browser_dbg-pretty-print-flow.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/>. */

// Tests that loader and new tab appear when pretty printing,

// and the selected location is mapped afterwards

"use strict";

add_task(async function () {

  const dbg = await initDebugger("doc-pretty.html", "pretty.js");

  SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {

    const scriptEl = content.document.createElement("script");

    scriptEl.innerText = `(function callInPretty() { debugger; funcWithMultipleBreakableColumns() })()`;

    content.document.body.append(scriptEl);

});

  await waitForPaused(dbg);

  const scriptSource = dbg.selectors.getSelectedSource();

  info(

    "Step-in to navigate to pretty.js `funcWithMultipleBreakableColumns` function"

);

  await stepOver(dbg);

  await stepIn(dbg);

  await waitForSelectedSource(dbg, "pretty.js");

  await waitForSelectedLocation(dbg, 9);

is(

    countTabs(dbg),

2,

    "Two tabs are opened, one for the dynamically inserted script and one for minified pretty.js"

);

is(

    dbg.selectors.getSourceCount(),

2,

    "There are 2 sources before pretty printing"

);

  await togglePrettyPrint(dbg);

  info("Wait for the pretty printed source to be selected on a different line");

  await waitForSelectedLocation(dbg, 11);

  is(countTabs(dbg), 2, "Pretty printing did not open any new tab");

is(

    dbg.selectors.getSourceCount(),

3,

    "There are three sources after pretty printing"

);

  info("Navigate to previous frame in call stack");

  clickElement(dbg, "frame", 2);

  await waitForPaused(dbg, scriptSource);

  info("Navigate back to `funcWithMultipleBreakableColumns` frame");

  clickElement(dbg, "frame", 1);

  await waitForPaused(dbg, "pretty.js:formatted");

  await waitForSelectedLocation(dbg, 11, 17);

  ok(true, "pretty-printed source was selected");

  await resume(dbg);

  info("Re select the minified version");

  await togglePrettyPrint(dbg);

  await waitForSelectedLocation(dbg, 9, 17);

  info("Re toggle pretty print from the minified source");

  await togglePrettyPrint(dbg);

  is(countTabs(dbg), 2, "There are still two tabs");

  info(

    "Wait for re-selecting the mapped location in the pretty printed source"

);

  await waitForSelectedLocation(dbg, 11, 17);

is(

    dbg.selectors.getSourceCount(),

3,

    "There are still 3 sources after retrying to pretty print the same source"

);

});