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Test Info:
- Manifest: dom/html/test/forms/mochitest.toml
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=722599">Mozilla Bug 722599</a>
<p id="display"></p>
<div id="content">
<input type="file" id="fileInput"></input>
<textarea id="textarea" onchange="++textareaChange;"></textarea>
<input type="text" id="input_text" onchange="++textInputChange[0];"></input>
<input type="email" id="input_email" onchange="++textInputChange[1];"></input>
<input type="search" id="input_search" onchange="++textInputChange[2];"></input>
<input type="tel" id="input_tel" onchange="++textInputChange[3];"></input>
<input type="url" id="input_url" onchange="++textInputChange[4];"></input>
<input type="password" id="input_password" onchange="++textInputChange[5];"></input>
<!-- "Non-text" inputs-->
<input type="button" id="input_button" onchange="++NonTextInputChange[0];"></input>
<input type="submit" id="input_submit" onchange="++NonTextInputChange[1];"></input>
<input type="image" id="input_image" onchange="++NonTextInputChange[2];"></input>
<input type="reset" id="input_reset" onchange="++NonTextInputChange[3];"></input>
<input type="radio" id="input_radio" onchange="++NonTextInputChange[4];"></input>
<input type="checkbox" id="input_checkbox" onchange="++NonTextInputChange[5];"></input>
<input type="number" id="input_number" onchange="++numberChange;"></input>
<input type="range" id="input_range" onchange="++rangeChange;"></input>
<!-- Input text with default value and blurs on focus-->
<input type="text" id="input_text_value" onchange="++textInputValueChange"
onfocus="this.blur();" value="foo"></input>
</div>
<pre id="test">
<script class="testbody" type="text/javascript">
const isDesktop = !/Mobile|Tablet/.test(navigator.userAgent);
var textareaChange = 0;
var fileInputChange = 0;
var textInputValueChange = 0;
var textInputTypes = ["text", "email", "search", "tel", "url", "password"];
var textInputChange = [0, 0, 0, 0, 0, 0];
var NonTextInputTypes = ["button", "submit", "image", "reset", "radio", "checkbox"];
var NonTextInputChange = [0, 0, 0, 0, 0, 0];
var numberChange = 0;
var rangeChange = 0;
var blurTestCalled = false; //Sentinel to prevent infinite loop.
SimpleTest.waitForExplicitFinish();
var MockFilePicker = SpecialPowers.MockFilePicker;
MockFilePicker.init(SpecialPowers.wrap(window).browsingContext);
function fileInputBlurTest() {
var btn = document.getElementById('fileInput');
btn.focus()
btn.blur();
is(fileInputChange, 1, "change event shouldn't be dispatched on blur for file input element(1)");
}
function testUserInput() {
//Simulating an OK click and with a file name return.
MockFilePicker.useBlobFile();
MockFilePicker.returnValue = MockFilePicker.returnOK;
var input = document.getElementById('fileInput');
input.focus();
input.addEventListener("change", function (aEvent) {
++fileInputChange;
if (!blurTestCalled) {
is(fileInputChange, 1, "change event should have been dispatched on file input.");
blurTestCalled = true;
fileInputBlurTest();
}
else {
is(fileInputChange, 1, "change event shouldn't be dispatched on blur for file input element (2)");
}
});
input.click();
document.getElementById('input_text').focus();
setTimeout(testUserInput2, 0);
}
function testUserInput2() {
var input = document.getElementById('fileInput');
// remove it, otherwise cleanup() opens a native file picker!
input.remove();
MockFilePicker.cleanup();
//text, email, search, telephone, url & password input tests
for (var i = 0; i < textInputTypes.length; ++i) {
input = document.getElementById("input_" + textInputTypes[i]);
input.focus();
synthesizeKey("KEY_Enter");
is(textInputChange[i], 0, "Change event shouldn't be dispatched on " + textInputTypes[i] + " input element");
sendString("m");
synthesizeKey("KEY_Enter");
is(textInputChange[i], 1, textInputTypes[i] + " input element should have dispatched change event.");
}
//focus and blur text input
input = document.getElementById("input_text");
input.focus();
sendString("f");
input.blur();
is(textInputChange[0], 2, "text input element should have dispatched change event (2).");
// value being set while focused
input.focus();
input.value = 'foo';
input.blur();
is(textInputChange[0], 2, "text input element should not have dispatched change event (2).");
// value being set while focused after being modified manually
input.focus();
sendString("f");
input.value = 'bar';
input.blur();
is(textInputChange[0], 3, "text input element should have dispatched change event (3).");
//focus and blur textarea
var textarea = document.getElementById("textarea");
textarea.focus();
sendString("f");
textarea.blur();
is(textareaChange, 1, "Textarea element should have dispatched change event.");
// value being set while focused
textarea.focus();
textarea.value = 'foo';
textarea.blur();
is(textareaChange, 1, "textarea should not have dispatched change event (1).");
// value being set while focused after being modified manually
textarea.focus();
sendString("f");
textarea.value = 'bar';
textarea.blur();
is(textareaChange, 2, "textearea should have dispatched change event (2).");
//Non-text input tests:
for (var i = 0; i < NonTextInputTypes.length; ++i) {
//button, submit, image and reset input type tests.
if (i < 4) {
input = document.getElementById("input_" + NonTextInputTypes[i]);
input.focus();
input.click();
is(NonTextInputChange[i], 0, "Change event shouldn't be dispatched on " + NonTextInputTypes[i] + " input element");
input.blur();
is(NonTextInputChange[i], 0, "Change event shouldn't be dispatched on " + NonTextInputTypes[i] + " input element(2)");
}
//for radio and and checkboxes, we require that change event should ONLY be dispatched on setting the value.
