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// META: script=/resources/testdriver.js
// META: script=/resources/testdriver-vendor.js
// META: script=/resources/test-only-api.js
// META: script=/serial/resources/common.js
// META: script=resources/automation.js
serial_test((t, fake) => {
return promise_rejects_dom(
t, 'SecurityError', navigator.serial.requestPort());
}, 'requestPort() rejects without a user gesture');
serial_test(async (t, fake) => {
await trustedClick();
return promise_rejects_dom(
t, 'NotFoundError', navigator.serial.requestPort());
}, 'requestPort() rejects if no port has been selected');
serial_test(async (t, fake) => {
let token = fake.addPort();
fake.setSelectedPort(token);
await trustedClick();
let port = await navigator.serial.requestPort();
assert_true(port instanceof SerialPort);
}, 'requestPort() returns the selected port');
serial_test(async (t, fake) => {
let token = fake.addPort();
fake.setSelectedPort(token);
await trustedClick();
let firstPort = await navigator.serial.requestPort();
assert_true(firstPort instanceof SerialPort);
let secondPort = await navigator.serial.requestPort();
assert_true(secondPort instanceof SerialPort);
assert_true(firstPort === secondPort);
}, 'requestPort() returns the same port object every time');
serial_test(async (t, fake) => {
let token = fake.addPort();
fake.setSelectedPort(token);
await trustedClick();
let port = await navigator.serial.requestPort({filters: []});
assert_true(port instanceof SerialPort);
}, 'An empty list of filters is valid');
serial_test(async (t, fake) => {
let token = fake.addPort();
fake.setSelectedPort(token);
await trustedClick();
return promise_rejects_js(t, TypeError, navigator.serial.requestPort({
filters: [{}],
}));
}, 'An empty filter is not valid');
serial_test(async (t, fake) => {
let token = fake.addPort();
fake.setSelectedPort(token);
await trustedClick();
return promise_rejects_js(t, TypeError, navigator.serial.requestPort({
filters: [{usbProductId: 0x0001}],
}));
}, 'requestPort() requires a USB vendor ID if a product ID specified');
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