Switch back to mocha from ava.

.travis.yml

@@ -53,12 +53,15 @@ cache:
   - bigquery/node_modules/
   - computeengine/node_modules/
   - datastore/node_modules/
+  - debugger/node_modules/
   - functions/uuid/node_modules/
   - logging/node_modules/
   - monitoring/node_modules/
   - prediction/node_modules/
   - pubsub/node_modules/
   - storage/node_modules/
+  - trace/node_modules/
+  - vision/node_modules/
 
 services:
   - redis-server

package.json

@@ -30,7 +30,9 @@
       "before",
       "beforeEach",
       "describe",
-      "it"
+      "it",
+      "assert",
+      "sinon"
     ],
     "ignore": [
       "appengine/bower/public/bower_components/**",
@@ -45,10 +47,8 @@
     ]
   },
   "scripts": {
-    "ava": "ava --match='!*: dependencies should install*' --timeout=2m --fail-fast --concurrency=5",
-    "ava:deps": "npm run deps_appengine && npm run ava",
-    "cover": "npm run deps_appengine && nyc ava --match='!*: dependencies should install*' --timeout=2m --fail-fast --concurrency=5 --cache",
-    "deps_appengine": "ava --match='*: dependencies should install*'",
+    "mocha": "mocha -R dot -t 120000 --require intelli-espower-loader test/_setup.js test/**/*.test.js",
+    "cover": "nyc mocha --cache -R dot -t 180000 --require intelli-espower-loader test/_setup.js test/**/*.test.js",
     "deps_bigquery": "cd bigquery; npm i; cd ../",
     "deps_computeengine": "cd computeengine; npm i; cd ../",
     "deps_datastore": "cd datastore; npm i; cd ../",
@@ -69,17 +69,14 @@
     "report-html": "nyc report --reporter=html",
     "test": "npm run lint && npm run cover"
   },
-  "ava": {
-    "files": [
-      "test/**/*.test.js"
-    ]
-  },
   "devDependencies": {
     "async": "^1.5.2",
-    "ava": "^0.15.2",
     "codecov": "^1.0.1",
+    "intelli-espower-loader": "^1.0.1",
+    "mocha": "^2.5.3",
     "nodejs-repo-tools": "git+https://github.com/GoogleCloudPlatform/nodejs-repo-tools.git#bbbb6035d77671eb053dbe6b6f0e3ff983f79639",
     "nyc": "^6.4.4",
+    "power-assert": "^1.4.1",
     "proxyquire": "^1.7.9",
     "request": "^2.72.0",
     "semistandard": "^8.0.0",

test/_setup.js

@@ -0,0 +1,30 @@
+// Copyright 2016, Google, Inc.
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+'use strict';
+
+var assert = require('power-assert');
+var sinon = require('sinon');
+
+global.assert = assert;
+global.sinon = sinon;
+
+beforeEach(function () {
+  sinon.stub(console, 'error');
+  sinon.stub(console, 'log');
+});
+
+afterEach(function () {
+  console.error.restore();
+  console.log.restore();
+});

test/appengine/all.test.js

@@ -13,17 +13,15 @@
 
 'use strict';
 
-var test = require('ava');
 var spawn = require('child_process').spawn;
 var request = require('request');
 var fs = require('fs');
 var path = require('path');
 var async = require('async');
-var cwd = process.cwd();
 var projectId = process.env.GCLOUD_PROJECT;
 
 function getPath (dir) {
-  return path.join(cwd, '/../../', dir);
+  return path.join(__dirname, '/../../', dir);
 }
 
 function changeScaling (dir) {
@@ -323,36 +321,40 @@ function testRequest (url, sample, cb) {
 
 var port = 8080;
 sampleTests.forEach(function (sample) {
-  sample.env = sample.env || {};
-  sample.env.PORT = port;
-  if (sample.dir === 'appengine/parse-server') {
-    sample.env.SERVER_URL = sample.env.SERVER_URL + port + '/parse';
-  }
-  port++;
-  test.cb.serial(sample.dir + ': dependencies should install', function (t) {
-    testInstallation(sample, t.end);
-  });
+  describe(sample.dir, function () {
+    sample.env = sample.env || {};
+    sample.env.PORT = port;
+    if (sample.dir === 'appengine/parse-server') {
+      sample.env.SERVER_URL = sample.env.SERVER_URL + port + '/parse';
+    }
+    port++;
+    it('should install dependencies', function (done) {
+      testInstallation(sample, done);
+    });
 
-  if (sample.TRAVIS && !process.env.TRAVIS) {
-    return;
-  }
+    if (sample.TRAVIS && !process.env.TRAVIS) {
+      return;
+    }
 
-  if (sample.TRAVIS_NODE_VERSION && process.env.TRAVIS &&
-    process.env.TRAVIS_NODE_VERSION !== sample.TRAVIS_NODE_VERSION) {
-    return;
-  }
+    if (sample.TRAVIS_NODE_VERSION && process.env.TRAVIS &&
+      process.env.TRAVIS_NODE_VERSION !== sample.TRAVIS_NODE_VERSION) {
+      return;
+    }
 
