diff --git a/Sources/tests/units/model/UserManagerTest.php b/Sources/tests/units/model/UserManagerTest.php
new file mode 100644
index 00000000..ae2ef0ec
--- /dev/null
+++ b/Sources/tests/units/model/UserManagerTest.php
@@ -0,0 +1,116 @@
+<?php
+use PHPUnit\Framework\TestCase;
+use Manager\UserManager;
+use Model\User;
+use Model\Coach;
+use Model\Athlete;
+use Network\IAuthService;
+
+class UserManagerTest extends TestCase
+{
+    private $authService;
+    private $userManager;
+
+    protected function setUp(): void
+    {
+        $this->authService = $this->createMock(IAuthService::class);
+        $this->userManager = new UserManager($this->authService);
+    }
+
+    public function testLoginSuccess()
+    {
+        $loginUser = 'john.doe@example.com';
+        $passwordUser = 'password123';
+        $mockUser = new User(1, "Doe", "John", $loginUser, $passwordUser, 'M', 1.80, 75, new \DateTime("1985-05-15"), new Coach());
+
+        $this->authService->expects($this->once())
+            ->method('login')
+            ->with($loginUser, $passwordUser)
+            ->willReturn($mockUser);
+
+        $result = $this->userManager->login($loginUser, $passwordUser);
+
+        $this->assertTrue($result);
+        $this->assertSame($mockUser, $this->userManager->currentUser);
+    }
+
+    public function testLoginFailure()
+    {
+        $loginUser = 'john.doe@example.com';
+        $passwordUser = 'wrong_password';
+
+        // Configure authService to return null during login
+        $this->authService->expects($this->once())
+            ->method('login')
+            ->with($loginUser, $passwordUser)
+            ->willReturn(null);
+
+        // Ensure currentUser is null before attempting to access it
+        $this->assertNull($this->userManager->currentUser);
+
+        $result = $this->userManager->login($loginUser, $passwordUser);
+
+        $this->assertFalse($result);
+        $this->assertNull($this->userManager->currentUser);
+    }
+
+    public function testRegisterSuccess()
+    {
+        $loginUser = 'new.user@example.com';
+        $passwordUser = 'newpassword123';
+        $data = [
+            'nom' => 'New',
+            'prenom' => 'User',
+            'taille' => 1.75,
+            'poids' => 70,
+            'roleName' => 'Athlete',
+            'sexe' => 'M',
+        ];
+
+        $this->authService->expects($this->once())
+            ->method('register')
+            ->with($loginUser, $passwordUser, $data)
+            ->willReturn(true);
+
+        $result = $this->userManager->register($loginUser, $passwordUser, $data);
+
+        $this->assertTrue($result);
+    }
+    /* Manque les Exception
+    public function testRegisterValidationException(){
+        $loginUser = 'invalid.user@example.com';
+        $passwordUser = 'invalidpassword123';
+        $data = [
+            'nom' => 'Invalid',
+            'prenom' => 'User',
+            'taille' => 1.75,
+            'poids' => 70,
+            'roleName' => 'Athlete',
+            'sexe' => 'M',
+        ];
+
+        $this->expectException(\Exception::class);
+        $this->userManager->register($loginUser, $passwordUser, $data);
+    } 
+    */
+    /* Manque la fonction de déconnexion
+    public function testDeconnecterSuccess(){
+        $this->authService->expects($this->once())
+            ->method('logoutUser');
+
+        $result = $this->userManager->deconnecter();
+
+        $this->assertTrue($result);
+    }
+
+
+    public function testDeconnecterFailure(){
+        $this->authService->expects($this->once())
+            ->method('logoutUser');
+
+        $result = $this->userManager->deconnecter();
+
+        $this->assertFalse($result);
+    }
+*/
+}