84 lines
2.0 KiB
JavaScript
84 lines
2.0 KiB
JavaScript
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var Code = require('code'); // assertion library
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var Lab = require('lab');
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var lab = exports.lab = Lab.script();
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var describe = lab.describe;
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var it = lab.it;
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//var before = lab.before;
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//var after = lab.after;
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var expect = Code.expect;
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var BufferConsumer = require('../lib/bufferconsumer');
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var BufferWriter = require('../lib/bufferwriter');
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describe('BufferConsumer', function () {
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it('throw if no buffer as argument', function (done) {
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var throws = function () {
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return (new BufferConsumer());
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};
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expect(throws).to.throw(Error, 'Expected instance of Buffer');
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done();
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});
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it('throw if seek before 0', function (done) {
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var throws = function () {
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var b = new Buffer(512);
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var consumer = new BufferConsumer(b);
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consumer.seek(-1);
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};
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expect(throws).to.throw(Error, 'Negative pos not allowed');
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done();
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});
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it('throw if seek after end', function (done) {
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var throws = function () {
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var b = new Buffer(512);
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var consumer = new BufferConsumer(b);
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consumer.seek(515);
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};
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expect(throws).to.throw(Error, 'Cannot seek after EOF. 515 > 512');
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done();
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});
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it('thow if slice after end', function (done) {
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var throws = function () {
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var b = new Buffer(512);
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var consumer = new BufferConsumer(b);
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consumer.seek(500);
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consumer.slice(100);
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};
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expect(throws).to.throw(Error, 'Buffer overflow');
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done();
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});
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it('#string with length', function (done) {
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var b = new Buffer('qwertasdfg');
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var consumer = new BufferConsumer(b);
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var s = consumer.string('utf8', 3);
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expect(s).to.equal('qwe');
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s = consumer.string();
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expect(s).to.equal('rtasdfg');
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done();
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});
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});
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describe('BufferWriter', function () {
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it('#name on empty buffer', function (done) {
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var out = new BufferWriter();
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out.name('');
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out.dump();
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var consumer = new BufferConsumer(out.dump());
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var s = consumer.name();
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expect(s).to.equal('');
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done();
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});
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});
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