From 1f8860f189d26b21bf289bab7f5db54c57481bd1 Mon Sep 17 00:00:00 2001
From: Dmitrii Metelkin <dmitriim@catalyst-au.net>
Date: Sun, 17 Nov 2019 00:19:48 +1100
Subject: [PATCH] Add more tests

---
 tests/auth_plugin_test.php | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

diff --git a/tests/auth_plugin_test.php b/tests/auth_plugin_test.php
index 0658b87..bb6017f 100644
--- a/tests/auth_plugin_test.php
+++ b/tests/auth_plugin_test.php
@@ -1053,4 +1053,35 @@ class auth_plugin_userkey_testcase extends advanced_testcase {
         }
     }
 
+    /**
+     * Test if a user is logged in and tries to log in again it stays logged in.
+     */
+    public function test_that_already_logged_in_user_stays_logged_in() {
+        global $DB, $USER, $SESSION;
+
+        $this->setUser($this->user);
+        $this->assertEquals($USER->id, $this->user->id);
+
+        $key = new stdClass();
+        $key->value = 'UserLogin';
+        $key->script = 'auth/userkey';
+        $key->userid = $this->user->id;
+        $key->instance = $this->user->id;
+        $key->iprestriction = null;
+        $key->validuntil    = time() + 300;
+        $key->timecreated   = time();
+        $DB->insert_record('user_private_key', $key);
+
+        $_POST['key'] = 'UserLogin';
+
+        try {
+            // Using @ is the only way to test this. Thanks moodle!
+            @$this->auth->user_login_userkey();
+        } catch (moodle_exception $e) {
+            $this->assertEquals($this->user->id, $USER->id);
+            $this->assertSame(sesskey(), $USER->sesskey);
+            $this->assertObjectHasAttribute('userkey', $SESSION);
+        }
+    }
+
 }