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Edit File : test.js \| Size : 6.81 KB
var tape = require('tape') , EE = require('events').EventEmitter , util = require('util') , isStream = require('./') , isReadable = require('./').isReadable , isWritable = require('./').isWritable , isDuplex = require('./').isDuplex , CoreStreams = require('stream') , ReadableStream10 = require('./readable-stream-1.0/') , ReadableStream11 = require('./readable-stream-1.1/') function test (pass, type, stream) { tape('isStream(' + type + ')', function (t) { t.plan(1) t.ok(pass === isStream(stream), type) }) } function testReadable (pass, type, stream) { tape('isReadable(' + type + ')', function (t) { t.plan(1) t.ok(pass === isReadable(stream), type) }) } function testWritable (pass, type, stream) { tape('isWritable(' + type + ')', function (t) { t.plan(1) t.ok(pass === isWritable(stream), type) }) } function testDuplex (pass, type, stream) { tape('isDuplex(' + type + ')', function (t) { t.plan(1) t.ok(pass === isDuplex(stream), type) }) } [ undefined, null, '', true, false, 0, 1, 1.0, 'string', {}, function foo () {} ].forEach(function (o) { test(false, 'non-stream / primitive: ' + (JSON.stringify(o) \|\| (o && o.toString()) \|\| o), o) }) test(false, 'fake stream obj', { pipe: function () {} }) ;(function () { // looks like a stream! function Stream () { EE.call(this) } util.inherits(Stream, EE) Stream.prototype.pipe = function () {} Stream.Stream = Stream test(false, 'fake stream "new Stream()"', new Stream()) }()) test(true, 'CoreStreams.Stream', new (CoreStreams.Stream)()) test(true, 'CoreStreams.Readable', new (CoreStreams.Readable)()) test(true, 'CoreStreams.Writable', new (CoreStreams.Writable)()) test(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)()) test(true, 'CoreStreams.Transform', new (CoreStreams.Transform)()) test(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)()) test(true, 'ReadableStream10.Readable', new (ReadableStream10.Readable)()) test(true, 'ReadableStream10.Writable', new (ReadableStream10.Writable)()) test(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)()) test(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)()) test(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)()) test(true, 'ReadableStream11.Readable', new (ReadableStream11.Readable)()) test(true, 'ReadableStream11.Writable', new (ReadableStream11.Writable)()) test(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)()) test(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)()) test(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)()) testReadable(false, 'CoreStreams.Stream', new (CoreStreams.Stream)()) testReadable(true, 'CoreStreams.Readable', new (CoreStreams.Readable)()) testReadable(false, 'CoreStreams.Writable', new (CoreStreams.Writable)()) testReadable(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)()) testReadable(true, 'CoreStreams.Transform', new (CoreStreams.Transform)()) testReadable(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)()) testReadable(true, 'ReadableStream10.Readable', new (ReadableStream10.Readable)()) testReadable(false, 'ReadableStream10.Writable', new (ReadableStream10.Writable)()) testReadable(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)()) testReadable(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)()) testReadable(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)()) testReadable(true, 'ReadableStream11.Readable', new (ReadableStream11.Readable)()) testReadable(false, 'ReadableStream11.Writable', new (ReadableStream11.Writable)()) testReadable(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)()) testReadable(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)()) testReadable(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)()) testWritable(false, 'CoreStreams.Stream', new (CoreStreams.Stream)()) testWritable(false, 'CoreStreams.Readable', new (CoreStreams.Readable)()) testWritable(true, 'CoreStreams.Writable', new (CoreStreams.Writable)()) testWritable(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)()) testWritable(true, 'CoreStreams.Transform', new (CoreStreams.Transform)()) testWritable(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)()) testWritable(false, 'ReadableStream10.Readable', new (ReadableStream10.Readable)()) testWritable(true, 'ReadableStream10.Writable', new (ReadableStream10.Writable)()) testWritable(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)()) testWritable(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)()) testWritable(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)()) testWritable(false, 'ReadableStream11.Readable', new (ReadableStream11.Readable)()) testWritable(true, 'ReadableStream11.Writable', new (ReadableStream11.Writable)()) testWritable(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)()) testWritable(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)()) testWritable(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)()) testDuplex(false, 'CoreStreams.Stream', new (CoreStreams.Stream)()) testDuplex(false, 'CoreStreams.Readable', new (CoreStreams.Readable)()) testDuplex(false, 'CoreStreams.Writable', new (CoreStreams.Writable)()) testDuplex(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)()) testDuplex(true, 'CoreStreams.Transform', new (CoreStreams.Transform)()) testDuplex(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)()) testDuplex(false, 'ReadableStream10.Readable', new (ReadableStream10.Readable)()) testDuplex(false, 'ReadableStream10.Writable', new (ReadableStream10.Writable)()) testDuplex(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)()) testDuplex(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)()) testDuplex(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)()) testDuplex(false, 'ReadableStream11.Readable', new (ReadableStream11.Readable)()) testDuplex(false, 'ReadableStream11.Writable', new (ReadableStream11.Writable)()) testDuplex(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)()) testDuplex(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)()) testDuplex(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)()) ;[ CoreStreams, ReadableStream10, ReadableStream11 ].forEach(function (p) { [ 'Stream', 'Readable', 'Writable', 'Duplex', 'Transform', 'PassThrough' ].forEach(function (k) { if (!p[k]) return function SubStream () { p[k].call(this) } util.inherits(SubStream, p[k]) test(true, 'Stream subclass: ' + p.name + '.' + k, new SubStream()) }) }) Back

