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FilesystemHandlerTest.php
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<?php
namespace FrameworkX\Tests;
use FrameworkX\FilesystemHandler;
use PHPUnit\Framework\TestCase;
use Psr\Http\Message\ResponseInterface;
use React\Http\Message\ServerRequest;
class FilesystemHandlerTest extends TestCase
{
public function testInvokeWithValidPathToComposerJsonWillReturnResponseWithFileContentsAndContentType(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/composer.json');
$request = $request->withAttribute('path', 'composer.json');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('application/json', $response->getHeaderLine('Content-Type'));
$this->assertEquals(file_get_contents(__DIR__ . '/../composer.json'), (string) $response->getBody());
}
public function testInvokeWithValidPathToLicenseWillReturnResponseWithFileContentsAndDefaultContentType(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/LICENSE');
$request = $request->withAttribute('path', 'LICENSE');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/plain', $response->getHeaderLine('Content-Type'));
$this->assertEquals(file_get_contents(__DIR__ . '/../LICENSE'), (string) $response->getBody());
}
public function testInvokeWithValidPathToOneCharacterFilenameWillReturnResponseWithFileContentsAndDefaultContentType(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/tests/data/a');
$request = $request->withAttribute('path', 'tests/data/a');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/plain', $response->getHeaderLine('Content-Type'));
$this->assertEquals(file_get_contents(__DIR__ . '/data/a'), (string) $response->getBody());
}
public function testInvokeWithValidPathToTwoCharacterFilenameWillReturnResponseWithFileContentsAndDefaultContentType(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/tests/data/b');
$request = $request->withAttribute('path', 'tests/data/bb');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/plain', $response->getHeaderLine('Content-Type'));
$this->assertEquals(file_get_contents(__DIR__ . '/data/bb'), (string) $response->getBody());
}
public function testInvokeWithValidPathToComposerJsonAndCachingHeaderWillReturnResponseNotModifiedWithoutContents(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/composer.json');
$request = $request->withAttribute('path', 'composer.json');
$response = $handler($request);
/** @var ResponseInterface $response */
$response = $handler($request->withHeader('If-Modified-Since', $response->getHeaderLine('Last-Modified')));
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(304, $response->getStatusCode());
$this->assertFalse($response->hasHeader('Content-Type'));
$this->assertFalse($response->hasHeader('Last-Modified'));
$this->assertEquals('', (string) $response->getBody());
}
public function testInvokeWithInvalidPathWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/invalid');
$request = $request->withAttribute('path', 'invalid');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithDoubleSlashWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/LICENSE//');
$request = $request->withAttribute('path', 'LICENSE//');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithPathWithLeadingSlashWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source//LICENSE');
$request = $request->withAttribute('path', '/LICENSE');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithPathWithDotSegmentWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/./LICENSE');
$request = $request->withAttribute('path', './LICENSE');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithPathBelowRootWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(__DIR__);
$request = new ServerRequest('GET', '/source/../LICENSE');
$request = $request->withAttribute('path', '../LICENSE');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithBinaryPathWillReturnNotFoundResponse(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/invalid');
$request = $request->withAttribute('path', "bin\x00ary");
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(404, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString("<title>Error 404: Page Not Found</title>\n", (string) $response->getBody());
}
public function testInvokeWithoutPathWillReturnResponseWithDirectoryListing(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString('<strong>/</strong>', (string) $response->getBody());
$this->assertStringContainsString('<a href=".github/">.github/</a>', (string) $response->getBody());
$this->assertStringNotContainsString('<a href="../">../</a>', (string) $response->getBody());
}
public function testInvokeWithEmptyPathWillReturnResponseWithDirectoryListing(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/');
$request = $request->withAttribute('path', '');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringContainsString('<strong>/</strong>', (string) $response->getBody());
$this->assertStringContainsString('<a href=".github/">.github/</a>', (string) $response->getBody());
$this->assertStringNotContainsString('<a href="../">../</a>', (string) $response->getBody());
}
public function testInvokeWithoutPathAndRootIsFileWillReturnResponseWithFileContents(): void
{
$handler = new FilesystemHandler(dirname(__DIR__) . '/LICENSE');
$request = new ServerRequest('GET', '/source/');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/plain', $response->getHeaderLine('Content-Type'));
$this->assertEquals(file_get_contents(__DIR__ . '/../LICENSE'), (string) $response->getBody());
}
public function testInvokeWithValidPathToDirectoryWillReturnResponseWithDirectoryListing(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/.github/');
$request = $request->withAttribute('path', '.github/');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals(200, $response->getStatusCode());
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertEquals("<strong>.github/</strong>\n<ul>\n <li><a href=\"../\">../</a></li>\n <li><a href=\"FUNDING.yml\">FUNDING.yml</a></li>\n <li><a href=\"ISSUE_TEMPLATE/\">ISSUE_TEMPLATE/</a></li>\n <li><a href=\"workflows/\">workflows/</a></li>\n</ul>\n", (string) $response->getBody());
}
public function testInvokeWithValidPathToDirectoryButWithoutTrailingSlashWillReturnRedirectToPathWithSlash(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/.github');
$request = $request->withAttribute('path', '.github');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringMatchesFormat("<!DOCTYPE html>\n<html>%a</html>\n", (string) $response->getBody());
$this->assertEquals(302, $response->getStatusCode());
$this->assertEquals('.github/', $response->getHeaderLine('Location'));
$this->assertStringContainsString("<title>Redirecting to .github/</title>\n", (string) $response->getBody());
$this->assertStringContainsString("<p>Redirecting to <a href=\".github/\"><code>.github/</code></a>...</p>\n", (string) $response->getBody());
}
public function testInvokeWithValidPathToFileButWithTrailingSlashWillReturnRedirectToPathWithoutSlash(): void
{
$handler = new FilesystemHandler(dirname(__DIR__));
$request = new ServerRequest('GET', '/source/LICENSE/');
$request = $request->withAttribute('path', 'LICENSE/');
$response = $handler($request);
/** @var ResponseInterface $response */
$this->assertInstanceOf(ResponseInterface::class, $response);
$this->assertEquals('text/html; charset=utf-8', $response->getHeaderLine('Content-Type'));
$this->assertStringMatchesFormat("<!DOCTYPE html>\n<html>%a</html>\n", (string) $response->getBody());
$this->assertEquals(302, $response->getStatusCode());
$this->assertEquals('../LICENSE', $response->getHeaderLine('Location'));
$this->assertStringContainsString("<title>Redirecting to ../LICENSE</title>\n", (string) $response->getBody());
$this->assertStringContainsString("<p>Redirecting to <a href=\"../LICENSE\"><code>../LICENSE</code></a>...</p>\n", (string) $response->getBody());
}
}