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test(storage): add regression tests.
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‎CONTRIBUTING.md‎

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@@ -13,6 +13,7 @@ To run the regression tests, first create and configure a project following the
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After that, set the following environment variables:
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- **GCLOUD_TESTS_PROJECT_ID**: Developers Console project's ID (e.g. bamboo-shift-455)
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- **GCLOUD_TESTS_BUCKET_NAME**: The name of the bucket to use for the Cloud Storage API tests
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- **GCLOUD_TESTS_KEY**: The path to the JSON key file.
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Lastly, create the indexes used in the datastore regression tests using the [gcloud command-line tool](https://developers.google.com/cloud/sdk/gcloud/) and the indexes that you can find in `regression/data/index/yaml`:

‎regression/data/CloudPlatform_128px_Retina.png‎

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‎regression/env.js‎

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*/
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if (!process.env.GCLOUD_TESTS_PROJECT_ID &&
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!process.env.GCLOUD_TESTS_BUCKET_NAME &&
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!process.env.GCLOUD_TESTS_KEY) {
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var error = ['To run the regression tests, you need to set the value of some environment variables.',
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'Please check the README for instructions.'
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module.exports = {
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projectId: process.env.GCLOUD_TESTS_PROJECT_ID,
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keyFilename: process.env.GCLOUD_TESTS_KEY
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bucketName: process.env.GCLOUD_TESTS_BUCKET_NAME,
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keyFilename: process.env.GCLOUD_TESTS_KEY,
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};

‎regression/storage.js‎

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/**
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* Copyright 2014 Google Inc. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var assert = require('assert'),
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fs = require('fs');
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var env = require('./env.js'),
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gcloud = require('../lib'),
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bucket = new gcloud.storage.Bucket(env);
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var pathToLogoFile = 'regression/data/CloudPlatform_128px_Retina.png';
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var pathToReadFile = 'regression/data/readfile.txt';
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describe('storage', function() {
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describe('write, read and remove files', function() {
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it('should write/remove from file', function(done) {
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var fileName = 'CloudLogo';
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bucket.write(fileName, { filename: pathToLogoFile }, function(err, fileObject, resp) {
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if (err) { return done(err); }
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assert(fileObject);
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bucket.remove(fileName, function(err) {
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if (err) { return done(err); }
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done();
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});
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});
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});
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it('should write/remove from stream', function(done) {
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var fileName = 'CloudLogo';
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bucket.write(fileName, { data: fs.createReadStream(pathToLogoFile) },
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function(err, fileObject) {
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if (err) { return done(err); }
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assert(fileObject);
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bucket.remove(fileName, function(err) {
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if (err) { return done(err); }
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done();
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});
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});
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});
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it('should write/read/remove from a buffer', function(done) {
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var fileName = 'MyBuffer',
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fileContent = 'Hello World';
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bucket.write(fileName, { data: fileContent }, function(err, fileObject) {
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if (err) { return done(err); }
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assert(fileObject);
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var content = '';
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bucket.createReadStream(fileName)
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.pipe(fs.createWriteStream(pathToReadFile))
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.on('error', done)
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.on('complete', function(content) {
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bucket.remove(fileName, function(err) {
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if (err) { return done(err); }
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fs.readFile(pathToReadFile, function(err, data) {
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assert.equal(data, fileContent);
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fs.unlink(pathToReadFile, function(err) {
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if (err) { return done(err); }
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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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});
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it('should write and read metadata', function(done) {
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var fileName = 'CloudLogo',
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myMetadata = { contentType: 'image/png'};
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bucket.write(fileName, { filename: pathToLogoFile, metadata: myMetadata },
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function(err, fileObject) {
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if (err) { return done(err); }
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bucket.stat(fileName, function(err, metadata) {
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if (err) { return done(err); }
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assert.equal(metadata['contentType'], myMetadata['contentType']);
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bucket.remove(fileName, function(err) {
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if (err) { return done(err); }
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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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it('should copy an existing file', function(done) {
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var fileName = 'CloudLogo',
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copyName = 'CloudLogoCopy';
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bucket.write(fileName, { filename: pathToLogoFile }, function(err, fileObject) {
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if (err) { return done(err); }
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bucket.copy(fileName, { name: copyName }, function() {
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if (err) { return done(err); }
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bucket.remove(copyName, function(err) {
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if (err) { return done(err); }
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bucket.remove(fileName, function(err) {
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if (err) { return done(err); }
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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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});
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describe('list files', function() {
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var filenames = ['CloudLogo1', 'CloudLogo2', 'CloudLogo3'];
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before(function(done) {
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bucket.write(filenames[0], { filename: pathToLogoFile }, function(err, fileObject) {
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if (err) { return done(err); }
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bucket.copy(filenames[0], { name: filenames[1] }, function() {
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if (err) { return done(err); }
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bucket.copy(filenames[0], { name: filenames[2] }, function() {
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if (err) { return done(err); }
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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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it('should list files', function(done) {
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bucket.list(function(err, files, nextQuery) {
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if (err) { return done(err); }
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assert.equal(files.length, 3);
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assert.equal(nextQuery, null);
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done();
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});
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});
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it('should paginate the list', function(done) {
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bucket.list({ maxResults: 2 }, function(err, files, nextQuery) {
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if (err) { return done(err); }
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assert.equal(files.length, 2);
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assert(nextQuery);
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bucket.list(nextQuery, function(err, files, nextQuery) {
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if (err) { return done(err); }
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assert(files);
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done();
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});
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});
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});
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after(function(done) {
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bucket.remove(filenames[0], function(err) {
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if (err) { return done(err); }
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bucket.remove(filenames[1], function(err) {
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if (err) { return done(err); }
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bucket.remove(filenames[2], function() {
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if (err) { return done(err); }
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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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});

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