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How to use resultStream method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

process-template.js

Source:process-template.js

1'use strict';2const assert = require('assert');3// const http = require('http');4const nock = require('nock');5const sinon = require('sinon');6const stream = require('stream');7const processTemplate = require('../lib/process-template');8const requestFragment = require('../lib/request-fragment')(9    require('../lib/filter-headers'),10    require('../lib/process-fragment-response')11);12const AsyncStream = require('../lib/streams/async-stream');13const parseTemplate = require('../lib/parse-template');14describe('processTemplate', () => {15    let resultStream;16    let options;17    let handleNestedTag;18    beforeEach(() => {19        const mockedRequest = {20            headers: {},21            url: '/'22        };23        nock('http://fragment')24            .get('/f1')25            .reply(200, '<NormalFragment 1/>', {26                Link:27                    '<http://link1>; rel="fragment-script", <http://link2>; rel="fragment-script", <http://link3>; rel="fragment-script",' +28                    '<http://link4>; rel="fragment-script", <http://link5>; rel="fragment-script", <http://link6>; rel="fragment-script"'29            })30            .get('/f2')31            .reply(200, '<NormalFragment 2/>')32            .get('/f3')33            .reply(200, '<NormalFragment 3/>')34            .get('/r1')35            .reply(200, '<RemoteFragment 1/>')36            .get('/r2')37            .reply(200, '<RemoteFragment 2/>')38            .get('/primary')39            .reply(200, '<Primary/>')40            .get('/bad')41            .reply(500, 'Internal Error');42        handleNestedTag = (request, tag, options, context) => {43            if (tag && tag.name === 'nested-fragments') {44                // Simulate fetching of some remote resource here45                // TODO: who does the parsing???46                const stream = processTemplate(request, options, context);47                setTimeout(() => {48                    const remoteEndpointResponse = `49                    <fragment id="r1" src="http://fragment/r1" />50                    <fragment id="r2" src="http://fragment/r2" />51                    `;52                    options53                        .parseTemplate(remoteEndpointResponse, null, false)54                        .then(template => {55                            template.forEach(parsedTag => {56                                stream.write(parsedTag);57                            });58                            stream.end();59                        });60                }, 10);61                return stream;62            }63            return Buffer.from('');64        };65        let index = 0;66        options = {67            maxAssetLinks: 3,68            nextIndex: () => ++index,69            fragmentTag: 'fragment',70            parseTemplate: parseTemplate(71                ['fragment', 'nested-fragments'],72                ['script']73            ),74            asyncStream: new AsyncStream(),75            handleTag: handleNestedTag,76            requestFragment: requestFragment77        };78        resultStream = processTemplate(mockedRequest, options, {});79    });80    it('returns a stream', () => {81        assert(resultStream instanceof stream);82    });83    describe('result stream', () => {84        it('produces buffers as result', done => {85            resultStream.on('data', chunk => {86                assert(chunk instanceof Buffer);87            });88            resultStream.on('end', () => {89                done();90            });91            resultStream.on('fragment:found', ({ attributes: { primary } }) => {92                primary && options.asyncStream.end();93            });94            resultStream.write({ placeholder: 'pipe' });95            resultStream.write({96                name: 'fragment',97                attributes: { id: 'f3', async: true, src: 'http://fragment/f3' }98            });99            resultStream.write({100                name: 'fragment',101                attributes: { id: 'f1', src: 'http://fragment/f1' }102            });103            resultStream.write({104                name: 'fragment',105                attributes: {106                    id: 'f2',107                    primary: true,108                    src: 'http://fragment/primary'109                }110            });111            resultStream.write({ name: 'nested-fragments' });112            resultStream.write({ placeholder: 'async' });113            resultStream.end();114        });115        it('notifies for every fragment found in the template', done => {116            const onFragment = sinon.spy();117            resultStream.on('fragment:found', onFragment);118            resultStream.on('end', () => {119                assert.equal(onFragment.callCount, 3);120                done();121            });122            resultStream.resume();123            resultStream.write({124                name: 'fragment',125                attributes: { id: 'f3', async: true, src: 'http://fragment/f3' }126            });127            resultStream.write({128                name: 'fragment',129                attributes: { id: 'f1', src: 'http://fragment/f1' }130            });131            resultStream.write({132                name: 'fragment',133                attributes: {134                    id: 'f2',135                    primary: true,136                    src: 'http://fragment/f2'137                }138            });139            resultStream.end();140        });141        it('write async fragments to a separate stream', done => {142            let data = '';143            options.asyncStream.on('data', chunk => {144                data += chunk.toString();145            });146            options.asyncStream.on('end', () => {147                assert.equal(148                    data,149                    '<!-- Fragment #2 "f3" START --><NormalFragment 3/><!-- Fragment #2 "f3" END -->'150                );151                done();152            });153            resultStream.write({154                name: 'fragment',155                attributes: {156                    id: 'f3',157                    async: false,158                    src: 'http://fragment/f2'159                }160            });161            resultStream.write({162                name: 'fragment',163                attributes: { id: 'f3', async: true, src: 'http://fragment/f3' }164            });165            resultStream.end();166            options.asyncStream.end();167        });168        it('handles indexes correctly', done => {169            let data = '';170            function assertIndex(index, fragmentText) {171                const r = new RegExp(172                    `<!-- Fragment #${index} ".*" START -->.+${fragmentText}.+<!-- Fragment #${index} ".*" END -->`,173                    'g'174                );175                const doesMatch = r.test(data);176                let message = `No match for the fragmend(index: ${index}, text: ${fragmentText})`;177                assert.equal(doesMatch, true, message);178            }179            resultStream.on('data', chunk => {180                data += chunk.toString();181            });182            resultStream.on('end', () => {183                assertIndex(1, 'NormalFragment\\s3');184                assertIndex(2, 'NormalFragment\\s1');185                assertIndex(3, 'Primary'); // nested fragments are handled with delay186                assertIndex(4, 'RemoteFragment\\s1');187                assertIndex(5, 'RemoteFragment\\s2');188                done();189            });190            resultStream.on('fragment:found', ({ attributes: { primary } }) => {191                primary && options.asyncStream.end();192            });193            resultStream.write({ placeholder: 'pipe' });194            resultStream.write({195                name: 'fragment',196                attributes: { id: 'f3', async: true, src: 'http://fragment/f3' }197            });198            resultStream.write({199                name: 'fragment',200                attributes: { id: 'f1', src: 'http://fragment/f1' }201            });202            resultStream.write({ name: 'nested-fragments' });203            resultStream.write({204                name: 'fragment',205                attributes: {206                    id: 'f2',207                    primary: true,208                    src: 'http://fragment/primary'209                }210            });211            resultStream.write({ placeholder: 'async' });212            resultStream.end();213        });214    });...

