From 98a2d45239791fe604f88ca96aca99b2dc0f8098 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 13:34:12 +0200
Subject: [PATCH 1/8] bumping version and fixing tests

---
 .../ctrlgen-with-enum-schema.js               |  2 +-
 .../ctrlgen_with_class_schema.js              | 62 +++++++++++++++
 .../ctrlgen_with_enum_class_schema.js         | 75 +++++++++++++++++++
 3 files changed, 138 insertions(+), 1 deletion(-)
 create mode 100644 genai/controlled-generation/ctrlgen_with_class_schema.js
 create mode 100644 genai/controlled-generation/ctrlgen_with_enum_class_schema.js

diff --git a/genai/controlled-generation/ctrlgen-with-enum-schema.js b/genai/controlled-generation/ctrlgen-with-enum-schema.js
index e0002a2b9d..b87c513aab 100644
--- a/genai/controlled-generation/ctrlgen-with-enum-schema.js
+++ b/genai/controlled-generation/ctrlgen-with-enum-schema.js
@@ -36,7 +36,7 @@ async function generateContent(
   };
 
   const response = await ai.models.generateContent({
-    model: 'gemini-2.0-flash',
+    model: 'gemini-2.5-flash',
     contents: 'What type of instrument is an oboe?',
     config: {
       responseMimeType: 'text/x.enum',
diff --git a/genai/controlled-generation/ctrlgen_with_class_schema.js b/genai/controlled-generation/ctrlgen_with_class_schema.js
new file mode 100644
index 0000000000..a6f9585112
--- /dev/null
+++ b/genai/controlled-generation/ctrlgen_with_class_schema.js
@@ -0,0 +1,62 @@
+// 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_ctrlgen_with_class_schema]
+const {GoogleGenAI, Type} = 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,
+  });
+
+  class Recipe {
+    /**
+     * @param {string} recipe_name
+     * @param {string[]} ingredients
+     */
+    constructor(recipe_name, ingredients) {
+      this.recipe_name = recipe_name;
+      this.ingredients = ingredients;
+    }
+  }
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: 'List a few popular cookie recipes?',
+    config: {
+      responseMimeType: 'application/json',
+      responseSchema: Recipe,
+    },
+  });
+
+  console.log(response.text);
+  console.log(response);
+
+  return response.text;
+}
+// [END googlegenaisdk_ctrlgen_with_class_schema]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
new file mode 100644
index 0000000000..fef62d14b5
--- /dev/null
+++ b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
@@ -0,0 +1,75 @@
+// 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_ctrlgen_with_enum_class_schema]
+const {GoogleGenAI, Type} = 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,
+  });
+
+  class InstrumentClass {
+    static PERCUSSION = "Percussion";
+    static STRING = "String";
+    static WOODWIND = "Woodwind";
+    static BRASS = "Brass";
+    static KEYBOARD = "Keyboard";
+
+    static values() {
+      return [
+        this.PERCUSSION,
+        this.STRING,
+        this.WOODWIND,
+        this.BRASS,
+        this.KEYBOARD
+      ];
+    }
+  }
+
+  const responseSchema = {
+    type: "string",
+    enum: InstrumentClass.values(),
+  };
+
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: 'What type of instrument is a guitar?',
+    config: {
+      responseMimeType: 'text/x.enum',
+      responseSchema: responseSchema,
+    },
+  });
+  console.log(response);
+
+  console.log(response.text);
+
+  return response.text;
+}
+// [END googlegenaisdk_ctrlgen_with_enum_class_schema]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file

From 99f5214c690102a72ebdf8afebabe5080a11cfe1 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 13:34:36 +0200
Subject: [PATCH 2/8] bumping version and fixing tests

---
 genai/controlled-generation/ctrlgen_with_class_schema.js      | 2 +-
 genai/controlled-generation/ctrlgen_with_enum_class_schema.js | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/genai/controlled-generation/ctrlgen_with_class_schema.js b/genai/controlled-generation/ctrlgen_with_class_schema.js
index a6f9585112..63a6003dd7 100644
--- a/genai/controlled-generation/ctrlgen_with_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_class_schema.js
@@ -15,7 +15,7 @@
 'use strict';
 
 // [START googlegenaisdk_ctrlgen_with_class_schema]
-const {GoogleGenAI, Type} = require('@google/genai');
+const {GoogleGenAI} = require('@google/genai');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';
diff --git a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
index fef62d14b5..57af881994 100644
--- a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
@@ -15,7 +15,7 @@
 'use strict';
 
 // [START googlegenaisdk_ctrlgen_with_enum_class_schema]
-const {GoogleGenAI, Type} = require('@google/genai');
+const {GoogleGenAI} = require('@google/genai');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';

From 77e4dca4da168e80a1f91e971896eae40d967b0e Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 16:17:47 +0200
Subject: [PATCH 3/8] bumping version and fixing tests

