752 lines
21 KiB
JavaScript
752 lines
21 KiB
JavaScript
'use strict';
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/**
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* Dependencies
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*/
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import transform, {sync, processFile, processFileSync} from './process-file';
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const fs = require('fs');
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const writeFile = Promise.promisify(fs.writeFile);
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const deleteFile = Promise.promisify(fs.unlink);
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/**
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* Specifications
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*/
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describe('Process a file', () => {
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//Test JSON
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const testData = 'a re place c';
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/**
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* Prepare test files
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*/
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beforeEach(() => Promise.all([
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writeFile('test1', testData, 'utf8'),
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writeFile('test2', testData, 'utf8'),
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writeFile('test3', 'nope', 'utf8'),
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]));
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/**
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* Clean up test files
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*/
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afterEach(() => Promise.all([
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deleteFile('test1'),
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deleteFile('test2'),
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deleteFile('test3'),
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]));
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function fromToToProcessor(config) {
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const from = config.from;
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const to = config.to;
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delete config.from;
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delete config.to;
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config.processor = (content) => {
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return content.replace(from, to);
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};
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return config;
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}
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/**
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* Async with promises
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*/
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describe('Async with promises', () => {
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it('should run processor', done => {
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transform({
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files: 'test1',
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processor: (input) => {
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return input.replace(/re\splace/g, 'b');
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},
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}).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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console.log(test1);
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expect(test1).to.equal('a b c');
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expect(test2).to.equal(testData);
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done();
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});
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});
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it('should throw an error when no config provided', () => {
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return expect(transform()).to.eventually.be.rejectedWith(Error);
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});
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it('should throw an error when invalid config provided', () => {
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return expect(transform(42)).to.eventually.be.rejectedWith(Error);
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});
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it('should throw an error when no `files` defined', () => {
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return expect(transform(fromToToProcessor({
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from: /re\splace/g,
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to: 'b',
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}))).to.eventually.be.rejectedWith(Error);
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});
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it('should replace contents in a single file with regex', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal(testData);
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done();
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});
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});
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it('should replace contents with a string replacement', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: 're place',
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to: 'b',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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expect(test1).to.equal('a b c');
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done();
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});
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});
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it('should replace contents in a an array of files', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2'],
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from: /re\splace/g,
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to: 'b',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should expand globs', done => {
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transform(fromToToProcessor({
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files: 'test*',
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from: /re\splace/g,
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to: 'b',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should expand globs while excluding ignored files', done => {
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transform(fromToToProcessor({
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files: 'test*',
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ignore: 'test1',
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from: /re\splace/g,
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to: 'b',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a re place c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should replace substrings', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /(re)\s(place)/g,
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to: '$2 $1',
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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expect(test1).to.equal('a place re c');
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done();
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});
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});
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it('should fulfill the promise on success', () => {
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return transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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})).should.be.fulfilled;
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});
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it('should reject the promise with an error on failure', () => {
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return expect(transform(fromToToProcessor({
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files: 'nope',
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from: /re\splace/g,
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to: 'b',
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}))).to.eventually.be.rejectedWith(Error);
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});
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it('should not reject the promise if allowEmptyPaths is true', () => {
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return transform(fromToToProcessor({
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files: 'nope',
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allowEmptyPaths: true,
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from: /re\splace/g,
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to: 'b',
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})).should.be.fulfilled;
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});
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it('should return a results array', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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})).then(results => {
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expect(results).to.be.instanceof(Array);
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expect(results).to.have.length(1);
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expect(results[0].file).to.equal('test1');
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done();
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});
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});
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it('should mark if something was replaced', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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})).then(results => {
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expect(results[0].hasChanged).to.equal(true);
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done();
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});
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});
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it('should not mark if nothing was replaced', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: 'nope',
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to: 'b',
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})).then(results => {
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expect(results[0].hasChanged).to.equal(false);
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done();
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});
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});
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it('should return correct results for multiple files', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2', 'test3'],
