chrome-devtools-frontend/front_end/panels/elements/ElementsTreeElement.test.ts

Chrome DevTools UI

// Copyright 2025 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import * as TextUtils from '../../models/text_utils/text_utils.js';

import * as Elements from './elements.js';

describe('ElementsTreeElement', () => {
  describe('convertUnicodeCharsToHTMLEntities', () => {
    it('converts unicode characters to HTML entities', () => {
      const input = '\u2002\u2002This string has spaces\xA0\xA0and other\u202Aunicode characters\u200A.';
      const expected = {
        text: '  This string has spaces  and other‪unicode characters .',
        entityRanges: [
          new TextUtils.TextRange.SourceRange(0, 6),
          new TextUtils.TextRange.SourceRange(6, 6),
          new TextUtils.TextRange.SourceRange(34, 6),
          new TextUtils.TextRange.SourceRange(40, 6),
          new TextUtils.TextRange.SourceRange(55, 8),
          new TextUtils.TextRange.SourceRange(81, 8),
        ],
      };

      const result = Elements.ElementsTreeElement.convertUnicodeCharsToHTMLEntities(input);
      assert.strictEqual(result.text, expected.text);
      assert.deepEqual(result.entityRanges, expected.entityRanges);
    });

    it('returns the original string if no unicode characters are present', () => {
      const input = 'ThisStringHasNoWhitespace';
      const expected = {
        text: 'ThisStringHasNoWhitespace',
        entityRanges: [],
      };

      const result = Elements.ElementsTreeElement.convertUnicodeCharsToHTMLEntities(input);
      assert.strictEqual(result.text, expected.text);
      assert.deepEqual(result.entityRanges, expected.entityRanges);
    });
  });
});