The Tor Browser: browser/devtools/debugger/test/browser_dbg

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  * Tests the public evaluation API from the debugger controller.

     6  */

     8 const TAB_URL = EXAMPLE_URL + "doc_script-switching-01.html";

    10 function test() {

    11   Task.spawn(function() {

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

    13     let win = panel.panelWin;

    14     let frames = win.DebuggerController.StackFrames;

    15     let framesView = win.DebuggerView.StackFrames;

    16     let sources = win.DebuggerController.SourceScripts;

    17     let sourcesView = win.DebuggerView.Sources;

    18     let editorView = win.DebuggerView.editor;

    19     let events = win.EVENTS;

    21     function checkView(frameDepth, selectedSource, caretLine, editorText) {

    22       is(win.gThreadClient.state, "paused",

    23         "Should only be getting stack frames while paused.");

    24       is(framesView.itemCount, 4,

    25         "Should have four frames.");

    26       is(framesView.selectedDepth, frameDepth,

    27         "The correct frame is selected in the widget.");

    28       is(sourcesView.selectedIndex, selectedSource,

    29         "The correct source is selected in the widget.");

    30       ok(isCaretPos(panel, caretLine),

    31         "Editor caret location is correct.");

    32       is(editorView.getText().search(editorText[0]), editorText[1],

    33         "The correct source is not displayed.");

    34     }

    36     // Cache the sources text to avoid having to wait for their retrieval.

    37     yield promise.all(sourcesView.attachments.map(e => sources.getText(e.source)));

    38     is(sources._cache.size, 2, "There should be two cached sources in the cache.");

    40     // Eval while not paused.

    41     try {

    42       yield frames.evaluate("foo");

    43     } catch (error) {

    44       is(error.message, "No stack frame available.",

    45         "Evaluating shouldn't work while the debuggee isn't paused.");

    46     }

    48     // Allow this generator function to yield first.

    49     executeSoon(() => debuggee.firstCall());

    50     yield waitForSourceAndCaretAndScopes(panel, "-02.js", 1);

    51     checkView(0, 1, 1, [/secondCall/, 118]);

    53     // Eval in the topmost frame, while paused.

    54     let updatedView = waitForDebuggerEvents(panel, events.FETCHED_SCOPES);

    55     let result = yield frames.evaluate("foo");

    56     ok(!result.throw, "The evaluation hasn't thrown.");

    57     is(result.return.type, "object", "The evaluation return type is correct.");

    58     is(result.return.class, "Function", "The evaluation return class is correct.");

    60     yield updatedView;

    61     checkView(0, 1, 1, [/secondCall/, 118]);

    62     ok(true, "Evaluating in the topmost frame works properly.");

    64     // Eval in a different frame, while paused.

    65     let updatedView = waitForDebuggerEvents(panel, events.FETCHED_SCOPES);

    66     try {

    67       yield frames.evaluate("foo", { depth: 3 }); // oldest frame

    68     } catch (result) {

    69       is(result.return.type, "object", "The evaluation thrown type is correct.");

    70       is(result.return.class, "Error", "The evaluation thrown class is correct.");

    71       ok(!result.return, "The evaluation hasn't returned.");

    72     }

    74     yield updatedView;

    75     checkView(0, 1, 1, [/secondCall/, 118]);

    76     ok(true, "Evaluating in a custom frame works properly.");

    78     // Eval in a non-existent frame, while paused.

    79     waitForDebuggerEvents(panel, events.FETCHED_SCOPES).then(() => {

    80       ok(false, "Shouldn't have updated the view when trying to evaluate " +

    81         "an expression in a non-existent stack frame.");

    82     });

    83     try {

    84       yield frames.evaluate("foo", { depth: 4 }); // non-existent frame

    85     } catch (error) {

    86       is(error.message, "No stack frame available.",

    87         "Evaluating shouldn't work if the specified frame doesn't exist.");

    88     }

    90     yield resumeDebuggerThenCloseAndFinish(panel);

    91   });

    92 }

The Tor Browser / file revision