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node_modules/restructure/test/Bitfield.coffee | 31 lines | 1017 B | text/coffeescript | CoffeeScriptLexer |
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{Bitfield, uint8, DecodeStream, EncodeStream} = require '../'
should = require('chai').should()
concat = require 'concat-stream'
describe 'Bitfield', ->
bitfield = new Bitfield uint8, ['Jack', 'Kack', 'Lack', 'Mack', 'Nack', 'Oack', 'Pack', 'Quack']
JACK = 1 << 0
KACK = 1 << 1
LACK = 1 << 2
MACK = 1 << 3
NACK = 1 << 4
OACK = 1 << 5
PACK = 1 << 6
QUACK = 1 << 7
it 'should have the right size', ->
bitfield.size().should.equal 1
it 'should decode', ->
stream = new DecodeStream new Buffer [JACK | MACK | PACK | NACK | QUACK]
bitfield.decode(stream).should.deep.equal
Jack: yes, Kack: no, Lack: no, Mack: yes, Nack: yes, Oack: no, Pack: yes, Quack: yes
it 'should encode', (done) ->
stream = new EncodeStream
stream.pipe concat (buf) ->
buf.should.deep.equal new Buffer [JACK | MACK | PACK | NACK | QUACK]
done()
bitfield.encode stream, Jack: yes, Kack: no, Lack: no, Mack: yes, Nack: yes, Oack: no, Pack: yes, Quack: yes
stream.end()