Extension Tests (#9)

extensions/package-manager/tests/integration/TestCase.php

@@ -0,0 +1,96 @@
+<?php
+
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
+namespace Flarum\PackageManager\Tests\integration;
+
+use Composer\Config;
+use Composer\Console\Application;
+use Flarum\Extension\ExtensionManager;
+use Flarum\Foundation\Paths;
+use Flarum\PackageManager\Extension\ExtensionUtils;
+use Flarum\Testing\integration\RetrievesAuthorizedUsers;
+use Illuminate\Contracts\Container\Container;
+use Illuminate\Support\Arr;
+use Psr\Http\Message\ResponseInterface;
+use Symfony\Component\Console\Input\ArrayInput;
+use Symfony\Component\Console\Input\StringInput;
+use Symfony\Component\Console\Output\NullOutput;
+
+class TestCase extends \Flarum\Testing\integration\TestCase
+{
+    use RetrievesAuthorizedUsers;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->extension('flarum-package-manager', 'flarum-tags');
+
+        $tmp = $this->tmpDir();
+
+        $this->app()->getContainer()->instance('flarum.paths', new Paths([
+            'base' => $tmp,
+            'public' => "$tmp/public",
+            'storage' => "$tmp/storage",
+            'vendor' => "$tmp/vendor",
+        ]));
+    }
+
+    protected function assertExtension(string $id, bool $exists)
+    {
+        $installed = json_decode(file_get_contents($this->app()->getContainer()->make(Paths::class)->vendor.'/composer/installed.json'), true);
+        $installedExtensions = Arr::where($installed['packages'] ?? $installed, function (array $package) {
+            return $package['type'] === 'flarum-extension';
+        });
+        $installedExtensionIds = array_map(function (string $name) {
+            return ExtensionUtils::nameToId($name);
+        }, Arr::pluck($installedExtensions, 'name'));
+
+        if ($exists) {
+            $this->assertTrue(in_array($id, $installedExtensionIds), "Failed asserting that extension $id is installed");
+        } else {
+            $this->assertFalse(in_array($id, $installedExtensionIds), "Failed asserting that extension $id is not installed");
+        }
+    }
+
+    protected function assertExtensionExists(string $id)
+    {
+        $this->assertExtension($id, true);
+    }
+
+    protected function assertExtensionNotExists(string $id)
+    {
+        $this->assertExtension($id, false);
+    }
+
+    protected function requireExtension(string $package)
+    {
+        $this->composer("require $package");
+    }
+
+    protected function removeExtension(string $package)
+    {
+        $this->composer("remove $package");
+    }
+
+    protected function composer(string $command): void
+    {
+        /** @var Application $composer */
+        $composer = $this->app()->getContainer()->make(Application::class);
+        $output = new NullOutput();
+        $composer->run(new StringInput($command), $output);
+    }
+
+    protected function guessedCause(ResponseInterface $response): ?string
+    {
+        $json = json_decode($response->getBody()->getContents(), true);
+
+        return $json['errors'] ? ($json['errors'][0]['guessed_cause'] ?? null) : null;
+    }
+}