Edit File : test.js | Size : 6.81 KB

var tape             = require('tape')
  , EE               = require('events').EventEmitter
  , util             = require('util')

, isStream         = require('./')
  , isReadable       = require('./').isReadable
  , isWritable       = require('./').isWritable
  , isDuplex         = require('./').isDuplex

, CoreStreams      = require('stream')
  , ReadableStream10 = require('./readable-stream-1.0/')
  , ReadableStream11 = require('./readable-stream-1.1/')

function test (pass, type, stream) {
  tape('isStream('  + type + ')', function (t) {
    t.plan(1)
    t.ok(pass === isStream(stream), type)
  })
}

function testReadable (pass, type, stream) {
  tape('isReadable('  + type + ')', function (t) {
    t.plan(1)
    t.ok(pass === isReadable(stream), type)
  })
}

function testWritable (pass, type, stream) {
  tape('isWritable('  + type + ')', function (t) {
    t.plan(1)
    t.ok(pass === isWritable(stream), type)
  })
}

function testDuplex (pass, type, stream) {
  tape('isDuplex('  + type + ')', function (t) {
    t.plan(1)
    t.ok(pass === isDuplex(stream), type)
  })
}

[ undefined, null, '', true, false, 0, 1, 1.0, 'string', {}, function foo () {} ].forEach(function (o) {
  test(false, 'non-stream / primitive: ' + (JSON.stringify(o) || (o && o.toString()) || o), o)
})

test(false, 'fake stream obj', { pipe: function () {} })

;(function () {

// looks like a stream!

function Stream () {
    EE.call(this)
  }
  util.inherits(Stream, EE)
  Stream.prototype.pipe = function () {}
  Stream.Stream = Stream

test(false, 'fake stream "new Stream()"', new Stream())

}())

test(true, 'CoreStreams.Stream', new (CoreStreams.Stream)())
test(true, 'CoreStreams.Readable', new (CoreStreams.Readable)())
test(true, 'CoreStreams.Writable', new (CoreStreams.Writable)())
test(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)())
test(true, 'CoreStreams.Transform', new (CoreStreams.Transform)())
test(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)())

test(true, 'ReadableStream10.Readable', new (ReadableStream10.Readable)())
test(true, 'ReadableStream10.Writable', new (ReadableStream10.Writable)())
test(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)())
test(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)())
test(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)())

