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function runTest(config)
{
// This test passes |response| to update() as a JSON Web Key Set.
// CDMs other than Clear Key won't expect |response| in this format.
promise_test(function(test) {
var initDataType;
var initData;
var keySystem = config.keysystem;
var mediaKeySession;
function createReallyLongJWKSet()
{
// This is just a standard JWKSet with a lot of
// extra items added to the end. Key ID and key
// doesn't really matter.
var jwkSet = '{"keys":[{'
+ '"kty":"oct",'
+ '"k":"MDEyMzQ1Njc4OTAxMjM0NQ",'
+ '"kid":"MDEyMzQ1Njc4OTAxMjM0NQ"'
+ '}]';
return jwkSet + ',"test":"unknown"'.repeat(4000) + '}';
}
var p = navigator.requestMediaKeySystemAccess(keySystem, getSimpleConfiguration()).then(function(access) {
initDataType = access.getConfiguration().initDataTypes[0];
initData = getInitData(initDataType);
return access.createMediaKeys();
}).then(function(mediaKeys) {
mediaKeySession = mediaKeys.createSession();
var eventWatcher = new EventWatcher(test, mediaKeySession, ['message']);
var promise = eventWatcher.wait_for('message');
mediaKeySession.generateRequest(initDataType, initData);
return promise;
}).then(function () {
var jwkSet = createReallyLongJWKSet();
assert_greater_than(jwkSet.length, 65536);
var jwkSetArray = stringToUint8Array(jwkSet);
return mediaKeySession.update(jwkSetArray);
});
return promise_rejects_js(test, TypeError, p);
}, 'update() with invalid response (longer than 64Kb characters) should fail.');
}
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