tor-browser

browser_net_timeline_ticks.js (6170B)

---

/* Any copyright is dedicated to the Public Domain.
  http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

/**
* Tests if timeline correctly displays interval divisions.
*/

add_task(async function () {
 const {
   L10N,
 } = require("resource://devtools/client/netmonitor/src/utils/l10n.js");

 const { monitor } = await initNetMonitor(HTTPS_SIMPLE_URL, {
   requestCount: 1,
 });
 info("Starting test... ");

 const { $, $all, NetMonitorView, NetMonitorController } = monitor.panelWin;
 const { RequestsMenu } = NetMonitorView;

 // Disable transferred size column support for this test.
 // Without this, the waterfall only has enough room for one division, which
 // would remove most of the value of this test.
 // $("#requests-list-transferred-header-box").hidden = true;
 // $("#requests-list-item-template .requests-list-transferred").hidden = true;

 RequestsMenu.lazyUpdate = false;

 ok(
   $("#requests-list-waterfall-label"),
   "An timeline label should be displayed when the frontend is opened."
 );
 ok(
   !$all(".requests-list-timings-division").length,
   "No tick labels should be displayed when the frontend is opened."
 );

 ok(
   !RequestsMenu._canvas,
   "No canvas should be created when the frontend is opened."
 );
 ok(
   !RequestsMenu._ctx,
   "No 2d context should be created when the frontend is opened."
 );

 const wait = waitForNetworkEvents(monitor, 1);
 await reloadBrowser();
 await wait;

 // Make sure the DOMContentLoaded and load markers don't interfere with
 // this test by removing them and redrawing the waterfall (bug 1224088).
 NetMonitorController.NetworkEventsHandler.clearMarkers();
 RequestsMenu._flushWaterfallViews(true);

 ok(
   !$("#requests-list-waterfall-label"),
   "The timeline label should be hidden after the first request."
 );
 Assert.greaterOrEqual(
   $all(".requests-list-timings-division").length,
   3,
   "There should be at least 3 tick labels in the network requests header."
 );

 const timingDivisionEls = $all(".requests-list-timings-division");
 is(
   timingDivisionEls[0].textContent,
   L10N.getFormatStr("networkMenu.millisecond", 0),
   "The first tick label has correct value"
 );
 is(
   timingDivisionEls[1].textContent,
   L10N.getFormatStr("networkMenu.millisecond", 80),
   "The second tick label has correct value"
 );
 is(
   timingDivisionEls[2].textContent,
   L10N.getFormatStr("networkMenu.millisecond", 160),
   "The third tick label has correct value"
 );

 is(
   timingDivisionEls[0].style.width,
   "78px",
   "The first tick label has correct width"
 );
 is(
   timingDivisionEls[1].style.width,
   "80px",
   "The second tick label has correct width"
 );
 is(
   timingDivisionEls[2].style.width,
   "80px",
   "The third tick label has correct width"
 );

 ok(
   RequestsMenu._canvas,
   "A canvas should be created after the first request."
 );
 ok(
   RequestsMenu._ctx,
   "A 2d context should be created after the first request."
 );

 const imageData = RequestsMenu._ctx.getImageData(0, 0, 161, 1);
 ok(imageData, "The image data should have been created.");

 const { data } = imageData;
 ok(data, "The image data should contain a pixel array.");

 ok(hasPixelAt(0), "The tick at 0 is should not be empty.");
 ok(!hasPixelAt(1), "The tick at 1 is should be empty.");
 ok(!hasPixelAt(19), "The tick at 19 is should be empty.");
 ok(hasPixelAt(20), "The tick at 20 is should not be empty.");
 ok(!hasPixelAt(21), "The tick at 21 is should be empty.");
 ok(!hasPixelAt(39), "The tick at 39 is should be empty.");
 ok(hasPixelAt(40), "The tick at 40 is should not be empty.");
 ok(!hasPixelAt(41), "The tick at 41 is should be empty.");
 ok(!hasPixelAt(59), "The tick at 59 is should be empty.");
 ok(hasPixelAt(60), "The tick at 60 is should not be empty.");
 ok(!hasPixelAt(61), "The tick at 61 is should be empty.");
 ok(!hasPixelAt(79), "The tick at 79 is should be empty.");
 ok(hasPixelAt(80), "The tick at 80 is should not be empty.");
 ok(!hasPixelAt(81), "The tick at 81 is should be empty.");
 ok(!hasPixelAt(159), "The tick at 159 is should be empty.");
 ok(hasPixelAt(160), "The tick at 160 is should not be empty.");
 ok(!hasPixelAt(161), "The tick at 161 is should be empty.");

 ok(
   isPixelBrighterAtThan(0, 20),
   "The tick at 0 should be brighter than the one at 20"
 );
 ok(
   isPixelBrighterAtThan(40, 20),
   "The tick at 40 should be brighter than the one at 20"
 );
 ok(
   isPixelBrighterAtThan(40, 60),
   "The tick at 40 should be brighter than the one at 60"
 );
 ok(
   isPixelBrighterAtThan(80, 60),
   "The tick at 80 should be brighter than the one at 60"
 );

 ok(
   isPixelBrighterAtThan(80, 100),
   "The tick at 80 should be brighter than the one at 100"
 );
 ok(
   isPixelBrighterAtThan(120, 100),
   "The tick at 120 should be brighter than the one at 100"
 );
 ok(
   isPixelBrighterAtThan(120, 140),
   "The tick at 120 should be brighter than the one at 140"
 );
 ok(
   isPixelBrighterAtThan(160, 140),
   "The tick at 160 should be brighter than the one at 140"
 );

 ok(
   isPixelEquallyBright(20, 60),
   "The tick at 20 should be equally bright to the one at 60"
 );
 ok(
   isPixelEquallyBright(100, 140),
   "The tick at 100 should be equally bright to the one at 140"
 );

 ok(
   isPixelEquallyBright(40, 120),
   "The tick at 40 should be equally bright to the one at 120"
 );

 ok(
   isPixelEquallyBright(0, 80),
   "The tick at 80 should be equally bright to the one at 160"
 );
 ok(
   isPixelEquallyBright(80, 160),
   "The tick at 80 should be equally bright to the one at 160"
 );

 function hasPixelAt(x) {
   const i = (x | 0) * 4;
   return data[i] && data[i + 1] && data[i + 2] && data[i + 3];
 }

 function isPixelBrighterAtThan(x1, x2) {
   const i = (x1 | 0) * 4;
   const j = (x2 | 0) * 4;
   return data[i + 3] > data[j + 3];
 }

 function isPixelEquallyBright(x1, x2) {
   const i = (x1 | 0) * 4;
   const j = (x2 | 0) * 4;
   return data[i + 3] == data[j + 3];
 }

 return teardown(monitor);
});