| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script type="module"> |
| import {MockMIDIService} from './resources/mock-midiservice.js'; |
| import {setMidiPermission} from './resources/permissions-helper.js'; |
| |
| const mock = new MockMIDIService(); |
| promise_test(async () => { |
| // Obtain the first MIDIAccess instance without a sysex permission. |
| await setMidiPermission({}, 'granted'); |
| const nosysex_access = await navigator.requestMIDIAccess(); |
| |
| // See if a sysex message can not be sent over the first instance. |
| const nosysex_outport = nosysex_access.outputs.values().next().value; |
| const sysex_message = [0xf0, 0x00, 0x01, 0x02, 0xf7]; |
| |
| assert_throws_dom("InvalidAccessError", () => { |
| nosysex_outport.send(sysex_message); |
| }); |
| |
| // Obtain the second MIDIAccess instance with a sysex permission. |
| await setMidiPermission({sysex: true}, 'granted'); |
| const sysex_access = await navigator.requestMIDIAccess({sysex: true}); |
| |
| // See if a sysex message can be sent correctly over the second instance. |
| const sysex_loopback_inport = sysex_access.inputs.values().next().value; |
| const received_data = await new Promise((resolve, reject) => { |
| sysex_loopback_inport.onmidimessage = e => resolve(e.data); |
| const sysex_outport = sysex_access.outputs.values().next().value; |
| sysex_outport.send(sysex_message); |
| }); |
| assert_array_equals(sysex_message, received_data); |
| }, "Test if the second MIDIAccess with stronger authority works correctly"); |
| </script> |