---
 .../ctrlgen_with_nested_class_schema.js       | 74 +++++++++++++++++
 .../ctrlgen_with_nullable_schema.js           | 75 +++++++++++++++++
 .../ctrlgen_with_resp_schema.js               | 82 +++++++++++++++++++
 3 files changed, 231 insertions(+)
 create mode 100644 genai/controlled-generation/ctrlgen_with_nested_class_schema.js
 create mode 100644 genai/controlled-generation/ctrlgen_with_nullable_schema.js
 create mode 100644 genai/controlled-generation/ctrlgen_with_resp_schema.js

diff --git a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
new file mode 100644
index 0000000000..bda9617e18
--- /dev/null
+++ b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
@@ -0,0 +1,74 @@
+// 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_ctrlgen_with_nested_class_schema]
+const {GoogleGenAI, Type} = 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,
+  });
+
+
+  const Grade = Object.freeze({
+    A_PLUS: 'a+',
+    A: 'a',
+    B: 'b',
+    C: 'c',
+    D: 'd',
+    F: 'f',
+  });
+
+  class Recipe {
+    /**
+     * @param {string} recipe_name
+     * @param {string} rating - Must be one of Grade enum values
+     */
+    constructor(recipe_name, rating) {
+      if (!Object.values(Grade).includes(rating)) {
+        throw new Error(`Invalid rating: ${rating}`);
+      }
+      this.recipe_name = recipe_name;
+      this.rating = rating;
+    }
+  }
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: 'List about 10 home-baked cookies and give them grades based on tastiness.',
+    config: {
+      responseMimeType: 'application/json',
+      responseSchema: Recipe,
+    },
+  });
+
+  console.log(response.text);
+
+  return response.text;
+}
+// [END googlegenaisdk_ctrlgen_with_nested_class_schema]
+
+module.exports = {
+  generateContent,
+};
diff --git a/genai/controlled-generation/ctrlgen_with_nullable_schema.js b/genai/controlled-generation/ctrlgen_with_nullable_schema.js
new file mode 100644
index 0000000000..2fde8f75db
--- /dev/null
+++ b/genai/controlled-generation/ctrlgen_with_nullable_schema.js
@@ -0,0 +1,75 @@
+// 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_ctrlgen_with_nullable_schema]
+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,
+  });
+
+  class InstrumentClass {
+    static PERCUSSION = "Percussion";
+    static STRING = "String";
+    static WOODWIND = "Woodwind";
+    static BRASS = "Brass";
+    static KEYBOARD = "Keyboard";
+
+    static values() {
+      return [
+        this.PERCUSSION,
+        this.STRING,
+        this.WOODWIND,
+        this.BRASS,
+        this.KEYBOARD
+      ];
+    }
+  }
+
+  const responseSchema = {
+    type: "string",
+    enum: InstrumentClass.values(),
+  };
+
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: 'What type of instrument is a guitar?',
+    config: {
+      responseMimeType: 'text/x.enum',
+      responseSchema: responseSchema,
+    },
+  });
+  console.log(response);
+
+  console.log(response.text);
+
+  return response.text;
+}
+// [END googlegenaisdk_ctrlgen_with_nullable_schema]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file
diff --git a/genai/controlled-generation/ctrlgen_with_resp_schema.js b/genai/controlled-generation/ctrlgen_with_resp_schema.js
new file mode 100644
index 0000000000..43538dbfd4
--- /dev/null
+++ b/genai/controlled-generation/ctrlgen_with_resp_schema.js
@@ -0,0 +1,82 @@
+// 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_ctrlgen_with_resp_schema]
+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,
+  });
+
+  const prompt = `
+  The week ahead brings a mix of weather conditions.
+  Sunday is expected to be sunny with a temperature of 77°F and a humidity level of 50%. Winds will be light at around 10 km/h.
+  Monday will see partly cloudy skies with a slightly cooler temperature of 72°F and the winds will pick up slightly to around 15 km/h.
+  Tuesday brings rain showers, with temperatures dropping to 64°F and humidity rising to 70%.
+  Wednesday may see thunderstorms, with a temperature of 68°F.
+  Thursday will be cloudy with a temperature of 66°F and moderate humidity at 60%.
+  Friday returns to partly cloudy conditions, with a temperature of 73°F and the Winds will be light at 12 km/h.
+  Finally, Saturday rounds off the week with sunny skies, a temperature of 80°F, and a humidity level of 40%. Winds will be gentle at 8 km/h.
+`;
+
+  const responseSchema = {
+    type: 'object',
+    properties: {
+      forecast: {
+        type: 'array',
+        items: {
+          type: 'object',
+          properties: {
+            Day: { type: 'string', nullable: true },
+            Forecast: { type: 'string', nullable: true },
+            Temperature: { type: 'integer', nullable: true },
+            Humidity: { type: 'string', nullable: true },
+            'Wind Speed': { type: 'integer', nullable: true },
+          },
+          required: ['Day', 'Temperature', 'Forecast', 'Wind Speed'],
+        },
+      },
+    },
+  };
+
+  const response = await ai.models.generateContent({
+    model: 'gemini-2.5-flash',
+    contents: prompt,
+    config: {
+      responseMimeType: 'application/json',
+      responseSchema: responseSchema,
+    },
+  });
+  console.log(response);
+
+  console.log(response.text);
+
+  return response.text;
+}
+// [END googlegenaisdk_ctrlgen_with_resp_schema]
+
+module.exports = {
+  generateContent,
+};
\ No newline at end of file

From 554afd031770957fadaaed4292d9b0e26f01d378 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Fri, 1 Aug 2025 16:17:59 +0200
Subject: [PATCH 4/8] bumping version and fixing tests

---
 genai/controlled-generation/ctrlgen_with_nested_class_schema.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
index bda9617e18..639bb61e64 100644
--- a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
@@ -15,7 +15,7 @@
 'use strict';
 
 // [START googlegenaisdk_ctrlgen_with_nested_class_schema]
-const {GoogleGenAI, Type} = require('@google/genai');
+const {GoogleGenAI} = require('@google/genai');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
 const GOOGLE_CLOUD_LOCATION = process.env.GOOGLE_CLOUD_LOCATION || 'global';

