зеркало из https://github.com/mozilla/gecko-dev.git
119 строки
4.7 KiB
HTML
119 строки
4.7 KiB
HTML
<html>
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<head>
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<title>WebMIDI Listener Test</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<script type="application/javascript" src="MIDITestUtils.js"></script>
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</head>
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<body onload="runTests()">
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<script class="testbody" type="application/javascript">
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SimpleTest.waitForExplicitFinish();
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async function runTests() {
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await MIDITestUtils.permissionSetup(true);
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var output;
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var test_ports = [];
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let access;
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let accessRes;
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let accessPromise;
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let portRes;
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let portPromise;
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function resetPromises() {
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accessPromise = new Promise((res, rej) => { accessRes = res; });
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portPromise = new Promise((res, rej) => { portRes = res; });
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}
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function accessStateChangeHandler(event) {
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var p = event.port;
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// We'll get an open event for the output control port. Ignore it.
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if (p.name == MIDITestUtils.outputInfo.name) {
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return;
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}
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accessRes(event);
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}
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function portStateChangeHandler(event) {
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var p = event.port;
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// We'll get an open event for the output control port. Ignore it.
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if (p.name == MIDITestUtils.outputInfo.name) {
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return;
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}
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portRes(event);
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}
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// Part 1: Create MIDIAccess object, attach state change listener to list for new connections
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access = await navigator.requestMIDIAccess({ "sysex": false });
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ok(true, "MIDI Access Request successful");
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is(access.sysexEnabled, false, "Sysex should be false");
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access.addEventListener("statechange", accessStateChangeHandler);
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// Part 2: open test device, make sure it connects, attach event handler to device object
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output = access.outputs.get(await MIDITestUtils.outputInfo.id);
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resetPromises();
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output.send([0x90, 0x01, 0x00]);
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let accessEvent = await accessPromise;
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let testPort = accessEvent.port;
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test_ports.push(testPort);
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testPort.addEventListener("statechange", portStateChangeHandler);
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is(testPort.state, "connected", "Device " + testPort.name + " connected");
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// Part 3: Listen for port status change on open as both an access event
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// and a port event.
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resetPromises();
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testPort.open();
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accessEvent = await accessPromise;
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is(testPort.connection, "open", "Connection " + testPort.name + " opened");
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let portEvent = await portPromise;
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is(testPort.connection, "open", "Connection " + testPort.name + " opened");
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// Part 4: Disconnect port but don't close, check status to make sure we're pending.
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resetPromises();
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output.send([0x90, 0x02, 0x00]);
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accessEvent = await accessPromise;
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is(testPort.connection, "pending", "Connection " + testPort.name + " pending");
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is(access.inputs.has(testPort.id), false, "port removed from input map while pending");
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portEvent = await portPromise;
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is(testPort.connection, "pending", "Connection " + testPort.name + " pending");
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// Part 5: Connect ports again, make sure we return to the right status. The events will
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// fire because the device has been readded to the device maps in the access object.
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resetPromises();
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output.send([0x90, 0x01, 0x00]);
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accessEvent = await accessPromise;
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var port = access.inputs.get(testPort.id);
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is(port, accessEvent.port, "port in map and port in event should be the same");
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is(testPort.connection, "pending", "Connection " + testPort.name + " pending");
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portEvent = await portPromise;
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is(testPort.connection, "pending", "Connection " + testPort.name + " pending");
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// Part 6: Close out everything and clean up.
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resetPromises();
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accessEvent = await accessPromise;
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is(accessEvent.port.connection, "open", "Connection " + testPort.name + " opened");
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portEvent = await portPromise;
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is(portEvent.port.connection, "open", "Connection " + testPort.name + " opened");
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/* for (let port of test_ports) {
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* port.removeEventListener("statechange", checkDevices);
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* }
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* access.removeEventListener("statechange", checkDevices);*/
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output.send([0x90, 0x02, 0x00]);
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testPort.removeEventListener("statechange", portStateChangeHandler);
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access.removeEventListener("statechange", accessStateChangeHandler);
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access = undefined;
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output = undefined;
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testPort = undefined;
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accessEvent = undefined;
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portEvent = undefined;
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SimpleTest.finish();
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}
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</script>
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</body>
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</html>
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