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encrypted-media-keystatuses.html
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encrypted-media-keystatuses.html
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<!DOCTYPE html>
<!-- Copyright © 2016 Chromium authors and World Wide Web Consortium, (Massachusetts Institute of Technology, ERCIM, Keio University, Beihang). -->
<html>
<head>
<title>Verify MediaKeySession.keyStatuses</title>
<script src="encrypted-media-utils.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="log"></div>
<script>
async_test(function(test)
{
var mediaKeySession;
var initDataType;
var initData;
var closed = false;
// Even though key ids are uint8, using printable values so that
// they can be verified easily.
var key1String = '123';
var key2String = '4567890';
var key1 = stringToUint8Array(key1String);
var key2 = stringToUint8Array(key2String);
var rawKey1 = new Uint8Array([0xeb, 0xdd, 0x62, 0xf1, 0x68, 0x14, 0xd2, 0x7b,
0x68, 0xef, 0x12, 0x2a, 0xfc, 0xe4, 0xae, 0x3c]);
var rawKey2 = new Uint8Array([0x3c, 0xae, 0xe4, 0xfc, 0x2a, 0x12, 0xef, 0x68,
0x7b, 0xd2, 0x14, 0x68, 0xf1, 0x62, 0xdd, 0xeb]);
function processMessage(event)
{
// No keys added yet.
assert_equals(mediaKeySession.keyStatuses.size, 0);
waitForEventAndRunStep('keystatuseschange', mediaKeySession, processKeyStatusesChange, test);
var jwkSet = stringToUint8Array(createJWKSet(createJWK(key1, rawKey1), createJWK(key2, rawKey2)));
mediaKeySession.update(jwkSet).catch(function(error) {
forceTestFailureFromPromise(test, error);
});
}
function checkKeyStatusFor2Keys()
{
// Two keys added, so both should show up in |keyStatuses|.
assert_equals(mediaKeySession.keyStatuses.size, 2);
dumpKeyStatuses(mediaKeySession.keyStatuses);
// Check |keyStatuses| for 2 entries.
var result = [];
for (let [keyId, status] of mediaKeySession.keyStatuses) {
result.push({ key: arrayBufferAsString(keyId), value: status });
}
assert_object_equals(result,
[{ key: key1String, value: 'usable'}, { key: key2String, value: 'usable'}],
'keyStatuses fails');
// |keyStatuses| must contain both keys.
result = [];
for (var key of mediaKeySession.keyStatuses.keys()) {
result.push(arrayBufferAsString(key));
}
assert_array_equals(result,
[key1String, key2String],
'keyStatuses.keys() fails');
// Both values in |mediaKeySession| should be 'usable'.
result = [];
for (var value of mediaKeySession.keyStatuses.values()) {
result.push(value);
}
assert_array_equals(result,
['usable', 'usable'],
'keyStatuses.values() fails');
// Check |keyStatuses.entries()|.
result = [];
for (var entry of mediaKeySession.keyStatuses.entries()) {
result.push({ key: arrayBufferAsString(entry[0]), value: entry[1] });
}
assert_object_equals(result,
[{ key: key1String, value: 'usable'}, { key: key2String, value: 'usable'}],
'keyStatuses.entries() fails');
// forEach() should return both entries.
result = [];
mediaKeySession.keyStatuses.forEach(function(status, keyId) {
result.push({ key: arrayBufferAsString(keyId), value: status });
});
assert_object_equals(result,
[{ key: key1String, value: 'usable'}, { key: key2String, value: 'usable'}],
'keyStatuses.forEach() fails');
// has() and get() should return the expected values.
assert_true(mediaKeySession.keyStatuses.has(key1));
assert_true(mediaKeySession.keyStatuses.has(key2));
assert_equals(mediaKeySession.keyStatuses.get(key1), 'usable');
assert_equals(mediaKeySession.keyStatuses.get(key2), 'usable');
// Try some invalid keyIds.
var invalid1 = key1.subarray(0, key1.length - 1);
assert_false(mediaKeySession.keyStatuses.has(invalid1));
assert_equals(mediaKeySession.keyStatuses.get(invalid1), undefined);
var invalid2 = key1.subarray(1);
assert_false(mediaKeySession.keyStatuses.has(invalid2));
assert_equals(mediaKeySession.keyStatuses.get(invalid2), undefined);
var invalid3 = new Uint8Array(key1);
invalid3[0] += 1;
assert_false(mediaKeySession.keyStatuses.has(invalid3));
assert_equals(mediaKeySession.keyStatuses.get(invalid3), undefined);
var invalid4 = new Uint8Array(key1);
invalid4[invalid4.length - 1] -= 1;
assert_false(mediaKeySession.keyStatuses.has(invalid4));
assert_equals(mediaKeySession.keyStatuses.get(invalid4), undefined);
var invalid5 = new Uint8Array(key1.length + 1);
invalid5.set(key1, 1); // First element will be 0.
assert_false(mediaKeySession.keyStatuses.has(invalid5));
assert_equals(mediaKeySession.keyStatuses.get(invalid5), undefined);
var invalid6 = new Uint8Array(key1.length + 1);
invalid6.set(key1, 0); // Last element will be 0.
assert_false(mediaKeySession.keyStatuses.has(invalid6));
assert_equals(mediaKeySession.keyStatuses.get(invalid6), undefined);
}
function processKeyStatusesChange(event)
{
if ( !closed )
{
// The first keystatuseschange (caused by update())
// should include both keys.
checkKeyStatusFor2Keys();
mediaKeySession.close().catch(function(error) {
forceTestFailureFromPromise(test, error);
});
closed = true;
}
else
{
// The second keystatuseschange (caused by close())
// should not have any keys.
assert_equals(mediaKeySession.keyStatuses.size, 0);
test.done();
}
}
navigator.requestMediaKeySystemAccess('org.w3.clearkey', getSimpleConfiguration()).then(function(access) {
initDataType = access.getConfiguration().initDataTypes[0];
initData = getInitData(initDataType);
return access.createMediaKeys();
}).then(function(mediaKeys) {
mediaKeySession = mediaKeys.createSession();
// There should be no keys defined yet.
assert_equals(mediaKeySession.keyStatuses.size, 0);
waitForEventAndRunStep('message', mediaKeySession, processMessage, test);
return mediaKeySession.generateRequest(initDataType, initData);
}).catch(function(error) {
forceTestFailureFromPromise(test, error);
});
}, 'Verify MediaKeySession.keyStatuses.');
</script>
</body>
</html>