From ad2afbdc26ae0cdba4dabd0f71280fc477e48376 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Thu, 31 Jul 2025 11:07:36 +0200
Subject: [PATCH 1/6] linter and all modules from content cache

---
 .../contentcache_create_with_txt_gcs_pdf.js   | 87 +++++++++++++++++++
 genai/content_cache/contentcache_delete.js    | 53 +++++++++++
 genai/content_cache/contentcache_list.js      | 56 ++++++++++++
 genai/content_cache/contentcache_update.js    | 80 +++++++++++++++++
 .../contentcache_use_with_txt.js              | 58 +++++++++++++
 genai/package.json                            |  1 +
 6 files changed, 335 insertions(+)
 create mode 100644 genai/content_cache/contentcache_create_with_txt_gcs_pdf.js
 create mode 100644 genai/content_cache/contentcache_delete.js
 create mode 100644 genai/content_cache/contentcache_list.js
 create mode 100644 genai/content_cache/contentcache_update.js
 create mode 100644 genai/content_cache/contentcache_use_with_txt.js

diff --git a/genai/content_cache/contentcache_create_with_txt_gcs_pdf.js b/genai/content_cache/contentcache_create_with_txt_gcs_pdf.js
new file mode 100644
index 0000000000..f5f84fea12
--- /dev/null
+++ b/genai/content_cache/contentcache_create_with_txt_gcs_pdf.js
@@ -0,0 +1,87 @@
+// 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';
+
+// [START googlegenaisdk_contentcache_create_with_txt_gcs_pdf]
+
+const {GoogleGenAI} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+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'
+    }
+  });
+
+  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",
+      parts: [
+        {
+          fileData: {
+            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",
+          }
+        }
+      ]
+    }
+  ];
+
+
+  const content_cache = await ai.caches.create({
+    model: 'gemini-2.5-flash',
+    config: {
+      contents: contents,
+      systemInstruction: systemInstruction,
+      displayName: 'example-cache',
+      ttl: '86400s'
+    },
+  });
+
+
+  console.log(content_cache);
+  console.log(content_cache.name);
+
+  return content_cache.name;
+
+}
+
+// [END googlegenaisdk_contentcache_create_with_txt_gcs_pdf]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/content_cache/contentcache_delete.js b/genai/content_cache/contentcache_delete.js
new file mode 100644
index 0000000000..923b6d6ed7
--- /dev/null
+++ b/genai/content_cache/contentcache_delete.js
@@ -0,0 +1,53 @@
+// 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';
+
+// [START googlegenaisdk_contentcache_delete]
+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'
+
+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'
+    }
+  });
+
+  console.log('Removing cache')
+  const contentCache = await ai.caches.delete({
+    name: cacheName
+  });
+
+  console.log(contentCache.text);
+
+  return contentCache;
+
+}
+// [END googlegenaisdk_contentcache_delete]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/content_cache/contentcache_list.js b/genai/content_cache/contentcache_list.js
new file mode 100644
index 0000000000..fa7a795805
--- /dev/null
+++ b/genai/content_cache/contentcache_list.js
@@ -0,0 +1,56 @@
+// 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';
+
+// [START googlegenaisdk_contentcache_list]
+
+const {GoogleGenAI} = require('@google/genai');
+
+const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
+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'
+    }
+  });
+
+  const contentCacheList = await ai.caches.list()
+
+
+  // Access individual properties of a ContentCache object(s)
+  const  contentCacheNames = []
+  for (const contentCache of contentCacheList.pageInternal) {
+    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()
+
+  return contentCacheNames;
+
+}
+// [END googlegenaisdk_contentcache_list]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/content_cache/contentcache_update.js b/genai/content_cache/contentcache_update.js
new file mode 100644
index 0000000000..7f09f898e1
--- /dev/null
+++ b/genai/content_cache/contentcache_update.js
@@ -0,0 +1,80 @@
+// 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';
+
+// [START googlegenaisdk_contentcache_update]
+const {GoogleGenAI} = require('@google/genai');
+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'
+
+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'
+    }
+  });
+
+  let contentCache = await ai.caches.get({
+    name: cacheName
+  });
+
+  console.log('Expire time', contentCache.expireTime);
+
+  contentCache = await ai.caches.update({
+    name: cacheName,
+    config: {
+      ttl: '36000s'
+    }
+  });
+
+  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 });
+  console.log('Next week (UTC):', nextWeekUtc.toISO());
+
+  contentCache = await ai.caches.update({
+    name: cacheName,
+    config: {
+      expireTime: nextWeekUtc
+    }
+  });
+
+  console.log('Expire time (after update):', contentCache.expireTime);
+  return contentCache;
+
+}
+// [END googlegenaisdk_contentcache_update]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/content_cache/contentcache_use_with_txt.js b/genai/content_cache/contentcache_use_with_txt.js
new file mode 100644
index 0000000000..eaf6b0023a
--- /dev/null
+++ b/genai/content_cache/contentcache_use_with_txt.js
@@ -0,0 +1,58 @@
+// 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';
+
+// [START googlegenaisdk_contentcache_use_with_txt]
+
+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'
+
+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'
+    }
+  });
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: 'Summarize the pdfs',
+    config: {
+      cachedContent: cacheName
+    },
+  });
+
+  console.log(response.text);
+
+  return response.text;
+
+}
+// [END googlegenaisdk_contentcache_use_with_txt]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/package.json b/genai/package.json
index 1786d292d9..d27c6c0db2 100644
--- a/genai/package.json
+++ b/genai/package.json
@@ -15,6 +15,7 @@
   "dependencies": {
     "@google/genai": "^0.13.0",
     "axios": "^1.6.2",
+    "luxon": "^3.7.1",
     "supertest": "^7.0.0"
   },
   "devDependencies": {

