Convert more controller tests to request tests

tests/integration/api/discussions/DeletionTest.php

@@ -0,0 +1,62 @@
+<?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\Tests\integration\api\discussions;
+
+use Carbon\Carbon;
+use Flarum\Tests\integration\RetrievesAuthorizedUsers;
+use Flarum\Tests\integration\TestCase;
+
+class DeletionTest extends TestCase
+{
+    use RetrievesAuthorizedUsers;
+
+    public function setUp()
+    {
+        parent::setUp();
+
+        $this->prepareDatabase([
+            'discussions' => [
+                ['id' => 1, 'title' => __CLASS__, 'created_at' => Carbon::now()->toDateTimeString(), 'user_id' => 2],
+            ],
+            'posts' => [
+                ['id' => 1, 'discussion_id' => 1, 'created_at' => Carbon::now()->toDateTimeString(), 'user_id' => 2, 'type' => 'comment', 'content' => '<t><p>foo bar</p></t>'],
+            ],
+            'users' => [
+                $this->adminUser(),
+                $this->normalUser(),
+            ],
+            'groups' => [
+                $this->adminGroup(),
+            ],
+            'group_user' => [
+                ['user_id' => 1, 'group_id' => 1],
+            ],
+        ]);
+    }
+
+    /**
+     * @test
+     */
+    public function admin_can_delete()
+    {
+        $response = $this->send(
+            $this->request('DELETE', '/api/discussions/1', [
+                'authenticatedAs' => 1,
+                'json' => [],
+            ])
+        );
+
+        $this->assertEquals(204, $response->getStatusCode());
+
+        // Ensure both the database and the corresponding post are deleted
+        $this->assertNull($this->database()->table('discussions')->find(1), 'Discussion exists in the DB');
+        $this->assertNull($this->database()->table('posts')->find(1), 'Post exists in the DB');
+    }
+}