From aa02890fa78a4eaa533109ea1b422de3aef2f916 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Mon, 4 Aug 2025 12:22:37 +0200
Subject: [PATCH 5/8] adding tests

---
 .../ctrlgen_with_class_schema.js              |  4 +-
 .../ctrlgen_with_enum_class_schema.js         | 28 +++++-----
 .../ctrlgen_with_nested_class_schema.js       |  4 +-
 .../ctrlgen_with_nullable_schema.js           | 55 ++++++++++---------
 .../ctrlgen_with_resp_schema.js               | 38 ++++---------
 genai/test/ctrlgen_with_class_schema.test.js  | 29 ++++++++++
 .../ctrlgen_with_enum_class_schema.test.js    | 29 ++++++++++
 .../ctrlgen_with_nested_class_schema.test.js  | 29 ++++++++++
 .../test/ctrlgen_with_nullable_schema.test.js | 29 ++++++++++
 genai/test/ctrlgen_with_resp_schema.test.js   | 29 ++++++++++
 10 files changed, 203 insertions(+), 71 deletions(-)
 create mode 100644 genai/test/ctrlgen_with_class_schema.test.js
 create mode 100644 genai/test/ctrlgen_with_enum_class_schema.test.js
 create mode 100644 genai/test/ctrlgen_with_nested_class_schema.test.js
 create mode 100644 genai/test/ctrlgen_with_nullable_schema.test.js
 create mode 100644 genai/test/ctrlgen_with_resp_schema.test.js

diff --git a/genai/controlled-generation/ctrlgen_with_class_schema.js b/genai/controlled-generation/ctrlgen_with_class_schema.js
index 63a6003dd7..a4a6609f9b 100644
--- a/genai/controlled-generation/ctrlgen_with_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_class_schema.js
@@ -51,12 +51,10 @@ async function generateContent(
   });
 
   console.log(response.text);
-  console.log(response);
-
   return response.text;
 }
 // [END googlegenaisdk_ctrlgen_with_class_schema]
 
 module.exports = {
   generateContent,
-};
\ No newline at end of file
+};
diff --git a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
index 57af881994..c6e42b1ea7 100644
--- a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_enum_class_schema.js
@@ -31,29 +31,28 @@ async function generateContent(
   });
 
   class InstrumentClass {
-    static PERCUSSION = "Percussion";
-    static STRING = "String";
-    static WOODWIND = "Woodwind";
-    static BRASS = "Brass";
-    static KEYBOARD = "Keyboard";
-
     static values() {
       return [
-        this.PERCUSSION,
-        this.STRING,
-        this.WOODWIND,
-        this.BRASS,
-        this.KEYBOARD
+        InstrumentClass.PERCUSSION,
+        InstrumentClass.STRING,
+        InstrumentClass.WOODWIND,
+        InstrumentClass.BRASS,
+        InstrumentClass.KEYBOARD,
       ];
     }
   }
 
+  InstrumentClass.PERCUSSION = 'Percussion';
+  InstrumentClass.STRING = 'String';
+  InstrumentClass.WOODWIND = 'Woodwind';
+  InstrumentClass.BRASS = 'Brass';
+  InstrumentClass.KEYBOARD = 'Keyboard';
+
   const responseSchema = {
-    type: "string",
+    type: 'string',
     enum: InstrumentClass.values(),
   };
 
-
   const response = await ai.models.generateContent({
     model: 'gemini-2.5-flash',
     contents: 'What type of instrument is a guitar?',
@@ -62,7 +61,6 @@ async function generateContent(
       responseSchema: responseSchema,
     },
   });
-  console.log(response);
 
   console.log(response.text);
 
@@ -72,4 +70,4 @@ async function generateContent(
 
 module.exports = {
   generateContent,
-};
\ No newline at end of file
+};
diff --git a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
index 639bb61e64..c4dce84842 100644
--- a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_nested_class_schema.js
@@ -30,7 +30,6 @@ async function generateContent(
     location: location,
   });
 
-
   const Grade = Object.freeze({
     A_PLUS: 'a+',
     A: 'a',
@@ -56,7 +55,8 @@ async function generateContent(
 
   const response = await ai.models.generateContent({
     model: 'gemini-2.5-flash',
-    contents: 'List about 10 home-baked cookies and give them grades based on tastiness.',
+    contents:
+      'List about 10 home-baked cookies and give them grades based on tastiness.',
     config: {
       responseMimeType: 'application/json',
       responseSchema: Recipe,
diff --git a/genai/controlled-generation/ctrlgen_with_nullable_schema.js b/genai/controlled-generation/ctrlgen_with_nullable_schema.js
index 2fde8f75db..aae571855e 100644
--- a/genai/controlled-generation/ctrlgen_with_nullable_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_nullable_schema.js
@@ -30,40 +30,45 @@ async function generateContent(
     location: location,
   });
 
