader = new ChainLoader([
new ArrayLoader(['foo' => 'bar']),
new ArrayLoader(['foo' => 'foobar', 'bar' => 'foo']),
]);
$this->assertEquals('foo:bar', $loader->getCacheKey('foo'));
$this->assertEquals('bar:foo', $loader->getCacheKey('bar'));
}
public function testGetCacheKeyWhenTemplateDoesNotExist()
{
$this->expectException(LoaderError::class);
$loader = new ChainLoader([]);
$loader->getCacheKey('foo');
}
public function testAddLoader()
{
$loader = new ChainLoader();
$loader->addLoader(new ArrayLoader(['foo' => 'bar']));
$this->assertEquals('bar', $loader->getSourceContext('foo')->getCode());
}
public function testExists()
{
$loader1 = $this->createMock(LoaderInterface::class);
$loader1->expects($this->once())->method('exists')->willReturn(false);
$loader1->expects($this->never())->method('getSourceContext');
$loader2 = $this->createMock(LoaderInterface::class);
$loader2->expects($this->once())->method('exists')->willReturn(true);
$loader2->expects($this->never())->method('getSourceContext');
$loader = new ChainLoader();
$loader->addLoader($loader1);
$loader->addLoader($loader2);
$this->assertTrue($loader->exists('foo'));
}
}
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