@@ -143,6 +143,200 @@ public function test_chat_core_calendar_provide_event_action_chattime_event_tomo
$this -> assertFalse($actionevent -> is_actionable());
}
/**
* Test for chat_get_sessions().
*/
public function test_chat_get_sessions () {
global $DB ;
$this -> resetAfterTest();
$generator = $this -> getDataGenerator();
// Setup test data.
$this -> setAdminUser();
$course = $generator -> create_course();
$chat = $generator -> create_module(' chat' ' course' => $course -> id ]);
$user1 = $generator -> create_user();
$user2 = $generator -> create_user();
$studentrole = $DB -> get_record(' role' ' shortname' => ' student'
$generator -> enrol_user($user1 -> id , $course -> id , $studentrole -> id );
$generator -> enrol_user($user2 -> id , $course -> id , $studentrole -> id );
// Login as user 1.
$this -> setUser($user1 );
$chatsid = chat_login_user($chat -> id , ' ajax' 0 , $course );
$chatuser = $DB -> get_record(' chat_users' ' sid' => $chatsid ]);
// This is when the session starts (when the user enters the chat).
$sessionstart = $chatuser -> lastping ;
// Send some messages.
chat_send_chatmessage($chatuser , ' hello!'
chat_send_chatmessage($chatuser , ' bye bye!'
// Login as user 2.
$this -> setUser($user2 );
$chatsid = chat_login_user($chat -> id , ' ajax' 0 , $course );
$chatuser = $DB -> get_record(' chat_users' ' sid' => $chatsid ]);
// Send a message and take note of this message ID.
$messageid = chat_send_chatmessage($chatuser , ' greetings!'
// This is when the session ends (timestamp of the last message sent to the chat).
$sessionend = $DB -> get_field(' chat_messages' ' timestamp' ' id' => $messageid ]);
// Get the messages for this chat session.
$messages = chat_get_session_messages($chat -> id , false , 0 , 0 , ' timestamp DESC'
// We should have 3 user and 2 system (enter) messages.
$this -> assertCount(5 , $messages );
// Fetch the chat sessions from the messages we retrieved.
$sessions = chat_get_sessions($messages , true );
// There should be only one session.
$this -> assertCount(1 , $sessions );
// Get this session.
$session = reset ($sessions );
// Confirm that the start and end times of the session matches.
$this -> assertEquals($sessionstart , $session -> sessionstart );
$this -> assertEquals($sessionend , $session -> sessionend );
// Confirm we have 2 participants in the chat.
$this -> assertCount(2 , $session -> sessionusers );
}
/**
* Test for chat_get_sessions with messages belonging to multiple sessions.
*/
public function test_chat_get_sessions_multiple () {
$messages = [];
$gap = 5 ; // 5 secs.
$now = time ();
$timestamp = $now ;
// Messages belonging to 3 sessions. Session 1 has 10 messages, 2 has 15, 3 has 25.
$sessionusers = [];
$sessiontimes = [];
$session = 0 ; // Incomplete session.
for ($i = 1 ; $i <= 50 ; $i ++ ) {
// Take note of expected session times as we go through.
switch ($i ) {
case 1 :
// Session 1 start time.
$sessiontimes [0 ][' start' = $timestamp ;
break ;
case 10 :
// Session 1 end time.
$sessiontimes [0 ][' end' = $timestamp ;
break ;
case 11 :
// Session 2 start time.
$sessiontimes [1 ][' start' = $timestamp ;
break ;
case 25 :
// Session 2 end time.
$sessiontimes [1 ][' end' = $timestamp ;
break ;
case 26 :
// Session 3 start time.
$sessiontimes [2 ][' start' = $timestamp ;
break ;
case 50 :
// Session 3 end time.
$sessiontimes [2 ][' end' = $timestamp ;
break ;
}
// User 1 to 5.
$user = rand (1 , 5 );
// Let's also include system messages as well. Give them to pop in 1-in-10 chance.
$issystem = rand (1 , 10 ) == 10 ;
if ($issystem ) {
$message = ' enter'
} else {
$message = ' Message ' . $i ;
if (! isset ($sessionusers [$session ][$user ])) {
$sessionusers [$session ][$user ] = 1 ;
} else {
$sessionusers [$session ][$user ]++ ;
}
}
$messages [] = (object )[
' id' => $i ,
' chatid' => 1 ,
' userid' => $user ,
' message' => $message ,
' issystem' => $issystem ,
' timestamp' => $timestamp ,
];
// Set the next timestamp.
if ($i == 10 || $i == 25 ) {
// New session.
$session ++ ;
$timestamp + = CHAT_SESSION_GAP + 1 ;
} else {
$timestamp + = $gap ;
}
}
// Reverse sort the messages so they're in descending order.
rsort ($messages );
// Get chat sessions showing only complete ones.
$completesessions = chat_get_sessions($messages );
// Session 1 is incomplete, so there should only be 2 sessions when $showall is false.
$this -> assertCount(2 , $completesessions );
// Reverse sort sessions so they are in ascending order matching our expected session times and users.
$completesessions = array_reverse ($completesessions );
foreach ($completesessions as $index => $session ) {
// We increment index by 1 because the incomplete expected session (index=0) is not included.
$expectedindex = $index + 1 ;
// Check the session users.
$users = $sessionusers [$expectedindex ];
$this -> assertCount(count ($users ), $session -> sessionusers );
// Check the message counts for each user in this session.
foreach ($users as $userid => $messagecount ) {
$this -> assertEquals($messagecount , $session -> sessionusers [$userid ]);
}
$sessionstart = $sessiontimes [$expectedindex ][' start'
$sessionend = $sessiontimes [$expectedindex ][' end'
$this -> assertEquals($sessionstart , $session -> sessionstart );
$this -> assertEquals($sessionend , $session -> sessionend );
}
// Get all the chat sessions.
$allsessions = chat_get_sessions($messages , true );
// When showall is true, we should get 3 sessions.
$this -> assertCount(3 , $allsessions );
// Reverse sort sessions so they are in ascending order matching our expected session times and users.
$allsessions = array_reverse ($allsessions );
foreach ($allsessions as $index => $session ) {
// Check the session users.
$users = $sessionusers [$index ];
$this -> assertCount(count ($users ), $session -> sessionusers );
// Check the message counts for each user in this session.
foreach ($users as $userid => $messagecount ) {
$this -> assertEquals($messagecount , $session -> sessionusers [$userid ]);
}
$sessionstart = $sessiontimes [$index ][' start'
$sessionend = $sessiontimes [$index ][' end'
$this -> assertEquals($sessionstart , $session -> sessionstart );
$this -> assertEquals($sessionend , $session -> sessionend );
}
}
/**
* Creates an action event.
*
0 comments on commit
009ab16