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const {Bitfield, uint8, DecodeStream, EncodeStream} = require('../');
const should = require('chai').should();
const concat = require('concat-stream');
describe('Bitfield', function() {
const bitfield = new Bitfield(uint8, ['Jack', 'Kack', 'Lack', 'Mack', 'Nack', 'Oack', 'Pack', 'Quack']);
const JACK = 1 << 0;
const KACK = 1 << 1;
const LACK = 1 << 2;
const MACK = 1 << 3;
const NACK = 1 << 4;
const OACK = 1 << 5;
const PACK = 1 << 6;
const QUACK = 1 << 7;
it('should have the right size', () => bitfield.size().should.equal(1));
it('should decode', function() {
const stream = new DecodeStream(Buffer.from([JACK | MACK | PACK | NACK | QUACK]));
return bitfield.decode(stream).should.deep.equal({
Jack: true, Kack: false, Lack: false, Mack: true, Nack: true, Oack: false, Pack: true, Quack: true});
});
return it('should encode', function(done) {
const stream = new EncodeStream;
stream.pipe(concat(function(buf) {
buf.should.deep.equal(Buffer.from([JACK | MACK | PACK | NACK | QUACK]));
return done();
})
);
bitfield.encode(stream, {Jack: true, Kack: false, Lack: false, Mack: true, Nack: true, Oack: false, Pack: true, Quack: true});
return stream.end();
});
});