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| 1 <!DOCTYPE html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <script src="../resources/js-test.js"></script> | |
| 5 </head> | |
| 6 <body> | |
| 7 <script> | |
| 8 description("Tests MIDIPort.open and MIDIPort.close."); | |
| 9 | |
| 10 function checkStateTransition(options) { | |
| 11 debug("Check state transition for " + options.method + " on " + | |
| 12 options.initialconnection + " state."); | |
| 13 debug("- check initial state."); | |
| 14 window.port = options.port; | |
| 15 shouldBeEqualToString("port.connection", options.initialconnection); | |
| 16 var checkHandler = function(e) { | |
| 17 window.eventport = e.port; | |
| 18 testPassed("handler is called with port " + eventport + "."); | |
| 19 if (options.initialconnection == options.finalconnection) { | |
| 20 testFailed("onstatechange handler should not be called here."); | |
| 21 } | |
| 22 shouldBeEqualToString("eventport.id", options.port.id); | |
| 23 shouldBeEqualToString("eventport.connection", options.finalconnection); | |
| 24 }; | |
| 25 port.onstatechange = function(e) { | |
| 26 debug("- check port handler."); | |
| 27 checkHandler(e); | |
| 28 }; | |
| 29 access.onstatechange = function(e) { | |
| 30 debug("- check access handler."); | |
| 31 checkHandler(e); | |
| 32 }; | |
| 33 return port[options.method]().then(function(p) { | |
| 34 window.callbackport = p; | |
| 35 debug("- check callback arguments."); | |
| 36 testPassed("callback is called with port " + callbackport + "."); | |
| 37 shouldBeEqualToString("callbackport.id", options.port.id); | |
| 38 shouldBeEqualToString("callbackport.connection", options.finalconnection
); | |
| 39 debug("- check final state."); | |
| 40 shouldBeEqualToString("port.connection", options.finalconnection); | |
| 41 }, function(e) { | |
| 42 testFailed("error callback should not be called here."); | |
| 43 throw e; | |
| 44 }); | |
| 45 } | |
| 46 | |
| 47 function runTests(port) { | |
| 48 return Promise.resolve().then(checkStateTransition.bind(undefined, { | |
| 49 port: port, | |
| 50 method: "close", | |
| 51 initialconnection: "closed", | |
| 52 finalconnection: "closed", | |
| 53 })).then(checkStateTransition.bind(undefined, { | |
| 54 port: port, | |
| 55 method: "open", | |
| 56 initialconnection: "closed", | |
| 57 finalconnection: "open", | |
| 58 })).then(checkStateTransition.bind(undefined, { | |
| 59 port: port, | |
| 60 method: "open", | |
| 61 initialconnection: "open", | |
| 62 finalconnection: "open", | |
| 63 })).then(checkStateTransition.bind(undefined, { | |
| 64 port: port, | |
| 65 method: "close", | |
| 66 initialconnection: "open", | |
| 67 finalconnection: "closed", | |
| 68 })); | |
| 69 } | |
| 70 | |
| 71 function successAccessCallback(a) { | |
| 72 window.access = a; | |
| 73 testPassed("requestMIDIAccess() succeeded with access " + access + "."); | |
| 74 | |
| 75 runTests(access.inputs.values().next().value) | |
| 76 .then(finishJSTest, finishJSTest); | |
| 77 } | |
| 78 | |
| 79 function errorAccessCallback(error) { | |
| 80 testFailed("requestMIDIAccess() error callback should not be called when req
uesting basic access."); | |
| 81 finishJSTest(); | |
| 82 } | |
| 83 | |
| 84 window.jsTestIsAsync = true; | |
| 85 | |
| 86 // Test MIDIPort state transition by open() and close(). | |
| 87 navigator.requestMIDIAccess().then(successAccessCallback, errorAccessCallback); | |
| 88 | |
| 89 </script> | |
| 90 </body> | |
| 91 </html> | |
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Chromium Code Reviews
Issue 1051903002:
Web MIDI: implement implicit open() on send() and setOnmidimessage() (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master