tests/Integration: Add FileTest

This is a regression test for #812.

composer.json

@@ -53,6 +53,7 @@
     "autoload-dev": {
         "psr-4": {
             "SimplePie\\Tests\\Fixtures\\": "tests/Fixtures",
+            "SimplePie\\Tests\\Integration\\": "tests/Integration",
             "SimplePie\\Tests\\Unit\\": "tests/Unit"
         }
     },

tests/Integration/FileTest.php

@@ -0,0 +1,60 @@
+<?php
+
+// SPDX-FileCopyrightText: 2004-2023 Ryan Parman, Sam Sneddon, Ryan McCue
+// SPDX-License-Identifier: BSD-3-Clause
+
+declare(strict_types=1);
+
+namespace SimplePie\Tests\Integration;
+
+use Exception;
+use PHPUnit\Framework\TestCase;
+use Psr\SimpleCache\CacheInterface;
+use SimplePie\Cache;
+use SimplePie\Cache\Base;
+use SimplePie\File;
+use SimplePie\Misc;
+use SimplePie\SimplePie;
+use SimplePie\Tests\Fixtures\Cache\BaseCacheWithCallbacksMock;
+use SimplePie\Tests\Fixtures\FileMock;
+use SimplePie\Tests\Integration\Fixtures\HttpServer;
+
+final class FileTest extends TestCase
+{
+    /**
+     * @return iterable<array{bool}>
+     */
+    public function redirectsConfigProvider(): iterable
+    {
+        yield 'curl' => [
+            'force_fsockopen' => false,
+        ];
+
+        yield 'fsockopen' => [
+            'force_fsockopen' => true,
+        ];
+    }
+
+    /**
+     * @dataProvider redirectsConfigProvider
+     */
+    public function testRedirects(bool $force_fsockopen): void
+    {
+        $server = new HttpServer(__DIR__ . '/Fixtures/redirects.php');
+        $server->start();
+
+        $base = $server->getBaseUri();
+        $file = new File(
+            "{$base}/perm2",
+            10, // timeout
+            10, // redirects
+            null, // headers
+            null, // useragent
+            $force_fsockopen
+        );
+        $server->terminate();
+
+        $this->assertSame("{$base}/temp2", $file->permanent_url);
+        $this->assertSame("{$base}/final", $file->url);
+    }
+}

tests/Integration/Fixtures/redirects.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+$redirect = function (int $status, string $location): void {
+    http_response_code($status);
+    header("Location: $location");
+};
+
+$output = function (int $status, string $text): void {
+    http_response_code($status);
+    echo $text;
+};
+
+if ($_SERVER['REQUEST_URI'] === '/perm2') {
+    $redirect(308, '/perm1');
+} elseif ($_SERVER['REQUEST_URI'] === '/perm1') {
+    $redirect(301, '/perm0');
+} elseif ($_SERVER['REQUEST_URI'] === '/perm0') {
+    $redirect(308, '/temp2');
+} elseif ($_SERVER['REQUEST_URI'] === '/temp2') {
+    $redirect(307, '/temp1');
+} elseif ($_SERVER['REQUEST_URI'] === '/temp1') {
+    $redirect(302, '/temp0');
+} elseif ($_SERVER['REQUEST_URI'] === '/temp0') {
+    $redirect(307, '/permA');
+} elseif ($_SERVER['REQUEST_URI'] === '/permA') {
+    $redirect(301, '/permB');
+} elseif ($_SERVER['REQUEST_URI'] === '/permB') {
+    $redirect(308, '/permC');
+} elseif ($_SERVER['REQUEST_URI'] === '/permC') {
+    $redirect(308, '/final');
+} elseif ($_SERVER['REQUEST_URI'] === '/final') {
+    $output(200, '/ok');
+} else {
+    $output(404, 'Not found');
+}