99 lines
2.5 KiB
JavaScript
99 lines
2.5 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 BufferWriter = require('../lib/bufferwriter');
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describe('BufferWriter', function () {
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it('should default to a 512 byte buffer', function (done) {
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var out = new BufferWriter();
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expect(out.buf).to.have.length(512);
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done();
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});
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it('should default to a 512 byte buffer', function (done) {
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var out = new BufferWriter(10);
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expect(out.buf).to.have.length(10);
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done();
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});
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it('#buffer with undefined should return writer', function (done) {
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var out = new BufferWriter(10);
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var o = out.buffer();
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expect(o).to.be.instanceof(BufferWriter);
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done();
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});
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it('#buffer should accept buffer as input', function (done) {
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var out = new BufferWriter(10);
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var o = out.buffer(new Buffer('abc'));
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expect(o).to.be.instanceof(BufferWriter);
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expect(o.buf.toString('utf8', 0, 3)).to.equal('abc');
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done();
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});
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it('#buffer should not move forward on empty buffer', function (done) {
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var out = new BufferWriter(10);
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var o = out.buffer(new Buffer(0));
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expect(o).to.be.instanceof(BufferWriter);
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expect(out.tell()).to.equal(0);
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done();
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});
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it('#buffer throw if input is not writer or buffer', function (done) {
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var throws = function () {
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var out = new BufferWriter(10);
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out.buffer('asdf');
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};
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expect(throws).to.throw(Error, 'VariableError: not a buffer');
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done();
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});
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it('#seek should throw on negative', function (done) {
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var throws = function () {
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var out = new BufferWriter(10);
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out.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('#seek should throw after length', function (done) {
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var throws = function () {
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var out = new BufferWriter(10);
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out.seek(12);
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};
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expect(throws).to.throw(Error, 'Cannot seek after EOF. 12 > 10');
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done();
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});
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it('#indexOf should return array with all occurances', function (done) {
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var out = new BufferWriter();
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out.buffer(new Buffer('helloworldfoobarfoo'));
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var r = out.indexOf('foo');
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expect(r).to.include([10, 16]);
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done();
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});
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// it('#name withLength', function (done) {
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// var out = new BufferWriter();
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// out.name('hello', true);
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// expect(o.tell()).to.equal(6);
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// done();
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// });
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});
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