From 52fde9fc6dd67b20c99bce3946383a26a575c1ca Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Thu, 31 Jul 2025 12:56:31 +0200
Subject: [PATCH 2/6] content-cache code with a tests

---
 .../content-cache-create-with-txt-gcs-pdf.js} | 45 +++++++++----------
 .../content-cache-delete.js}                  | 14 +++---
 .../content-cache-list.js}                    | 18 ++++----
 .../content-cache-update.js}                  | 28 ++++++------
 .../content-cache-use-with-txt.js}            | 15 +++----
 ...ent-cache-create-use-update-delete.test.js | 39 ++++++++++++++++
 genai/test/contentcache_list.test.js          | 29 ++++++++++++
 7 files changed, 124 insertions(+), 64 deletions(-)
 rename genai/{content_cache/contentcache_create_with_txt_gcs_pdf.js => content-cache/content-cache-create-with-txt-gcs-pdf.js} (76%)
 rename genai/{content_cache/contentcache_delete.js => content-cache/content-cache-delete.js} (87%)
 rename genai/{content_cache/contentcache_list.js => content-cache/content-cache-list.js} (86%)
 rename genai/{content_cache/contentcache_update.js => content-cache/content-cache-update.js} (85%)
 rename genai/{content_cache/contentcache_use_with_txt.js => content-cache/content-cache-use-with-txt.js} (88%)
 create mode 100644 genai/test/content-cache-create-use-update-delete.test.js
 create mode 100644 genai/test/contentcache_list.test.js

diff --git a/genai/content_cache/contentcache_create_with_txt_gcs_pdf.js b/genai/content-cache/content-cache-create-with-txt-gcs-pdf.js
similarity index 76%
rename from genai/content_cache/contentcache_create_with_txt_gcs_pdf.js
rename to genai/content-cache/content-cache-create-with-txt-gcs-pdf.js
index f5f84fea12..f6718ca637 100644
--- a/genai/content_cache/contentcache_create_with_txt_gcs_pdf.js
+++ b/genai/content-cache/content-cache-create-with-txt-gcs-pdf.js
@@ -23,16 +23,14 @@ 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 = `
@@ -40,48 +38,45 @@ async function generateContent(
   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,
-};
\ No newline at end of file
+};
diff --git a/genai/content_cache/contentcache_delete.js b/genai/content-cache/content-cache-delete.js
similarity index 87%
rename from genai/content_cache/contentcache_delete.js
rename to genai/content-cache/content-cache-delete.js
index 923b6d6ed7..52ff15c1f8 100644
--- a/genai/content_cache/contentcache_delete.js
+++ b/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,
-};
\ No newline at end of file
+};
diff --git a/genai/content_cache/contentcache_list.js b/genai/content-cache/content-cache-list.js
similarity index 86%
rename from genai/content_cache/contentcache_list.js
rename to genai/content-cache/content-cache-list.js
index fa7a795805..0980b694ad 100644
--- a/genai/content_cache/contentcache_list.js
+++ b/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,
-};
\ No newline at end of file
+};
diff --git a/genai/content_cache/contentcache_update.js b/genai/content-cache/content-cache-update.js
similarity index 85%
rename from genai/content_cache/contentcache_update.js
rename to genai/content-cache/content-cache-update.js
index 7f09f898e1..2470e29ab2 100644
--- a/genai/content_cache/contentcache_update.js
+++ b/genai/content-cache/content-cache-update.js
@@ -16,31 +16,30 @@
 
