Range-isPointInRange-shadowdom.tentative.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /dom/ranges/Range-isPointInRange-shadowdom.tentative.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>Range.isPointInRange() with ShadowDOM selection tests</title>

<link rel="author" title="Sean Feng" href=sefeng@mozilla.com>

<div id=log></div>

<script src=/resources/testharness.js></script>

<script src=/resources/testharnessreport.js></script>

<span id="start">Start</span>

<div id="host">

  <template shadowrootmode="open">

    <span id="inner1">Inner1</span>

    <span id="inner2">Inner2</span>

  </template>

</div>

<span id="end">End</span>

<script>

"use strict";

test(function() {

  assert_implements(window.getSelection().getComposedRanges, "GetComposedRanges is not supported");

  const start = document.getElementById("start");

  const shadowRoot = document.getElementById("host").shadowRoot;

  const end = shadowRoot.getElementById("inner2");

  const inner1 = shadowRoot.getElementById("inner1");

  window.getSelection().setBaseAndExtent(start.firstChild, 3, end.firstChild, 3);

  const composedRange = window.getSelection().getComposedRanges(shadowRoot)[0];

  // Sanity check to make sure we have selected something across the shadow boundary.

  assert_true(composedRange.startContainer == start.firstChild);

  assert_true(composedRange.startOffset == 3);

  assert_true(composedRange.endContainer == end.firstChild);

  assert_true(composedRange.endOffset == 3);

  assert_true(window.getSelection().isCollapsed, "Selection should be collapsed");

  const range = window.getSelection().getRangeAt(0);

  assert_false(range.isPointInRange(inner1, 0), "inner1 is in the shadow tree, should not be in the range");

  assert_true(range.comparePoint(inner1, 0) == -1, "inner1 is in the shadow tree, should return -1 for comparison");

}, "isPointInRange() test for collapsed selection");

test(function() {

  assert_implements(window.getSelection().getComposedRanges, "GetComposedRanges is not supported");

  const start = document.getElementById("start");

  const shadowRoot = document.getElementById("host").shadowRoot;

  const end = document.getElementById("end");

  const inner1 = shadowRoot.getElementById("inner1");

  window.getSelection().setBaseAndExtent(start.firstChild, 3, end.firstChild, 3);

  const composedRange = window.getSelection().getRangeAt(0);

  // Sanity check to make sure we have selected something

  assert_true(composedRange.startContainer == start.firstChild);

  assert_true(composedRange.startOffset == 3);

  assert_true(composedRange.endContainer == end.firstChild);

  assert_true(composedRange.endOffset == 3);

  assert_false(window.getSelection().isCollapsed, "Range should not be collapsed");

  const range = window.getSelection().getRangeAt(0);

  assert_false(range.isPointInRange(inner1, 0), "inner1 is in the shadow tree, should not be in the range");

  // The selection is not collapsed so inner1 is not in the same tree as the selection.

  assert_throws_dom("WrongDocumentError", function() {

    range.comparePoint(inner1, 0);

});

  const host = document.getElementById("host");

  assert_true(range.isPointInRange(host, 0), "host is not in the shadow tree, should be in the range");

  assert_true(range.comparePoint(host, 0) == 0, "host is not in the shadow tree, should return 0 for comparison");

}, "isPointInRange() test for non-collapsed selection");

</script>