File: public/js/tinymce/src/core/src/test/js/browser/selection/RangeNormalizerTest.js

asynctest(
  'browser.tinymce.core.selection.RangeNormalizerTest',
  [
    'ephox.agar.api.Assertions',
    'ephox.agar.api.GeneralSteps',
    'ephox.agar.api.Logger',
    'ephox.agar.api.Pipeline',
    'ephox.agar.api.Step',
    'ephox.sugar.api.dom.Hierarchy',
    'ephox.sugar.api.node.Element',
    'global!document',
    'tinymce.core.selection.RangeNormalizer',
    'tinymce.core.test.ViewBlock'
  ],
  function (Assertions, GeneralSteps, Logger, Pipeline, Step, Hierarchy, Element, document, RangeNormalizer, ViewBlock) {
    var success = arguments[arguments.length - 2];
    var failure = arguments[arguments.length - 1];
    var viewBlock = ViewBlock();

    var sSetContent = function (html) {
      return Step.sync(function () {
        viewBlock.update(html);
      });
    };

    var mNormalizeRange = Step.stateful(function (value, next, die) {
      next(RangeNormalizer.normalize(value));
    });

    var mCreateRange = function (startPath, startOffset, endPath, endOffset) {
      return Step.stateful(function (value, next, die) {
        var startContainer = Hierarchy.follow(Element.fromDom(viewBlock.get()), startPath).getOrDie();
        var endContainer = Hierarchy.follow(Element.fromDom(viewBlock.get()), endPath).getOrDie();
        var rng = document.createRange();
        rng.setStart(startContainer.dom(), startOffset);
        rng.setEnd(endContainer.dom(), endOffset);
        next(rng);
      });
    };

    var mAssertRange = function (startPath, startOffset, endPath, endOffset) {
      return Step.stateful(function (value, next, die) {
        var startContainer = Hierarchy.follow(Element.fromDom(viewBlock.get()), startPath).getOrDie();
        var endContainer = Hierarchy.follow(Element.fromDom(viewBlock.get()), endPath).getOrDie();

        Assertions.assertDomEq('Should be expected startContainer', startContainer, Element.fromDom(value.startContainer));
        Assertions.assertEq('Should be expected startOffset', startOffset, value.startOffset);
        Assertions.assertDomEq('Should be expected endContainer', endContainer, Element.fromDom(value.endContainer));
        Assertions.assertEq('Should be expected endOffset', endOffset, value.endOffset);

        next(value);
      });
    };

    viewBlock.attach();
    Pipeline.async({}, [
      Logger.t('Normalize range no change', GeneralSteps.sequence([
        sSetContent('<p><br></p>'),
        mCreateRange([0], 0, [0], 0),
        mNormalizeRange,
        mAssertRange([0], 0, [0], 0)
      ])),
      Logger.t('Normalize webkit triple click selection paragraph', GeneralSteps.sequence([
        sSetContent('<blockquote><p>a</p></blockquote><p>b</p>'),
        mCreateRange([0, 0, 0], 0, [1], 0),
        mNormalizeRange,
        mAssertRange([0, 0, 0], 0, [0, 0, 0], 1)
      ])),
      Logger.t('Normalize webkit triple click selection heading', GeneralSteps.sequence([
        sSetContent('<blockquote><p>a</p></blockquote><h1>b</h1>'),
        mCreateRange([0, 0, 0], 0, [1], 0),
        mNormalizeRange,
        mAssertRange([0, 0, 0], 0, [0, 0, 0], 1)
      ])),
      Logger.t('Normalize webkit triple click selection headings', GeneralSteps.sequence([
        sSetContent('<blockquote><h1>a</h1></blockquote><h1>b</h1>'),
        mCreateRange([0, 0, 0], 0, [1], 0),
        mNormalizeRange,
        mAssertRange([0, 0, 0], 0, [0, 0, 0], 1)
      ])),
      Logger.t('Normalize webkit triple click selection divs', GeneralSteps.sequence([
        sSetContent('<blockquote><div>a</div></blockquote><div>b</div>'),
        mCreateRange([0, 0, 0], 0, [1], 0),
        mNormalizeRange,
        mAssertRange([0, 0, 0], 0, [0, 0, 0], 1)
      ])),
      Logger.t('Normalize webkit triple click selection between LI:s', GeneralSteps.sequence([
        sSetContent('<ul><li>a</li></ul><ul><li>b</li></ul>'),
        mCreateRange([0, 0, 0], 0, [1, 0], 0),
        mNormalizeRange,
        mAssertRange([0, 0, 0], 0, [0, 0, 0], 1)
      ])),
      Logger.t('Normalize from block start to previous block end', GeneralSteps.sequence([
        sSetContent('<p>a</p><p>b<p>'),
        mCreateRange([0, 0], 0, [1, 0], 0),
        mNormalizeRange,
        mAssertRange([0, 0], 0, [0, 0], 1)
      ])),
      Logger.t('Do not normalize when end position has a valid previous position in the block', GeneralSteps.sequence([
        sSetContent('<p>a</p><p>b<p>'),
        mCreateRange([0, 0], 0, [1, 0], 1),
        mNormalizeRange,
        mAssertRange([0, 0], 0, [1, 0], 1)
      ])),
      Logger.t('Do not normalize when selection is on inline elements', GeneralSteps.sequence([
        sSetContent('<b>a</b><b>b<b>'),
        mCreateRange([0, 0], 0, [1, 0], 0),
        mNormalizeRange,
        mAssertRange([0, 0], 0, [1, 0], 0)
      ]))
    ], function () {
      viewBlock.detach();
      success();
    }, failure);
  }
);