browser_dbg-inline-preview.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

// Test checking inline preview feature

"use strict";

add_task(async function () {

  await pushPref("devtools.debugger.features.inline-preview", true);

  const dbg = await initDebugger(

    "doc-inline-preview.html",

    "inline-preview.js"

);

  await selectSource(dbg, "inline-preview.js");

  await checkInlinePreview(dbg, "checkValues", [

    { identifier: "a:", value: '""' },

    { identifier: "b:", value: "false" },

    { identifier: "c:", value: "undefined" },

    { identifier: "d:", value: "null" },

    { identifier: "e:", value: "Array []" },

    { identifier: "f:", value: "Object { }" },

    { identifier: "reg:", value: "/^\\p{RGI_Emoji}$/v" },

    { identifier: "obj:", value: "Object { foo: 1 }" },

      identifier: "bs:",

      value: "Array(101) [ {…}, {…}, {…}, … ]",

},

]);

  await checkInlinePreview(dbg, "columnWise", [

    { identifier: "c:", value: '"c"' },

    { identifier: "a:", value: '"a"' },

    { identifier: "b:", value: '"b"' },

]);

  // Check that referencing an object property previews the property, not the

  // object (bug 1599917)

  await checkInlinePreview(dbg, "objectProperties", [

    { identifier: "obj:", value: 'Object { hello: "world", a: {…} }' },

    { identifier: "obj.hello:", value: '"world"' },

    { identifier: "obj.a.b:", value: '"c"' },

]);

  await checkInlinePreview(dbg, "classProperties", [

    { identifier: "i:", value: "2" },

    { identifier: "self:", value: `Object { x: 1, #privateVar: 2 }` },

]);

  // Check inline previews for values within a module script

  await checkInlinePreview(dbg, "runInModule", [

    { identifier: "val:", value: "4" },

]);

  // Checks that open in inspector button works in inline preview

  invokeInTab("btnClick");

  await checkInspectorIcon(dbg);

  const { toolbox } = dbg;

  await toolbox.selectTool("jsdebugger");

  await waitForSelectedSource(dbg);

  // Check preview of event ( event.target should be clickable )

  // onBtnClick function in inline-preview.js

  await checkInspectorIcon(dbg);

});

async function checkInlinePreview(dbg, fnName, inlinePreviews) {

  invokeInTab(fnName);

  await waitForAllElements(dbg, "inlinePreviewLabels", inlinePreviews.length);

  const labels = findAllElements(dbg, "inlinePreviewLabels");

  const values = findAllElements(dbg, "inlinePreviewValues");

  inlinePreviews.forEach((inlinePreview, index) => {

    const { identifier, value } = inlinePreview;

is(

      labels[index].innerText,

      identifier,

      `${identifier} in ${fnName} has correct inline preview label`

);

is(

      values[index].innerText,

      value,

      `${identifier} in ${fnName} has correct inline preview value`

);

});

  await resume(dbg);

async function checkInspectorIcon(dbg) {

  await waitForElement(dbg, "inlinePreviewOpenInspector");

  const { toolbox } = dbg;

  const node = findElement(dbg, "inlinePreviewOpenInspector");

  // Ensure hovering over button highlights the node in content pane

  const view = node.ownerDocument.defaultView;

  const onNodeHighlight = toolbox.getHighlighter().waitForHighlighterShown();

  EventUtils.synthesizeMouseAtCenter(node, { type: "mousemove" }, view);

  const { nodeFront } = await onNodeHighlight;

  is(nodeFront.displayName, "button", "The correct node was highlighted");

  // Ensure panel changes when button is clicked

  const onInspectorPanelLoad = waitForInspectorPanelChange(dbg);

  node.click();

  await onInspectorPanelLoad;

  await resume(dbg);