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82 lines
2.5 KiB
Racket
82 lines
2.5 KiB
Racket
#lang restructure/racket
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(require "buffer.rkt" "stream.rkt" rackunit)
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#|
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approximates
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https://github.com/mbutterick/restructure/blob/master/test/Buffer.coffee
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|#
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;describe 'Buffer', ->
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; describe 'decode', ->
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; it 'should decode', ->
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; stream = new DecodeStream new Buffer [0xab, 0xff, 0x1f, 0xb6]
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; buf = new BufferT(2)
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; buf.decode(stream).should.deep.equal new Buffer [0xab, 0xff]
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; buf.decode(stream).should.deep.equal new Buffer [0x1f, 0xb6]
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(let ([stream (+DecodeStream (+Buffer '(#xab #xff #x1f #xb6)))]
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[buf (+BufferT 2)])
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(check-equal? (send buf decode stream) (+Buffer '(#xab #xff)))
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(check-equal? (send buf decode stream) (+Buffer '(#x1f #xb6))))
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;
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; it 'should decode with parent key length', ->
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; stream = new DecodeStream new Buffer [0xab, 0xff, 0x1f, 0xb6]
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; buf = new BufferT('len')
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; buf.decode(stream, len: 3).should.deep.equal new Buffer [0xab, 0xff, 0x1f]
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; buf.decode(stream, len: 1).should.deep.equal new Buffer [0xb6]
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(let ([stream (+DecodeStream (+Buffer '(#xab #xff #x1f #xb6)))]
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[buf (+BufferT 'len)])
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(check-equal? (send buf decode stream (hash 'len 3)) (+Buffer '(#xab #xff #x1f)))
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(check-equal? (send buf decode stream (hash 'len 1)) (+Buffer '(#xb6))))
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;
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; describe 'size', ->
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; it 'should return size', ->
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; buf = new BufferT(2)
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; buf.size(new Buffer [0xab, 0xff]).should.equal 2
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(let ([buf (+BufferT 2)])
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(check-equal? (send buf size (+Buffer '(#xab #xff))) 2))
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;
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; it 'should use defined length if no value given', ->
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; array = new BufferT 10
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; array.size().should.equal 10
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(let ([array (+BufferT 10)])
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(check-equal? (send array size) 10))
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;
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; describe 'encode', ->
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; it 'should encode', (done) ->
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; stream = new EncodeStream
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; stream.pipe concat (buf) ->
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; buf.should.deep.equal new Buffer [0xab, 0xff, 0x1f, 0xb6]
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; done()
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;
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; buf = new BufferT(2)
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; buf.encode stream, new Buffer [0xab, 0xff]
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; buf.encode stream, new Buffer [0x1f, 0xb6]
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; stream.end()
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;
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(let ([buf (+BufferT 2)]
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[stream (+EncodeStream)])
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(send buf encode stream (+Buffer '(#xab #xff)))
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(send buf encode stream (+Buffer '(#x1f #xb6)))
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(check-equal? (send stream dump) (+Buffer '(#xab #xff #x1f #xb6))))
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; it 'should encode length before buffer', (done) ->
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; stream = new EncodeStream
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; stream.pipe concat (buf) ->
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; buf.should.deep.equal new Buffer [2, 0xab, 0xff]
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; done()
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;
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; buf = new BufferT(uint8)
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; buf.encode stream, new Buffer [0xab, 0xff]
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; stream.end() |