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+<!DOCTYPE HTML>
+<!-- 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/. -->
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=348681
+-->
+
+<head>
+ <title>Test for Bug 348681</title>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+ <script src="/tests/SimpleTest/EventUtils.js"></script>
+</head>
+
+<body onload="loaded()">
+ <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=348681">Mozilla Bug 348681</a>
+ <p id="display"></p>
+ <div id="content" style="display: none">
+ </div>
+
+ <pre id="test">
+ <script type="application/javascript">
+
+ /** Test for Bug 348681 **/
+
+ SimpleTest.waitForExplicitFinish();
+
+ function loaded() {
+ SpecialPowers.pushPrefEnv({"set": [["dom.testing.selection.GetRangesForInterval", true]]}, doTest);
+ }
+
+ var rangeChecker = {
+ ranges: [],
+
+ reset: function() {
+ this.ranges = [];
+ },
+
+ check: function(testID, selection) {
+ is(selection.rangeCount, this.ranges.length,
+ "Test "+testID+": correct number of ranges in selection");
+ var rangesMatch = true;
+ var foundMsg = "Found ";
+ var expectedMsg = "Expected ";
+ var maxIndex = Math.max(selection.rangeCount, this.ranges.length);
+ for (var x = 0; x < maxIndex; x++) {
+ var expect = null;
+ if (x < this.ranges.length)
+ expect = this.ranges[x];
+
+ var found = null;
+ if (x < selection.rangeCount)
+ found = selection.getRangeAt(x);
+
+ if (found) {
+ foundMsg +="["+found.startOffset+","+found.endOffset+"] ";
+ }
+ if (expect) {
+ expectedMsg +="["+expect.start+","+expect.end+"] ";
+ }
+
+ if (found && expect) {
+ if (found.startContainer != expect.node ||
+ found.endContainer != expect.node ||
+ found.startOffset != expect.start ||
+ found.endOffset != expect.end)
+ rangesMatch = false;
+ } else {
+ rangesMatch = false;
+ }
+ }
+ var okMsg = "Test "+testID+": correct ranges in selection.";
+ okMsg = okMsg + foundMsg + expectedMsg;
+ ok(rangesMatch, okMsg);
+ },
+
+ addExpected: function(node, start, end) {
+ var expected = {};
+ expected.node = node;
+ expected.start = start;
+ expected.end = end;
+ this.ranges[this.ranges.length] = expected;
+ this.ranges.sort(function(a,b) {return a.start - b.start;});
+ }
+ }
+
+ var intervalChecker = {
+ ranges: [],
+
+ reset: function() {
+ this.ranges = [];
+ },
+
+ check: function(testID, testArr) {
+ is(testArr.length, this.ranges.length,
+ "Test "+testID+": correct number of ranges for interval");
+ var rangesMatch = true;
+ var foundMsg = "Found ";
+ var expectedMsg = "Expected ";
+ var maxIndex = Math.max(testArr.length, this.ranges.length);
+ for (var x = 0; x < maxIndex; x++) {
+ var expect = null;
+ if (x < this.ranges.length)
+ expect = this.ranges[x];
+
+ var found = null;
+ if (x < testArr.length) {
+ // testArr may contain the results coming from
+ // Selection.GetRangesForInterval(), which are
+ // wrappers for the underlying objects, therefore we may
+ // need to unwrap them before comparing them with the
+ // expected objects.
+ found = SpecialPowers.unwrap(testArr[x]);
+ }
+
+ if (found) {
+ foundMsg +="["+found.startOffset+","+found.endOffset+"] ";
+ }
+ if (expect) {
+ expectedMsg +="["+expect.start+","+expect.end+"] ";
+ }
+
+ if (found && expect) {
+ if (found.startContainer != expect.node ||
+ found.endContainer != expect.node ||
+ found.startOffset != expect.start ||
+ found.endOffset != expect.end)
+ rangesMatch = false;
+ } else {
+ rangesMatch = false;
+ }
+ }
+ var okMsg = "Test "+testID+": correct ranges for interval.";
+ okMsg = okMsg + foundMsg + expectedMsg;
+ ok(rangesMatch, okMsg);
+ },
+
+ addExpected: function(node, start, end) {
+ var expected = {};
+ expected.node = node;
+ expected.start = start;
+ expected.end = end;
+ this.ranges[this.ranges.length] = expected;
+ this.ranges.sort(function(a,b) {return a.start - b.start;});
+ }
+ }
+
+ function doTest() {
+ var testNode = document.getElementById("testparagraph").firstChild;
+
+ var selection = window.getSelection();
+ selection.removeAllRanges();
+ ok(selection.rangeCount == 0, "Test 0 - No selections so far");
+
+ // Test 1. Add a single range, to ensure we've not broken anything.
