mediasource-duration-boundaryconditions.html

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This WPT test may be referenced by the following Test IDs:
- /media-source/mediasource-duration-boundaryconditions.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->

<html>

    <head>

        <title>MediaSource.duration boundary condition test cases.</title>

        <script src="/resources/testharness.js"></script>

        <script src="/resources/testharnessreport.js"></script>

        <script src="mediasource-util.js"></script>

    </head>

    <body>

        <div id="log"></div>

        <script>

          function DurationBoundaryConditionTest(testDurationValue, expectedError, description)

              return mediasource_testafterdataloaded(function(test, mediaElement, mediaSource, segmentInfo, sourceBuffer, mediaData)

                  // Append initialization segment.

                  test.expectEvent(sourceBuffer, "updateend", "sourceBuffer");

                  test.expectEvent(mediaElement, "loadedmetadata", "mediaElement");

                  sourceBuffer.appendBuffer(MediaSourceUtil.extractSegmentData(mediaData, segmentInfo.init));

                  test.waitForExpectedEvents(function()

                      if (expectedError) {

                          assert_throws_js(expectedError,

                              function() { mediaSource.duration = testDurationValue; },

                              "mediaSource.duration assignment throws an exception for " + testDurationValue);

                          test.done();

                          return;

                      mediaSource.duration = testDurationValue;

                      assert_equals(mediaSource.duration, testDurationValue, "mediaSource.duration");

                      assert_equals(mediaElement.duration, testDurationValue, "mediaElement.duration");

                      test.expectEvent(mediaElement, "durationchange", "mediaElement");

                      test.waitForExpectedEvents(function()

                          assert_equals(mediaSource.duration, testDurationValue, "mediaSource.duration");

                          assert_equals(mediaElement.duration, testDurationValue, "mediaElement.duration");

                          test.done();

});

});

              }, description);

          DurationBoundaryConditionTest(Math.pow(2, 31) - 1, null, "Set duration to 2^31 - 1");

          DurationBoundaryConditionTest(1, null, "Set duration to 1");

          DurationBoundaryConditionTest(Number.MAX_VALUE, null, "Set duration to Number.MAX_VALUE");

          DurationBoundaryConditionTest(Number.MIN_VALUE, null, "Set duration to Number.MIN_VALUE");

          DurationBoundaryConditionTest(Number.MAX_VALUE - 1, null, "Set duration to Number.MAX_VALUE - 1");

          DurationBoundaryConditionTest(Number.MIN_VALUE - 1, TypeError, "Set duration to Number.MIN_VALUE - 1");

          DurationBoundaryConditionTest(Number.POSITIVE_INFINITY, null, "Set duration to Number.POSITIVE_INFINITY");

          DurationBoundaryConditionTest(Number.NEGATIVE_INFINITY, TypeError, "Set duration to Number.NEGATIVE_INFINITY");

          DurationBoundaryConditionTest(-1 * Number.MAX_VALUE, TypeError, "Set duration to lowest value.");

          DurationBoundaryConditionTest(-101.9, TypeError, "Set duration to a negative double.");

          DurationBoundaryConditionTest(101.9, null, "Set duration to a positive double.");

          DurationBoundaryConditionTest(0, null, "Set duration to zero");

          DurationBoundaryConditionTest(NaN, TypeError, "Set duration to NaN");

        </script>

    </body>

</html>