browser_rules_non_ascii.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that rule view can open when there are non-ASCII characters in

// the style sheet.  Regression test for bug 1390455.

// Use a few 4-byte UTF-8 sequences to make it so the rule column

// would be wrong when we had the bug.

const SHEET_TEXT = "/*🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒🆒*/#q{color:orange}";

const HTML = `<style type="text/css">\n${SHEET_TEXT}

              </style><div id="q">Styled Node</div>`;

const TEST_URI = "data:text/html;charset=utf-8," + encodeURIComponent(HTML);

add_task(async function () {

  await addTab(TEST_URI);

  const { inspector, view } = await openRuleView();

  await selectNode("#q", inspector);

  const elementStyle = view._elementStyle;

  const expected = [{ name: "color", overridden: false }];

  const rule = elementStyle.rules[1];

  for (let i = 0; i < expected.length; ++i) {

    const prop = rule.textProps[i];

    is(prop.name, expected[i].name, `Got expected property name ${prop.name}`);

is(

      prop.overridden,

      expected[i].overridden,

      `Got expected overridden value ${prop.overridden}`

);

});