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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="/w3c/resources/testharness.js"></script> |
| 5 <script src="/w3c/resources/testharnessreport.js"></script> |
| 6 |
| 7 <link rel='stylesheet' href='/w3c/resources/testharness.css'> |
| 8 </head> |
| 9 <body> |
| 10 <div id="log"></div> |
| 11 <script> |
| 12 function checkConstructionSucceeds(type, language, label, kinds, byt
eStreamTrackID) |
| 13 { |
| 14 var trackDefault = new TrackDefault(type, language, label, kinds
, byteStreamTrackID); |
| 15 assert_equals(trackDefault.type, type, "type"); |
| 16 assert_equals(trackDefault.language, language, "language"); |
| 17 assert_equals(trackDefault.label, label, "label"); |
| 18 assert_equals(trackDefault.byteStreamTrackID, byteStreamTrackID,
"byteStreamTrackID"); |
| 19 assert_array_equals(trackDefault.kinds, kinds, "kinds"); |
| 20 } |
| 21 |
| 22 function checkConstructionFails(type, language, label, kinds, byteSt
reamTrackID) |
| 23 { |
| 24 assert_throws(new TypeError(), |
| 25 function() { new TrackDefault(type, language, label, kinds,
byteStreamTrackID); }, |
| 26 "TrackDefault construction threw an exception"); |
| 27 } |
| 28 |
| 29 function trackDefaultConstructionTest(type, language, label, kinds,
byteStreamTrackID, expectation, description) |
| 30 { |
| 31 test(function() |
| 32 { |
| 33 if (expectation) |
| 34 checkConstructionSucceeds(type, language, label, kinds,
byteStreamTrackID); |
| 35 else |
| 36 checkConstructionFails(type, language, label, kinds, byt
eStreamTrackID); |
| 37 }, description + ": type '" + type + "', language '" + language
+ "', label '" + label + "', multiple kinds, byteStreamTrackID '" + byteStreamTr
ackID + "'"); |
| 38 |
| 39 // If all of |kinds| are expected to succeed, also test each kin
d individually. |
| 40 if (!expectation || kinds.length <= 1) |
| 41 return; |
| 42 for (var i = 0; i < kinds.length; ++i) { |
| 43 test(function() |
| 44 { |
| 45 checkConstructionSucceeds(type, language, label, new Arr
ay(kinds[i]), byteStreamTrackID); |
| 46 }, description + ": type '" + type + "', language '" + langu
age + "', label '" + label + "', kind '" + kinds[i] + "', byteStreamTrackID '" +
byteStreamTrackID + "'"); |
| 47 } |
| 48 } |
| 49 |
| 50 var VALID_AUDIO_TRACK_KINDS = [ |
| 51 "alternative", |
| 52 "descriptions", |
| 53 "main", |
| 54 "main-desc", |
| 55 "translation", |
| 56 "commentary", |
| 57 "", |
| 58 ]; |
| 59 |
| 60 var VALID_VIDEO_TRACK_KINDS = [ |
| 61 "alternative", |
| 62 "captions", |
| 63 "main", |
| 64 "sign", |
| 65 "subtitles", |
| 66 "commentary", |
| 67 "", |
| 68 ]; |
| 69 |
| 70 var VALID_TEXT_TRACK_KINDS = [ |
| 71 "subtitles", |
| 72 "captions", |
| 73 "descriptions", |
| 74 "chapters", |
| 75 "metadata", |
| 76 ]; |
| 77 |
| 78 trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_
AUDIO_TRACK_KINDS, "1", true, "Test valid audio kinds"); |
| 79 |
| 80 trackDefaultConstructionTest("video", "en-US", "video label", VALID_
VIDEO_TRACK_KINDS, "1", true, "Test valid video kinds"); |
| 81 |
| 82 trackDefaultConstructionTest("text", "en-US", "text label", VALID_TE
XT_TRACK_KINDS, "1", true, "Test valid text kinds"); |
| 83 |
| 84 trackDefaultConstructionTest("audio", "en-US", "audio label", VALID_
VIDEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid audio kinds"); |
| 85 |
| 86 trackDefaultConstructionTest("video", "en-US", "video label", VALID_
AUDIO_TRACK_KINDS, "1", false, "Test mixed valid and invalid video kinds"); |
| 87 |
| 88 trackDefaultConstructionTest("text", "en-US", "text label", VALID_VI
DEO_TRACK_KINDS, "1", false, "Test mixed valid and invalid text kinds"); |
| 89 |
| 90 trackDefaultConstructionTest("invalid type", "en-US", "label", VALID
_AUDIO_TRACK_KINDS, "1", false, "Test invalid 'type' parameter type passed to Tr
ackDefault constructor"); |
| 91 |
| 92 test(function() |
| 93 { |
| 94 checkConstructionFails("audio", "en-US", "label", "this is not a
valid sequence", "1"); |
| 95 }, "Test invalid 'kinds' parameter type passed to TrackDefault const
ructor"); |
| 96 |
| 97 test(function() |
| 98 { |
| 99 var trackDefault = new TrackDefault("audio", "en-US", "label", V
ALID_AUDIO_TRACK_KINDS, "1"); |
| 100 var kinds = trackDefault.kinds; |
| 101 kinds[0] = "invalid kind"; |
| 102 assert_equals(kinds[0], "invalid kind", "local kinds is updated"
); |
| 103 assert_equals(VALID_AUDIO_TRACK_KINDS[0], "alternative", "local
original kinds unchanged"); |
| 104 assert_array_equals(trackDefault.kinds, VALID_AUDIO_TRACK_KINDS,
"trackDefault kinds unchanged"); |
| 105 }, "Test updating the retval of TrackDefault.kinds does not modify T
rackDefault.kinds"); |
| 106 |
| 107 </script> |
| 108 </body> |
| 109 </html> |
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Chromium Code Reviews
Issue 691313002:
MSE: Implement TrackDefault object (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master