Tests failed in Ubuntu 16.04 LTS

[RyanAfrish7]

Running npm test in the module in Ubuntu 16.04 LTS x64 is not passing any of the tests, 👎

> [email protected] test /.../node-loudness
> mocha



  loudness
    1) should set and get the volume
    2) should set and get the mute state
    3) "after all" hook


  0 passing (96ms)
  3 failing

  1) loudness should set and get the volume:

      Uncaught AssertionError: 16 == 15
      + expected - actual

      -16
      +15
      
      at test/basics.js:47:16
      at impl/linux.js:76:7
      at impl/linux.js:60:13
      at ChildProcess.<anonymous> (impl/linux.js:19:5)
      at maybeClose (internal/child_process.js:877:16)
      at Process.ChildProcess._handle.onexit (internal/child_process.js:226:5)

  2) loudness should set and get the mute state:
     Uncaught Error: Alsa Mixer Error: amixer: Invalid command!

      at Socket.<anonymous> (impl/linux.js:15:11)
      at readableAddChunk (_stream_readable.js:176:18)
      at Socket.Readable.push (_stream_readable.js:134:10)
      at Pipe.onread (net.js:548:20)

  3) loudness "after all" hook:
     Error: Alsa Mixer Error: amixer: Invalid command!

      at Socket.<anonymous> (impl/linux.js:15:11)
      at readableAddChunk (_stream_readable.js:176:18)
      at Socket.Readable.push (_stream_readable.js:134:10)
      at Pipe.onread (net.js:548:20)

[RyanAfrish7]

Referring to this, https://ubuntuforums.org/showthread.php?t=1796713&p=12655641#post12655641

amixer -D pulse set Master mute
amixer -D pulse set Master unmute

This command works fine.

[LinusU]

That's unfortunate, pull requests welcome!