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diff --git a/layout/generic/test/test_bug348681.html b/layout/generic/test/test_bug348681.html new file mode 100644 index 0000000000..71edd2ffd1 --- /dev/null +++ b/layout/generic/test/test_bug348681.html @@ -0,0 +1,490 @@ +<!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> |