michael@0: /* vim:set ts=2 sw=2 sts=2 et: */
michael@0: /* ***** BEGIN LICENSE BLOCK *****
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/publicdomain/zero/1.0/
michael@0:  *
michael@0:  * Contributor(s):
michael@0:  *  Patrick Walton <pcwalton@mozilla.com>
michael@0:  *  Mihai Șucan <mihai.sucan@gmail.com>
michael@0:  *
michael@0:  * ***** END LICENSE BLOCK ***** */
michael@0: 
michael@0: // Tests that the Web Console limits the number of lines displayed according to
michael@0: // the user's preferences.
michael@0: 
michael@0: const TEST_URI = "data:text/html;charset=utf8,test for bug 585237";
michael@0: let hud, testDriver;
michael@0: 
michael@0: function test() {
michael@0:   addTab(TEST_URI);
michael@0:   browser.addEventListener("load", function onLoad() {
michael@0:     browser.removeEventListener("load", onLoad, true);
michael@0:     openConsole(null, function(aHud) {
michael@0:       hud = aHud;
michael@0:       testDriver = testGen();
michael@0:       testNext();
michael@0:     });
michael@0:   }, true);
michael@0: }
michael@0: 
michael@0: function testNext() {
michael@0:   testDriver.next();
michael@0: }
michael@0: 
michael@0: function testGen() {
michael@0:   let console = content.console;
michael@0:   outputNode = hud.outputNode;
michael@0: 
michael@0:   hud.jsterm.clearOutput();
michael@0: 
michael@0:   let prefBranch = Services.prefs.getBranch("devtools.hud.loglimit.");
michael@0:   prefBranch.setIntPref("console", 20);
michael@0: 
michael@0:   for (let i = 0; i < 30; i++) {
michael@0:     console.log("foo #" + i); // must change message to prevent repeats
michael@0:   }
michael@0: 
michael@0:   waitForMessages({
michael@0:     webconsole: hud,
michael@0:     messages: [{
michael@0:       text: "foo #29",
michael@0:       category: CATEGORY_WEBDEV,
michael@0:       severity: SEVERITY_LOG,
michael@0:     }],
michael@0:   }).then(testNext);
michael@0: 
michael@0:   yield undefined;
michael@0: 
michael@0:   is(countMessageNodes(), 20, "there are 20 message nodes in the output " +
michael@0:      "when the log limit is set to 20");
michael@0: 
michael@0:   console.log("bar bug585237");
michael@0: 
michael@0:   waitForMessages({
michael@0:     webconsole: hud,
michael@0:     messages: [{
michael@0:       text: "bar bug585237",
michael@0:       category: CATEGORY_WEBDEV,
michael@0:       severity: SEVERITY_LOG,
michael@0:     }],
michael@0:   }).then(testNext);
michael@0: 
michael@0:   yield undefined;
michael@0: 
michael@0:   is(countMessageNodes(), 20, "there are still 20 message nodes in the " +
michael@0:      "output when adding one more");
michael@0: 
michael@0:   prefBranch.setIntPref("console", 30);
michael@0:   for (let i = 0; i < 20; i++) {
michael@0:     console.log("boo #" + i); // must change message to prevent repeats
michael@0:   }
michael@0: 
michael@0:   waitForMessages({
michael@0:     webconsole: hud,
michael@0:     messages: [{
michael@0:       text: "boo #19",
michael@0:       category: CATEGORY_WEBDEV,
michael@0:       severity: SEVERITY_LOG,
michael@0:     }],
michael@0:   }).then(testNext);
michael@0: 
michael@0:   yield undefined;
michael@0: 
michael@0:   is(countMessageNodes(), 30, "there are 30 message nodes in the output " +
michael@0:      "when the log limit is set to 30");
michael@0: 
michael@0:   prefBranch.clearUserPref("console");
michael@0:   hud = testDriver = prefBranch = console = outputNode = null;
michael@0:   finishTest();
michael@0: 
michael@0:   yield undefined;
michael@0: }
michael@0: 
michael@0: function countMessageNodes() {
michael@0:   return outputNode.querySelectorAll(".message").length;
michael@0: }
michael@0: