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Diffstat (limited to 'node_modules/through2/test.js')
-rw-r--r-- | node_modules/through2/test.js | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/node_modules/through2/test.js b/node_modules/through2/test.js deleted file mode 100644 index b2120de..0000000 --- a/node_modules/through2/test.js +++ /dev/null @@ -1,314 +0,0 @@ -const test = require('tape') - , through2 = require('./') - , crypto = require('crypto') - , bl = require('bl') - , spigot = require('stream-spigot') - -test('plain through', function (t) { - var th2 = through2(function (chunk, enc, callback) { - if (!this._i) - this._i = 97 // 'a' - else - this._i++ - var b = new Buffer(chunk.length) - for (var i = 0; i < chunk.length; i++) - b[i] = this._i - this.push(b) - callback() - }) - - th2.pipe(bl(function (err, b) { - var s = b.toString('ascii') - t.equal('aaaaaaaaaabbbbbcccccccccc', s, 'got transformed string') - t.end() - })) - - th2.write(crypto.randomBytes(10)) - th2.write(crypto.randomBytes(5)) - th2.write(crypto.randomBytes(10)) - th2.end() -}) - -test('pipeable through', function (t) { - var th2 = through2(function (chunk, enc, callback) { - if (!this._i) - this._i = 97 // 'a' - else - this._i++ - var b = new Buffer(chunk.length) - for (var i = 0; i < chunk.length; i++) - b[i] = this._i - this.push(b) - callback() - }) - - th2.pipe(bl(function (err, b) { - var s = b.toString('ascii') - // bl() acts like a proper streams2 stream and passes as much as it's - // asked for, so we really only get one write with such a small amount - // of data - t.equal(s, 'aaaaaaaaaaaaaaaaaaaaaaaaa', 'got transformed string') - t.end() - })) - - var bufs = bl() - bufs.append(crypto.randomBytes(10)) - bufs.append(crypto.randomBytes(5)) - bufs.append(crypto.randomBytes(10)) - bufs.pipe(th2) -}) - -test('object through', function (t) { - t.plan(3) - - var th2 = through2({ objectMode: true}, function (chunk, enc, callback) { - this.push({ out: chunk.in + 1 }) - callback() - }) - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -}) - -test('flushing through', function (t) { - var th2 = through2(function (chunk, enc, callback) { - if (!this._i) - this._i = 97 // 'a' - else - this._i++ - var b = new Buffer(chunk.length) - for (var i = 0; i < chunk.length; i++) - b[i] = this._i - this.push(b) - callback() - }, function (callback) { - this.push(new Buffer([ 101, 110, 100 ])) - callback() - }) - - th2.pipe(bl(function (err, b) { - var s = b.toString('ascii') - t.equal(s, 'aaaaaaaaaabbbbbccccccccccend', 'got transformed string') - t.end() - })) - - th2.write(crypto.randomBytes(10)) - th2.write(crypto.randomBytes(5)) - th2.write(crypto.randomBytes(10)) - th2.end() -}) - -test('plain through ctor', function (t) { - var Th2 = through2.ctor(function (chunk, enc, callback) { - if (!this._i) - this._i = 97 // 'a' - else - this._i++ - var b = new Buffer(chunk.length) - for (var i = 0; i < chunk.length; i++) - b[i] = this._i - this.push(b) - callback() - }) - - var th2 = new Th2() - - th2.pipe(bl(function (err, b) { - var s = b.toString('ascii') - t.equal('aaaaaaaaaabbbbbcccccccccc', s, 'got transformed string') - t.end() - })) - - th2.write(crypto.randomBytes(10)) - th2.write(crypto.randomBytes(5)) - th2.write(crypto.randomBytes(10)) - th2.end() -}) - -test('reuse through ctor', function (t) { - t.plan(4) - - var Th2 = through2.ctor(function (chunk, enc, callback) { - if (!this._i) { - t.ok(1, 'did not contain previous instance data (this._i)') - this._i = 97 // 'a' - } else - this._i++ - var b = new Buffer(chunk.length) - for (var i = 0; i < chunk.length; i++) - b[i] = this._i - this.push(b) - callback() - }) - - var th2 = Th2() - - th2.pipe(bl(function (err, b) { - var s = b.toString('ascii') - t.equal('aaaaaaaaaabbbbbcccccccccc', s, 'got transformed string') - - var newInstance = Th2() - newInstance.pipe(bl(function (err, b) { - var s = b.toString('ascii') - t.equal('aaaaaaabbbbccccccc', s, 'got transformed string') - })) - - newInstance.write(crypto.randomBytes(7)) - newInstance.write(crypto.randomBytes(4)) - newInstance.write(crypto.randomBytes(7)) - newInstance.end() - })) - - th2.write(crypto.randomBytes(10)) - th2.write(crypto.randomBytes(5)) - th2.write(crypto.randomBytes(10)) - th2.end() -}) - -test('object through ctor', function (t) { - t.plan(3) - - var Th2 = through2.ctor({ objectMode: true}, function (chunk, enc, callback) { - this.push({ out: chunk.in + 1 }) - callback() - }) - - var th2 = new Th2() - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -}) - -test('pipeable object through ctor', function (t) { - t.plan(4) - - var Th2 = through2.ctor({ objectMode: true}, function (record, enc, callback) { - if (record.temp != null && record.unit == 'F') { - record.temp = ( ( record.temp - 32 ) * 5 ) / 9 - record.unit = 'C' - } - this.push(record) - callback() - }) - - var th2 = Th2() - - var expect = [-19, -40, 100, 22] - th2.on('data', function (o) { - t.deepEqual(o, { temp: expect.shift(), unit: 'C' }, 'got transformed object') - }) - - spigot({objectMode: true}, [ - {temp: -2.2, unit: 'F'}, - {temp: -40, unit: 'F'}, - {temp: 212, unit: 'F'}, - {temp: 22, unit: 'C'} - ]).pipe(th2) -}) - -test('object through ctor override', function (t) { - t.plan(3) - - var Th2 = through2.ctor(function (chunk, enc, callback) { - this.push({ out: chunk.in + 1 }) - callback() - }) - - var th2 = Th2({objectMode: true}) - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -}) - -test('object settings available in transform', function (t) { - t.plan(6) - - var Th2 = through2.ctor({objectMode: true, peek: true}, function (chunk, enc, callback) { - t.ok(this.options.peek, "reading options from inside _transform") - this.push({ out: chunk.in + 1 }) - callback() - }) - - var th2 = Th2() - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -}) - -test('object settings available in transform override', function (t) { - t.plan(6) - - var Th2 = through2.ctor(function (chunk, enc, callback) { - t.ok(this.options.peek, "reading options from inside _transform") - this.push({ out: chunk.in + 1 }) - callback() - }) - - var th2 = Th2({objectMode: true, peek: true}) - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -}) - -test('object override extends options', function (t) { - t.plan(6) - - var Th2 = through2.ctor({objectMode: true}, function (chunk, enc, callback) { - t.ok(this.options.peek, "reading options from inside _transform") - this.push({ out: chunk.in + 1 }) - callback() - }) - - var th2 = Th2({peek: true}) - - var e = 0 - th2.on('data', function (o) { - t.deepEqual(o, { out: e === 0 ? 102 : e == 1 ? 203 : -99 }, 'got transformed object') - e++ - }) - - th2.write({ in: 101 }) - th2.write({ in: 202 }) - th2.write({ in: -100 }) - th2.end() -})
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