docs(samples): adds new list training sample (#883)

dialogflow/listTrainingPhrases.js

@@ -0,0 +1,43 @@
+// Copyright 2021 Google LLC
+//
+// 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
+//
+//     https://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';
+
+async function main(projectId, intentId) {
+  // [START dialogflow_list_training_phrases]
+  const {IntentsClient} = require('@google-cloud/dialogflow');
+
+  // Create the intents client
+  const intentClient = new IntentsClient();
+
+  // Specify working intent
+  const intentName = `projects/${projectId}/agent/intents/${intentId}`;
+
+  // Compose the get-intent request
+  const getIntentRequest = {
+    name: intentName,
+    intentView: 'INTENT_VIEW_FULL',
+  };
+
+  const intent = await intentClient.getIntent(getIntentRequest);
+
+  console.log(intent[0].trainingPhrases);
+  // [END dialogflow_list_training_phrases]
+}
+
+process.on('unhandledRejection', err => {
+  console.error(err.message);
+  process.exitCode = 1;
+});
+main(...process.argv.slice(2));

dialogflow/system-test/listTrainingPhrases.test.js

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+// Copyright 2021 Google LLC
+//
+// 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
+//
+//     https://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';
+
+const {assert} = require('chai');
+const {describe, before, it} = require('mocha');
+const dialogflow = require('@google-cloud/dialogflow');
+const execSync = require('child_process').execSync;
+const exec = cmd => execSync(cmd, {encoding: 'utf8'});
+
+describe('list training phrases', () => {
+  const intentId = 'e8f6a63e-73da-4a1a-8bfc-857183f71228';
+  const intentClient = new dialogflow.IntentsClient();
+  const cmd = 'node listTrainingPhrases.js';
+  let [projectId] = '';
+
+  before('get intent ID', async () => {
+    // The path to identify the agent that owns the intent.
+    projectId = await intentClient.getProjectId();
+  });
+
+  it('should list training phrases in an intent', async () => {
+    const output = exec(`${cmd} ${projectId} ${intentId}`);
+    assert.include(output, 'EXAMPLE');
+  });
+});