зеркало из https://github.com/mozilla/gecko-dev.git
213 строки
7.7 KiB
HTML
213 строки
7.7 KiB
HTML
<!doctype html>
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<title>Test for nsSelectionMoveCommands</title>
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<link rel=stylesheet href="/tests/SimpleTest/test.css">
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/SpawnTask.js"></script>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=454004">Mozilla Bug 454004</a>
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<iframe id="edit" width="200" height="100" src="about:blank"></iframe>
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<script>
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SimpleTest.waitForExplicitFinish();
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SimpleTest.requestFlakyTimeout("Legacy test, possibly no good reason");
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var winUtils = SpecialPowers.getDOMWindowUtils(window);
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function* setup() {
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yield SpecialPowers.pushPrefEnv({set: [["general.smoothScroll", false]]});
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winUtils.advanceTimeAndRefresh(100);
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}
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function* runTests() {
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var e = document.getElementById("edit");
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var doc = e.contentDocument;
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var win = e.contentWindow;
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var root = doc.documentElement;
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var body = doc.body;
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body.style.fontSize='16px';
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body.style.lineHeight='16px';
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body.style.height='400px';
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body.style.padding='0px';
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body.style.margin='0px';
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body.style.borderWidth='0px';
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var sel = win.getSelection();
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doc.designMode='on';
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body.innerHTML = "1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br>";
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win.focus();
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// Flush out layout to make sure that the subdocument will be the size we
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// expect by the time we try to scroll it.
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is(body.getBoundingClientRect().height, 400,
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"Body height should be what we set it to");
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yield;
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function testScrollCommand(cmd, expectTop) {
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// http://dev.w3.org/csswg/cssom-view/#dom-element-getboundingclientrect
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// doesn't explicitly rule out -0 here, but for now assume that only
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// positive zeroes are permitted.
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is(root.getBoundingClientRect().top, -expectTop + 0, cmd);
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}
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function testMoveCommand(cmd, expectNode, expectOffset) {
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SpecialPowers.doCommand(window, cmd);
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is(sel.isCollapsed, true, "collapsed after " + cmd);
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is(sel.anchorNode, expectNode, "node after " + cmd);
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is(sel.anchorOffset, expectOffset, "offset after " + cmd);
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}
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function findChildNum(e, child) {
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var i = 0;
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var n = e.firstChild;
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while (n && n != child) {
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n = n.nextSibling;
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++i;
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}
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if (!n)
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return -1;
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return i;
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}
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function testPageMoveCommand(cmd, expectOffset) {
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SpecialPowers.doCommand(window, cmd);
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is(sel.isCollapsed, true, "collapsed after " + cmd);
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is(sel.anchorOffset, expectOffset, "offset after " + cmd);
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return findChildNum(body, sel.anchorNode);
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}
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function testSelectCommand(cmd, expectNode, expectOffset) {
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var anchorNode = sel.anchorNode;
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var anchorOffset = sel.anchorOffset;
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SpecialPowers.doCommand(window, cmd);
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is(sel.isCollapsed, false, "not collapsed after " + cmd);
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is(sel.anchorNode, anchorNode, "anchor not moved after " + cmd);
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is(sel.anchorOffset, anchorOffset, "anchor not moved after " + cmd);
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is(sel.focusNode, expectNode, "node after " + cmd);
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is(sel.focusOffset, expectOffset, "offset after " + cmd);
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}
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function testPageSelectCommand(cmd, expectOffset) {
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var anchorNode = sel.anchorNode;
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var anchorOffset = sel.anchorOffset;
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SpecialPowers.doCommand(window, cmd);
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is(sel.isCollapsed, false, "not collapsed after " + cmd);
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is(sel.anchorNode, anchorNode, "anchor not moved after " + cmd);
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is(sel.anchorOffset, anchorOffset, "anchor not moved after " + cmd);
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is(sel.focusOffset, expectOffset, "offset after " + cmd);
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return findChildNum(body, sel.focusNode);
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}
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function node(i) {
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var n = body.firstChild;
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while (i > 0) {
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n = n.nextSibling;
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--i;
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}
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return n;
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}
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SpecialPowers.doCommand(window, "cmd_scrollBottom");
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yield;
