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