tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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check-encryption-scheme.js (1817B)

      1 function runTest(config, qualifier)
      2 {
      3  function checkEncryptionScheme(encryptionScheme)
      4  {
      5    var simpleConfig = getSimpleConfiguration();
      6    assert_greater_than(simpleConfig[0].audioCapabilities.length, 0);
      7    simpleConfig[0].audioCapabilities.forEach(function(capability) {
      8      capability.encryptionScheme = encryptionScheme;
      9    });
     10 
     11    return navigator.requestMediaKeySystemAccess(config.keysystem, simpleConfig)
     12        .then(
     13            function(access) {
     14              var actualConfiguration = access.getConfiguration();
     15              for (let i = 0; i < actualConfiguration.audioCapabilities.length; i++) {
     16                const capability = actualConfiguration.audioCapabilities[i];
     17 
     18                // If "encryptionScheme" is not supported, fail.
     19                if (!('encryptionScheme' in capability)) {
     20                  return Promise.reject('Not implemented');
     21                }
     22 
     23                // If "encryptionScheme" is supported, it should be returned.
     24                assert_equals(capability.encryptionScheme, encryptionScheme);
     25              }
     26              return Promise.resolve('Supported');
     27            },
     28            function error() {
     29              // CDM does not support "encryptionScheme". Test should still pass.
     30              return Promise.resolve('Not supported');
     31            });
     32  }
     33 
     34  promise_test(
     35      () => checkEncryptionScheme('cenc'),
     36      testnamePrefix(qualifier, config.keysystem) + ' support for "cenc" encryption scheme.');
     37 
     38  promise_test(
     39      () => checkEncryptionScheme('cbcs'),
     40      testnamePrefix(qualifier, config.keysystem) + ' support for "cbcs" encryption scheme.');
     41 
     42  promise_test(
     43      () => checkEncryptionScheme('cbcs-1-9'),
     44      testnamePrefix(qualifier, config.keysystem) +
     45          ' support for "cbcs-1-9" encryption scheme.');
     46 }