The Tor Browser: browser/devtools/webconsole/test/browser_webconsole_bug_585237_line

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 /* ***** BEGIN LICENSE BLOCK *****

     3  * Any copyright is dedicated to the Public Domain.

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

     5  *

     6  * Contributor(s):

     7  *  Patrick Walton <pcwalton@mozilla.com>

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

     9  *

    10  * ***** END LICENSE BLOCK ***** */

    12 // Tests that the Web Console limits the number of lines displayed according to

    13 // the user's preferences.

    15 const TEST_URI = "data:text/html;charset=utf8,test for bug 585237";

    16 let hud, testDriver;

    18 function test() {

    19   addTab(TEST_URI);

    20   browser.addEventListener("load", function onLoad() {

    21     browser.removeEventListener("load", onLoad, true);

    22     openConsole(null, function(aHud) {

    23       hud = aHud;

    24       testDriver = testGen();

    25       testNext();

    26     });

    27   }, true);

    28 }

    30 function testNext() {

    31   testDriver.next();

    32 }

    34 function testGen() {

    35   let console = content.console;

    36   outputNode = hud.outputNode;

    38   hud.jsterm.clearOutput();

    40   let prefBranch = Services.prefs.getBranch("devtools.hud.loglimit.");

    41   prefBranch.setIntPref("console", 20);

    43   for (let i = 0; i < 30; i++) {

    44     console.log("foo #" + i); // must change message to prevent repeats

    45   }

    47   waitForMessages({

    48     webconsole: hud,

    49     messages: [{

    50       text: "foo #29",

    51       category: CATEGORY_WEBDEV,

    52       severity: SEVERITY_LOG,

    53     }],

    54   }).then(testNext);

    56   yield undefined;

    58   is(countMessageNodes(), 20, "there are 20 message nodes in the output " +

    59      "when the log limit is set to 20");

    61   console.log("bar bug585237");

    63   waitForMessages({

    64     webconsole: hud,

    65     messages: [{

    66       text: "bar bug585237",

    67       category: CATEGORY_WEBDEV,

    68       severity: SEVERITY_LOG,

    69     }],

    70   }).then(testNext);

    72   yield undefined;

    74   is(countMessageNodes(), 20, "there are still 20 message nodes in the " +

    75      "output when adding one more");

    77   prefBranch.setIntPref("console", 30);

    78   for (let i = 0; i < 20; i++) {

    79     console.log("boo #" + i); // must change message to prevent repeats

    80   }

    82   waitForMessages({

    83     webconsole: hud,

    84     messages: [{

    85       text: "boo #19",

    86       category: CATEGORY_WEBDEV,

    87       severity: SEVERITY_LOG,

    88     }],

    89   }).then(testNext);

    91   yield undefined;

    93   is(countMessageNodes(), 30, "there are 30 message nodes in the output " +

    94      "when the log limit is set to 30");

    96   prefBranch.clearUserPref("console");

    97   hud = testDriver = prefBranch = console = outputNode = null;

    98   finishTest();

   100   yield undefined;

   101 }

   103 function countMessageNodes() {

   104   return outputNode.querySelectorAll(".message").length;

   105 }

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