 // [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);
@@ -48,33 +47,32 @@ async function generateContent(
   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,
-};
\ No newline at end of file
+};
diff --git a/genai/content_cache/contentcache_use_with_txt.js b/genai/content-cache/content-cache-use-with-txt.js
similarity index 88%
rename from genai/content_cache/contentcache_use_with_txt.js
rename to genai/content-cache/content-cache-use-with-txt.js
index eaf6b0023a..20a6c28791 100644
--- a/genai/content_cache/contentcache_use_with_txt.js
+++ b/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,
-};
\ No newline at end of file
+};
diff --git a/genai/test/content-cache-create-use-update-delete.test.js b/genai/test/content-cache-create-use-update-delete.test.js
new file mode 100644
index 0000000000..5638c27908
--- /dev/null
+++ b/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);
+  });
+});
diff --git a/genai/test/contentcache_list.test.js b/genai/test/contentcache_list.test.js
new file mode 100644
index 0000000000..06fcf32db7
--- /dev/null
+++ b/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);
+  });
+});

From a2fccb5e08461ba5d1e1dc3b668567a8993caf88 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Thu, 31 Jul 2025 12:58:36 +0200
Subject: [PATCH 3/6] content-cache code with tests

---
 genai/content-cache/content-cache-delete.js       | 5 +----
 genai/content-cache/content-cache-update.js       | 4 +---
 genai/content-cache/content-cache-use-with-txt.js | 4 +---
 3 files changed, 3 insertions(+), 10 deletions(-)

diff --git a/genai/content-cache/content-cache-delete.js b/genai/content-cache/content-cache-delete.js
index 52ff15c1f8..a71c8c2e31 100644
--- a/genai/content-cache/content-cache-delete.js
+++ b/genai/content-cache/content-cache-delete.js
@@ -20,13 +20,10 @@ 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';
-
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
-  cacheName = CACHE_NAME
+  cacheName
 ) {
   const ai = new GoogleGenAI({
     vertexai: true,
diff --git a/genai/content-cache/content-cache-update.js b/genai/content-cache/content-cache-update.js
index 2470e29ab2..4bb6acb6dd 100644
--- a/genai/content-cache/content-cache-update.js
+++ b/genai/content-cache/content-cache-update.js
@@ -21,13 +21,11 @@ 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';
 
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
-  cacheName = CACHE_NAME
+  cacheName
 ) {
   const ai = new GoogleGenAI({
     vertexai: true,
diff --git a/genai/content-cache/content-cache-use-with-txt.js b/genai/content-cache/content-cache-use-with-txt.js
index 20a6c28791..c0148d9063 100644
--- a/genai/content-cache/content-cache-use-with-txt.js
+++ b/genai/content-cache/content-cache-use-with-txt.js
@@ -21,13 +21,11 @@ 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';
 
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
-  cacheName = CACHE_NAME
+  cacheName
 ) {
   const ai = new GoogleGenAI({
     vertexai: true,

From c01d51e925b8917c20896dccc3a8e7fc5abb7ef9 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 11:12:08 +0200
Subject: [PATCH 4/6] bumping version and fixing tests

---
 .../content-cache-create-use-update-delete.test.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/genai/test/content-cache-create-use-update-delete.test.js b/genai/test/content-cache-create-use-update-delete.test.js
index 5638c27908..789c770eeb 100644
--- a/genai/test/content-cache-create-use-update-delete.test.js
+++ b/genai/test/content-cache-create-use-update-delete.test.js
@@ -1,3 +1,17 @@
+// 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');

From 09d739bebe729d728ad0e17da8727ed4c8eaa374 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 11:12:54 +0200
Subject: [PATCH 5/6] bumping version and fixing tests

---
 genai/content-cache/content-cache-update.js       | 1 -
 genai/content-cache/content-cache-use-with-txt.js | 1 -
 2 files changed, 2 deletions(-)

diff --git a/genai/content-cache/content-cache-update.js b/genai/content-cache/content-cache-update.js
index 4bb6acb6dd..17924a5dfc 100644
--- a/genai/content-cache/content-cache-update.js
+++ b/genai/content-cache/content-cache-update.js
@@ -21,7 +21,6 @@ const {DateTime} = require('luxon');
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 
-
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,
diff --git a/genai/content-cache/content-cache-use-with-txt.js b/genai/content-cache/content-cache-use-with-txt.js
index c0148d9063..759bce2ea6 100644
--- a/genai/content-cache/content-cache-use-with-txt.js
+++ b/genai/content-cache/content-cache-use-with-txt.js
@@ -21,7 +21,6 @@ const {GoogleGenAI} = require('@google/genai');
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
 
-
 async function generateContent(
   projectId = GOOGLE_CLOUD_PROJECT,
   location = GOOGLE_CLOUD_LOCATION,

From d2adbeb48f6e7093972e421d13ec1515a75b5ae0 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Mon, 11 Aug 2025 17:08:11 +0200
Subject: [PATCH 6/6] adding samples, test, lints

---
 .../{contentcache_list.test.js => content-cache-list.test.js}     | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename genai/test/{contentcache_list.test.js => content-cache-list.test.js} (100%)

diff --git a/genai/test/contentcache_list.test.js b/genai/test/content-cache-list.test.js
similarity index 100%
rename from genai/test/contentcache_list.test.js
rename to genai/test/content-cache-list.test.js