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// META: script=/resources/test-only-api.js
// META: script=/serial/resources/common.js
// META: script=resources/automation.js
serial_test(async (t, fake) => {
const {port, fakePort} = await getFakeSerialPort(fake);
await promise_rejects_dom(t, 'InvalidStateError', port.getSignals());
}, 'getSignals() rejects if the port is not open');
serial_test(async (t, fake) => {
const {port, fakePort} = await getFakeSerialPort(fake);
await port.open({baudRate: 9600});
let expectedSignals = {
dataCarrierDetect: false,
clearToSend: false,
ringIndicator: false,
dataSetReady: false
};
fakePort.simulateInputSignals(expectedSignals);
let signals = await port.getSignals();
assert_object_equals(signals, expectedSignals);
expectedSignals.dataCarrierDetect = true;
fakePort.simulateInputSignals(expectedSignals);
signals = await port.getSignals();
assert_object_equals(signals, expectedSignals, 'DCD set');
expectedSignals.clearToSend = true;
fakePort.simulateInputSignals(expectedSignals);
signals = await port.getSignals();
assert_object_equals(signals, expectedSignals, 'CTS set');
expectedSignals.ringIndicator = true;
fakePort.simulateInputSignals(expectedSignals);
signals = await port.getSignals();
assert_object_equals(signals, expectedSignals, 'RI set');
expectedSignals.dataSetReady = true;
fakePort.simulateInputSignals(expectedSignals);
signals = await port.getSignals();
assert_object_equals(signals, expectedSignals, 'DSR set');
}, 'getSignals() returns the current state of input control signals');
serial_test(async (t, fake) => {
const {port, fakePort} = await getFakeSerialPort(fake);
await port.open({baudRate: 9600});
fakePort.simulateInputSignalFailure(true);
await promise_rejects_dom(t, 'NetworkError', port.getSignals());
fakePort.simulateInputSignalFailure(false);
const expectedSignals = {
dataCarrierDetect: false,
clearToSend: false,
ringIndicator: false,
dataSetReady: false
};
const signals = await port.getSignals();
assert_object_equals(signals, expectedSignals);
await port.close();
}, 'getSignals() rejects on failure');
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