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<!DOCTYPE html>
<meta charset="utf-8">
<title>execCommand() should only trigger 'input'</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="txt" contenteditable></div>
<script>
(function() {
let lastBeforeInputType = '';
let lastBeforeInputData = '';
let lastBeforeInputDataTransfer = undefined;
let lastInputType = '';
let lastInputData = '';
let lastInputDataTransfer = undefined;
const txt = document.getElementById('txt');
txt.addEventListener('beforeinput', function(event) {
assert_true(event instanceof InputEvent);
assert_false(event.isComposing);
lastBeforeInputType = event.inputType;
lastBeforeInputData = event.data;
lastBeforeInputDataTransfer = event.dataTransfer;
});
txt.addEventListener('input', function(event) {
assert_true(event instanceof InputEvent);
assert_false(event.isComposing);
lastInputType = event.inputType;
lastInputData = event.data;
lastInputDataTransfer = event.dataTransfer;
});
const NO_INPUT_EVENT_FIRED = 'NO_INPUT_EVENT_FIRED';
function testExecCommandInputType(command, args, inputType, data, dataTransfer) {
const description = `Calling execCommand("${command}", false, ${args})`;
lastBeforeInputType = NO_INPUT_EVENT_FIRED;
lastBeforeInputData = NO_INPUT_EVENT_FIRED;
lastBeforeInputDataTransfer = NO_INPUT_EVENT_FIRED;
lastInputType = NO_INPUT_EVENT_FIRED;
lastInputData = NO_INPUT_EVENT_FIRED;
lastInputDataTransfer = NO_INPUT_EVENT_FIRED;
test(function() {
try {
document.execCommand(command, false, args);
} catch (e) {
assert_true(false, `execCommand shouldn't cause any exception: ${e}`);
}
}, description + " (calling execCommand)");
test(function() {
assert_equals(lastBeforeInputType, NO_INPUT_EVENT_FIRED);
assert_equals(lastBeforeInputData, NO_INPUT_EVENT_FIRED);
assert_equals(lastBeforeInputDataTransfer, NO_INPUT_EVENT_FIRED);
}, description + " (shouldn't fire beforeinput)");
test(function() {
assert_equals(lastInputType, inputType);
}, description + " (inputType value)");
if (lastInputType === NO_INPUT_EVENT_FIRED) {
return;
}
test(function() {
assert_equals(lastInputData, data);
}, description + " (data value)");
if (dataTransfer === null) {
test(function() {
assert_equals(lastInputDataTransfer, dataTransfer,
`${description} should produce dataTransfer: null`);
}, description + " (dataTransfer value)");
} else {
for (let item of dataTransfer) {
test(function() {
try {
assert_equals(lastInputDataTransfer.getData(item.type), item.data,
`${description} should produce dataTransfer.getData(${item.type}): ${item.data}`);
} catch (e) {
assert_true(false, `calling dataTransfer.getData(${item.type}) caused exception: ${e}`);
}
}, `${description} (dataTransfer value, ${item.type})`);
test(function() {
try {
lastInputDataTransfer.clearData(item.type);
} catch (e) {
assert_true(false, `calling dataTransfer.clearData(${item.type}) caused exception: ${e}`);
}
assert_equals(lastInputDataTransfer.getData(item.type), item.data,
`${description} dataTransfer.clearData(${item.type}) should do nothing`);
}, `${description} (dataTransfer.clearData(${item.type}))`);
test(function() {
try {
lastInputDataTransfer.setData(item.type, "foo");
} catch (e) {
assert_true(false, `calling dataTransfer.setData(${item.type}) caused exception: ${e}`);
}
assert_equals(lastInputDataTransfer.getData(item.type), item.data,
`${description} dataTransfer.setData(${item.type}, "foo") should do nothing`);
}, `${description} (dataTransfer.setData(${item.type}))`);
}
}
}
txt.focus();
// InsertText
testExecCommandInputType('insertText', 'a', 'insertText', 'a', null);
testExecCommandInputType('insertText', 'bc', 'insertText', 'bc', null);
test(function() {
assert_equals(txt.innerHTML, 'abc');
}, "execCommand(\"insertText\") should insert \"abc\" into the editor");
testExecCommandInputType('insertOrderedList', null, 'insertOrderedList', null, null);
test(function() {
assert_equals(txt.innerHTML, '<ol><li>abc</li></ol>');
}, "execCommand(\"insertOrderedList\") should make <ol> and wrap the text with it");
testExecCommandInputType('insertUnorderedList', null, 'insertUnorderedList', null, null);
test(function() {
assert_equals(txt.innerHTML, '<ul><li>abc</li></ul>');
}, "execCommand(\"insertUnorderedList\") should make <ul> and wrap the text with it");
testExecCommandInputType('insertLineBreak', null, 'insertLineBreak', null, null);
testExecCommandInputType('insertParagraph', null, 'insertParagraph', null, null);
txt.innerHTML = '';
testExecCommandInputType('insertHorizontalRule', null, 'insertHorizontalRule', null, null);
// Styling
txt.innerHTML = 'abc';
var selection = window.getSelection();
selection.collapse(txt, 0);
selection.extend(txt, 1);
testExecCommandInputType('bold', null, 'formatBold', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b>abc</b>');
}, "execCommand(\"bold\") should wrap selected text with <b> element");
testExecCommandInputType('italic', null, 'formatItalic', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b><i>abc</i></b>');
}, "execCommand(\"italic\") should wrap selected text with <i> element");
testExecCommandInputType('underline', null, 'formatUnderline', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b><i><u>abc</u></i></b>');
}, "execCommand(\"underline\") should wrap selected text with <u> element");
