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<html>
<head>
<title>Test for key event handler of text editor</title>
<script type="text/javascript"
src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript"
src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css"
href="chrome://mochikit/content/tests/SimpleTest/test.css" />
</head>
<body>
<div id="display">
<input type="text" id="inputField">
<input type="password" id="passwordField">
<textarea id="textarea"></textarea>
</div>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
<script class="testbody" type="application/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(runTests, window);
var inputField = document.getElementById("inputField");
var passwordField = document.getElementById("passwordField");
var textarea = document.getElementById("textarea");
const kIsMac = navigator.platform.indexOf("Mac") == 0;
const kIsWin = navigator.platform.indexOf("Win") == 0;
const kIsLinux = navigator.platform.indexOf("Linux") == 0;
function runTests()
{
var fm = SpecialPowers.Cc["@mozilla.org/focus-manager;1"].
getService(SpecialPowers.Ci.nsIFocusManager);
var capturingPhase = { fired: false, prevented: false };
var bubblingPhase = { fired: false, prevented: false };
var listener = {
handleEvent: function _hv(aEvent)
{
is(aEvent.type, "keypress", "unexpected event is handled");
switch (aEvent.eventPhase) {
case aEvent.CAPTURING_PHASE:
capturingPhase.fired = true;
capturingPhase.prevented = aEvent.defaultPrevented;
break;
case aEvent.BUBBLING_PHASE:
bubblingPhase.fired = true;
bubblingPhase.prevented = aEvent.defaultPrevented;
aEvent.preventDefault(); // prevent the browser default behavior
break;
default:
ok(false, "event is handled in unexpected phase");
}
}
};
function check(aDescription,
aFiredOnCapture, aFiredOnBubbling, aPreventedOnBubbling)
{
function getDesciption(aExpected)
{
return aDescription + (aExpected ? " wasn't " : " was ");
}
is(capturingPhase.fired, aFiredOnCapture,
getDesciption(aFiredOnCapture) + "fired on capture phase");
is(bubblingPhase.fired, aFiredOnBubbling,
getDesciption(aFiredOnBubbling) + "fired on bubbling phase");
// If the event is fired on bubbling phase and it was already prevented
// on capture phase, it must be prevented on bubbling phase too.
if (capturingPhase.prevented) {
todo(false, aDescription +
" was consumed already, so, we cannot test the editor behavior actually");
aPreventedOnBubbling = true;
}
is(bubblingPhase.prevented, aPreventedOnBubbling,
getDesciption(aPreventedOnBubbling) + "prevented on bubbling phase");
}
var parentElement = document.getElementById("display");
SpecialPowers.addSystemEventListener(parentElement, "keypress", listener,
true);
SpecialPowers.addSystemEventListener(parentElement, "keypress", listener,
false);
function doTest(aElement, aDescription, aIsSingleLine, aIsReadonly,
aIsTabbable)
{
function reset(aText)
{
capturingPhase.fired = false;
capturingPhase.prevented = false;
bubblingPhase.fired = false;
bubblingPhase.prevented = false;
aElement.value = aText;
}
if (document.activeElement) {
document.activeElement.blur();
}
aDescription += ": "
aElement.focus();
is(SpecialPowers.unwrap(fm.focusedElement), aElement, aDescription + "failed to move focus");
// Backspace key:
// If editor is readonly, it doesn't consume.
// If editor is editable, it consumes backspace and shift+backspace.
// Otherwise, editor doesn't consume the event but the native key
// bindings on nsTextControlFrame may consume it.
reset("");
synthesizeKey("VK_BACK_SPACE", { });
check(aDescription + "Backspace", true, true, true);
reset("");
synthesizeKey("VK_BACK_SPACE", { shiftKey: true });
check(aDescription + "Shift+Backspace", true, true, true);
reset("");
synthesizeKey("VK_BACK_SPACE", { ctrlKey: true });
// Win: cmd_deleteWordBackward
check(aDescription + "Ctrl+Backspace",
true, true, aIsReadonly || kIsWin);
reset("");
synthesizeKey("VK_BACK_SPACE", { altKey: true });
// Win: cmd_undo
// Mac: cmd_deleteWordBackward
check(aDescription + "Alt+Backspace",
true, true, aIsReadonly || kIsWin || kIsMac);
reset("");
synthesizeKey("VK_BACK_SPACE", { metaKey: true });
check(aDescription + "Meta+Backspace", true, true, aIsReadonly);
reset("");
synthesizeKey("VK_BACK_SPACE", { osKey: true });
check(aDescription + "OS+Backspace", true, true, aIsReadonly);
// Delete key:
// If editor is readonly, it doesn't consume.
