tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_toolbox_zoom.js (1531B)

      1 /* Any copyright is dedicated to the Public Domain.
      2 * http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 "use strict";
      5 
      6 const { Toolbox } = require("resource://devtools/client/framework/toolbox.js");
      7 const L10N = new LocalizationHelper(
      8  "devtools/client/locales/toolbox.properties"
      9 );
     10 
     11 add_task(async function () {
     12  // This test assume that zoom value will be default value. i.e. x1.0.
     13  await pushPref("devtools.toolbox.zoomValue", "1.0");
     14  await addTab("about:blank");
     15  const toolbox = await gDevTools.showToolboxForTab(gBrowser.selectedTab, {
     16    toolId: "styleeditor",
     17    hostType: Toolbox.HostType.BOTTOM,
     18  });
     19 
     20  info("testing zoom keys");
     21 
     22  testZoomLevel("In", 2, 1.2, toolbox);
     23  testZoomLevel("Out", 3, 0.9, toolbox);
     24  testZoomLevel("Reset", 1, 1, toolbox);
     25 
     26  await toolbox.destroy();
     27  gBrowser.removeCurrentTab();
     28 });
     29 
     30 function testZoomLevel(type, times, expected, toolbox) {
     31  sendZoomKey("toolbox.zoom" + type + ".key", times);
     32 
     33  const zoom = getCurrentZoom(toolbox);
     34  is(
     35    zoom.toFixed(1),
     36    expected.toFixed(1),
     37    "zoom level correct after zoom " + type
     38  );
     39 
     40  const savedZoom = parseFloat(
     41    Services.prefs.getCharPref("devtools.toolbox.zoomValue")
     42  );
     43  is(
     44    savedZoom.toFixed(1),
     45    expected.toFixed(1),
     46    "saved zoom level is correct after zoom " + type
     47  );
     48 }
     49 
     50 function sendZoomKey(shortcut, times) {
     51  for (let i = 0; i < times; i++) {
     52    synthesizeKeyShortcut(L10N.getStr(shortcut));
     53  }
     54 }
     55 
     56 function getCurrentZoom(toolbox) {
     57  return toolbox.win.browsingContext.fullZoom;
     58 }