content-cache code with a tests

Author: Guiners

…/contentcache_create_with_txt_gcs_pdf.js …content-cache-create-with-txt-gcs-pdf.jsgenai/content_cache/contentcache_create_with_txt_gcs_pdf.js renamed to genai/content-cache/content-cache-create-with-txt-gcs-pdf.js genai/content_cache/contentcache_create_with_txt_gcs_pdf.js renamed to genai/content-cache/content-cache-create-with-txt-gcs-pdf.js

@@ -23,65 +23,60 @@ const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION
-){
-
-
+) {
   const ai = new GoogleGenAI({
     vertexai: true,
     project: projectId,
     location: location,
     httpOptions: {
-      apiVersion: 'v1'
-    }
+      apiVersion: 'v1',
+    },
   });
 
   const systemInstruction = `
   You are an expert researcher. You always stick to the facts in the sources provided, and never make up new facts.
   Now look at these research papers, and answer the following questions.
   `;
 
-
   const contents = [
     {
-      role: "user",
+      role: 'user',
       parts: [
         {
           fileData: {
-            fileUri: "gs://cloud-samples-data/generative-ai/pdf/2312.11805v3.pdf",
-            mimeType: "application/pdf",
-          }
+            fileUri:
+              'gs://cloud-samples-data/generative-ai/pdf/2312.11805v3.pdf',
+            mimeType: 'application/pdf',
+          },
         },
         {
           fileData: {
-            fileUri: "gs://cloud-samples-data/generative-ai/pdf/2403.05530.pdf",
-            mimeType: "application/pdf",
-          }
-        }
-      ]
-    }
+            fileUri: 'gs://cloud-samples-data/generative-ai/pdf/2403.05530.pdf',
+            mimeType: 'application/pdf',
+          },
+        },
+      ],
+    },
   ];
 
-
-  const content_cache = await ai.caches.create({
+  const contentCache = await ai.caches.create({
     model: 'gemini-2.5-flash',
     config: {
       contents: contents,
       systemInstruction: systemInstruction,
       displayName: 'example-cache',
-      ttl: '86400s'
+      ttl: '86400s',
     },
   });
 
+  console.log(contentCache);
+  console.log(contentCache.name);
 
-  console.log(content_cache);
-  console.log(content_cache.name);
-
-  return content_cache.name;
-
+  return contentCache.name;
 }
 
 // [END googlegenaisdk_contentcache_create_with_txt_gcs_pdf]
 
 module.exports = {
   generateContent,
-};
+};

…nai/content_cache/contentcache_delete.js …ai/content-cache/content-cache-delete.jsgenai/content_cache/contentcache_delete.js renamed to genai/content-cache/content-cache-delete.js genai/content_cache/contentcache_delete.js renamed to genai/content-cache/content-cache-delete.js

@@ -20,7 +20,8 @@ const {GoogleGenAI} = require('@google/genai');
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 
-const CACHE_NAME = 'projects/448220130128/locations/us-central1/cachedContents/4839555542676406272'
+const CACHE_NAME =
+  'projects/448220130128/locations/us-central1/cachedContents/4839555542676406272';
 
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
@@ -32,22 +33,21 @@ async function generateContent(
     project: projectId,
     location: location,
     httpOptions: {
-      apiVersion: 'v1'
-    }
+      apiVersion: 'v1',
+    },
   });
 
-  console.log('Removing cache')
+  console.log('Removing cache');
   const contentCache = await ai.caches.delete({
-    name: cacheName
+    name: cacheName,
   });
 
   console.log(contentCache.text);
 
   return contentCache;
-
 }
 // [END googlegenaisdk_contentcache_delete]
 
 module.exports = {
   generateContent,
-};
+};

genai/content_cache/contentcache_list.js genai/content-cache/content-cache-list.jsgenai/content_cache/contentcache_list.js renamed to genai/content-cache/content-cache-list.js

@@ -29,28 +29,28 @@ async function generateContent(
     project: projectId,
     location: location,
     httpOptions: {
-      apiVersion: 'v1'
-    }
+      apiVersion: 'v1',
+    },
   });
 
-  const contentCacheList = await ai.caches.list()
-
+  const contentCacheList = await ai.caches.list();
 
   // Access individual properties of a ContentCache object(s)
-  const  contentCacheNames = []
+  const contentCacheNames = [];
   for (const contentCache of contentCacheList.pageInternal) {
-    console.log(`Cache \`${contentCache.name}\` for model \`${contentCache.model}\``);
+    console.log(
+      `Cache \`${contentCache.name}\` for model \`${contentCache.model}\``
+    );
     console.log(`Last updated at: ${contentCache.updateTime}`);
     console.log(`Expires at: ${contentCache.expireTime}`);
     contentCacheNames.push(contentCache.name);
   }
-  console.log()
+  console.log();
 
   return contentCacheNames;
-
 }
 // [END googlegenaisdk_contentcache_list]
 
 module.exports = {
   generateContent,
-};
+};

…nai/content_cache/contentcache_update.js …ai/content-cache/content-cache-update.jsgenai/content_cache/contentcache_update.js renamed to genai/content-cache/content-cache-update.js genai/content_cache/contentcache_update.js renamed to genai/content-cache/content-cache-update.js