// If editor is editable, delete is consumed.
// Otherwise, editor doesn't consume the event but the native key
// bindings on nsTextControlFrame may consume it.
reset("");
synthesizeKey("VK_DELETE", { });
// Linux: native handler
// Mac: cmd_deleteCharForward
check(aDescription + "Delete",
true, true, !aIsReadonly || kIsLinux || kIsMac);
reset("");
// Win: cmd_cutOrDelete
// Linux: cmd_cut
// Mac: cmd_deleteCharForward
synthesizeKey("VK_DELETE", { shiftKey: true });
check(aDescription + "Shift+Delete",
true, true, true);
reset("");
synthesizeKey("VK_DELETE", { ctrlKey: true });
// Win: cmd_deleteWordForward
// Linux: cmd_copy
check(aDescription + "Ctrl+Delete",
true, true, kIsWin || kIsLinux);
reset("");
synthesizeKey("VK_DELETE", { altKey: true });
// Mac: cmd_deleteWordForward
check(aDescription + "Alt+Delete",
true, true, kIsMac);
reset("");
synthesizeKey("VK_DELETE", { metaKey: true });
// Linux: native handler consumed.
check(aDescription + "Meta+Delete",
true, true, kIsLinux);
reset("");
synthesizeKey("VK_DELETE", { osKey: true });
check(aDescription + "OS+Delete",
true, true, false);
// XXX input.value returns "\n" when it's empty, so, we should use dummy
// value ("a") for the following tests.
// Return key:
// If editor is readonly, it doesn't consume.
// If editor is editable and not single line editor, it consumes Return
// and Shift+Return.
// Otherwise, editor doesn't consume the event.
reset("a");
synthesizeKey("VK_RETURN", { });
check(aDescription + "Return",
true, true, !aIsSingleLine && !aIsReadonly);
is(aElement.value, !aIsSingleLine && !aIsReadonly ? "a\n" : "a",
aDescription + "Return");
reset("a");
synthesizeKey("VK_RETURN", { shiftKey: true });
check(aDescription + "Shift+Return",
true, true, !aIsSingleLine && !aIsReadonly);
is(aElement.value, !aIsSingleLine && !aIsReadonly ? "a\n" : "a",
aDescription + "Shift+Return");
reset("a");
synthesizeKey("VK_RETURN", { ctrlKey: true });
check(aDescription + "Ctrl+Return", true, true, false);
is(aElement.value, "a", aDescription + "Ctrl+Return");
reset("a");
synthesizeKey("VK_RETURN", { altKey: true });
check(aDescription + "Alt+Return", true, true, false);
is(aElement.value, "a", aDescription + "Alt+Return");
reset("a");
synthesizeKey("VK_RETURN", { metaKey: true });
check(aDescription + "Meta+Return", true, true, false);
is(aElement.value, "a", aDescription + "Meta+Return");
reset("a");
synthesizeKey("VK_RETURN", { osKey: true });
check(aDescription + "OS+Return", true, true, false);
is(aElement.value, "a", aDescription + "OS+Return");
// Tab key:
// If editor is tabbable, editor doesn't consume all tab key events.
// Otherwise, editor consumes tab key event without any modifier keys.
reset("a");
synthesizeKey("VK_TAB", { });
check(aDescription + "Tab",
true, true, !aIsTabbable && !aIsReadonly);
is(aElement.value, !aIsTabbable && !aIsReadonly ? "a\t" : "a",
aDescription + "Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Tab)");
// If the editor is not tabbable, make sure that it accepts tab characters
// even if it's empty.
if (!aIsTabbable && !aIsReadonly) {
reset("");
synthesizeKey("VK_TAB", {});
check(aDescription + "Tab on empty textarea",
true, true, !aIsReadonly);
is(aElement.value, "\t", aDescription + "Tab on empty textarea");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Tab on empty textarea");
}
reset("a");
synthesizeKey("VK_TAB", { shiftKey: true });
check(aDescription + "Shift+Tab", true, true, false);
is(aElement.value, "a", aDescription + "Shift+Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Shift+Tab)");
// Ctrl+Tab should be consumed by tabbrowser at keydown, so, keypress
// event should never be fired.