else {
input = document.getElementById("input_" + NonTextInputTypes[i]);
input.focus();
input.click();
is(NonTextInputChange[i], 1, NonTextInputTypes[i] + " input element should have dispatched change event.");
input.blur();
is(NonTextInputChange[i], 1, "Change event shouldn't be dispatched on " + NonTextInputTypes[i] + " input element");
// Test that change event is not dispatched if click event is cancelled.
function preventDefault(e) {
e.preventDefault();
}
input.addEventListener("click", preventDefault);
input.click();
is(NonTextInputChange[i], 1, "Change event shouldn't be dispatched if click event is cancelled");
input.removeEventListener("click", preventDefault);
}
}
// Special case type=number
var number = document.getElementById("input_number");
number.focus();
sendString("a");
number.blur();
is(numberChange, 0, "Change event shouldn't be dispatched on number input element for key changes that don't change its value");
number.value = "";
number.focus();
sendString("12");
is(numberChange, 0, "Change event shouldn't be dispatched on number input element for keyboard input until it loses focus");
number.blur();
is(numberChange, 1, "Change event should be dispatched on number input element on blur");
is(number.value, "12", "Sanity check that number keys were actually handled");
if (isDesktop) { // up/down arrow keys not supported on android/b2g
number.value = "";
number.focus();
synthesizeKey("KEY_ArrowUp");
synthesizeKey("KEY_ArrowUp");
synthesizeKey("KEY_ArrowDown");
is(numberChange, 4, "Change event should be dispatched on number input element for up/down arrow keys (a special case)");
is(number.value, "1", "Sanity check that number and arrow keys were actually handled");
}
// Special case type=range
var range = document.getElementById("input_range");
range.focus();
sendString("a");
range.blur();
is(rangeChange, 0, "Change event shouldn't be dispatched on range input element for key changes that don't change its value");
range.focus();
synthesizeKey("VK_HOME");
is(rangeChange, 1, "Change event should be dispatched on range input element for key changes");
range.blur();
is(rangeChange, 1, "Change event shouldn't be dispatched on range input element on blur");
range.focus();
var bcr = range.getBoundingClientRect();
var centerOfRangeX = bcr.width / 2;
var centerOfRangeY = bcr.height / 2;
synthesizeMouse(range, centerOfRangeX - 10, centerOfRangeY, { type: "mousedown" });
is(rangeChange, 1, "Change event shouldn't be dispatched on range input element for mousedown");
synthesizeMouse(range, centerOfRangeX - 5, centerOfRangeY, { type: "mousemove" });
is(rangeChange, 1, "Change event shouldn't be dispatched on range input element during drag of thumb");
synthesizeMouse(range, centerOfRangeX, centerOfRangeY, { type: "mouseup" });
is(rangeChange, 2, "Change event should be dispatched on range input element at end of drag");
range.blur();
is(rangeChange, 2, "Change event shouldn't be dispatched on range input element when range loses focus after a drag");
synthesizeMouse(range, centerOfRangeX - 10, centerOfRangeY, {});
is(rangeChange, 3, "Change event should be dispatched on range input element for a click that gives the range focus");
if (isDesktop) { // up/down arrow keys not supported on android/b2g
synthesizeKey("KEY_ArrowUp");
is(rangeChange, 4, "Change event should be dispatched on range input element for key changes that change its value (KEY_ArrowUp)");
synthesizeKey("KEY_ArrowDown");
is(rangeChange, 5, "Change event should be dispatched on range input element for key changes that change its value (KEY_ArrowDown)");
synthesizeKey("KEY_ArrowRight");
is(rangeChange, 6, "Change event should be dispatched on range input element for key changes that change its value (KEY_ArrowRight)");
synthesizeKey("KEY_ArrowLeft");
is(rangeChange, 7, "Change event should be dispatched on range input element for key changes that change its value (KEY_ArrowLeft)");
synthesizeKey("KEY_ArrowUp", {shiftKey: true});
is(rangeChange, 8, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_ArrowUp)");
synthesizeKey("KEY_ArrowDown", {shiftKey: true});
is(rangeChange, 9, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_ArrowDown)");
synthesizeKey("KEY_ArrowRight", {shiftKey: true});
is(rangeChange, 10, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_ArrowRight)");
synthesizeKey("KEY_ArrowLeft", {shiftKey: true});
is(rangeChange, 11, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_ArrowLeft)");
synthesizeKey("KEY_PageUp");
is(rangeChange, 12, "Change event should be dispatched on range input element for key changes that change its value (KEY_PageUp)");
synthesizeKey("KEY_PageDown");
is(rangeChange, 13, "Change event should be dispatched on range input element for key changes that change its value (KEY_PageDown");
synthesizeKey("KEY_ArrowRight", {shiftKey: true});
is(rangeChange, 14, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_PageUp)");
synthesizeKey("KEY_ArrowLeft", {shiftKey: true});
is(rangeChange, 15, "Change event should be dispatched on range input element for key changes that change its value (Shift+KEY_PageDown)");
}
//Input type change test.
input = document.getElementById("input_checkbox");
input.type = "text";
input.focus();
input.click();
input.blur();
is(NonTextInputChange[5], 1, "Change event shouldn't be dispatched for checkbox ---> text input type change");
setTimeout(testInputWithDefaultValue, 0);
}
function testInputWithDefaultValue() {
// focus and blur an input text should not trigger change event if content hasn't changed.
var input = document.getElementById('input_text_value');
input.focus();
is(textInputValueChange, 0, "change event shouldn't be dispatched on input text with default value");
SimpleTest.finish();
}
addLoadEvent(testUserInput);
</script>
</pre>
</body>
</html>