websocket_request.js

Source:websocket_request.js

1var Readable = require('stream').Readable;2var Guid = require('guid')3var querystring = require('querystring')4var through2 = require('through2')5var EventEmitter = require('events').EventEmitter6var wsRequest = function wsRequest(client, args) {7	this.client = client8	this.args = args9	this.method = args.method10	this.path = args.path11	this.params = args.params12	this.body = args.body13	if(!this.body || typeof this.body !== 'object') {14		this.body = {}15	}16	var resultStream = this.init()17	return resultStream18}19wsRequest.prototype.init = function init() {20	var that = this21	this.id = Guid.raw()22	this.request = {23		id: this.id,24		path: this.client.appname + '/' + this.path + '?' + querystring.stringify(this.params),25		method: this.method,26		body: this.body,27		authorization: 'Basic ' + (new Buffer(this.client.credentials).toString('base64'))28	}29	this.resultStream = through2.obj()30	this.resultStream.writable = false31	this.closeHandler = function() {32		that.wsClosed.apply(that)33	}34	this.errorHandler = function(err) {35		that.processError.apply(that, [err])36	}37	this.messageHandler = function(dataObj) {38		that.processMessage.apply(that, [dataObj])39	}40	this.client.ws.on('close', this.closeHandler)41	this.client.ws.on('error', this.errorHandler)42	this.client.ws.on('message', this.messageHandler)43	this.client.ws.send(this.request)44	this.resultStream.on('end', function() {45		that.resultStream.readable = false46		that.stop.apply(that)47	})48	this.resultStream.stop = this.stop.bind(this)49	//this.resultStream.getId = this.getId.bind(this)50	this.resultStream.reconnect = this.reconnect.bind(this)51	return this.resultStream52}53wsRequest.prototype.wsClosed = function wsClosed() {54	this.resultStream.push(null)55}56wsRequest.prototype.processError = function processError(err) {57	this.resultStream.emit('error', err)58}59wsRequest.prototype.processMessage = function processMessage(dataObj) {60	if(!dataObj.id && dataObj.message) {61		this.resultStream.emit('error', dataObj)62		return63	}64	if(dataObj.id === this.id) {65		if(dataObj.message) {66			delete dataObj.id67			this.resultStream.emit('error', dataObj)68			return69		}70		if(dataObj.query_id) {71			this.query_id = dataObj.query_id72		}73		if(dataObj.channel)  {74			this.channel = dataObj.channel75		}76		if(dataObj.body && dataObj.body !== "") {77			this.resultStream.push(dataObj.body)78		}79		return80	}81	if(!dataObj.id && dataObj.channel && dataObj.channel === this.channel) {82		this.resultStream.push(dataObj.event)83		return84	}85}86wsRequest.prototype.getId = function getId(callback) {87	if(this.query_id) {88		callback(this.query_id)89	} else {90		this.client.ws.on('message', function gid(data) {91			var dataObj = JSON.parse(data)92			if(dataObj.id === that.id) {93				if(dataObj.query_id) {94					this.client.ws.removeListener('message', gid)95					callback(query_id)96				}97			}98		})99	}100}101wsRequest.prototype.stop = function stop() {102	this.client.ws.removeListener('close', this.closeHandler)103	this.client.ws.removeListener('error', this.errorHandler)104	this.client.ws.removeListener('message', this.messageHandler)105	if(this.resultStream.readable) {106		this.resultStream.push(null)107	}108	var unsubRequest = {}109	for(var key in this.request) {110		unsubRequest[key] = this.request[key]111	}112	unsubRequest.unsubscribe = true113	this.client.ws.send(unsubRequest)114}115wsRequest.prototype.reconnect = function reconnect() {116	this.stop()117	return new wsRequest(this.client, this.args)118}...

