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331
node_modules/ping/test/test-ping.js
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331
node_modules/ping/test/test-ping.js
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'use strict';
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/* global describe it before after*/
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/* eslint no-unused-expressions: 0 */
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var expect = require('chai').expect;
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var sinon = require('sinon');
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var os = require('os');
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var cp = require('child_process');
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var q = require('q');
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var fs = require('fs');
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var path = require('path');
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var util = require('util');
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var events = require('events');
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var loadFixturePath = require('./load-fixture-path');
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var ping = require('..');
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// Some constants
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var ANSWER = require('./fixture/answer');
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var PLATFORMS = [
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'window',
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'darwin',
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'freebsd',
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// 'aix',
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'android',
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'linux',
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];
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var PLATFORM_TO_EXTRA_ARGUMENTS = {
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window: ['-n', '2'],
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darwin: ['-c', '2'],
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freebsd: ['-c', '2'],
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android: ['-c', '2'],
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linux: ['-c', '2'],
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};
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var pathToAnswerKey = function (p) {
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var basename = path.posix.basename(p, '.txt');
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var dirname = path.posix.basename(path.posix.dirname(p));
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var osname = path.posix.basename(
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path.posix.dirname(path.posix.dirname(p))
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);
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return [osname, dirname, basename].join('_');
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};
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var mockOutSpawn = function (fp) {
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return function () {
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var e = new events.EventEmitter();
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e.stdout = e;
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var s = fs.createReadStream(fp);
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s.on('data', function (line) {
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e.emit('data', line);
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});
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s.on('close', function () {
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e.emit('close', 0);
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});
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return e;
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};
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};
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var createTestCase = function (platform, pingExecution) {
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var stubs = [];
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describe(util.format('On %s platform', platform), function () {
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var fixturePaths = loadFixturePath(platform);
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before(function () {
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stubs.push(
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sinon.stub(os, 'platform').callsFake(function () { return platform; })
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);
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});
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after(function () {
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stubs.forEach(function (stub) {
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stub.restore();
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});
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});
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describe('runs with default config', function () {
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fixturePaths.forEach(function (fp) {
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it(
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util.format('Using |%s|', pathToAnswerKey(fp)),
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function () {
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return pingExecution(fp);
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}
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);
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});
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});
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describe('runs with custom config', function () {
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fixturePaths.forEach(function (fp) {
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it(
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util.format('Using |%s|', pathToAnswerKey(fp)),
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function () {
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return pingExecution(fp, {
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timeout: 10,
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extra: PLATFORM_TO_EXTRA_ARGUMENTS[platform],
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});
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}
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);
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});
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});
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describe('runs with custom config with default gone', function () {
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fixturePaths.forEach(function (fp) {
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it(
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util.format('Using |%s|', pathToAnswerKey(fp)),
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function () {
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return pingExecution(fp, {
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timeout: false,
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extra: PLATFORM_TO_EXTRA_ARGUMENTS[platform],
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});
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}
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);
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});
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});
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});
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};
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describe('ping timeout and deadline options', function () {
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describe('on linux platform', function () {
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beforeEach(function () {
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this.platformStub = sinon.stub(os, 'platform').callsFake(function () { return 'linux'; });
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const fixturePath = path.join(__dirname, 'fixture',
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'linux', 'en', 'sample1.txt');
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this.spawnStub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fixturePath));
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});
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afterEach(function () {
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this.platformStub.restore();
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this.spawnStub.restore();
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});
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it('are forwarded to the ping binary', function () {
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return ping.promise.probe('whatever', {
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timeout: 47,
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deadline: 83,
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}).then(function () {
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const spawnArgs = this.spawnStub.getCalls()[0].args;
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const pingArgs = spawnArgs[1];
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expect(pingArgs[pingArgs.indexOf('-W') + 1]).to.equal('47');
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expect(pingArgs[pingArgs.indexOf('-w') + 1]).to.equal('83');
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}.bind(this));
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});
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});
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describe('on windows platform', function () {
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beforeEach(function () {
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this.platformStub = sinon.stub(os, 'platform').callsFake(function () { return 'window'; });
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const fixturePath = path.join(__dirname, 'fixture',
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'window', 'en', 'sample1.txt');
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this.spawnStub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fixturePath));
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});
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afterEach(function () {
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this.platformStub.restore();
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this.spawnStub.restore();
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});
