The Tor Browser: browser/devtools/debugger/test/browser_dbg_variables-view-popup-10.js@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

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

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

     4 /**

     5  * Makes sure the source editor's scroll location doesn't change when

     6  * a variable inspection popup is opened and a watch expression is

     7  * also evaluated at the same time.

     8  */

    10 const TAB_URL = EXAMPLE_URL + "doc_frame-parameters.html";

    12 function test() {

    13   Task.spawn(function() {

    14     let [tab, debuggee, panel] = yield initDebugger(TAB_URL);

    15     let win = panel.panelWin;

    16     let events = win.EVENTS;

    17     let editor = win.DebuggerView.editor;

    18     let editorContainer = win.document.getElementById("editor");

    19     let bubble = win.DebuggerView.VariableBubble;

    20     let expressions = win.DebuggerView.WatchExpressions;

    21     let tooltip = bubble._tooltip.panel;

    23     // Allow this generator function to yield first.

    24     executeSoon(() => debuggee.start());

    25     yield waitForSourceAndCaretAndScopes(panel, ".html", 24);

    27     let expressionsEvaluated = waitForDebuggerEvents(panel, events.FETCHED_WATCH_EXPRESSIONS);

    28     expressions.addExpression("this");

    29     editor.focus();

    30     yield expressionsEvaluated;

    32     // Scroll to the top of the editor and inspect variables.

    33     let breakpointScrollPosition = editor.getScrollInfo().top;

    34     editor.setFirstVisibleLine(0);

    35     let topmostScrollPosition = editor.getScrollInfo().top;

    37     ok(topmostScrollPosition < breakpointScrollPosition,

    38       "The editor is now scrolled to the top (0).");

    39     is(editor.getFirstVisibleLine(), 0,

    40       "The editor is now scrolled to the top (1).");

    42     let failPopup = () => ok(false, "The popup has got unexpectedly hidden.");

    43     let failScroll = () => ok(false, "The editor has got unexpectedly scrolled.");

    44     tooltip.addEventListener("popuphiding", failPopup);

    45     editorContainer.addEventListener("scroll", failScroll);

    46     editor.on("scroll", () => {

    47       if (editor.getScrollInfo().top > topmostScrollPosition) {

    48         ok(false, "The editor scrolled back to the breakpoint location.");

    49       }

    50     });

    52     let expressionsEvaluated = waitForDebuggerEvents(panel, events.FETCHED_WATCH_EXPRESSIONS);

    53     yield openVarPopup(panel, { line: 14, ch: 15 });

    54     yield expressionsEvaluated;

    56     tooltip.removeEventListener("popuphiding", failPopup);

    57     editorContainer.removeEventListener("scroll", failScroll);

    59     yield resumeDebuggerThenCloseAndFinish(panel);

    60   });

    61 }

The Tor Browser / file revision