@@ -16,65 +16,63 @@
 
 // [START googlegenaisdk_contentcache_update]
 const {GoogleGenAI} = require('@google/genai');
-const { DateTime } = require('luxon');
-
+const {DateTime} = require('luxon');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 
-const CACHE_NAME = 'projects/448220130128/locations/us-central1/cachedContents/4839555542676406272'
+const CACHE_NAME =
+  'projects/448220130128/locations/us-central1/cachedContents/4839555542676406272';
 
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
   cacheName = CACHE_NAME
 ) {
-
   const ai = new GoogleGenAI({
     vertexai: true,
     project: projectId,
     location: location,
     httpOptions: {
-      apiVersion: 'v1'
-    }
+      apiVersion: 'v1',
+    },
   });
 
   let contentCache = await ai.caches.get({
-    name: cacheName
+    name: cacheName,
   });
 
   console.log('Expire time', contentCache.expireTime);
 
   contentCache = await ai.caches.update({
     name: cacheName,
     config: {
-      ttl: '36000s'
-    }
+      ttl: '36000s',
+    },
   });
 
-  const expireTime = DateTime.fromISO(contentCache.expireTime, { zone: 'utc' });
+  const expireTime = DateTime.fromISO(contentCache.expireTime, {zone: 'utc'});
   const now = DateTime.utc();
   const timeDiff = expireTime.diff(now, ['seconds']);
 
   console.log('Expire time (after update):', expireTime.toISO());
   console.log('Expire time (in seconds):', Math.floor(timeDiff.seconds));
 
-  const nextWeekUtc = DateTime.utc().plus({ days: 7 });
+  const nextWeekUtc = DateTime.utc().plus({days: 7});
   console.log('Next week (UTC):', nextWeekUtc.toISO());
 
   contentCache = await ai.caches.update({
     name: cacheName,
     config: {
-      expireTime: nextWeekUtc
-    }
+      expireTime: nextWeekUtc,
+    },
   });
 
   console.log('Expire time (after update):', contentCache.expireTime);
   return contentCache;
-
 }
 // [END googlegenaisdk_contentcache_update]
 
 module.exports = {
   generateContent,
-};
+};

…ntent_cache/contentcache_use_with_txt.js …tent-cache/content-cache-use-with-txt.jsgenai/content_cache/contentcache_use_with_txt.js renamed to genai/content-cache/content-cache-use-with-txt.js genai/content_cache/contentcache_use_with_txt.js renamed to genai/content-cache/content-cache-use-with-txt.js

@@ -21,38 +21,37 @@ const {GoogleGenAI} = require('@google/genai');
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 
-const CACHE_NAME = 'projects/448220130128/locations/us-central1/cachedContents/8186785596975349760'
+const CACHE_NAME =
+  'projects/448220130128/locations/us-central1/cachedContents/8186785596975349760';
 
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
   cacheName = CACHE_NAME
-){
-
+) {
   const ai = new GoogleGenAI({
     vertexai: true,
     project: projectId,
     location: location,
     httpOptions: {
-      apiVersion: 'v1'
-    }
+      apiVersion: 'v1',
+    },
   });
 
   const response = await ai.models.generateContent({
     model: 'gemini-2.5-flash',
     contents: 'Summarize the pdfs',
     config: {
-      cachedContent: cacheName
+      cachedContent: cacheName,
     },
   });
 
   console.log(response.text);
 
   return response.text;
-
 }
 // [END googlegenaisdk_contentcache_use_with_txt]
 
 module.exports = {
   generateContent,
-};
+};

genai/test/content-cache-create-use-update-delete.test.js

@@ -0,0 +1,39 @@
+'use strict';
+
+const {assert} = require('chai');
+const {describe, it} = require('mocha');
+
+const projectId = process.env.CAIP_PROJECT_ID;
+
+const createSample = require('../content-cache/content-cache-create-with-txt-gcs-pdf.js');
+const useSample = require('../content-cache/content-cache-use-with-txt.js');
+const updateSample = require('../content-cache/content-cache-update.js');
+const deleteSample = require('../content-cache/content-cache-delete.js');
+
+describe('content-cache-create-use-update-delete', function () {
+  this.timeout(60000);
+  let contentCacheName;
+
+  it('should create content cache', async () => {
+    contentCacheName = await createSample.generateContent(projectId);
+    assert.isString(contentCacheName);
+    assert.isAbove(contentCacheName.length, 0);
+  });
+
+  it('should update content cache', async () => {
+    await updateSample.generateContent(projectId, undefined, contentCacheName);
+  });
+
+  it('should use content cache', async () => {
+    const response = await useSample.generateContent(
+      projectId,
+      undefined,
+      contentCacheName
+    );
+    assert.isString(response);
+  });
+
+  it('should delete content cache', async () => {
+    await deleteSample.generateContent(projectId, undefined, contentCacheName);
+  });
+});

genai/test/contentcache_list.test.js

@@ -0,0 +1,29 @@
+// Copyright 2025 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, it} = require('mocha');
+
+const projectId = process.env.CAIP_PROJECT_ID;
+const sample = require('../content-cache/content-cache-list.js');
+
+describe('contentcache-list', async () => {
+  it('should return object with names of catches', async () => {
+    const output = await sample.generateContent(projectId);
+    assert.isArray(output);
+    assert.isAbove(output.length, 0);
+  });
+});