Simplify Translate samples and bring up to standard. (#228)

translate/system-test/translate.test.js

@@ -1,92 +1,66 @@
-// Copyright 2015-2016, 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.
+/**
+ * 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 ISO6391 = require('iso-639-1');
-var program = require('../translate');
+const Translate = require(`@google-cloud/translate`);
+const path = require(`path`);
+const run = require(`../../utils`).run;
 
-var text = 'Hello world!';
-var toLang = 'ru';
+const cwd = path.join(__dirname, `..`);
+const cmd = `node translate.js`;
+const text = `Hello world!`;
+const toLang = `ru`;
 
-describe('translate:translate', function () {
+describe(`translate:translate`, () => {
+  const translate = Translate({
+    key: process.env.TRANSLATE_API_KEY
+  });
   if (!process.env.TRANSLATE_API_KEY) {
-    process.stdout.write('Skipping Translate API tests...\n');
+    process.stdout.write(`Skipping Translate API tests...\n`);
     return;
   }
 
-  describe('detectLanguage', function () {
-    it('should detect language', function (done) {
-      program.detectLanguage(text, function (err, result, apiResponse) {
-        assert.equal(err, null);
-        assert.notEqual(result, undefined);
-        assert.equal(result.language, 'en', 'should have detected english');
-        assert.equal(console.log.calledOnce, true);
-        assert.deepEqual(console.log.firstCall.args, ['Detected language(s):', result]);
-        assert.notEqual(apiResponse, undefined);
-        done();
-      });
+  it(`should detect language`, (done) => {
+    const output = run(`${cmd} detect "${text}"`, cwd);
+    translate.detect(text, (err, result) => {
+      assert.ifError(err);
+      assert.equal(output, `Detected: ${JSON.stringify(result)}`);
+      done();
     });
   });
 
-  describe('listLanguages', function () {
-    it('should list languages', function (done) {
-      program.listLanguages(function (err, languages, apiResponse) {
-        assert.equal(err, null);
-        assert.equal(Array.isArray(languages), true);
-        assert.equal(languages.length > 0, true);
-        var matchingLanguages = languages.filter(function (language) {
-          return language.code === 'af' && language.name === 'Afrikaans';
-        });
-        assert.equal(matchingLanguages.length, 1, 'found language with name in English');
-        assert.equal(console.log.calledOnce, true);
-        assert.deepEqual(console.log.firstCall.args, ['Found %d language(s)!', languages.length]);
-        assert.notEqual(apiResponse, undefined);
-        done();
-      });
-    });
+  it(`should list languages`, () => {
+    const output = run(`${cmd} list`, cwd);
+    assert.notEqual(output.indexOf(`Languages:`), -1);
+    assert.notEqual(output.indexOf(`{ code: 'af', name: 'Afrikaans' }`), -1);
   });
 
-  describe('listLanguagesWithTarget', function () {
-    it('should list languages with a target', function (done) {
-      program.listLanguagesWithTarget('es', function (err, languages, apiResponse) {
-        assert.equal(err, null);
-        assert.equal(Array.isArray(languages), true);
-        assert.equal(languages.length > 0, true);
-        var matchingLanguages = languages.filter(function (language) {
-          return language.code === 'af' && language.name === 'afrikáans';
-        });
-        assert.equal(matchingLanguages.length, 1, 'found language with name in Spanish');
-        assert.equal(console.log.calledOnce, true);
-        assert.deepEqual(console.log.firstCall.args, ['Found %d language(s)!', languages.length]);
-        assert.notEqual(apiResponse, undefined);
-        done();
-      });
-    });
+  it(`should list languages with a target`, () => {
+    const output = run(`${cmd} list es`, cwd);
+    assert.notEqual(output.indexOf(`Languages:`), -1);
+    assert.notEqual(output.indexOf(`{ code: 'af', name: 'afrikáans' }`), -1);
   });
 
-  describe('translateText', function () {
-    it('should translate text', function (done) {
-      var expected = 'Привет мир!';
-
-      program.translateText(text, toLang, undefined, function (err, translation, apiResponse) {
-        assert.equal(err, null);
-        assert.equal(translation, expected);
-        assert.equal(console.log.calledOnce, true);
-        assert.deepEqual(console.log.firstCall.args, ['Translated to %s:', ISO6391.getName(toLang)]);
-        assert.notEqual(apiResponse, undefined);
-        done();
-      });
+  it(`should translate text`, (done) => {
+    const output = run(`${cmd} translate ${toLang} "${text}"`, cwd);
+    translate.translate(text, toLang, (err, translation) => {
+      assert.ifError(err);
+      assert.notEqual(output.indexOf(`Text: ["${text}"]`), -1);
+      assert.notEqual(output.indexOf(`Translation: "${translation}"`), -1);
+      done();
     });
   });
 });