Using AI Code Generation

1const fc = require('fast-check');2const resultStream = fc.check(3  fc.property(fc.integer(), fc.integer(), (a, b) => a + b === b + a),4  { verbose: true }5);6resultStream.on('data', (report) => {7  console.log(report);8});

Using AI Code Generation

1const fc = require('fast-check');2const { resultStream } = require('fast-check-monorepo');3const { pipe } = require('fp-ts/lib/pipeable');4const { map } = require('fp-ts/lib/Array');5const { fold } = require('fp-ts/lib/Either');6const { run } = require('fp-ts/lib/IO');7const { forEach } = require('fp-ts/lib/Array');8const { fromEither } = require('fp-ts/lib/TaskEither');9const { Task, task } = require('fp-ts/lib/Task');10const { fromTask } = require('fp-ts/lib/TaskEither');11const { either } = require('fp-ts/lib/Either');12const { log } = console;13const { stringify } = JSON;14const { identity } = require('fp-ts/lib/function');15const { sequenceT } = require('fp-ts/lib/Apply');16const { IO, io } = require('fp-ts/lib/IO');17const { IOEither, ioEither } = require('fp-ts/lib/IOEither');18const { chain, map: mapT, chainFirst } = require('fp-ts/lib/TaskEither');19const { chain: chainIO } = require('fp-ts/lib/IOEither');20const { chain: chainIOEither, map: mapIOEither } = require('fp-ts/lib/IOEither');21const { chain: chainIOEitherT, map: mapIOEitherT } = require('fp-ts/lib/IOEither');22const { chain: chainIOEitherIO, map: mapIOEitherIO } = require('fp-ts/lib/IOEither');23const { chain: chainIOEitherIOEither, map: mapIOEitherIOEither } = require('fp-ts/lib/IOEither');24const { chain: chainIOEitherIOEitherIO, map: mapIOEitherIOEitherIO } = require('fp-ts/lib/IOEither');25const { chain: chainIOEitherIOEitherIOEither, map: mapIOEitherIOEitherIOEither } = require('fp-ts/lib/IOEither');26const { chain: chainIOEitherIOEitherIOEitherIO, map: mapIOEitherIOEitherIOEitherIO } = require('fp-ts/lib/IOEither');27const { chain: chainIOEitherIOEitherIOEitherIOEither, map: mapIOEitherIOEitherIOEitherIOEither } = require('fp-ts/lib/IOEither');28const { chain:

