The Tor Browser: browser/devtools/netmonitor/test/browser_net

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* Any copyright is dedicated to the Public Domain.

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

     4 /**

     5  * Tests if the statistics view is populated correctly.

     6  */

     8 function test() {

     9   initNetMonitor(STATISTICS_URL).then(([aTab, aDebuggee, aMonitor]) => {

    10     info("Starting test... ");

    12     let panel = aMonitor.panelWin;

    13     let { document, $, $all, EVENTS, NetMonitorView } = panel;

    15     is(NetMonitorView.currentFrontendMode, "network-inspector-view",

    16       "The initial frontend mode is correct.");

    18     is($("#primed-cache-chart").childNodes.length, 0,

    19       "There should be no primed cache chart created yet.");

    20     is($("#empty-cache-chart").childNodes.length, 0,

    21       "There should be no empty cache chart created yet.");

    23     waitFor(panel, EVENTS.PLACEHOLDER_CHARTS_DISPLAYED).then(() => {

    24       is($("#primed-cache-chart").childNodes.length, 1,

    25         "There should be a placeholder primed cache chart created now.");

    26       is($("#empty-cache-chart").childNodes.length, 1,

    27         "There should be a placeholder empty cache chart created now.");

    29       is($all(".pie-chart-container[placeholder=true]").length, 2,

    30         "Two placeholder pie chart appear to be rendered correctly.");

    31       is($all(".table-chart-container[placeholder=true]").length, 2,

    32         "Two placeholder table chart appear to be rendered correctly.");

    34       promise.all([

    35         waitFor(panel, EVENTS.PRIMED_CACHE_CHART_DISPLAYED),

    36         waitFor(panel, EVENTS.EMPTY_CACHE_CHART_DISPLAYED)

    37       ]).then(() => {

    38         is($("#primed-cache-chart").childNodes.length, 1,

    39           "There should be a real primed cache chart created now.");

    40         is($("#empty-cache-chart").childNodes.length, 1,

    41           "There should be a real empty cache chart created now.");

    43         Task.spawn(function*() {

    44           yield until(() => $all(".pie-chart-container:not([placeholder=true])").length == 2);

    45           ok(true, "Two real pie charts appear to be rendered correctly.");

    47           yield until(() => $all(".table-chart-container:not([placeholder=true])").length == 2);

    48           ok(true, "Two real table charts appear to be rendered correctly.")

    50           teardown(aMonitor).then(finish);

    51         });

    52       });

    53     });

    55     NetMonitorView.toggleFrontendMode();

    57     is(NetMonitorView.currentFrontendMode, "network-statistics-view",

    58       "The current frontend mode is correct.");

    59   });

    60 }

    62 function waitForTick() {

    63   let deferred = promise.defer();

    64   executeSoon(deferred.resolve);

    65   return deferred.promise;

    66 }

    68 function until(predicate) {

    69   return Task.spawn(function*() {

    70     while (!predicate()) yield waitForTick();

    71   });

    72 }

The Tor Browser / file revision