reset("a");
synthesizeKey("VK_TAB", { ctrlKey: true });
check(aDescription + "Ctrl+Tab", false, false, false);
is(aElement.value, "a", aDescription + "Ctrl+Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Ctrl+Tab)");
reset("a");
synthesizeKey("VK_TAB", { altKey: true });
check(aDescription + "Alt+Tab", true, true, false);
is(aElement.value, "a", aDescription + "Alt+Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Alt+Tab)");
reset("a");
synthesizeKey("VK_TAB", { metaKey: true });
check(aDescription + "Meta+Tab", true, true, false);
is(aElement.value, "a", aDescription + "Meta+Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (Meta+Tab)");
reset("a");
synthesizeKey("VK_TAB", { osKey: true });
check(aDescription + "OS+Tab", true, true, false);
is(aElement.value, "a", aDescription + "OS+Tab");
is(SpecialPowers.unwrap(fm.focusedElement), aElement,
aDescription + "focus moved unexpectedly (OS+Tab)");
// Esc key:
// In all cases, esc key events are not consumed
reset("abc");
synthesizeKey("VK_ESCAPE", { });
check(aDescription + "Esc", true, true, false);
reset("abc");
synthesizeKey("VK_ESCAPE", { shiftKey: true });
check(aDescription + "Shift+Esc", true, true, false);
reset("abc");
synthesizeKey("VK_ESCAPE", { ctrlKey: true });
check(aDescription + "Ctrl+Esc", true, true, false);
reset("abc");
synthesizeKey("VK_ESCAPE", { altKey: true });
check(aDescription + "Alt+Esc", true, true, false);
reset("abc");
synthesizeKey("VK_ESCAPE", { metaKey: true });
check(aDescription + "Meta+Esc", true, true, false);
reset("abc");
synthesizeKey("VK_ESCAPE", { osKey: true });
check(aDescription + "OS+Esc", true, true, false);
// typical typing tests:
reset("");
synthesizeKey("M", { shiftKey: true });
check(aDescription + "M", true, true, !aIsReadonly);
synthesizeKey("o", { });
check(aDescription + "o", true, true, !aIsReadonly);
synthesizeKey("z", { });
check(aDescription + "z", true, true, !aIsReadonly);
synthesizeKey("i", { });
check(aDescription + "i", true, true, !aIsReadonly);
synthesizeKey("l", { });
check(aDescription + "l", true, true, !aIsReadonly);
synthesizeKey("l", { });
check(aDescription + "l", true, true, !aIsReadonly);
synthesizeKey("a", { });
check(aDescription + "a", true, true, !aIsReadonly);
synthesizeKey(" ", { });
check(aDescription + "' '", true, true, !aIsReadonly);
is(aElement.value, !aIsReadonly ? "Mozilla " : "",
aDescription + "typed \"Mozilla \"");
}
doTest(inputField, "<input type=\"text\">", true, false, true);
inputField.setAttribute("readonly", "readonly");
doTest(inputField, "<input type=\"text\" readonly>", true, true, true);
doTest(passwordField, "<input type=\"password\">", true, false, true);
passwordField.setAttribute("readonly", "readonly");
doTest(passwordField, "<input type=\"password\" readonly>", true, true, true);
doTest(textarea, "<textarea>", false, false, true);
textarea.setAttribute("readonly", "readonly");
doTest(textarea, "<textarea readonly>", false, true, true);
// make non-tabbable plaintext editor
textarea.removeAttribute("readonly");
const nsIPlaintextEditor = SpecialPowers.Ci.nsIPlaintextEditor;
const nsIDOMNSEditableElement = SpecialPowers.Ci.nsIDOMNSEditableElement;
var editor = SpecialPowers.wrap(textarea).editor;
var flags = editor.flags;
editor.flags = flags & ~(nsIPlaintextEditor.eEditorWidgetMask |
nsIPlaintextEditor.eEditorAllowInteraction);
doTest(textarea, "non-tabbable <textarea>", false, false, false);
textarea.setAttribute("readonly", "readonly");
doTest(textarea, "non-tabbable <textarea readonly>", false, true, false);
editor.flags = flags;
SpecialPowers.removeSystemEventListener(parentElement, "keypress", listener,
true);
SpecialPowers.removeSystemEventListener(parentElement, "keypress", listener,
false);
SimpleTest.finish();
}
</script>
</body>
</html>
|
