mirror of
https://github.com/serverless/serverless.git
synced 2025-12-08 19:46:03 +00:00
273 lines
9.1 KiB
JavaScript
273 lines
9.1 KiB
JavaScript
'use strict';
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const path = require('path');
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const os = require('os');
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const chai = require('chai');
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const fse = require('fs-extra');
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const Serverless = require('../../../../lib/serverless');
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const Utils = require('../../../../lib/classes/utils');
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const { expect } = require('chai');
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const { getTmpFilePath, getTmpDirPath } = require('../../../utils/fs');
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chai.use(require('chai-as-promised'));
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describe('Utils', () => {
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let utils;
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let serverless;
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beforeEach(() => {
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serverless = new Serverless({ commands: [], options: {} });
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utils = new Utils(serverless);
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});
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describe('#getTmpDirPath()', () => {
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it('should create a scoped tmp directory', () => {
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const dirPath = serverless.utils.getTmpDirPath();
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const stats = fse.statSync(dirPath);
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expect(dirPath).to.include('tmpdirs-serverless');
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expect(stats.isDirectory()).to.equal(true);
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});
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});
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describe('#dirExistsSync()', () => {
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describe('When reading a directory', () => {
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it('should detect if a directory exists', () => {
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const dir = serverless.utils.dirExistsSync(__dirname);
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expect(dir).to.equal(true);
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});
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it("should detect if a directory doesn't exist", () => {
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const noDir = serverless.utils.dirExistsSync(path.join(__dirname, '..', 'XYZ'));
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expect(noDir).to.equal(false);
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});
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});
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});
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describe('#fileExistsSync()', () => {
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describe('When reading a file', () => {
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it('should detect if a file exists', () => {
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const file = serverless.utils.fileExistsSync(__filename);
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expect(file).to.equal(true);
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});
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it("should detect if a file doesn't exist", () => {
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const noFile = serverless.utils.fileExistsSync(path.join(__dirname, 'XYZ.json'));
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expect(noFile).to.equal(false);
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});
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});
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});
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describe('#writeFileDir()', () => {
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it('should create a directory for the path of the given file', () => {
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const tmpDirPath = getTmpDirPath();
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const fileDir = path.join(tmpDirPath, 'foo', 'bar');
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serverless.utils.writeFileDir(path.join(fileDir, 'somefile.js'));
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expect(serverless.utils.dirExistsSync(fileDir)).to.equal(true);
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// it should only create the directories and not the file
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expect(serverless.utils.fileExistsSync(path.join(fileDir, 'somefile.js'))).to.equal(false);
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});
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});
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describe('#writeFileSync()', () => {
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it('should write a .json file synchronously', () => {
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const tmpFilePath = getTmpFilePath('anything.json');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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const obj = serverless.utils.readFileSync(tmpFilePath);
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expect(obj.foo).to.equal('bar');
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});
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it('should write a .yml file synchronously', async () => {
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const tmpFilePath = getTmpFilePath('anything.yml');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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return expect(serverless.yamlParser.parse(tmpFilePath)).to.be.fulfilled.then((obj) => {
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expect(obj.foo).to.equal('bar');
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});
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});
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it('should write a .yaml file synchronously', async () => {
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const tmpFilePath = getTmpFilePath('anything.yaml');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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return expect(serverless.yamlParser.parse(tmpFilePath)).to.be.fulfilled.then((obj) => {
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expect(obj.foo).to.equal('bar');
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});
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});
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it('should throw error if invalid path is provided', () => {
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expect(() => {
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serverless.utils.writeFileSync(null);
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}).to.throw(Error);
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});
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});
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describe('#writeFile()', () => {
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it('should write a file asynchronously', async () => {
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const tmpFilePath = getTmpFilePath('anything.json');
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// note: use return when testing promises otherwise you'll have unhandled rejection errors
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return expect(serverless.utils.writeFile(tmpFilePath, { foo: 'bar' })).to.be.fulfilled.then(
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() => {
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const obj = serverless.utils.readFileSync(tmpFilePath);
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expect(obj.foo).to.equal('bar');
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}
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);
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});
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});
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describe('#appendFileSync()', () => {
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it('should append a line to a text file', () => {
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const tmpFilePath = getTmpFilePath('appendedfile.txt');
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serverless.utils.writeFileSync(tmpFilePath, `line 1 ${os.EOL}`);
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serverless.utils.appendFileSync(tmpFilePath, 'line 2');
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const data = serverless.utils.readFileSync(tmpFilePath);
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expect(data.indexOf('line 1')).to.be.greaterThan(-1);
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});
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it('should throw error if invalid path is provided', () => {
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expect(() => {