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from: /re\splace/g,
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to: 'b',
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})).then(results => {
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expect(results).to.have.length(3);
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expect(results[0].file).to.equal('test1');
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expect(results[0].hasChanged).to.equal(true);
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expect(results[1].file).to.equal('test2');
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expect(results[1].hasChanged).to.equal(true);
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expect(results[2].file).to.equal('test3');
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expect(results[2].hasChanged).to.equal(false);
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done();
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});
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});
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it('should not replace in a dry run', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2'],
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from: /re\splace/g,
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to: 'b',
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dry: true,
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a re place c');
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expect(test2).to.equal('a re place c');
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done();
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});
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});
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it('should return changed files for a dry run', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2', 'test3'],
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from: /re\splace/g,
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to: 'b',
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dry: true,
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})).then(results => {
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expect(results).to.have.length(3);
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expect(results[0].file).to.equal('test1');
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expect(results[0].hasChanged).to.equal(true);
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expect(results[1].file).to.equal('test2');
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expect(results[1].hasChanged).to.equal(true);
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expect(results[2].file).to.equal('test3');
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expect(results[2].hasChanged).to.equal(false);
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done();
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});
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});
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it('should accept glob configuration', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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allowEmptyPaths: true,
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glob: {
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ignore: ['test1'],
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},
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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expect(test1).to.equal('a re place c');
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done();
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});
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});
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it('should ignore empty glob configuration', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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glob: null,
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})).then(() => {
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const test1 = fs.readFileSync('test1', 'utf8');
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expect(test1).to.equal('a b c');
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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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* Async with callback
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*/
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describe('Async with callback', () => {
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it('should throw an error when no config provided', done => {
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transform(null, (error) => {
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expect(error).to.be.instanceof(Error);
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done();
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});
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});
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it('should throw an error when invalid config provided', done => {
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transform(42, (error) => {
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expect(error).to.be.instanceof(Error);
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done();
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});
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});
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it('should throw an error when no `files` defined', done => {
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transform(fromToToProcessor({
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from: /re\splace/g,
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to: 'b',
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}), (error) => {
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expect(error).to.be.instanceof(Error);
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done();
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});
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});
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it('should replace contents in a single file with regex', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal(testData);
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done();
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});
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});
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it('should replace contents with a string replacement', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: 're place',
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to: 'b',
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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expect(test1).to.equal('a b c');
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done();
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});
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});
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it('should replace contents in a an array of files', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2'],
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from: /re\splace/g,
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to: 'b',
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should expand globs', done => {
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transform(fromToToProcessor({
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files: 'test*',
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from: /re\splace/g,
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to: 'b',
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should expand globs while excluding ignored files', done => {
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transform(fromToToProcessor({
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files: 'test*',
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ignore: 'test1',
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from: /re\splace/g,
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to: 'b',
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a re place c');
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expect(test2).to.equal('a b c');
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done();
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});
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});
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it('should not return an error on success', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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}), (error) => {
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expect(error).to.equal(null);
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done();
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});
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});
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it('should return an error on failure', done => {
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transform(fromToToProcessor({
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files: 'nope',
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from: /re\splace/g,
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to: 'b',
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}), (error) => {
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expect(error).to.be.instanceof(Error);
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done();
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});
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});
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it('should not return an error if allowEmptyPaths is true', done => {
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transform(fromToToProcessor({
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files: 'nope',
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allowEmptyPaths: true,
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from: /re\splace/g,
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to: 'b',
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}), (error) => {
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expect(error).to.equal(null);
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done();
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});
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});
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it('should return a results array', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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}), (error, results) => {
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expect(results).to.be.instanceof(Array);
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expect(results).to.have.length(1);
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expect(results[0].file).to.equal('test1');
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done();
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});
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});
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it('should mark if something was replaced', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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}), (error, results) => {