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testScrollCommand("cmd_scrollBottom", root.scrollHeight - 100);
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SpecialPowers.doCommand(window, "cmd_scrollTop");
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yield;
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testScrollCommand("cmd_scrollTop", 0);
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SpecialPowers.doCommand(window, "cmd_scrollPageDown");
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yield;
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var pageHeight = -root.getBoundingClientRect().top;
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ok(pageHeight > 0, "cmd_scrollPageDown works");
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ok(pageHeight <= 100, "cmd_scrollPageDown doesn't scroll too much");
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SpecialPowers.doCommand(window, "cmd_scrollBottom");
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SpecialPowers.doCommand(window, "cmd_scrollPageUp");
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yield;
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testScrollCommand("cmd_scrollPageUp", root.scrollHeight - 100 - pageHeight);
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SpecialPowers.doCommand(window, "cmd_scrollTop");
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SpecialPowers.doCommand(window, "cmd_scrollLineDown");
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yield;
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var lineHeight = -root.getBoundingClientRect().top;
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ok(lineHeight > 0, "Can scroll by lines");
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SpecialPowers.doCommand(window, "cmd_scrollBottom");
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SpecialPowers.doCommand(window, "cmd_scrollLineUp");
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yield;
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testScrollCommand("cmd_scrollLineUp", root.scrollHeight - 100 - lineHeight);
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var runSelectionTests = function(selectWordNextNode, selectWordNextOffset) {
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testMoveCommand("cmd_moveBottom", body, 23);
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testMoveCommand("cmd_moveTop", node(0), 0);
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testSelectCommand("cmd_selectBottom", body, 23);
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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testSelectCommand("cmd_selectTop", node(0), 0);
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SpecialPowers.doCommand(window, "cmd_moveTop");
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testMoveCommand("cmd_lineNext", node(2), 0);
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testMoveCommand("cmd_linePrevious", node(0), 0);
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testSelectCommand("cmd_selectLineNext", node(2), 0);
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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testSelectCommand("cmd_selectLinePrevious", node(20), 2);
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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testMoveCommand("cmd_charPrevious", node(22), 1);
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testMoveCommand("cmd_charNext", node(22), 2);
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testSelectCommand("cmd_selectCharPrevious", node(22), 1);
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SpecialPowers.doCommand(window, "cmd_moveTop");
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testSelectCommand("cmd_selectCharNext", node(0), 1);
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SpecialPowers.doCommand(window, "cmd_moveTop");
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testMoveCommand("cmd_endLine", node(0), 1);
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testMoveCommand("cmd_beginLine", node(0), 0);
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testSelectCommand("cmd_selectEndLine", node(0), 1);
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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testSelectCommand("cmd_selectBeginLine", node(22), 0);
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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testMoveCommand("cmd_wordPrevious", node(22), 0);
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testMoveCommand("cmd_wordNext", body, 23);
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testSelectCommand("cmd_selectWordPrevious", node(22), 0);
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SpecialPowers.doCommand(window, "cmd_moveTop");
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testSelectCommand("cmd_selectWordNext", selectWordNextNode, selectWordNextOffset);
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SpecialPowers.doCommand(window, "cmd_moveTop");
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var lineNum = testPageMoveCommand("cmd_movePageDown", 0);
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ok(lineNum > 0, "cmd_movePageDown works");
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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SpecialPowers.doCommand(window, "cmd_beginLine");
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is(testPageMoveCommand("cmd_movePageUp", 0), 22 - lineNum, "cmd_movePageUp");
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SpecialPowers.doCommand(window, "cmd_moveTop");
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is(testPageSelectCommand("cmd_selectPageDown", 0), lineNum, "cmd_selectPageDown");
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SpecialPowers.doCommand(window, "cmd_moveBottom");
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SpecialPowers.doCommand(window, "cmd_beginLine");
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is(testPageSelectCommand("cmd_selectPageUp", 0), 22 - lineNum, "cmd_selectPageUp");
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}
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yield SpecialPowers.pushPrefEnv({set: [["layout.word_select.eat_space_to_next_word", false]]});
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runSelectionTests(body, 1);
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yield SpecialPowers.pushPrefEnv({set: [["layout.word_select.eat_space_to_next_word", true]]});
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runSelectionTests(node(2), 0);
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}
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function cleanup() {
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winUtils.restoreNormalRefresh();
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SimpleTest.finish();
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}
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async function testRunner() {
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let curTest = runTests();
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while (true) {
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winUtils.advanceTimeAndRefresh(100);
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if (curTest.next().done) {
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break;
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}
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winUtils.advanceTimeAndRefresh(100);
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await new Promise(resolve => setTimeout(resolve, 20));
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}
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}
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spawn_task(setup)
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.then(() => spawn_task(testRunner))
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.then(() => spawn_task(cleanup))
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.catch(err => ok(false, err));
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</script>
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