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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-input-element/radio-click-events.html - WPT Dashboard Interop Dashboard
<!DOCTYPE HTML>
<title>Radio input cancel behavior reverts state</title>
<link rel="author" title="jeffcarp" href="mailto:gcarpenterv@gmail.com">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script>
"use strict";
test(() => {
const input = document.createElement("input");
input.type = "radio";
document.body.appendChild(input);
const events = [];
input.addEventListener("change", () => {
events.push("change");
});
input.addEventListener("click", () => {
events.push("click");
});
input.addEventListener("input", () => {
events.push("input");
});
assert_false(input.checked);
input.click();
assert_true(input.checked);
assert_array_equals(events, ["click", "input", "change"]);
}, "radio input emits click, input, change events in order after synthetic click");
test(() => {
const input = document.createElement("input");
input.type = "radio";
document.body.appendChild(input);
const events = [];
input.addEventListener("change", () => {
events.push("change");
});
input.addEventListener("click", () => {
events.push("click");
});
input.addEventListener("input", () => {
events.push("input");
});
assert_false(input.checked);
const event = new MouseEvent("click", { bubbles: true, cancelable: true });
input.dispatchEvent(event);
assert_true(input.checked);
assert_array_equals(events, ["click", "input", "change"]);
}, "radio input emits click, input, change events in order after dispatching click event");
test(() => {
const input = document.createElement("input");
input.type = "radio";
input.checked = true;
document.body.appendChild(input);
const events = [];
input.addEventListener("change", () => {
events.push("change");
});
input.addEventListener("click", () => {
events.push("click");
});
input.addEventListener("input", () => {
events.push("input");
});
input.click();
assert_array_equals(events, ["click"]);
}, "checked radio input emits only click event on click ");
test(() => {
const input = document.createElement("input");
input.type = "radio";
document.body.appendChild(input);
const events = [];
input.addEventListener("change", () => {
events.push("change");
});
input.addEventListener("click", e => {
// cancel click event
e.preventDefault();
events.push("click");
});
input.addEventListener("input", () => {
events.push("input");
});
assert_false(input.checked);
input.click();
assert_false(input.checked);
// only click event called
assert_array_equals(events, ["click"]);
}, "radio input synthetic click respects cancelling behaviour");
</script>