third_party/WebKit/LayoutTests/http/tests/media/media-source/mediasource-duration-boundaryconditions.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <script src="/w3c/resources/testharness.js"></script>
   5         <script src="/w3c/resources/testharnessreport.js"></script>
   6         <script src="mediasource-util.js"></script>
   7         <link rel='stylesheet' href='/w3c/resources/testharness.css'>
   8     </head>
   9     <body>
  10         <div id="log"></div>
  11         <script>
  12           function DurationBoundaryConditionTest(testDurationValue, expectedError, description)
  13           {
  14               return mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)
  15               {
  16                   // Append initialization segment.
  17                   test.expectEvent(sourceBuffer, 'updateend', 'sourceBuffer');
  18                   test.expectEvent(mediaElement, 'loadedmetadata', 'mediaElement');
  19                   sourceBuffer.appendBuffer(MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init));
  20                   test.waitForExpectedEvents(function()
  21                   {
  22                       if (expectedError) {
  23                           assert_throws(expectedError,
  24                               function() { mediaSource.duration = testDurationValue; },
  25                               "mediaSource.duration assignment throws an exception for " + testDurationValue);
  26                           test.done();
  27                           return;
  28                       }
  29
  30                       mediaSource.duration = testDurationValue;
  31
  32                       assert_equals(mediaSource.duration, testDurationValue, "mediaSource.duration");
  33                       assert_equals(mediaElement.duration, testDurationValue, "mediaElement.duration");
  34
  35                       test.expectEvent(mediaElement, 'durationchange', 'mediaElement');
  36                       test.waitForExpectedEvents(function()
  37                       {
  38                           assert_equals(mediaSource.duration, testDurationValue, "mediaSource.duration");
  39                           assert_equals(mediaElement.duration, testDurationValue, "mediaElement.duration");
  40                           test.done();
  41                       });
  42                   });
  43
  44               }, description);
  45           }
  46
  47           DurationBoundaryConditionTest(Math.pow(2, 31) - 1, null, "Set duration to 2^31 - 1");
  48           DurationBoundaryConditionTest(1, null, "Set duration to 1");
  49           DurationBoundaryConditionTest(Number.MAX_VALUE, null, "Set duration to Number.MAX_VALUE");
  50           DurationBoundaryConditionTest(Number.MIN_VALUE, null, "Set duration to Number.MIN_VALUE");
  51           DurationBoundaryConditionTest(Number.MAX_VALUE - 1, null, "Set duration to Number.MAX_VALUE - 1");
  52           DurationBoundaryConditionTest(Number.MIN_VALUE - 1, "InvalidAccessError", "Set duration to Number.MIN_VALUE - 1");
  53           DurationBoundaryConditionTest(Number.POSITIVE_INFINITY, null, "Set duration to Number.POSITIVE_INFINITY");
  54           DurationBoundaryConditionTest(Number.NEGATIVE_INFINITY, "InvalidAccessError", "Set duration to Number.NEGATIVE_INFINITY");
  55           DurationBoundaryConditionTest(-1 * Number.MAX_VALUE, "InvalidAccessError", "Set duration to lowest value.");
  56           DurationBoundaryConditionTest(-101.9, "InvalidAccessError", "Set duration to a negative double.");
  57           DurationBoundaryConditionTest(101.9, null, "Set duration to a positive double.");
  58           DurationBoundaryConditionTest(0, null, "Set duration to zero");
  59           DurationBoundaryConditionTest(NaN, "InvalidAccessError", "Set duration to NaN");
  60         </script>
  61     </body>
  62 </html>