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serverless.utils.readFileSync(null);
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}).to.throw(Error);
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});
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});
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describe('#readFileSync()', () => {
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it('should read a file synchronously', () => {
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const tmpFilePath = getTmpFilePath('anything.json');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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const obj = serverless.utils.readFileSync(tmpFilePath);
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expect(obj.foo).to.equal('bar');
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});
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it('should read a filename extension .yml', () => {
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const tmpFilePath = getTmpFilePath('anything.yml');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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const obj = serverless.utils.readFileSync(tmpFilePath);
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expect(obj.foo).to.equal('bar');
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});
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it('should read a filename extension .yaml', () => {
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const tmpFilePath = getTmpFilePath('anything.yaml');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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const obj = serverless.utils.readFileSync(tmpFilePath);
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expect(obj.foo).to.equal('bar');
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});
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it('should throw YAMLException with filename if yml file is invalid format', () => {
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const tmpFilePath = getTmpFilePath('invalid.yml');
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serverless.utils.writeFileSync(tmpFilePath, ': a');
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expect(() => {
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serverless.utils.readFileSync(tmpFilePath);
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}).to.throw(/.*invalid.yml/);
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});
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});
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describe('#readFile()', () => {
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it('should read a file asynchronously', async () => {
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const tmpFilePath = getTmpFilePath('anything.json');
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serverless.utils.writeFileSync(tmpFilePath, { foo: 'bar' });
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// note: use return when testing promises otherwise you'll have unhandled rejection errors
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return expect(serverless.utils.readFile(tmpFilePath)).to.be.fulfilled.then((obj) => {
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expect(obj.foo).to.equal('bar');
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});
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});
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});
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describe('#walkDirSync()', () => {
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it('should return an array with corresponding paths to the found files', () => {
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const tmpDirPath = getTmpDirPath();
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const nestedDir1 = path.join(tmpDirPath, 'foo');
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const nestedDir2 = path.join(tmpDirPath, 'foo', 'bar');
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const nestedDir3 = path.join(tmpDirPath, 'baz');
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const tmpFilePath1 = path.join(nestedDir1, 'foo.js');
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const tmpFilePath2 = path.join(nestedDir2, 'bar.js');
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const tmpFilePath3 = path.join(nestedDir3, 'baz.js');
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serverless.utils.writeFileSync(tmpFilePath1, 'foo');
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serverless.utils.writeFileSync(tmpFilePath2, 'bar');
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serverless.utils.writeFileSync(tmpFilePath3, 'baz');
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const filePaths = serverless.utils.walkDirSync(tmpDirPath);
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expect(filePaths).to.include(tmpFilePath1);
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expect(filePaths).to.include(tmpFilePath2);
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expect(filePaths).to.include(tmpFilePath3);
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});
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});
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describe('#copyDirContentsSync()', () => {
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it('should recursively copy directory files', () => {
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const tmpSrcDirPath = path.join(process.cwd(), 'testSrc');
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const tmpDestDirPath = path.join(process.cwd(), 'testDest');
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const srcFile1 = path.join(tmpSrcDirPath, 'file1.txt');
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const srcFile2 = path.join(tmpSrcDirPath, 'folder', 'file2.txt');
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const srcFile3 = path.join(tmpSrcDirPath, 'folder', 'folder', 'file3.txt');
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const destFile1 = path.join(tmpDestDirPath, 'file1.txt');
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const destFile2 = path.join(tmpDestDirPath, 'folder', 'file2.txt');
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const destFile3 = path.join(tmpDestDirPath, 'folder', 'folder', 'file3.txt');
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serverless.utils.writeFileSync(srcFile1, 'foo');
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serverless.utils.writeFileSync(srcFile2, 'foo');
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serverless.utils.writeFileSync(srcFile3, 'foo');
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serverless.utils.copyDirContentsSync(tmpSrcDirPath, tmpDestDirPath);
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expect(serverless.utils.fileExistsSync(destFile1)).to.equal(true);
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expect(serverless.utils.fileExistsSync(destFile2)).to.equal(true);
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expect(serverless.utils.fileExistsSync(destFile3)).to.equal(true);
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fse.removeSync(tmpSrcDirPath);
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fse.removeSync(tmpDestDirPath);
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});
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});
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describe('#generateShortId()', () => {
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it('should generate a shortId', () => {
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const id = serverless.utils.generateShortId();
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expect(id).to.be.a('string');
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});
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it('should generate a shortId for the given length', () => {
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const id = serverless.utils.generateShortId(6);
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expect(id.length).to.be.equal(6);
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});
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});
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describe('#isEventUsed()', () => {
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it('should return true if the event is used and false otherwise', () => {
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const functions = {
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create: {
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events: [
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{
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schedule: 'rate(5 minutes)',
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},
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],
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},
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};
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expect(utils.isEventUsed(functions, 'schedule')).to.equal(true);
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expect(utils.isEventUsed(functions, 'http')).to.equal(false);
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});
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});
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});
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