testExecCommandInputType('strikeThrough', null, 'formatStrikeThrough', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b><i><u><strike>abc</strike></u></i></b>');
}, "execCommand(\"strikeThrough\") should wrap selected text with <strike> element");
testExecCommandInputType('superscript', null, 'formatSuperscript', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b><i><u><strike><sup>abc</sup></strike></u></i></b>');
}, "execCommand(\"superscript\") should wrap selected text with <sup> element");
testExecCommandInputType('subscript', null, 'formatSubscript', null, null);
test(function() {
assert_equals(txt.innerHTML, '<b><i><u><strike><sub>abc</sub></strike></u></i></b>');
}, "execCommand(\"subscript\") should wrap selected text with <sub> element");
txt.innerHTML = 'abc';
selection.collapse(txt, 0);
selection.extend(txt, 1);
for (let test of [{command: 'backColor', inputType: 'formatBackColor'},
{command: 'foreColor', inputType: 'formatFontColor'},
{command: 'hiliteColor', inputType: 'formatBackColor'}]) {
testExecCommandInputType(test.command, '#FF0000', test.inputType, 'rgb(255, 0, 0)', null);
testExecCommandInputType(test.command, '#00FF00FF', test.inputType, 'rgb(0, 255, 0)', null);
testExecCommandInputType(test.command, '#0000FF88', test.inputType, 'rgba(0, 0, 255, 0.533)', null);
testExecCommandInputType(test.command, 'orange', test.inputType, 'rgb(255, 165, 0)', null);
testExecCommandInputType(test.command, 'Inherit', test.inputType, 'inherit', null);
testExecCommandInputType(test.command, 'Initial', test.inputType, 'initial', null);
testExecCommandInputType(test.command, 'Reset', test.inputType, 'reset', null);
testExecCommandInputType(test.command, 'transparent', test.inputType, 'rgba(0, 0, 0, 0)', null);
testExecCommandInputType(test.command, 'CurrentColor', test.inputType, 'currentcolor', null);
testExecCommandInputType(test.command, 'Invalid-Value', test.inputType, 'Invalid-Value', null);
}
testExecCommandInputType('fontName', 'monospace', 'formatFontName', 'monospace', null);
testExecCommandInputType('fontName', ' monospace ', 'formatFontName', ' monospace ', null);
testExecCommandInputType('fontName', ' monospace ', 'formatFontName', ' monospace ', null);
// Formating
txt.innerHTML = 'abc';
testExecCommandInputType('justifyCenter', null, 'formatJustifyCenter', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="text-align: center;">abc</div>');
}, "execCommand(\"justifyCenter\") should wrap the text with <div> element whose text-align is center");
testExecCommandInputType('justifyFull', null, 'formatJustifyFull', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="text-align: justify;">abc</div>');
}, "execCommand(\"justifyFull\") should wrap the text with <div> element whose text-align is justify");
testExecCommandInputType('justifyRight', null, 'formatJustifyRight', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="text-align: right;">abc</div>');
}, "execCommand(\"justifyRight\") should wrap the text with <div> element whose text-align is right");
testExecCommandInputType('justifyLeft', null, 'formatJustifyLeft', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="text-align: left;">abc</div>');
}, "execCommand(\"justifyLeft\") should wrap the text with <div> element whose text-align is left");
selection.collapse(txt, 0);
selection.extend(txt, 1);
testExecCommandInputType('removeFormat', null, 'formatRemove', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="">abc</div>');
}, "execCommand(\"removeFormat\") should remove the style of current block");
testExecCommandInputType('indent', null, 'formatIndent', null, null);
testExecCommandInputType('outdent', null, 'formatOutdent', null, null);
test(function() {
assert_equals(txt.innerHTML, '<div style="">abc</div>');
}, "Set of execCommand(\"indent\") and execCommand(\"outdent\") should keep same DOM tree");
// Copy shouldn't fire 'input'.
txt.innerHTML = 'ab<b>c</b>def';
selection.collapse(txt.firstChild, 1);
selection.extend(txt.firstChild.nextSibling.nextSibling, 1);
testExecCommandInputType('copy', null, NO_INPUT_EVENT_FIRED, NO_INPUT_EVENT_FIRED, NO_INPUT_EVENT_FIRED);
// Cut/Paste should fire 'input'.
testExecCommandInputType('cut', null, 'deleteByCut', null, null);
// XXX How can we test 'text/html' case? The detail of copied HTML fragment depends on browser.
testExecCommandInputType('paste', null, 'insertFromPaste', null, [{type: 'text/plain', data: 'bcd'}]);
// Link and Unlink
txt.innerHTML = 'abc';
selection.collapse(txt.firstChild, 1);
selection.extend(txt.firstChild, 2);
testExecCommandInputType('createLink', 'https://example.com/', 'insertLink', 'https://example.com/', null);
test(function() {
assert_equals(txt.innerHTML, 'a<a href="https://example.com/">b</a>c');
}, "execCommand(\"createLink\") should create a link with absolute URL");
testExecCommandInputType('unlink', null, '', null, null);
test(function() {
assert_equals(txt.innerHTML, 'abc');
}, "execCommand(\"createLink\") should remove the link");
txt.innerHTML = 'abc';
selection.collapse(txt.firstChild, 1);
selection.extend(txt.firstChild, 2);
testExecCommandInputType('createLink', 'foo.html', 'insertLink', 'foo.html', null);
test(function() {
assert_equals(txt.innerHTML, 'a<a href="foo.html">b</a>c');
}, "execCommand(\"createLink\") should create a link with relative URL");
})();
</script>
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