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Event-dispatch-click.html
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Event-dispatch-click.html
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<!doctype html>
<title>Synthetic click event "magic"</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<div id=dump style=display:none></div>
<script>
var dump = document.getElementById("dump")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
input.onclick = t.step_func_done(function() {
assert_true(input.checked)
})
input.click()
}, "basic with click()")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
input.onclick = t.step_func_done(function() {
assert_true(input.checked)
})
input.dispatchEvent(new MouseEvent("click", {bubbles:true})) // equivalent to the above
}, "basic with dispatchEvent()")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
input.onclick = t.step_func_done(function() {
assert_false(input.checked)
})
input.dispatchEvent(new Event("click", {bubbles:true})) // no MouseEvent
}, "basic with wrong event class")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
var child = input.appendChild(new Text("does not matter"))
child.dispatchEvent(new MouseEvent("click")) // does not bubble
assert_false(input.checked)
t.done()
}, "look at parents only when event bubbles")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
input.onclick = t.step_func_done(function() {
assert_true(input.checked)
})
var child = input.appendChild(new Text("does not matter"))
child.dispatchEvent(new MouseEvent("click", {bubbles:true}))
}, "look at parents when event bubbles")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
input.onclick = t.step_func(function() {
assert_false(input.checked, "input pre-click must not be triggered")
})
var child = input.appendChild(document.createElement("input"))
child.type = "checkbox"
child.onclick = t.step_func(function() {
assert_true(child.checked, "child pre-click must be triggered")
})
child.dispatchEvent(new MouseEvent("click", {bubbles:true}))
t.done()
}, "pick the first with activation behavior <input type=checkbox>")
async_test(function(t) { // as above with <a>
window.hrefComplete = t.step_func(function(a) {
assert_equals(a, 'child');
t.done();
});
var link = document.createElement("a")
link.href = "javascript:hrefComplete('link')" // must not be triggered
dump.appendChild(link)
var child = link.appendChild(document.createElement("a"))
child.href = "javascript:hrefComplete('child')"
child.dispatchEvent(new MouseEvent("click", {bubbles:true}))
}, "pick the first with activation behavior <a href>")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
var clickEvent = new MouseEvent("click")
input.onchange = t.step_func_done(function() {
assert_false(clickEvent.defaultPrevented)
assert_true(clickEvent.returnValue)
assert_equals(clickEvent.eventPhase, 0)
assert_equals(clickEvent.currentTarget, null)
assert_equals(clickEvent.target, input)
assert_equals(clickEvent.srcElement, input)
assert_equals(clickEvent.composedPath().length, 0)
})
input.dispatchEvent(clickEvent)
}, "event state during post-click handling")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
var clickEvent = new MouseEvent("click")
var finalTarget = document.createElement("doesnotmatter")
finalTarget.onclick = t.step_func_done(function() {
assert_equals(clickEvent.target, finalTarget)
assert_equals(clickEvent.srcElement, finalTarget)
})
input.onchange = t.step_func(function() {
finalTarget.dispatchEvent(clickEvent)
})
input.dispatchEvent(clickEvent)
}, "redispatch during post-click handling")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
dump.appendChild(input)
var child = input.appendChild(document.createElement("input"))
child.type = "checkbox"
child.disabled = true
child.click()
assert_false(input.checked)
assert_false(child.checked)
t.done()
}, "disabled checkbox still has activation behavior")
async_test(function(t) {
var state = "start"
var form = document.createElement("form")
form.onsubmit = t.step_func(() => {
if(state == "start" || state == "checkbox") {
state = "failure"
} else if(state == "form") {
state = "done"
}
return false
})
dump.appendChild(form)
var button = form.appendChild(document.createElement("button"))
button.type = "submit"
var checkbox = button.appendChild(document.createElement("input"))
checkbox.type = "checkbox"
checkbox.onclick = t.step_func(() => {
if(state == "start") {
assert_unreached()
} else if(state == "checkbox") {
assert_true(checkbox.checked)
}
})
checkbox.disabled = true
checkbox.click()
assert_equals(state, "start")
state = "checkbox"
checkbox.disabled = false
checkbox.click()
assert_equals(state, "checkbox")
state = "form"
button.click()
assert_equals(state, "done")
t.done()
}, "disabled checkbox still has activation behavior, part 2")
async_test(function(t) {
var input = document.createElement("input")
input.type = "checkbox"
input.onclick = t.step_func_done(function() {
assert_true(input.checked)
})
input.click()
}, "disconnected checkbox should be checked")
async_test(function(t) {
var input = document.createElement("input")
input.type = "radio"
input.onclick = t.step_func_done(function() {
assert_true(input.checked)
})
input.click()
}, "disconnected radio should be checked")
async_test(t => {
const input = document.createElement('input');
input.type = 'checkbox';
input.onclick = t.step_func_done(() => {
assert_true(input.checked);
});
input.dispatchEvent(new MouseEvent('click'));
}, `disconnected checkbox should be checked from dispatchEvent(new MouseEvent('click'))`);
async_test(t => {
const input = document.createElement('input');
input.type = 'radio';
input.onclick = t.step_func_done(() => {
assert_true(input.checked);
});
input.dispatchEvent(new MouseEvent('click'));
}, `disconnected radio should be checked from dispatchEvent(new MouseEvent('click'))`);
test(() => {
const input = document.createElement("input");
input.type = "checkbox";
input.disabled = true;
input.dispatchEvent(new MouseEvent("click"));
assert_true(input.checked);
}, `disabled checkbox should be checked from dispatchEvent(new MouseEvent("click"))`);
test(() => {
const input = document.createElement("input");
input.type = "radio";
input.disabled = true;
input.dispatchEvent(new MouseEvent("click"));
assert_true(input.checked);
}, `disabled radio should be checked from dispatchEvent(new MouseEvent("click"))`);
test(t => {
const input = document.createElement("input");
input.type = "checkbox";
input.disabled = true;
const label = document.createElement("label");
label.append(input);
dump.append(label);
label.click();
assert_false(input.checked);
label.dispatchEvent(new MouseEvent("click"));
assert_false(input.checked);
}, "disabled checkbox should not be checked from label click");
test(t => {
const input = document.createElement("input");
input.type = "checkbox";
input.disabled = true;
const label = document.createElement("label");
label.append(input);
dump.append(label);
label.click();
assert_false(input.checked);
label.dispatchEvent(new MouseEvent("click"));
assert_false(input.checked);
}, "disabled radio should not be checked from label click");
async_test(function(t) {
var form = document.createElement("form")
var didSubmit = false
form.onsubmit = t.step_func(() => {
didSubmit = true
return false
})
var input = form.appendChild(document.createElement("input"))
input.type = "submit"
input.click()
assert_false(didSubmit)
t.done()
}, "disconnected form should not submit")
</script>