-  class InstrumentClass {
-    static PERCUSSION = "Percussion";
-    static STRING = "String";
-    static WOODWIND = "Woodwind";
-    static BRASS = "Brass";
-    static KEYBOARD = "Keyboard";
-
-    static values() {
-      return [
-        this.PERCUSSION,
-        this.STRING,
-        this.WOODWIND,
-        this.BRASS,
-        this.KEYBOARD
-      ];
-    }
-  }
+  const prompt = `
+  The week ahead brings a mix of weather conditions.
+  Sunday is expected to be sunny with a temperature of 77°F and a humidity level of 50%. Winds will be light at around 10 km/h.
+  Monday will see partly cloudy skies with a slightly cooler temperature of 72°F and the winds will pick up slightly to around 15 km/h.
+  Tuesday brings rain showers, with temperatures dropping to 64°F and humidity rising to 70%.
+  Wednesday may see thunderstorms, with a temperature of 68°F.
+  Thursday will be cloudy with a temperature of 66°F and moderate humidity at 60%.
+  Friday returns to partly cloudy conditions, with a temperature of 73°F and the Winds will be light at 12 km/h.
+  Finally, Saturday rounds off the week with sunny skies, a temperature of 80°F, and a humidity level of 40%. Winds will be gentle at 8 km/h.
+`;
 
   const responseSchema = {
-    type: "string",
-    enum: InstrumentClass.values(),
+    type: 'object',
+    properties: {
+      forecast: {
+        type: 'array',
+        items: {
+          type: 'object',
+          properties: {
+            Day: {type: 'string', nullable: true},
+            Forecast: {type: 'string', nullable: true},
+            Temperature: {type: 'integer', nullable: true},
+            Humidity: {type: 'string', nullable: true},
+            'Wind Speed': {type: 'integer', nullable: true},
+          },
+          required: ['Day', 'Temperature', 'Forecast', 'Wind Speed'],
+        },
+      },
+    },
   };
 
-
   const response = await ai.models.generateContent({
     model: 'gemini-2.5-flash',
-    contents: 'What type of instrument is a guitar?',
+    contents: prompt,
     config: {
-      responseMimeType: 'text/x.enum',
+      responseMimeType: 'application/json',
       responseSchema: responseSchema,
     },
   });
-  console.log(response);
-
   console.log(response.text);
 
   return response.text;
@@ -72,4 +77,4 @@ async function generateContent(
 
 module.exports = {
   generateContent,
-};
\ No newline at end of file
+};
diff --git a/genai/controlled-generation/ctrlgen_with_resp_schema.js b/genai/controlled-generation/ctrlgen_with_resp_schema.js
index 43538dbfd4..89f625ea29 100644
--- a/genai/controlled-generation/ctrlgen_with_resp_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_resp_schema.js
@@ -15,6 +15,7 @@
 'use strict';
 
 // [START googlegenaisdk_ctrlgen_with_resp_schema]
+// todo
 const {GoogleGenAI} = require('@google/genai');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;
@@ -30,34 +31,20 @@ async function generateContent(
     location: location,
   });
 
-  const prompt = `
-  The week ahead brings a mix of weather conditions.
-  Sunday is expected to be sunny with a temperature of 77°F and a humidity level of 50%. Winds will be light at around 10 km/h.
-  Monday will see partly cloudy skies with a slightly cooler temperature of 72°F and the winds will pick up slightly to around 15 km/h.
-  Tuesday brings rain showers, with temperatures dropping to 64°F and humidity rising to 70%.
-  Wednesday may see thunderstorms, with a temperature of 68°F.
-  Thursday will be cloudy with a temperature of 66°F and moderate humidity at 60%.
-  Friday returns to partly cloudy conditions, with a temperature of 73°F and the Winds will be light at 12 km/h.
-  Finally, Saturday rounds off the week with sunny skies, a temperature of 80°F, and a humidity level of 40%. Winds will be gentle at 8 km/h.
-`;
+  const prompt = 'List a few popular cookie recipes.';
 
   const responseSchema = {
-    type: 'object',
-    properties: {
-      forecast: {
-        type: 'array',
-        items: {
-          type: 'object',
-          properties: {
-            Day: { type: 'string', nullable: true },
-            Forecast: { type: 'string', nullable: true },
-            Temperature: { type: 'integer', nullable: true },
-            Humidity: { type: 'string', nullable: true },
-            'Wind Speed': { type: 'integer', nullable: true },
-          },
-          required: ['Day', 'Temperature', 'Forecast', 'Wind Speed'],
+    type: 'ARRAY',
+    items: {
+      type: 'OBJECT',
+      properties: {
+        recipe_name: {type: 'STRING'},
+        ingredients: {
+          type: 'ARRAY',
+          items: {type: 'STRING'},
         },
       },
+      required: ['recipe_name', 'ingredients'],
     },
   };
 
@@ -69,7 +56,6 @@ async function generateContent(
       responseSchema: responseSchema,
     },
   });
-  console.log(response);
 
   console.log(response.text);
 