+ var range1 = document.createRange();
+ range1.setStart(testNode, 0);
+ range1.setEnd(testNode, 5);
+ selection.addRange(range1);
+ rangeChecker.addExpected(testNode, 0, 5);
+ rangeChecker.check(1, selection);
+
+ // Test 2. Add a non-overlapping range, to ensure it gets added too.
+ var range2 = document.createRange();
+ range2.setStart(testNode, 8);
+ range2.setEnd(testNode, 10);
+ selection.addRange(range2);
+ rangeChecker.addExpected(testNode, 8, 10);
+ rangeChecker.check(2, selection);
+
+ // Test 3. Add the same range again. This should silently succeed.
+ selection.addRange(range2);
+ rangeChecker.check(3, selection);
+
+ // Test 4. Add a range that is left-adjacent to an existing range.
+ var range3 = document.createRange();
+ range3.setStart(testNode, 6);
+ range3.setEnd(testNode, 8);
+ selection.addRange(range3);
+ rangeChecker.addExpected(testNode, 6, 8);
+ rangeChecker.check(4, selection);
+
+ // Test 5. Add a range that is right-adjacent to an existing range.
+ selection.removeRange(range2);
+ selection.addRange(range2);
+ rangeChecker.check(5, selection);
+
+ // Test 6. Add a range, add a second range that overlaps it.
+ rangeChecker.reset();
+ selection.removeAllRanges();
+ selection.addRange(range2);
+ var range4 = document.createRange();
+ range4.setStart(testNode, 9);
+ range4.setEnd(testNode, 11);
+ selection.addRange(range4);
+ rangeChecker.addExpected(testNode, 8, 9);
+ rangeChecker.addExpected(testNode, 9, 11);
+ rangeChecker.check(6, selection);
+
+ // Test 7. Add a range, and this time a left-hand overlap.
+ rangeChecker.reset();
+ selection.removeAllRanges();
+ var range5 = document.createRange();
+ range5.setStart(testNode, 5);
+ range5.setEnd(testNode, 7);
+ selection.addRange(range3);
+ selection.addRange(range5);
+ rangeChecker.addExpected(testNode, 5, 7);
+ rangeChecker.addExpected(testNode, 7, 8);
+ rangeChecker.check(7, selection);
+
+ // Test 8. Add a range, and add a second range wholly contained
+ // within it.
+ rangeChecker.reset();
+ selection.removeAllRanges();
+ var range6 = document.createRange();
+ range6.setStart(testNode, 0);
+ range6.setEnd(testNode, 10);
+ selection.addRange(range6);
+ selection.addRange(range5);
+ rangeChecker.addExpected(testNode, 0, 5);
+ rangeChecker.addExpected(testNode, 5, 7);
+ rangeChecker.addExpected(testNode, 7, 10);
+ rangeChecker.check(8, selection);
+
+ // Test 9. Add a range that will wholly contain some existing ranges.
+ rangeChecker.reset();
+ selection.addRange(range6);
+ rangeChecker.addExpected(testNode, 0, 10);
+ rangeChecker.check(9, selection);
+
+ // Test 10. This time with the last range being a partial overlap.
+ selection.removeAllRanges();
+ selection.addRange(range1);
+ selection.addRange(range3);
+ selection.addRange(range4);
+ selection.addRange(range6);
+ rangeChecker.addExpected(testNode, 10, 11);
+ rangeChecker.check(10, selection);
+
+ // Test 11. Check we can add a collapsed range without problem.
+ selection.removeAllRanges();
+ rangeChecker.reset();
+ range1.collapse(true);
+ selection.addRange(range1);
+ rangeChecker.addExpected(testNode, 0, 0);
+ rangeChecker.check(11, selection);
+
+ // Test 12. Check we can add a collapsed range twice without a problem.
+ // Part 1 - No other ranges present.
+ selection.addRange(range1);
+ rangeChecker.check(12, selection);
+
+ // Test 13. Check we can add a collapsed range twice without problem.
+ // Part 2 - Collapsed range is before all existing ranges.
+ selection.removeAllRanges();
+ rangeChecker.reset();
+ selection.addRange(range2);
+ selection.addRange(range1);
+ selection.addRange(range1);
+ rangeChecker.addExpected(testNode, 0, 0);
+ rangeChecker.addExpected(testNode, 8, 10);
+ rangeChecker.check(13, selection);
+
+ // Test 14. Check we can add a collapsed range twice without problem.