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expect(results[0].hasChanged).to.equal(true);
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done();
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});
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});
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it('should not mark if nothing was replaced', done => {
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transform(fromToToProcessor({
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files: 'test1',
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from: 'nope',
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to: 'b',
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}), (error, results) => {
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expect(results[0].hasChanged).to.equal(false);
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done();
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});
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});
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it('should return correct results for multiple files', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2', 'test3'],
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from: /re\splace/g,
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to: 'b',
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}), (error, results) => {
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expect(results).to.have.length(3);
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expect(results[0].file).to.equal('test1');
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expect(results[0].hasChanged).to.equal(true);
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expect(results[1].file).to.equal('test2');
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expect(results[1].hasChanged).to.equal(true);
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expect(results[2].file).to.equal('test3');
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expect(results[2].hasChanged).to.equal(false);
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done();
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});
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});
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it('should work without expanding globs if disabled', done => {
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transform(fromToToProcessor({
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files: ['test1', 'test2'],
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from: /re\splace/g,
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to: 'b',
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disableGlobs: true,
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}), () => {
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const test1 = fs.readFileSync('test1', 'utf8');
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const test2 = fs.readFileSync('test2', 'utf8');
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expect(test1).to.equal('a b c');
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expect(test2).to.equal('a b c');
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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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* Sync
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*/
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describe('Sync', () => {
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it('should throw an error when no config provided', () => {
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expect(function() {
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transform.sync();
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}).to.throw(Error);
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});
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it('should throw an error when invalid config provided', () => {
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expect(function() {
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transform.sync(42);
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}).to.throw(Error);
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});
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it('should throw an error when no `files` defined', () => {
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expect(function() {
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transform.sync(fromToToProcessor({
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from: /re\splace/g,
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to: 'b',
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}));
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}).to.throw(Error);
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});
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it('should support the encoding parameter', () => {
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expect(function() {
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transform.sync(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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encoding: 'utf-8',
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}));
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}).to.not.throw(Error);
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});
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it('should fall back to utf-8 encoding with invalid configuration', () => {
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expect(function() {
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transform.sync(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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encoding: '',
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}));
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}).to.not.throw(Error);
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expect(function() {
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transform.sync(fromToToProcessor({
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files: 'test1',
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from: /re\splace/g,
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to: 'b',
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encoding: null,
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}));
|
|
}).to.not.throw(Error);
|
|
});
|
|
|
|
it('should replace contents in a single file with regex', function() {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test1',
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
expect(test2).to.equal(testData);
|
|
});
|
|
|
|
it('should replace contents with a string replacement', function() {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test1',
|
|
from: 're place',
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
});
|
|
|
|
it('should replace contents in a an array of files', function() {
|
|
transform.sync(fromToToProcessor({
|
|
files: ['test1', 'test2'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should expand globs', function() {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test*',
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should return a results array', function() {
|
|
const results = transform.sync(fromToToProcessor({
|
|
files: 'test1',
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
expect(results).to.be.instanceof(Array);
|
|
expect(results).to.have.length(1);
|
|
expect(results[0].file).to.equal('test1');
|
|
});
|
|
|
|
it('should mark if something was replaced', function() {
|
|
const results = transform.sync(fromToToProcessor({
|
|
files: 'test1',
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
expect(results[0].hasChanged).to.equal(true);
|
|
});
|
|
|
|
it('should not mark if nothing was replaced', function() {
|
|
const results = transform.sync(fromToToProcessor({
|
|
files: 'test1',
|
|
from: 'nope',
|
|
to: 'b',
|
|
}));
|
|
expect(results[0].hasChanged).to.equal(false);
|
|
});
|
|
|
|
it('should return corret results for multiple files', function() {
|
|
const results = transform.sync(fromToToProcessor({
|
|
files: ['test1', 'test2', 'test3'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
expect(results).to.have.length(3);
|
|
expect(results[0].file).to.equal('test1');
|
|
expect(results[0].hasChanged).to.equal(true);
|
|
expect(results[1].file).to.equal('test2');
|
|
expect(results[1].hasChanged).to.equal(true);
|
|
expect(results[2].file).to.equal('test3');
|
|
expect(results[2].hasChanged).to.equal(false);
|
|
});
|
|
|
|
it('should expand globs while excluding ignored files', () => {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test*',
|
|
ignore: 'test1',
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a re place c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should support an array of ignored files', () => {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test*',
|
|
ignore: ['test1', 'test3'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a re place c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should not fail when the ignore parameter is undefined', () => {
|
|
transform.sync(fromToToProcessor({
|
|
files: 'test*',
|
|
ignore: undefined,
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should work without expanding globs if disabled', () => {
|
|
transform.sync(fromToToProcessor({
|
|
files: ['test1', 'test2'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
disableGlobs: true,
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a b c');
|
|
expect(test2).to.equal('a b c');
|
|
});
|
|
|
|
it('should not replace in a dry run', () => {
|
|
transform.sync(fromToToProcessor({
|
|
files: ['test1', 'test2'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
dry: true,
|
|
}));
|
|
const test1 = fs.readFileSync('test1', 'utf8');
|
|
const test2 = fs.readFileSync('test2', 'utf8');
|
|
expect(test1).to.equal('a re place c');
|
|
expect(test2).to.equal('a re place c');
|
|
});
|
|
|
|
it('should return changed files for a dry run', () => {
|
|
const results = transform.sync(fromToToProcessor({
|
|
files: ['test1', 'test2', 'test3'],
|
|
from: /re\splace/g,
|
|
to: 'b',
|
|
dry: true,
|
|
}));
|
|
expect(results).to.have.length(3);
|
|
expect(results[0].file).to.equal('test1');
|
|
expect(results[0].hasChanged).to.equal(true);
|
|
expect(results[1].file).to.equal('test2');
|
|
expect(results[1].hasChanged).to.equal(true);
|
|
expect(results[2].file).to.equal('test3');
|
|
expect(results[2].hasChanged).to.equal(false);
|
|
});
|
|
});
|
|
|
|
describe('module export', () => {
|
|
it('default module export refers to async replace implementation', () => {
|
|
expect(transform).to.be.a('function');
|
|
});
|
|
|
|
it(`exports named processFile, processFileSync and sync from module facade`, () => {
|
|
expect(processFile).to.be.a('function');
|
|
expect(processFileSync).to.be.a('function');
|
|
expect(sync).to.be.a('function');
|
|
});
|
|
|
|
it('exposes inner functions as own fields of transform', () => {
|
|
expect(transform.processFile).to.equal(transform);
|
|
expect(transform.sync).to.equal(processFileSync);
|
|
expect(transform.processFileSync).to.equal(processFileSync);
|
|
});
|
|
});
|
|
});
|