@@ -79,4 +65,4 @@ async function generateContent(
 
 module.exports = {
   generateContent,
-};
\ No newline at end of file
+};
diff --git a/genai/test/ctrlgen_with_class_schema.test.js b/genai/test/ctrlgen_with_class_schema.test.js
new file mode 100644
index 0000000000..ebff55bfe3
--- /dev/null
+++ b/genai/test/ctrlgen_with_class_schema.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('../controlled-generation/ctrlgen_with_class_schema.js');
+
+describe('ctrlgen_with_class_schema', () => {
+  it('should generate text content in Json', async function () {
+    this.timeout(10000);
+    const output = await sample.generateContent(projectId);
+    assert(output.length > 0 && output.includes('Cookies'));
+  });
+});
diff --git a/genai/test/ctrlgen_with_enum_class_schema.test.js b/genai/test/ctrlgen_with_enum_class_schema.test.js
new file mode 100644
index 0000000000..c8fbb4c28a
--- /dev/null
+++ b/genai/test/ctrlgen_with_enum_class_schema.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('../controlled-generation/ctrlgen_with_enum_class_schema.js');
+
+describe('ctrlgen_with_enum_class_schema', () => {
+  it('should generate text content in Json', async function () {
+    this.timeout(10000);
+    const output = await sample.generateContent(projectId);
+    assert(output.length > 0 && output.includes('String'));
+  });
+});
diff --git a/genai/test/ctrlgen_with_nested_class_schema.test.js b/genai/test/ctrlgen_with_nested_class_schema.test.js
new file mode 100644
index 0000000000..f3a20feba3
--- /dev/null
+++ b/genai/test/ctrlgen_with_nested_class_schema.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('../controlled-generation/ctrlgen_with_nested_class_schema.js');
+
+describe('ctrlgen_with_nested_class_schema', () => {
+  it('should generate text content in Json', async function () {
+    this.timeout(10000);
+    const output = await sample.generateContent(projectId);
+    assert(output.length > 0 && output.includes('B'));
+  });
+});
diff --git a/genai/test/ctrlgen_with_nullable_schema.test.js b/genai/test/ctrlgen_with_nullable_schema.test.js
new file mode 100644
index 0000000000..0d180ff3ae
--- /dev/null
+++ b/genai/test/ctrlgen_with_nullable_schema.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('../controlled-generation/ctrlgen_with_nullable_schema.js');
+
+describe('ctrlgen_with_nullable_schema', () => {
+  it('should generate text content in Json', async function () {
+    this.timeout(10000);
+    const output = await sample.generateContent(projectId);
+    assert(output.length > 0 && output.includes('Day'));
+  });
+});
diff --git a/genai/test/ctrlgen_with_resp_schema.test.js b/genai/test/ctrlgen_with_resp_schema.test.js
new file mode 100644
index 0000000000..66fba37d84
--- /dev/null
+++ b/genai/test/ctrlgen_with_resp_schema.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('../controlled-generation/ctrlgen_with_resp_schema.js');
+
+describe('ctrlgen_with_resp_schema', () => {
+  it('should generate text content in Json', async function () {
+    this.timeout(10000);
+    const output = await sample.generateContent(projectId);
+    assert(output.length > 0 && output.includes('Cookies'));
+  });
+});

From 6cbd2c981a04b4f38fe6546bbd0d8f0793755870 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Mon, 4 Aug 2025 12:22:58 +0200
Subject: [PATCH 6/8] adding tests

---
 genai/controlled-generation/ctrlgen_with_resp_schema.js | 1 -
 1 file changed, 1 deletion(-)

diff --git a/genai/controlled-generation/ctrlgen_with_resp_schema.js b/genai/controlled-generation/ctrlgen_with_resp_schema.js
index 89f625ea29..da1e0f8493 100644
--- a/genai/controlled-generation/ctrlgen_with_resp_schema.js
+++ b/genai/controlled-generation/ctrlgen_with_resp_schema.js
@@ -15,7 +15,6 @@
 'use strict';
 
 // [START googlegenaisdk_ctrlgen_with_resp_schema]
-// todo
 const {GoogleGenAI} = require('@google/genai');
 
 const GOOGLE_CLOUD_PROJECT = process.env.GOOGLE_CLOUD_PROJECT;

From 5dd5c7764b58113446dce853641c91f206cf33db Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Mon, 4 Aug 2025 14:27:12 +0200
Subject: [PATCH 7/8] fixing filenames

---
 ...lgen_with_class_schema.js => ctrlgen-with-class-schema.js} | 0
 ...enum_class_schema.js => ctrlgen-with-enum-class-schema.js} | 0
 ...ed_class_schema.js => ctrlgen-with-nested-class-schema.js} | 0
 ...ith_nullable_schema.js => ctrlgen-with-nullable-schema.js} | 0
 ...trlgen_with_resp_schema.js => ctrlgen-with-resp-schema.js} | 0
 ...class_schema.test.js => ctrlgen-with-class-schema.test.js} | 4 ++--
 ..._schema.test.js => ctrlgen-with-enum-class-schema.test.js} | 2 +-
 ...chema.test.js => ctrlgen-with-nested-class-schema.test.js} | 2 +-
 ...le_schema.test.js => ctrlgen-with-nullable-schema.test.js} | 2 +-
 ...h_resp_schema.test.js => ctrlgen-with-resp-schema.test.js} | 2 +-
 genai/test/tools-code-exec-with-txt.test.js                   | 3 ++-
 genai/tools/tools-code-exec-with-txt.js                       | 2 +-
 12 files changed, 9 insertions(+), 8 deletions(-)
 rename genai/controlled-generation/{ctrlgen_with_class_schema.js => ctrlgen-with-class-schema.js} (100%)
 rename genai/controlled-generation/{ctrlgen_with_enum_class_schema.js => ctrlgen-with-enum-class-schema.js} (100%)
 rename genai/controlled-generation/{ctrlgen_with_nested_class_schema.js => ctrlgen-with-nested-class-schema.js} (100%)
 rename genai/controlled-generation/{ctrlgen_with_nullable_schema.js => ctrlgen-with-nullable-schema.js} (100%)
 rename genai/controlled-generation/{ctrlgen_with_resp_schema.js => ctrlgen-with-resp-schema.js} (100%)
 rename genai/test/{ctrlgen_with_class_schema.test.js => ctrlgen-with-class-schema.test.js} (88%)
 rename genai/test/{ctrlgen_with_enum_class_schema.test.js => ctrlgen-with-enum-class-schema.test.js} (92%)
 rename genai/test/{ctrlgen_with_nested_class_schema.test.js => ctrlgen-with-nested-class-schema.test.js} (91%)
 rename genai/test/{ctrlgen_with_nullable_schema.test.js => ctrlgen-with-nullable-schema.test.js} (92%)
 rename genai/test/{ctrlgen_with_resp_schema.test.js => ctrlgen-with-resp-schema.test.js} (92%)

