| // 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'); |