diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 675c540..82952fc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,9 +1,9 @@
 name: CI
 
 on:
-  push:
-    branches: [main]
   pull_request:
+      branches: [main]
+  push:
     branches: [main]
 
 jobs:
@@ -25,12 +25,12 @@ jobs:
       - name: Build TypeScript
         run: npm run build
 
-      - name: Run Tests with Vitest
-        run: npm run test
-
       - name: Run ESLint
         run: npm run lint
 
+      - name: Run Tests with Vitest
+        run: npm run test
+
       # FOR IT TO WORK WITH GITHUB Actions and push to Docker registry do the following
       # In your repo settings, go to Settings → Secrets and variables → Actions → Secrets, and add:
       # DOCKER_USERNAME – your Docker Hub username
diff --git a/src/test/sensor.test.ts b/src/test/sensor.test.ts
index 4ab24d8..b21ba4a 100644
--- a/src/test/sensor.test.ts
+++ b/src/test/sensor.test.ts
@@ -11,6 +11,6 @@ describe("isValidSensorValue()", () => {
   });
 
   it("returns false for values above 100", () => {
-    expect(isValidSensorValue(101)).toBe(false);
+    expect(isValidSensorValue(101)).toBe(true);
   });
 });
diff --git a/src/test/turnOnFan.tests.ts b/src/test/turnOnFan.tests.ts
new file mode 100644
index 0000000..87ad497
--- /dev/null
+++ b/src/test/turnOnFan.tests.ts
@@ -0,0 +1,12 @@
+import { describe, it, expect } from 'vitest';
+import { turnOnFan } from '../turnOnFan';
+
+describe('turnOnFan', () => {
+  it('should return true when isHot is true', () => {
+    expect(turnOnFan(true)).toBe(true);
+  });
+
+  it('Failing test', () => {
+    expect(turnOnFan(false)).toBe(true);
+  });
+});
diff --git a/src/turnOnFan.ts b/src/turnOnFan.ts
new file mode 100644
index 0000000..c7dac8b
--- /dev/null
+++ b/src/turnOnFan.ts
@@ -0,0 +1,3 @@
+export function turnOnFan(isHot: boolean): boolean {
+  return isHot;
+}