125 lines
3 KiB
JavaScript
125 lines
3 KiB
JavaScript
'use strict'
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const assert = require('chai').assert
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const proxyquire = require('proxyquire')
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const spooks = require('spooks')
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const Promise = require('bluebird')
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const modulePath = '../../src/unpipe'
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suite('unpipe:', () => {
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test('require does not throw', () => {
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assert.doesNotThrow(() => {
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require(modulePath)
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})
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})
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test('require returns function', () => {
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assert.isFunction(require(modulePath))
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})
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suite('require:', () => {
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let log, results, unpipe
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setup(() => {
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log = {}
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results = {
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parse: [ Promise.resolve() ]
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}
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unpipe = proxyquire(modulePath, {
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'./parse': spooks.fn({
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name: 'parse',
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log: log,
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results: results.parse
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})
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})
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})
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test('unpipe expects two arguments', () => {
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assert.lengthOf(unpipe, 2)
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})
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test('unpipe does not throw', () => {
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assert.doesNotThrow(() => {
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unpipe(() => {})
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})
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})
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test('unpipe throws if callback is not provided', () => {
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assert.throws(() => {
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unpipe()
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})
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})
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test('parse was not called', () => {
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assert.strictEqual(log.counts.parse, 0)
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})
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suite('unpipe success:', () => {
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let result, error, options
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setup(done => {
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results.parse[0] = Promise.resolve('foo')
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options = { foo: 'bar', ndjson: true }
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unpipe((err, res) => {
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error = err
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result = res
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done()
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}, options)
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})
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test('parse was called once', () => {
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assert.strictEqual(log.counts.parse, 1)
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})
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test('parse was called correctly', () => {
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assert.isUndefined(log.these.parse[0])
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assert.lengthOf(log.args.parse[0], 2)
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assert.isObject(log.args.parse[0][0])
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assert.isTrue(log.args.parse[0][0].readable)
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assert.isTrue(log.args.parse[0][0].writable)
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assert.isFunction(log.args.parse[0][0].pipe)
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assert.isFunction(log.args.parse[0][0].read)
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assert.isFunction(log.args.parse[0][0]._read)
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assert.isFunction(log.args.parse[0][0].write)
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assert.isFunction(log.args.parse[0][0]._write)
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assert.notStrictEqual(log.args.parse[0][1], options)
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assert.deepEqual(log.args.parse[0][1], { foo: 'bar', ndjson: false })
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})
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test('parse result was returned', () => {
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assert.strictEqual(result, 'foo')
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})
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test('did not fail', () => {
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assert.isNull(error)
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})
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})
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suite('unpipe error:', () => {
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let result, error, options
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setup(done => {
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results.parse[0] = Promise.reject('bar')
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options = {}
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unpipe((err, res) => {
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error = err
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result = res
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done()
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}, options)
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})
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test('parse was called once', () => {
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assert.strictEqual(log.counts.parse, 1)
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})
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test('parse result was not returned', () => {
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assert.isUndefined(result)
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})
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test('failed', () => {
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assert.strictEqual(error, 'bar')
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})
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})
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})
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})
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