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it('results in an error as deadline is not supported', function () {
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return ping.promise.probe('whatever', {
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timeout: 47,
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deadline: 83,
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}).then(function () {
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throw new Error('deadline should result in an error');
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}).catch(function () {});
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});
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});
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describe('on mac platform', function () {
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beforeEach(function () {
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this.platformStub = sinon.stub(os, 'platform').callsFake(function () { return 'freebsd'; });
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const fixturePath = path.join(__dirname, 'fixture',
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'macos', 'en', 'sample1.txt');
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this.spawnStub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fixturePath));
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});
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afterEach(function () {
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this.platformStub.restore();
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this.spawnStub.restore();
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});
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it('are forwarded to the ping binary', function () {
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return ping.promise.probe('whatever', {
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timeout: 47,
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deadline: 83,
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}).then(function () {
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const spawnArgs = this.spawnStub.getCalls()[0].args;
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const pingArgs = spawnArgs[1];
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expect(pingArgs[pingArgs.indexOf('-W') + 1]).to.equal('47000');
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expect(pingArgs[pingArgs.indexOf('-t') + 1]).to.equal('83');
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}.bind(this));
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});
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});
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});
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describe('Ping in callback mode', function () {
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var pingExecution = function (fp, args) {
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var deferred = q.defer();
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var stub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fp));
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var cb = function (isAlive, err) {
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if (err) {
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deferred.reject(err);
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} else {
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deferred.resolve(isAlive);
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}
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};
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var _args = args;
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if (fp.includes('v6')) {
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_args = _args || {};
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_args.v6 = true;
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}
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ping.sys.probe('whatever', cb, _args);
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stub.restore();
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return deferred.promise.then(function (data) {
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var answerKey = pathToAnswerKey(fp);
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var actualIsAlive = data;
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var expectIsAlive = ANSWER[answerKey].alive;
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expect(actualIsAlive).to.equal(expectIsAlive);
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});
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};
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PLATFORMS.forEach(function (platform) {
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createTestCase(platform, pingExecution);
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});
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});
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describe('Ping in promise mode', function () {
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var pingExecution = function (fp, args) {
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var stub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fp));
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var ret = null;
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var _args = args;
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if (fp.includes('v6')) {
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_args = _args || {};
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_args.v6 = true;
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}
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ret = ping.promise.probe('whatever', _args);
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stub.restore();
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return ret.then(function (data) {
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var answerKey = pathToAnswerKey(fp);
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var actualData = data;
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var expectData = ANSWER[answerKey];
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expect(actualData).to.deep.equal(expectData);
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});
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};
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PLATFORMS.forEach(function (platform) {
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createTestCase(platform, pingExecution);
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});
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});
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describe('Ping ipv6 on MAC OS', function () {
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var platform = 'darwin';
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var stubs = [];
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before(function () {
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stubs.push(
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sinon.stub(os, 'platform').callsFake(function () { return platform; })
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);
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});
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after(function () {
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stubs.forEach(function (stub) {
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stub.restore();
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});
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});
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describe('With timeout setting', function () {
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var fixturePaths = loadFixturePath(platform);
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fixturePaths.forEach(function (fp) {
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it('Should raise an error', function (done) {
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var stub = sinon.stub(cp, 'spawn').callsFake(mockOutSpawn(fp));
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var ret = ping.promise.probe(
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'whatever',
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{v6: true, timeout: 10}
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);
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stub.restore();
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ret.then(function () {
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done(new Error('It should not be success'));
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}).catch(function (err) {
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expect(err.message).to.be.a('string');
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expect(err.message).to.include('no timeout option');
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done();
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});
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});
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});
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});
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});
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describe('Ping in promise mode with unknown exception', function () {
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var pingExecution = function (fp, args) {
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var unknownException = new Error('Unknown error!');
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var stub = sinon.stub(cp, 'spawn').throws(unknownException);
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var ret = null;
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var _args = args;
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if (fp.includes('v6')) {
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_args = _args || {};
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_args.v6 = true;
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}
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ret = ping.promise.probe('whatever', _args);
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stub.restore();
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return ret.catch(function (err) {
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expect(err.message).to.be.a('string');
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expect(err.message).to.include('Unknown error!');
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});
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};
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PLATFORMS.forEach(function (platform) {
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createTestCase(platform, pingExecution);
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});
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});
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