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<?php
declare(strict_types=1);
namespace ProxyManagerTest\Autoloader;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;
use ProxyManager\Autoloader\Autoloader;
use ProxyManager\FileLocator\FileLocatorInterface;
use ProxyManager\Generator\Util\UniqueIdentifierGenerator;
use ProxyManager\Inflector\ClassNameInflectorInterface;
use function class_exists;
use function file_put_contents;
use function spl_autoload_register;
use function spl_autoload_unregister;
use function sprintf;
use function sys_get_temp_dir;
use function uniqid;
/**
* Tests for {@see \ProxyManager\Autoloader\Autoloader}
*
* @covers \ProxyManager\Autoloader\Autoloader
* @group Coverage
*/
final class AutoloaderTest extends TestCase
{
private $autoloader;
/** @var FileLocatorInterface&MockObject */
private $fileLocator;
/** @var ClassNameInflectorInterface&MockObject */
private $classNameInflector;
/**
* @covers \ProxyManager\Autoloader\Autoloader::__construct
*/
protected function setUp(): void
{
$this->fileLocator = $this->createMock(FileLocatorInterface::class);
$this->classNameInflector = $this->createMock(ClassNameInflectorInterface::class);
$this->autoloader = new Autoloader($this->fileLocator, $this->classNameInflector);
}
/**
* @covers \ProxyManager\Autoloader\Autoloader::__invoke
*/
public function testWillNotAutoloadUserClasses(): void
{
/** @var class-string $className */
$className = 'Foo\\' . UniqueIdentifierGenerator::getIdentifier('Bar');
$this
->classNameInflector
->expects(self::once())
->method('isProxyClassName')
->with($className)
->willReturn(false);
self::assertFalse($this->autoloadWithoutFurtherAutoloaders($className));
}
/**
* @covers \ProxyManager\Autoloader\Autoloader::__invoke
*/
public function testWillNotAutoloadNonExistingClass(): void
{
/** @var class-string $className */
$className = 'Foo\\' . UniqueIdentifierGenerator::getIdentifier('Bar');
$this
->classNameInflector
->expects(self::once())
->method('isProxyClassName')
->with($className)
->willReturn(true);
$this
->fileLocator
->expects(self::once())
->method('getProxyFileName')
->willReturn(__DIR__ . '/non-existing');
self::assertFalse($this->autoloadWithoutFurtherAutoloaders($className));
}
/**
* @covers \ProxyManager\Autoloader\Autoloader::__invoke
*/
public function testWillNotAutoloadExistingClass(): void
{
self::assertFalse($this->autoloadWithoutFurtherAutoloaders(self::class));
}
/**
* @covers \ProxyManager\Autoloader\Autoloader::__invoke
*/
public function testWillAutoloadExistingFile(): void
{
$namespace = 'Foo';
$className = UniqueIdentifierGenerator::getIdentifier('Bar');
/** @var class-string $fqcn */
$fqcn = $namespace . '\\' . $className;
$fileName = sys_get_temp_dir() . '/foo_' . uniqid('file', true) . '.php';
file_put_contents($fileName, '<?php namespace ' . $namespace . '; class ' . $className . '{}');
$this
->classNameInflector
->expects(self::once())
->method('isProxyClassName')
->with($fqcn)
->willReturn(true);
$this
->fileLocator
->expects(self::once())
->method('getProxyFileName')
->willReturn($fileName);
self::assertTrue($this->autoloadWithoutFurtherAutoloaders($fqcn));
self::assertTrue(class_exists($fqcn, false));
}
/** @psalm-param class-string $className */
private function autoloadWithoutFurtherAutoloaders(string $className): bool
{
$failingAutoloader = function (string $className): void {
$this->fail(sprintf('Fallback autoloading was triggered to load "%s"', $className));
};
spl_autoload_register($failingAutoloader);
$result = $this->autoloader->__invoke($className);
spl_autoload_unregister($failingAutoloader);
return $result;
}
}
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