| // 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 port.open({baudRate: 9600}); |
| return promise_rejects_dom( |
| t, 'InvalidStateError', port.open({baudRate: 9600})); |
| }, 'A SerialPort cannot be opened if it is already open.'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| const firstRequest = port.open({baudRate: 9600}); |
| await promise_rejects_dom( |
| t, 'InvalidStateError', port.open({baudRate: 9600})); |
| await firstRequest; |
| }, 'Simultaneous calls to open() are disallowed.'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| await promise_rejects_js(t, TypeError, port.open({})); |
| |
| await Promise.all([-1, 0].map( |
| baudRate => { |
| return promise_rejects_js(t, TypeError, port.open({baudRate}))})); |
| }, 'Baud rate is required and must be greater than zero.'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| await Promise.all([-1, 0, 6, 9].map(dataBits => { |
| return promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, dataBits})); |
| })); |
| |
| await[undefined, 7, 8].reduce(async (previousTest, dataBits) => { |
| await previousTest; |
| await port.open({baudRate: 9600, dataBits}); |
| await port.close(); |
| }, Promise.resolve()); |
| }, 'Data bits must be 7 or 8'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| await Promise.all([0, null, 'cats'].map(parity => { |
| return promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, parity}), |
| `Should reject parity option "${parity}"`); |
| })); |
| |
| await[undefined, 'none', 'even', 'odd'].reduce( |
| async (previousTest, parity) => { |
| await previousTest; |
| await port.open({baudRate: 9600, parity}); |
| await port.close(); |
| }, |
| Promise.resolve()); |
| }, 'Parity must be "none", "even" or "odd"'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| await Promise.all([-1, 0, 3, 4].map(stopBits => { |
| return promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, stopBits})); |
| })); |
| |
| await[undefined, 1, 2].reduce(async (previousTest, stopBits) => { |
| await previousTest; |
| await port.open({baudRate: 9600, stopBits}); |
| await port.close(); |
| }, Promise.resolve()); |
| }, 'Stop bits must be 1 or 2'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| await promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, bufferSize: -1})); |
| await promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, bufferSize: 0})); |
| }, 'Buffer size must be greater than zero.'); |
| |
| serial_test(async (t, fake) => { |
| const {port, fakePort} = await getFakeSerialPort(fake); |
| |
| const bufferSize = 1 * 1024 * 1024 * 1024 /* 1 GiB */; |
| return promise_rejects_js( |
| t, TypeError, port.open({baudRate: 9600, bufferSize})); |
| }, 'Unreasonably large buffer sizes are rejected.'); |