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55 lines
1.4 KiB
55 lines
1.4 KiB
4 years ago
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var binary = require('../');
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var test = require('tap').test;
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var EventEmitter = require('events').EventEmitter;
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test('loop scan', function (t) {
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t.plan(8 + 6 + 2);
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var em = new EventEmitter;
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binary.stream(em)
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.loop(function (end) {
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var vars_ = this.vars;
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this
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.scan('filler', 'BEGINMSG')
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.buffer('cmd', 3)
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.word8('num')
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.tap(function (vars) {
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t.strictEqual(vars, vars_);
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if (vars.num != 0x02 && vars.num != 0x06) {
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t.same(vars.filler.length, 0);
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}
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if (vars.cmd.toString() == 'end') end();
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})
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;
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})
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.tap(function (vars) {
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t.same(vars.cmd.toString(), 'end');
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t.same(vars.num, 0x08);
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})
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;
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setTimeout(function () {
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em.emit('data', new Buffer(
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'BEGINMSGcmd\x01'
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+ 'GARBAGEDATAXXXX'
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+ 'BEGINMSGcmd\x02'
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+ 'BEGINMSGcmd\x03'
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));
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}, 10);
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setTimeout(function () {
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em.emit('data', new Buffer(
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'BEGINMSGcmd\x04'
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+ 'BEGINMSGcmd\x05'
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+ 'GARBAGEDATAXXXX'
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+ 'BEGINMSGcmd\x06'
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));
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em.emit('data', new Buffer('BEGINMSGcmd\x07'));
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}, 20);
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setTimeout(function () {
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em.emit('data', new Buffer('BEGINMSGend\x08'));
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}, 30);
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});
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