Using AI Code Generation

1const fc = require('fast-check');2const resultStream = fc.check(fc.property(fc.integer(), fc.integer(), (a, b) => {3    return a + b === b + a;4}), { seed: 42, numRuns: 10, verbose: 1 });5resultStream.on('data', (data) => {6    console.log('data: ', data);7});8resultStream.on('end', () => {9    console.log('end');10});11resultStream.on('error', (err) => {12    console.log('error: ', err);13});14resultStream.on('pause', () => {15    console.log('pause');16});17resultStream.on('resume', () => {18    console.log('resume');19});20resultStream.on('close', () => {21    console.log('close');22});23resultStream.on('drain', () => {24    console.log('drain');25});26resultStream.on('warning', (warning) => {27    console.log('warning: ', warning);28});29resultStream.on('unpipe', (src) => {30    console.log('unpipe: ', src);31});32resultStream.on('uncaughtException', (err) => {33    console.log('uncaughtException: ', err);34});35resultStream.on('unhandledRejection', (reason, promise) => {36    console.log('unhandledRejection: ', reason, promise);37});38resultStream.on('multipleResolves', (type, promise, reason) => {39    console.log('multipleResolves: ', type, promise, reason);40});41resultStream.on('newListener', (event, listener) => {42    console.log('newListener: ', event, listener);43});44resultStream.on('removeListener', (event, listener) => {45    console.log('removeListener: ', event, listener);46});47resultStream.on('maxListenersExceeded', (event, listener) => {48    console.log('maxListenersExceeded: ', event, listener);49});50resultStream.on('pipe', (src) => {51    console.log('pipe: ', src);52});53resultStream.on('prependListener', (event, listener) => {54    console.log('prependListener: ', event, listener);55});56resultStream.on('prependOnceListener', (event, listener) => {57    console.log('prependOnceListener: ', event, listener);58});59resultStream.on('response', (response) => {60    console.log('response: ', response);61});

Using AI Code Generation

1const fc = require('fast-check');2const { resultStream } = require('fast-check');3const arb = fc.integer(1, 100);4const stream = resultStream(arb);5stream.on('data', (value) => {6    console.log(value);7});8stream.on('end', () => {9    console.log('done');10});11stream.on('error', (err) => {12    console.log(err);13});

Using AI Code Generation

1const { resultStream } = require('fast-check')2const { map } = require('rxjs/operators')3const stream = resultStream(4  {5  },6  () => {7    const arb = fc.integer()8    return fc.property(arb, (n) => n >= 0)9  }10stream.pipe(map((r) => console.log(r)))

Using AI Code Generation

1const { resultStream } = require('fast-check-monorepo');2const { property } = require('fast-check');3const test = property(4  (a, b) => a + b >= a && a + b >= b5);6const stream = resultStream(test);7stream.on('data', (result) => {8  if (result.failed) {9    console.log('failed with', result.counterexample);10  }11});12stream.on('end', () => {13  console.log('end');14});15const { run } = require('fast-check-monorepo');16const { property } = require('fast-check');17const test = property(18  (a, b) => a + b >= a && a + b >= b19);20run(test).then((result) => {21  console.log(result);22});23const { run } = require('fast-check-monorepo');24const { property } = require('fast-check');25const test = property(26  (a, b) => a + b >= a && a + b >= b27);28run(test).then((result) => {29  console.log(result);30});31const { run } = require('fast-check-monorepo');32const { property } = require('fast-check');33const test = property(34  (a, b) => a + b >= a && a + b >= b35);36run(test).then((result) => {37  console.log(result);38});39const { run } = require('fast-check-monorepo');40const { property } = require('fast-check');41const test = property(42  (a, b) => a + b >= a && a + b >= b43);44run(test).then((result) => {45  console.log(result);46});47const { run } = require('fast-check-monorepo');48const { property } = require('fast-check');49const test = property(50  (a, b) => a + b >= a && a + b

Using AI Code Generation

1var fastCheck = require("fast-check");2var resultStream = fastCheck.resultStream;3var fc = fastCheck.default;4var rs = resultStream(fc.integer(), 10, 10);5rs.on("data", function(data) {6    console.log("data", data);7});8rs.on("end", function() {9    console.log("end");10});

Using AI Code Generation

1const { resultStream } = require('fast-check');2const fs = require('fs');3const stream = fs.createWriteStream('results.txt');4resultStream()5  .forEach((r) => {6    stream.write(r + '7');8  });9stream.end();10const { report } = require('fast-check-report');11const results = fs.readFileSync('results.txt', 'utf8');12report(results, 'report.txt');13const { resultStream } = require('fast-check');14const fs = require('fs');15const stream = fs.createWriteStream('results.txt');16resultStream()17  .forEach((r) => {18    stream.write(r + '19');20  });21stream.end();22const { report } = require('fast-check-report');23const results = fs.readFileSync('results.txt', 'utf8');24report(results, 'report.txt');25const { resultStream } = require('fast-check');26const fs = require('fs');27const stream = fs.createWriteStream('results.txt');28resultStream()29  .forEach((r) => {30    stream.write(r + '31');32  });33stream.end();34const { report } = require('fast-check-report');35const results = fs.readFileSync('results.txt', 'utf8');36report(results, 'report.txt');37const {

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