diff --git a/genai/controlled-generation/ctrlgen_with_class_schema.js b/genai/controlled-generation/ctrlgen-with-class-schema.js
similarity index 100%
rename from genai/controlled-generation/ctrlgen_with_class_schema.js
rename to genai/controlled-generation/ctrlgen-with-class-schema.js
diff --git a/genai/controlled-generation/ctrlgen_with_enum_class_schema.js b/genai/controlled-generation/ctrlgen-with-enum-class-schema.js
similarity index 100%
rename from genai/controlled-generation/ctrlgen_with_enum_class_schema.js
rename to genai/controlled-generation/ctrlgen-with-enum-class-schema.js
diff --git a/genai/controlled-generation/ctrlgen_with_nested_class_schema.js b/genai/controlled-generation/ctrlgen-with-nested-class-schema.js
similarity index 100%
rename from genai/controlled-generation/ctrlgen_with_nested_class_schema.js
rename to genai/controlled-generation/ctrlgen-with-nested-class-schema.js
diff --git a/genai/controlled-generation/ctrlgen_with_nullable_schema.js b/genai/controlled-generation/ctrlgen-with-nullable-schema.js
similarity index 100%
rename from genai/controlled-generation/ctrlgen_with_nullable_schema.js
rename to genai/controlled-generation/ctrlgen-with-nullable-schema.js
diff --git a/genai/controlled-generation/ctrlgen_with_resp_schema.js b/genai/controlled-generation/ctrlgen-with-resp-schema.js
similarity index 100%
rename from genai/controlled-generation/ctrlgen_with_resp_schema.js
rename to genai/controlled-generation/ctrlgen-with-resp-schema.js
diff --git a/genai/test/ctrlgen_with_class_schema.test.js b/genai/test/ctrlgen-with-class-schema.test.js
similarity index 88%
rename from genai/test/ctrlgen_with_class_schema.test.js
rename to genai/test/ctrlgen-with-class-schema.test.js
index ebff55bfe3..00c5d95f71 100644
--- a/genai/test/ctrlgen_with_class_schema.test.js
+++ b/genai/test/ctrlgen-with-class-schema.test.js
@@ -18,9 +18,9 @@ const {assert} = require('chai');
 const {describe, it} = require('mocha');
 
 const projectId = process.env.CAIP_PROJECT_ID;
-const sample = require('../controlled-generation/ctrlgen_with_class_schema.js');
+const sample = require('../controlled-generation/ctrlgen-with-class-schema.js');
 
-describe('ctrlgen_with_class_schema', () => {
+describe('ctrlgen-with-class-schema', () => {
   it('should generate text content in Json', async function () {
     this.timeout(10000);
     const output = await sample.generateContent(projectId);
diff --git a/genai/test/ctrlgen_with_enum_class_schema.test.js b/genai/test/ctrlgen-with-enum-class-schema.test.js
similarity index 92%
rename from genai/test/ctrlgen_with_enum_class_schema.test.js
rename to genai/test/ctrlgen-with-enum-class-schema.test.js
index c8fbb4c28a..93ffda262f 100644
--- a/genai/test/ctrlgen_with_enum_class_schema.test.js
+++ b/genai/test/ctrlgen-with-enum-class-schema.test.js
@@ -18,7 +18,7 @@ const {assert} = require('chai');
 const {describe, it} = require('mocha');
 
 const projectId = process.env.CAIP_PROJECT_ID;
-const sample = require('../controlled-generation/ctrlgen_with_enum_class_schema.js');
+const sample = require('../controlled-generation/ctrlgen-with-enum-class-schema.js');
 
 describe('ctrlgen_with_enum_class_schema', () => {
   it('should generate text content in Json', async function () {
diff --git a/genai/test/ctrlgen_with_nested_class_schema.test.js b/genai/test/ctrlgen-with-nested-class-schema.test.js
similarity index 91%
rename from genai/test/ctrlgen_with_nested_class_schema.test.js
rename to genai/test/ctrlgen-with-nested-class-schema.test.js
index f3a20feba3..58589c1247 100644
--- a/genai/test/ctrlgen_with_nested_class_schema.test.js
+++ b/genai/test/ctrlgen-with-nested-class-schema.test.js
@@ -18,7 +18,7 @@ const {assert} = require('chai');
 const {describe, it} = require('mocha');
 
 const projectId = process.env.CAIP_PROJECT_ID;
-const sample = require('../controlled-generation/ctrlgen_with_nested_class_schema.js');
+const sample = require('../controlled-generation/ctrlgen-with-nested-class-schema.js');
 
 describe('ctrlgen_with_nested_class_schema', () => {
   it('should generate text content in Json', async function () {
diff --git a/genai/test/ctrlgen_with_nullable_schema.test.js b/genai/test/ctrlgen-with-nullable-schema.test.js
similarity index 92%
rename from genai/test/ctrlgen_with_nullable_schema.test.js
rename to genai/test/ctrlgen-with-nullable-schema.test.js
index 0d180ff3ae..e4587f9012 100644
--- a/genai/test/ctrlgen_with_nullable_schema.test.js
+++ b/genai/test/ctrlgen-with-nullable-schema.test.js
@@ -18,7 +18,7 @@ const {assert} = require('chai');
 const {describe, it} = require('mocha');
 
 const projectId = process.env.CAIP_PROJECT_ID;
-const sample = require('../controlled-generation/ctrlgen_with_nullable_schema.js');
+const sample = require('../controlled-generation/ctrlgen-with-nullable-schema.js');
 
