Initial commit

laravel/tests/Unit/LoginRequestTest.php

@@ -0,0 +1,138 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit;
+
+use App\Http\Requests\LoginRequest;
+use Illuminate\Support\Facades\Validator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Test;
+use Tests\TestCase;
+
+class LoginRequestTest extends TestCase
+{
+
+    private LoginRequest $request;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+        $this->request = new LoginRequest();
+    }
+
+    #[Test]
+    public function it_validates_correctly(): void
+    {
+        $data = [
+            'email' => 'test@example.com',
+            'password' => 'password123',
+        ];
+
+        $validator = Validator::make($data, $this->request->rules());
+
+        $this->assertTrue($validator->passes());
+    }
+
+    #[Test]
+    #[DataProvider('invalidEmailProvider')]
+    public function it_rejects_invalid_emails(string $invalidEmail): void
+    {
+        $data = [
+            'email' => $invalidEmail,
+            'password' => 'password123',
+        ];
+
+        $validator = Validator::make($data, $this->request->rules());
+
+        $this->assertFalse($validator->passes());
+        $this->assertTrue($validator->errors()->has('email'));
+    }
+
+    public static function invalidEmailProvider(): array
+    {
+        return [
+            ['invalid-email'],
+            ['invalid@'],
+            ['@example.com'],
+            ['invalid@.com'],
+            [''],
+        ];
+    }
+
+    #[Test]
+    #[DataProvider('validEmailProvider')]
+    public function it_accepts_valid_emails(string $validEmail): void
+    {
+        $data = [
+            'email' => $validEmail,
+            'password' => 'password123',
+        ];
+
+        $validator = Validator::make($data, $this->request->rules());
+
+        $this->assertTrue(
+            $validator->passes(),
+            "Email '$validEmail' should be valid"
+        );
+    }
+
+    public static function validEmailProvider(): array
+    {
+        return [
+            ['user@example.com'],
+            ['user.name@example.com'],
+            ['user+tag@example.com'],
+            ['user@sub.example.com'],
+            ['user@example.co.uk'],
+            ['user123@example.io'],
+        ];
+    }
+
+    #[Test]
+    public function it_requires_email_and_password(): void
+    {
+        $validator = Validator::make([], $this->request->rules(), $this->request->messages());
+
+        $this->assertFalse($validator->passes());
+        $this->assertTrue($validator->errors()->has('email'));
+        $this->assertTrue($validator->errors()->has('password'));
+
+        $this->assertEquals('Email is required', $validator->errors()->first('email'));
+        $this->assertEquals('Password is required', $validator->errors()->first('password'));
+    }
+
+    #[Test]
+    public function it_enforces_email_max_length(): void
+    {
+        $longEmail = str_repeat('a', 256).'@example.com';
+
+        $data = [
+            'email' => $longEmail,
+            'password' => 'password123',
+        ];
+
+        $validator = Validator::make($data, $this->request->rules());
+
+        $this->assertFalse($validator->passes());
+        $this->assertTrue($validator->errors()->has('email'));
+    }
+
+    #[Test]
+    public function it_allows_email_at_max_length(): void
+    {
+        $maxEmail = str_repeat('a', 240).'@example.com';
+
+        $data = [
+            'email' => $maxEmail,
+            'password' => 'password123',
+        ];
+
+        $validator = Validator::make($data, $this->request->rules());
+
+        $this->assertTrue(
+            $validator->passes(),
+            'Email at max length should be valid'
+        );
+    }
+}