+ // Part 3 - Collapsed range is after all existing ranges.
+ selection.removeAllRanges();
+ rangeChecker.reset();
+ selection.addRange(range3);
+ range4.collapse(false);
+ selection.addRange(range3);
+ selection.addRange(range4);
+ rangeChecker.addExpected(testNode, 6, 8);
+ rangeChecker.addExpected(testNode, 11, 11);
+ rangeChecker.check(14, selection);
+
+ // Test 15. Check that when adding a range where after overlap
+ // adjustment an exisiting range would collapse that the collapsed range
+ // is removed - part 1 (LHS).
+ selection.removeAllRanges();
+ rangeChecker.reset();
+ selection.addRange(range2);
+ var range7 = document.createRange();
+ range7.setStart(testNode, 6);
+ range7.setEnd(testNode, 10);
+ selection.addRange(range7);
+ rangeChecker.addExpected(testNode, 6, 10);
+ rangeChecker.check(15, selection);
+
+ // Test 16. Check that when adding a range where after overlap
+ // adjustment an exisiting range would collapse that the collapsed range
+ // is removed - part 2 (RHS).
+ selection.removeAllRanges();
+ selection.addRange(range3);
+ selection.addRange(range7);
+ rangeChecker.check(16, selection);
+
+ // Test 17. Check GetRangesForInterval returns correct results.
+ // Part 1 - Test interval matches a range, adjacency not allowed.
+ selection.removeAllRanges();
+ selection.addRange(range2);
+ selection.addRange(range3);
+ var range8 = document.createRange();
+ range8.setStart(testNode, 10);
+ range8.setEnd(testNode, 12);
+ selection.addRange(range8);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 8, 10);
+ var privSel = SpecialPowers.wrap(selection);
+ var results = privSel.GetRangesForInterval(testNode, 8, testNode, 10,
+ false);
+ intervalChecker.check(17, results);
+
+ // Test 18. Check GetRangesForInterval returns correct results.
+ // Part 2 - Test interval matches a range, adjacent ranges allowed.
+ intervalChecker.addExpected(testNode, 6, 8);
+ intervalChecker.addExpected(testNode, 10, 12);
+ results = privSel.GetRangesForInterval(testNode, 8, testNode, 10,
+ true);
+ intervalChecker.check(18, results);
+
+ // Test 19. Check GetRangesForInterval returns correct results.
+ // Part 3 - Test interval not selected.
+ intervalChecker.reset();
+ results = privSel.GetRangesForInterval(testNode, 14, testNode, 16,
+ true);
+ intervalChecker.check(19, results);
+
+ // Test 20. Check GetRangesForInterval returns correct results.
+ // Part 4 - Test interval is not equal to, and entirely contained in
+ // an existing range.
+ selection.removeAllRanges();
+ selection.addRange(range6);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 0, 10);
+ results = privSel.GetRangesForInterval(testNode, 5, testNode, 7,
+ true);
+ intervalChecker.check(20, results);
+
+ // Test 21. Check GetRangesForInterval returns correct results.
+ // Part 5 - Test interval is not equal to, and entirely contains an
+ // existing range.
+ selection.removeAllRanges();
+ selection.addRange(range3);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 6, 8);
+ results = privSel.GetRangesForInterval(testNode, 5, testNode, 9,
+ true);
+ intervalChecker.check(21, results);
+
+ // Test 22. Check GetRangesForInterval returns correct results.
+ // Part 6 - Test interval is end-adjacent to range at position 0 in
+ // the range array, and adjacencies permitted.
+ selection.removeAllRanges();
+ selection.addRange(range2);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 8, 10);
+ results = privSel.GetRangesForInterval(testNode, 6, testNode, 8,
+ true);
+ intervalChecker.check(22, results);
+
+ // Test 23. Check GetRangesForInterval returns correct results.
+ // Part 7 - Test interval is end-adjacent to range at position 0 in
+ // the range array, and adjacencies not permitted.
+ intervalChecker.reset();
+ results = privSel.GetRangesForInterval(testNode, 6, testNode, 8,
+ false);
+ intervalChecker.check(23, results);
+
+ // Test 24. Check GetRangesForInterval returns correct results.
+ // Part 8 - Test interval is start-adjacent to last range in array,
+ // and adjacencies permitted.
