The Tor Browser: browser/devtools/webconsole/test/browser_webconsole_bug_613642_prune

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* vim:set ts=2 sw=2 sts=2 et: */

     2 /*

     3  * Any copyright is dedicated to the Public Domain.

     4  * http://creativecommons.org/publicdomain/zero/1.0/

     5  *

     6  * Contributor(s):

     7  *   Mihai Șucan <mihai.sucan@gmail.com>

     8  */

    10 let hud, testDriver;

    12 function testNext() {

    13   testDriver.next();

    14 }

    16 function testGen() {

    17   hud.jsterm.clearOutput();

    19   let outputNode = hud.outputNode;

    21   Services.prefs.setIntPref("devtools.hud.loglimit.console", 140);

    22   let scrollBoxElement = outputNode.parentNode;

    24   for (let i = 0; i < 150; i++) {

    25     content.console.log("test message " + i);

    26   }

    28   waitForMessages({

    29     webconsole: hud,

    30     messages: [{

    31       text: "test message 149",

    32       category: CATEGORY_WEBDEV,

    33       severity: SEVERITY_LOG,

    34     }],

    35   }).then(testNext);

    37   yield undefined;

    39   let oldScrollTop = scrollBoxElement.scrollTop;

    40   isnot(oldScrollTop, 0, "scroll location is not at the top");

    42   let firstNode = outputNode.firstChild;

    43   ok(firstNode, "found the first message");

    45   let msgNode = outputNode.children[80];

    46   ok(msgNode, "found the 80th message");

    48   // scroll to the middle message node

    49   msgNode.scrollIntoView(false);

    51   isnot(scrollBoxElement.scrollTop, oldScrollTop,

    52         "scroll location updated (scrolled to message)");

    54   oldScrollTop = scrollBoxElement.scrollTop;

    56   // add a message

    57   content.console.log("hello world");

    59   waitForMessages({

    60     webconsole: hud,

    61     messages: [{

    62       text: "hello world",

    63       category: CATEGORY_WEBDEV,

    64       severity: SEVERITY_LOG,

    65     }],

    66   }).then(testNext);

    68   yield undefined;

    70   // Scroll location needs to change, because one message is also removed, and

    71   // we need to scroll a bit towards the top, to keep the current view in sync.

    72   isnot(scrollBoxElement.scrollTop, oldScrollTop,

    73         "scroll location updated (added a message)");

    75   isnot(outputNode.firstChild, firstNode,

    76         "first message removed");

    78   Services.prefs.clearUserPref("devtools.hud.loglimit.console");

    80   hud = testDriver = null;

    81   finishTest();

    83   yield undefined;

    84 }

    86 function test() {

    87   addTab("data:text/html;charset=utf-8,Web Console test for bug 613642: maintain scroll with pruning of old messages");

    88   browser.addEventListener("load", function tabLoad(aEvent) {

    89     browser.removeEventListener(aEvent.type, tabLoad, true);

    91     openConsole(null, function(aHud) {

    92       hud = aHud;

    93       testDriver = testGen();

    94       testDriver.next();

    95     });

    96   }, true);

    97 }

The Tor Browser / file revision