 describe('ctrlgen_with_nullable_schema', () => {
   it('should generate text content in Json', async function () {
diff --git a/genai/test/ctrlgen_with_resp_schema.test.js b/genai/test/ctrlgen-with-resp-schema.test.js
similarity index 92%
rename from genai/test/ctrlgen_with_resp_schema.test.js
rename to genai/test/ctrlgen-with-resp-schema.test.js
index 66fba37d84..1b9d32c9b7 100644
--- a/genai/test/ctrlgen_with_resp_schema.test.js
+++ b/genai/test/ctrlgen-with-resp-schema.test.js
@@ -18,7 +18,7 @@ const {assert} = require('chai');
 const {describe, it} = require('mocha');
 
 const projectId = process.env.CAIP_PROJECT_ID;
-const sample = require('../controlled-generation/ctrlgen_with_resp_schema.js');
+const sample = require('../controlled-generation/ctrlgen-with-resp-schema.js');
 
 describe('ctrlgen_with_resp_schema', () => {
   it('should generate text content in Json', async function () {
diff --git a/genai/test/tools-code-exec-with-txt.test.js b/genai/test/tools-code-exec-with-txt.test.js
index cedd6f6b7c..01d7b20942 100644
--- a/genai/test/tools-code-exec-with-txt.test.js
+++ b/genai/test/tools-code-exec-with-txt.test.js
@@ -21,7 +21,8 @@ const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../tools/tools-code-exec-with-txt.js');
 
 describe('tools-code-exec-with-txt', async () => {
-  it('should generate code and execution result', async () => {
+  it('should generate code and execution result', async function () {
+    this.timeout(100000);
     const output = await sample.generateContent(projectId);
     assert(output.length > 0);
   });
diff --git a/genai/tools/tools-code-exec-with-txt.js b/genai/tools/tools-code-exec-with-txt.js
index 7590be8237..0d0b883ac8 100644
--- a/genai/tools/tools-code-exec-with-txt.js
+++ b/genai/tools/tools-code-exec-with-txt.js
@@ -31,7 +31,7 @@ async function generateContent(
   });
 
   const response = await ai.models.generateContent({
-    model: 'gemini-2.5-flash-preview-05-20',
+    model: 'gemini-2.5-flash',
     contents:
       'What is the sum of the first 50 prime numbers? Generate and run code for the calculation, and make sure you get all 50.',
     config: {

From f7f1b54c142f2a57346f6505d85fe417c137ff15 Mon Sep 17 00:00:00 2001
From: Guiners <rkoza@softserveinc.com>
Date: Tue, 5 Aug 2025 10:51:14 +0200
Subject: [PATCH 8/8] fixing code from code review and adding linters

---
 genai/controlled-generation/ctrlgen-with-class-schema.js    | 6 +++---
 .../ctrlgen-with-nested-class-schema.js                     | 6 +++---
 genai/controlled-generation/ctrlgen-with-nullable-schema.js | 4 ++--
 genai/controlled-generation/ctrlgen-with-resp-schema.js     | 4 ++--
 genai/test/ctrlgen-with-enum-class-schema.test.js           | 4 ++--
 genai/test/ctrlgen-with-nested-class-schema.test.js         | 4 ++--
 genai/test/ctrlgen-with-nullable-schema.test.js             | 4 ++--
 genai/test/ctrlgen-with-resp-schema.test.js                 | 4 ++--
 genai/test/tools-code-exec-with-txt.test.js                 | 2 +-
 9 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/genai/controlled-generation/ctrlgen-with-class-schema.js b/genai/controlled-generation/ctrlgen-with-class-schema.js
index a4a6609f9b..2c9ca1de18 100644
--- a/genai/controlled-generation/ctrlgen-with-class-schema.js
+++ b/genai/controlled-generation/ctrlgen-with-class-schema.js
@@ -32,11 +32,11 @@ async function generateContent(
 
   class Recipe {
     /**
-     * @param {string} recipe_name
+     * @param {string} recipeName
      * @param {string[]} ingredients
      */
-    constructor(recipe_name, ingredients) {
-      this.recipe_name = recipe_name;
+    constructor(recipeName, ingredients) {
+      this.recipeName = recipeName;
       this.ingredients = ingredients;
     }
   }
diff --git a/genai/controlled-generation/ctrlgen-with-nested-class-schema.js b/genai/controlled-generation/ctrlgen-with-nested-class-schema.js
index c4dce84842..502acb1d1d 100644
--- a/genai/controlled-generation/ctrlgen-with-nested-class-schema.js
+++ b/genai/controlled-generation/ctrlgen-with-nested-class-schema.js
@@ -41,14 +41,14 @@ async function generateContent(
 