test(true, 'ReadableStream11.Readable', new (ReadableStream11.Readable)())
test(true, 'ReadableStream11.Writable', new (ReadableStream11.Writable)())
test(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)())
test(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)())
test(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)())

testReadable(false, 'CoreStreams.Stream', new (CoreStreams.Stream)())
testReadable(true, 'CoreStreams.Readable', new (CoreStreams.Readable)())
testReadable(false, 'CoreStreams.Writable', new (CoreStreams.Writable)())
testReadable(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)())
testReadable(true, 'CoreStreams.Transform', new (CoreStreams.Transform)())
testReadable(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)())

testReadable(true, 'ReadableStream10.Readable', new (ReadableStream10.Readable)())
testReadable(false, 'ReadableStream10.Writable', new (ReadableStream10.Writable)())
testReadable(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)())
testReadable(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)())
testReadable(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)())

testReadable(true, 'ReadableStream11.Readable', new (ReadableStream11.Readable)())
testReadable(false, 'ReadableStream11.Writable', new (ReadableStream11.Writable)())
testReadable(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)())
testReadable(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)())
testReadable(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)())

testWritable(false, 'CoreStreams.Stream', new (CoreStreams.Stream)())
testWritable(false, 'CoreStreams.Readable', new (CoreStreams.Readable)())
testWritable(true, 'CoreStreams.Writable', new (CoreStreams.Writable)())
testWritable(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)())
testWritable(true, 'CoreStreams.Transform', new (CoreStreams.Transform)())
testWritable(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)())

testWritable(false, 'ReadableStream10.Readable', new (ReadableStream10.Readable)())
testWritable(true, 'ReadableStream10.Writable', new (ReadableStream10.Writable)())
testWritable(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)())
testWritable(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)())
testWritable(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)())

testWritable(false, 'ReadableStream11.Readable', new (ReadableStream11.Readable)())
testWritable(true, 'ReadableStream11.Writable', new (ReadableStream11.Writable)())
testWritable(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)())
testWritable(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)())
testWritable(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)())

testDuplex(false, 'CoreStreams.Stream', new (CoreStreams.Stream)())
testDuplex(false, 'CoreStreams.Readable', new (CoreStreams.Readable)())
testDuplex(false, 'CoreStreams.Writable', new (CoreStreams.Writable)())
testDuplex(true, 'CoreStreams.Duplex', new (CoreStreams.Duplex)())
testDuplex(true, 'CoreStreams.Transform', new (CoreStreams.Transform)())
testDuplex(true, 'CoreStreams.PassThrough', new (CoreStreams.PassThrough)())

testDuplex(false, 'ReadableStream10.Readable', new (ReadableStream10.Readable)())
testDuplex(false, 'ReadableStream10.Writable', new (ReadableStream10.Writable)())
testDuplex(true, 'ReadableStream10.Duplex', new (ReadableStream10.Duplex)())
testDuplex(true, 'ReadableStream10.Transform', new (ReadableStream10.Transform)())
testDuplex(true, 'ReadableStream10.PassThrough', new (ReadableStream10.PassThrough)())

testDuplex(false, 'ReadableStream11.Readable', new (ReadableStream11.Readable)())
testDuplex(false, 'ReadableStream11.Writable', new (ReadableStream11.Writable)())
testDuplex(true, 'ReadableStream11.Duplex', new (ReadableStream11.Duplex)())
testDuplex(true, 'ReadableStream11.Transform', new (ReadableStream11.Transform)())
testDuplex(true, 'ReadableStream11.PassThrough', new (ReadableStream11.PassThrough)())

;[ CoreStreams, ReadableStream10, ReadableStream11 ].forEach(function (p) {
  [ 'Stream', 'Readable', 'Writable', 'Duplex', 'Transform', 'PassThrough' ].forEach(function (k) {
    if (!p[k])
      return

function SubStream () {
      p[k].call(this)
    }
    util.inherits(SubStream, p[k])

test(true, 'Stream subclass: ' + p.name + '.' + k, new SubStream())

})
})

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