+ intervalChecker.addExpected(testNode, 8, 10);
+ results = privSel.GetRangesForInterval(testNode, 10, testNode, 12,
+ true);
+ intervalChecker.check(24, results);
+
+ // Test 25. Check GetRangesForInterval returns correct results.
+ // Part 9 - Test interval is start-adjacent to last range in array,
+ // and adjacencies not permitted.
+ intervalChecker.reset();
+ results = privSel.GetRangesForInterval(testNode, 10, testNode, 12,
+ false);
+ intervalChecker.check(25, results);
+
+ // Test 26. Check GetRangesForInterval returns correct results.
+ // Part 10 - Test interval is equal to a collapsed range at position 0
+ // in the range array, and adjacencies permitted.
+ selection.removeAllRanges();
+ selection.addRange(range4);
+ intervalChecker.addExpected(testNode, 11, 11);
+ results = privSel.GetRangesForInterval(testNode, 11, testNode, 11,
+ true);
+ intervalChecker.check(26, results);
+
+ // Test 27. Check GetRangesForInterval returns correct results.
+ // Part 11 - Test interval is equal to a collapsed range at position 0
+ // in the range array, and adjacencies not permitted.
+ results = privSel.GetRangesForInterval(testNode, 11, testNode, 11,
+ false);
+ intervalChecker.check(27, results);
+
+ // Test 28. Check GetRangesForInterval returns correct results.
+ // Part 12 - Test interval is equal to a collapsed range at end of the
+ // range array, and adjacencies permitted.
+ selection.removeAllRanges();
+ selection.addRange(range2);
+ selection.addRange(range4);
+ results = privSel.GetRangesForInterval(testNode, 11, testNode, 11,
+ true);
+ intervalChecker.check(28, results);
+
+ // Test 29. Check GetRangesForInterval returns correct results.
+ // Part 13 - Test interval is equal to a collapsed range at end of the
+ // range array, and adjacencies not permitted.
+ results = privSel.GetRangesForInterval(testNode, 11, testNode, 11,
+ false);
+ intervalChecker.check(29, results);
+
+ // Test 30. Check GetRangesForInterval returns correct results.
+ // Part 14 - Test interval is a collapsed range contained in an
+ // existing range.
+ selection.removeAllRanges();
+ selection.addRange(range3);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 6, 8);
+ results = privSel.GetRangesForInterval(testNode, 7, testNode, 7,
+ true);
+ intervalChecker.check(30, results);
+
+ // Test 31. Check GetRangesForInterval returns correct results.
+ // Part 15 - Test interval equals a collapsed range which is not stored
+ // at either endpoint of the selection's range array,
+ // adjacencies not allowed.
+ selection.removeAllRanges();
+ range3.collapse(false);
+ selection.addRange(range5);
+ selection.addRange(range3);
+ selection.addRange(range8);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 8, 8);
+ results = privSel.GetRangesForInterval(testNode, 8, testNode, 8,
+ false);
+ intervalChecker.check(31, results);
+
+ // Test 32. Check GetRangesForInterval returns correct results.
+ // Part 16 - Test interval equals a collapsed range which is not stored
+ // at either endpoint of the selection's range array,
+ // adjacencies allowed.
+ results = privSel.GetRangesForInterval(testNode, 8, testNode, 8,
+ true);
+ intervalChecker.check(32, results);
+
+ // Test 33. Check GetRangesForInterval returns correct results.
+ // Part 17 - Test interval contains a collapsed range which is not
+ // stored at either endpoint of the selection's range array.
+ results = privSel.GetRangesForInterval(testNode, 7, testNode, 9,
+ false);
+ intervalChecker.check(33, results);
+
+ // Test 34. Check GetRangesForInterval returns correct results.
+ // Part 18 - Test interval left-ovelaps an existing range.
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 5, 7);
+ results = privSel.GetRangesForInterval(testNode, 2, testNode, 6,
+ true);
+ intervalChecker.check(34, results);
+
+ // Test 35. Check GetRangesForInterval returns correct results.
+ // Part 19 - Test interval right-ovelaps an existing range.
+ selection.removeAllRanges();
+ selection.addRange(range8);
+ intervalChecker.reset();
+ intervalChecker.addExpected(testNode, 10, 12);
+ results = privSel.GetRangesForInterval(testNode, 11, testNode, 13,
+ true);
+ intervalChecker.check(35, results);
+
+ SimpleTest.finish();
+ }
+ </script>
+ </pre>
+
+ <p id="testparagraph">
+This will be the first child of the p node above. The intention is that it is a suitably long text node to which we can add multiple ranges in order to test the various aspects of the bug.
+</p>
+</body>
+</html>