-  test.cb.serial(sample.dir + ' should return 200 and Hello World', function (t) {
-    testLocalApp(sample, t.end);
+    it('should return 200 and Hello World', function (done) {
+      testLocalApp(sample, done);
+    });
   });
 });
 
 if (process.env.TRAVIS && process.env.DEPLOY_TESTS) {
-  test.cb.serial('should deploy all samples', function (t) {
-    // 30 minutes because deployments are slow
-    this.timeout(30 * 60 * 1000);
+  describe('deployments', function () {
+    it('should deploy all samples', function (done) {
+      // 30 minutes because deployments are slow
+      this.timeout(30 * 60 * 1000);
 
-    testDeployments(t.end);
+      testDeployments(done);
+    });
   });
 }
 

test/bigquery/dataset_size.test.js

@@ -13,18 +13,19 @@
 
 'use strict';
 
-var test = require('ava');
 var datasetSizeExample = require('../../bigquery/dataset_size');
 
-test.cb.serial('should return the size of a dataset', function (t) {
-  datasetSizeExample.main(
-    'bigquery-public-data',
-    'hacker_news',
-    function (err, size) {
-      t.ifError(err);
-      t.is(typeof size, 'string');
-      t.truthy(size.indexOf(' GB') === size.length - 3);
-      t.end();
-    }
-  );
+describe('bigquery:dataset_size', function () {
+  it('should return the size of a dataset', function (done) {
+    datasetSizeExample.main(
+      'bigquery-public-data',
+      'hacker_news',
+      function (err, size) {
+        assert(!err);
+        assert.equal(typeof size, 'string');
+        assert(size.indexOf(' GB') === size.length - 3);
+        done();
+      }
+    );
+  });
 });

test/bigquery/getting_started.test.js

@@ -13,16 +13,17 @@
 
 'use strict';
 
-var test = require('ava');
 var gettingStartedExample = require('../../bigquery/getting_started');
 
-test.cb.serial('should run a query', function (t) {
-  gettingStartedExample.main(
-    function (err, rows) {
-      t.ifError(err);
-      t.truthy(Array.isArray(rows));
-      t.is(rows.length, 10);
-      t.end();
-    }
-  );
+describe('bigquery:getting_started', function () {
+  it('should run a query', function (done) {
+    gettingStartedExample.main(
+      function (err, rows) {
+        assert(!err);
+        assert(Array.isArray(rows));
+        assert.equal(rows.length, 10);
+        done();
+      }
+    );
+  });
 });

test/bigquery/load_data_from_csv.test.js

@@ -15,46 +15,47 @@
 
 var async = require('async');
 var path = require('path');
-var test = require('ava');
 var loadDataFromCsvExample = require('../../bigquery/load_data_from_csv');
 var pathToCsvFile = path.join(__dirname, '/../../bigquery/resources/data.csv');
 var datasetId = 'nodejs_docs_samples';
 var tableName = 'test_' + new Date().getTime() + '_' +
   Math.floor(Math.random() * 10000);
 
-test.cb.serial('should load data from a csv file', function (t) {
-  async.series([
-    function (cb) {
-      loadDataFromCsvExample.createTable(datasetId, tableName, cb);
-    },
-    function (cb) {
-      loadDataFromCsvExample.main(pathToCsvFile, datasetId, tableName, cb);
-    },
-    function (cb) {
-      loadDataFromCsvExample.deleteTable(datasetId, tableName, cb);
-    }
-  ], function (err, results) {
-    if (err) {
-      loadDataFromCsvExample.deleteTable(datasetId, tableName, function () {
-        t.end(err);
-      });
-    } else {
-      t.ifError(err);
-      // metadata
-      t.is(results[1].status.state, 'DONE');
-      t.end();
-    }
+describe('bigquery:load_data_from_csv', function () {
+  it('should load data from a csv file', function (done) {
+    async.series([
+      function (cb) {
+        loadDataFromCsvExample.createTable(datasetId, tableName, cb);
+      },
+      function (cb) {
+        loadDataFromCsvExample.main(pathToCsvFile, datasetId, tableName, cb);
+      },
+      function (cb) {
+        loadDataFromCsvExample.deleteTable(datasetId, tableName, cb);
+      }
+    ], function (err, results) {
+      if (err) {
+        loadDataFromCsvExample.deleteTable(datasetId, tableName, function () {
+          done(err);
+        });
+      } else {
+        assert(!err);
+        // metadata
+        assert.equal(results[1].status.state, 'DONE');
+        done();
+      }
+    });
   });
-});
 
-test('should require correct arguments', function (t) {
-  t.throws(function () {
-    loadDataFromCsvExample.main();
-  }, Error, 'pathToCsvFile is required!');
-  t.throws(function () {
-    loadDataFromCsvExample.main(pathToCsvFile);
-  }, Error, 'datasetId is required!');
-  t.throws(function () {
-    loadDataFromCsvExample.main(pathToCsvFile, datasetId);
-  }, Error, 'tableName is required!');
+  it('should require correct arguments', function () {
+    assert.throws(function () {
+      loadDataFromCsvExample.main();
+    }, Error, 'pathToCsvFile is required!');
+    assert.throws(function () {
+      loadDataFromCsvExample.main(pathToCsvFile);
+    }, Error, 'datasetId is required!');
+    assert.throws(function () {
+      loadDataFromCsvExample.main(pathToCsvFile, datasetId);
+    }, Error, 'tableName is required!');
+  });
 });