From 407f5d053cce1e767c1f65e7814a33a7b2e6c278 Mon Sep 17 00:00:00 2001
From: Andrew Nicols <andrew@nicols.co.uk>
Date: Mon, 28 May 2018 08:52:50 +0800
Subject: [PATCH] MDL-62543 mod_forum: Add RSS Unit tests

---
 mod/forum/tests/rsslib_test.php | 102 ++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 mod/forum/tests/rsslib_test.php

diff --git a/mod/forum/tests/rsslib_test.php b/mod/forum/tests/rsslib_test.php
new file mode 100644
index 00000000000..8b0e3620444
--- /dev/null
+++ b/mod/forum/tests/rsslib_test.php
@@ -0,0 +1,102 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Tests for the forum implementation of the RSS component.
+ *
+ * @package    mod_forum
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once(__DIR__ . '/helper.php');
+require_once("{$CFG->dirroot}/mod/forum/rsslib.php");
+
+/**
+ * Tests for the forum implementation of the RSS component.
+ *
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class mod_forum_rsslib_testcase extends advanced_testcase {
+    // Include the mod_forum test helpers.
+    // This includes functions to create forums, users, discussions, and posts.
+    use helper;
+
+    /**
+     * Ensure that deleted posts are not included.
+     */
+    public function test_forum_rss_feed_discussions_sql_respect_deleted() {
+        global $DB;
+
+        $this->resetAfterTest();
+
+        $course = $this->getDataGenerator()->create_course();
+        $forum = $this->getDataGenerator()->create_module('forum', ['course' => $course->id]);
+        $cm = get_coursemodule_from_instance('forum', $forum->id);
+
+        list($user, $otheruser) = $this->helper_create_users($course, 2);
+
+        // Post twice.
+        $this->helper_post_to_forum($forum, $otheruser);
+        list($discussion, $post) = $this->helper_post_to_forum($forum, $otheruser);
+
+        list($sql, $params) = forum_rss_feed_discussions_sql($forum, $cm);
+        $discussions = $DB->get_records_sql($sql, $params);
+        $this->assertCount(2, $discussions);
+
+        $post->deleted = 1;
+        $DB->update_record('forum_posts', $post);
+
+        list($sql, $params) = forum_rss_feed_discussions_sql($forum, $cm);
+        $discussions = $DB->get_records_sql($sql, $params);
+        $this->assertCount(1, $discussions);
+    }
+
+
+    /**
+     * Ensure that deleted posts are not included.
+     */
+    public function test_forum_rss_feed_posts_sql_respect_deleted() {
+        global $DB;
+
+        $this->resetAfterTest();
+
+        $course = $this->getDataGenerator()->create_course();
+        $forum = $this->getDataGenerator()->create_module('forum', ['course' => $course->id]);
+        $cm = get_coursemodule_from_instance('forum', $forum->id);
+
+        list($user, $otheruser) = $this->helper_create_users($course, 2);
+
+        // Post twice.
+        $this->helper_post_to_forum($forum, $otheruser);
+        list($discussion, $post) = $this->helper_post_to_forum($forum, $otheruser);
+
+        list($sql, $params) = forum_rss_feed_posts_sql($forum, $cm);
+        $posts = $DB->get_records_sql($sql, $params);
+        $this->assertCount(2, $posts);
+
+        $post->deleted = 1;
+        $DB->update_record('forum_posts', $post);
+
+        list($sql, $params) = forum_rss_feed_posts_sql($forum, $cm);
+        $posts = $DB->get_records_sql($sql, $params);
+        $this->assertCount(1, $posts);
+    }
+}
-- 
2.43.0