   class Recipe {
     /**
-     * @param {string} recipe_name
+     * @param {string} recipeName
      * @param {string} rating - Must be one of Grade enum values
      */
-    constructor(recipe_name, rating) {
+    constructor(recipeName, rating) {
       if (!Object.values(Grade).includes(rating)) {
         throw new Error(`Invalid rating: ${rating}`);
       }
-      this.recipe_name = recipe_name;
+      this.recipeName = recipeName;
       this.rating = rating;
     }
   }
diff --git a/genai/controlled-generation/ctrlgen-with-nullable-schema.js b/genai/controlled-generation/ctrlgen-with-nullable-schema.js
index aae571855e..5459fc8c3e 100644
--- a/genai/controlled-generation/ctrlgen-with-nullable-schema.js
+++ b/genai/controlled-generation/ctrlgen-with-nullable-schema.js
@@ -53,9 +53,9 @@ async function generateContent(
             Forecast: {type: 'string', nullable: true},
             Temperature: {type: 'integer', nullable: true},
             Humidity: {type: 'string', nullable: true},
-            'Wind Speed': {type: 'integer', nullable: true},
+            WindSpeed: {type: 'integer', nullable: true},
           },
-          required: ['Day', 'Temperature', 'Forecast', 'Wind Speed'],
+          required: ['Day', 'Temperature', 'Forecast', 'WindSpeed'],
         },
       },
     },
diff --git a/genai/controlled-generation/ctrlgen-with-resp-schema.js b/genai/controlled-generation/ctrlgen-with-resp-schema.js
index da1e0f8493..4e54fcee64 100644
--- a/genai/controlled-generation/ctrlgen-with-resp-schema.js
+++ b/genai/controlled-generation/ctrlgen-with-resp-schema.js
@@ -37,13 +37,13 @@ async function generateContent(
     items: {
       type: 'OBJECT',
       properties: {
-        recipe_name: {type: 'STRING'},
+        recipeName: {type: 'STRING'},
         ingredients: {
           type: 'ARRAY',
           items: {type: 'STRING'},
         },
       },
-      required: ['recipe_name', 'ingredients'],
+      required: ['recipeName', 'ingredients'],
     },
   };
 
diff --git a/genai/test/ctrlgen-with-enum-class-schema.test.js b/genai/test/ctrlgen-with-enum-class-schema.test.js
index 93ffda262f..6f7eece291 100644
--- a/genai/test/ctrlgen-with-enum-class-schema.test.js
+++ b/genai/test/ctrlgen-with-enum-class-schema.test.js
@@ -20,8 +20,8 @@ const {describe, it} = require('mocha');
 const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../controlled-generation/ctrlgen-with-enum-class-schema.js');
 
-describe('ctrlgen_with_enum_class_schema', () => {
-  it('should generate text content in Json', async function () {
+describe('ctrlgen-with-enum-class-schema', () => {
+  it('should generate text content matching enum schema', async function () {
     this.timeout(10000);
     const output = await sample.generateContent(projectId);
     assert(output.length > 0 && output.includes('String'));
diff --git a/genai/test/ctrlgen-with-nested-class-schema.test.js b/genai/test/ctrlgen-with-nested-class-schema.test.js
index 58589c1247..824d9918ca 100644
--- a/genai/test/ctrlgen-with-nested-class-schema.test.js
+++ b/genai/test/ctrlgen-with-nested-class-schema.test.js
@@ -20,8 +20,8 @@ const {describe, it} = require('mocha');
 const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../controlled-generation/ctrlgen-with-nested-class-schema.js');
 
-describe('ctrlgen_with_nested_class_schema', () => {
-  it('should generate text content in Json', async function () {
+describe('ctrlgen-with-nested-class-schema', () => {
+  it('should generate text content using nested schema', async function () {
     this.timeout(10000);
     const output = await sample.generateContent(projectId);
     assert(output.length > 0 && output.includes('B'));
diff --git a/genai/test/ctrlgen-with-nullable-schema.test.js b/genai/test/ctrlgen-with-nullable-schema.test.js
index e4587f9012..b3097e3029 100644
--- a/genai/test/ctrlgen-with-nullable-schema.test.js
+++ b/genai/test/ctrlgen-with-nullable-schema.test.js
@@ -20,8 +20,8 @@ const {describe, it} = require('mocha');
 const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../controlled-generation/ctrlgen-with-nullable-schema.js');
 
-describe('ctrlgen_with_nullable_schema', () => {
-  it('should generate text content in Json', async function () {
+describe('ctrlgen-with-nullable-schema', () => {
+  it('should generate text content using nullable schema', async function () {
     this.timeout(10000);
     const output = await sample.generateContent(projectId);
     assert(output.length > 0 && output.includes('Day'));
diff --git a/genai/test/ctrlgen-with-resp-schema.test.js b/genai/test/ctrlgen-with-resp-schema.test.js
index 1b9d32c9b7..8653d6fadf 100644
--- a/genai/test/ctrlgen-with-resp-schema.test.js
+++ b/genai/test/ctrlgen-with-resp-schema.test.js
@@ -20,8 +20,8 @@ const {describe, it} = require('mocha');
 const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../controlled-generation/ctrlgen-with-resp-schema.js');
 
-describe('ctrlgen_with_resp_schema', () => {
-  it('should generate text content in Json', async function () {
+describe('ctrlgen-with-resp-schema', () => {
+  it('should generate text content in given schema', async function () {
     this.timeout(10000);
     const output = await sample.generateContent(projectId);
     assert(output.length > 0 && output.includes('Cookies'));
diff --git a/genai/test/tools-code-exec-with-txt.test.js b/genai/test/tools-code-exec-with-txt.test.js
index 01d7b20942..61bd5d9513 100644
--- a/genai/test/tools-code-exec-with-txt.test.js
+++ b/genai/test/tools-code-exec-with-txt.test.js
@@ -20,7 +20,7 @@ const {describe, it} = require('mocha');
 const projectId = process.env.CAIP_PROJECT_ID;
 const sample = require('../tools/tools-code-exec-with-txt.js');
 
-describe('tools-code-exec-with-txt', async () => {
+describe('tools-code-exec-with-txt', () => {
   it('should generate code and execution result', async function () {
     this.timeout(100000);
     const output = await sample.generateContent(projectId);