filer/tests/spec/fs.symlink.spec.js

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'use strict';
const util = require('../lib/test-utils.js');
const expect = require('chai').expect;
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describe('fs.symlink', function () {
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beforeEach(util.setup);
afterEach(util.cleanup);
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it('should be a function', function () {
const fs = util.fs();
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expect(fs.symlink).to.be.a('function');
});
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it('should return an error if part of the parent destination path does not exist', function (done) {
const fs = util.fs();
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fs.symlink('/', '/tmp/mydir', function (error) {
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expect(error).to.exist;
expect(error.code).to.equal('ENOENT');
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done();
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});
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});
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it('should return an error if the destination path already exists', function (done) {
const fs = util.fs();
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fs.symlink('/tmp', '/', function (error) {
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expect(error).to.exist;
expect(error.code).to.equal('EEXIST');
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done();
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});
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});
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it('should create a symlink', function (done) {
const fs = util.fs();
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fs.symlink('/', '/myfile', function (error) {
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expect(error).not.to.exist;
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fs.stat('/myfile', function (err, stats) {
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expect(error).not.to.exist;
expect(stats.isDirectory()).to.be.true;
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done();
});
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});
});
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it('should return the same node data for a file and symbolic link', function(done) {
var fs = util.fs();
fs.writeFile('/file', 'data', function(error) {
if(error) throw error;
fs.stat('/file', function(error, stats1) {
if(error) throw error;
fs.symlink('/file', '/symlink', function(error) {
if(error) throw error;
fs.stat('/symlink', function(error, stats2) {
if(error) throw error;
// The node names will differ, confirm and remove.
expect(stats1.name).to.equal('file');
delete stats1.name;
expect(stats2.name).to.equal('symlink');
delete stats2.name;
expect(stats2).to.deep.equal(stats1);
done();
});
});
});
});
});
/** Tests for fsPromises API */
describe('fsPromises.symlink', function () {
it('should return an error if destination path does not exist', function () {
const fsPromises = util.fs().promises;
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return fsPromises.symlink('/', '/tmp/link')
.catch(error => {
expect(error).to.exist;
expect(error.code).to.equal('ENOENT');
});
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});
it('should return an error if source path does not exist', function () {
const fsPromises = util.fs().promises;
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return fsPromises.symlink('/tmp/myLink', '/myLink')
.catch(error => {
expect(error).to.exist;
expect(error.code).to.equal('ENOENT');
});
});
it('Promise should create a symlink of type DIRECTORY when directory provided', function () {
const fsPromises = util.fs().promises;
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return fsPromises.symlink('/', '/myDirLink')
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.then(() => fsPromises.stat('/myDirLink'))
.then(stats => {
expect(stats).to.exist;
expect(stats.type).to.equal('DIRECTORY');
});
});
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it('Promise should create a symlink of type FILE when file provided', function () {
const fsPromises = util.fs().promises;
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return fsPromises.writeFile('/myFile', 'data')
.then(() => fsPromises.symlink('/myFile', '/myFileLink'))
.then(() => fsPromises.stat('/myFileLink'))
.then(stats => {
expect(stats).to.exist;
expect(stats.type).to.equal('FILE');
});
});
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it('Promise should return an error if the destination path already exists', function () {
const fsPromises = util.fs().promises;
return fsPromises.symlink('/tmp', '/')
.catch(error => {
expect(error).to.exist;
expect(error.code).to.equal('EEXIST');
});
});
});
});
describe('fsPromises.symlink', function () {
beforeEach(util.setup);
afterEach(util.cleanup);
it('should return an error if part of the parent destination path does not exist', () => {
const fsPromises = util.fs().promises;
return fsPromises.symlink('/', '/tmp/mydir')
.catch(error => {
expect(error).to.exist;
expect(error.code).to.equal('ENOENT');
});
});
});