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// Dispatches the given sequence of actions and verifies isInputPending state
// after dispatch according to expectations. Returns when all dispatched input
// has been handled.
const pendingActionTest = async (label, target, actionCallback, expectations) => {
promise_test(async () => {
// Give focus to the page first, before running the test.
await new test_driver.Actions()
.pointerMove(0, 0)
.pointerDown()
.pointerUp()
.send();
// Register a handler to fetch the result of isInputPending from the target
// window.
const resultPromise = new Promise(res => {
window.addEventListener('message', function handler(e) {
if (e.data === 'check-input') return;
res(e.data);
window.removeEventListener('message', handler);
});
});
// Signal to the target window to monitor isInputPending.
target.postMessage('check-input', '*');
const actions = actionCallback();
const actionsPromise = actions.send();
const {discrete, continuous} = await resultPromise;
assert_equals(discrete, expectations.discrete, 'detected discrete input');
assert_equals(continuous, expectations.continuous, 'detected continuous input');
await actionsPromise;
}, label);
}
const PendingInputUtils = {
testDetectNoPendingInput(target, actionCallback, label) {
pendingActionTest(label, target, actionCallback, {
discrete: false,
continuous: false,
});
},
testDetectDiscretePendingInput(target, actionCallback, label) {
pendingActionTest(label, target, actionCallback, {
discrete: true,
continuous: true,
});
},
testDetectContinuousPendingInput(target, actionCallback, label) {
pendingActionTest(label, target, actionCallback, {
discrete: false,
continuous: true,
});
},
// Simulates a pointer event at the given coordinates, and tests that the
// given target window cannot access it. Intended for cross-origin compliance
// tests.
testCannotAccessPendingInputAt(target, x, y, label) {
PendingInputUtils.testDetectNoPendingInput(target, () => {
return new test_driver.Actions().pointerMove(x, y).pointerDown().pointerUp();
}, label);
},
}