diff --git a/tests/Feature/MaintenanceResetDataTest.php b/tests/Feature/MaintenanceResetDataTest.php
new file mode 100644
index 0000000..3522723
--- /dev/null
+++ b/tests/Feature/MaintenanceResetDataTest.php
@@ -0,0 +1,193 @@
+<?php
+
+namespace Tests\Feature;
+
+use App\Models\AcademicYear;
+use App\Models\Department;
+use App\Models\DocumentType;
+use App\Models\SchoolClass;
+use App\Models\Student;
+use App\Models\StudentAchievement;
+use App\Models\StudentDocument;
+use App\Models\StudentExit;
+use App\Models\StudentGraduation;
+use App\Models\StudentTransfer;
+use App\Models\User;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Illuminate\Support\Facades\Hash;
+use Illuminate\Support\Facades\Storage;
+use Tests\TestCase;
+
+class MaintenanceResetDataTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_reset_data_index_shows_resolved_target_preview(): void
+    {
+        $admin = User::factory()->create([
+            'role' => 'admin',
+            'password' => Hash::make('secret-reset'),
+        ]);
+
+        $response = $this->actingAs($admin)->get(route('settings.reset-data.index'));
+
+        $response->assertOk();
+        $response->assertSee('Ikut dibersihkan', false);
+        $response->assertSee('Prestasi Siswa + file storage');
+        $response->assertSee('Arsip Kelulusan Siswa + file storage');
+        $response->assertSee('Pilih Semua');
+    }
+
+    public function test_reset_students_also_cleans_related_records_and_storage_files(): void
+    {
+        Storage::fake('public');
+
+        $admin = User::factory()->create([
+            'role' => 'admin',
+            'password' => Hash::make('secret-reset'),
+        ]);
+
+        $year = AcademicYear::create([
+            'name' => '2025/2026',
+            'start_year' => 2025,
+            'end_year' => 2026,
+            'is_active' => true,
+        ]);
+
+        $department = Department::create([
+            'name' => 'Rekayasa Perangkat Lunak',
+            'code' => 'RPL',
+        ]);
+
+        $class = SchoolClass::create([
+            'name' => 'X RPL 1',
+            'level' => 'X',
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'capacity' => 36,
+        ]);
+
+        $documentType = DocumentType::create([
+            'name' => 'Kartu Keluarga',
+            'code' => 'KK',
+            'description' => 'Dokumen keluarga',
+            'is_required' => true,
+        ]);
+
+        $student = Student::create([
+            'student_number' => 'S-9001',
+            'nisn' => '1234567890',
+            'full_name' => 'Siswa Reset Total',
+            'gender' => 'L',
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'class_id' => $class->id,
+            'status' => 'active',
+        ]);
+
+        \DB::table('student_parents')->insert([
+            'student_id' => $student->id,
+            'relation_type' => 'father',
+            'name' => 'Ayah Reset',
+            'created_at' => now(),
+            'updated_at' => now(),
+        ]);
+
+        \DB::table('student_academic_histories')->insert([
+            'student_id' => $student->id,
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'class_id' => $class->id,
+            'status' => 'active',
+            'start_date' => now()->toDateString(),
+            'is_current' => true,
+            'created_at' => now(),
+            'updated_at' => now(),
+        ]);
+
+        Storage::disk('public')->put('student-documents/sample.pdf', 'doc');
+        StudentDocument::create([
+            'student_id' => $student->id,
+            'document_type_id' => $documentType->id,
+            'file_name' => 'sample.pdf',
+            'file_path' => 'student-documents/sample.pdf',
+            'file_extension' => 'pdf',
+            'mime_type' => 'application/pdf',
+            'file_size' => 3,
+        ]);
+
+        Storage::disk('public')->put('student-achievements/certificates/cert.pdf', 'cert');
+        Storage::disk('public')->put('student-achievements/activity-photos/photo.jpg', 'photo');
+        StudentAchievement::create([
+            'student_id' => $student->id,
+            'achievement_name' => 'Juara 1',
+            'certificate_file' => 'student-achievements/certificates/cert.pdf',
+            'activity_photo' => 'student-achievements/activity-photos/photo.jpg',
+        ]);
+
+        Storage::disk('public')->put("student-exit-letters/{$student->id}/exit.pdf", 'exit');
+        StudentExit::create([
+            'student_id' => $student->id,
+            'full_name' => $student->full_name,
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'class_id' => $class->id,
+            'status' => 'dropped',
+            'exit_letter_file_name' => 'exit.pdf',
+            'exit_letter_file_path' => "student-exit-letters/{$student->id}/exit.pdf",
+            'exit_letter_mime_type' => 'application/pdf',
+            'exit_letter_file_size' => 4,
+        ]);
+
+        Storage::disk('public')->put("student-transfer-letters/{$student->id}/transfer.pdf", 'transfer');
+        StudentTransfer::create([
+            'student_id' => $student->id,
+            'full_name' => $student->full_name,
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'class_id' => $class->id,
+            'status' => 'transferred',
+            'transfer_letter_file_name' => 'transfer.pdf',
+            'transfer_letter_file_path' => "student-transfer-letters/{$student->id}/transfer.pdf",
+            'transfer_letter_mime_type' => 'application/pdf',
+            'transfer_letter_file_size' => 8,
+        ]);
+
+        Storage::disk('public')->put("student-graduation-documents/{$student->id}/skl/skl.pdf", 'skl');
+        StudentGraduation::create([
+            'student_id' => $student->id,
+            'full_name' => $student->full_name,
+            'academic_year_id' => $year->id,
+            'department_id' => $department->id,
+            'class_id' => $class->id,
+            'status' => 'graduated',
+            'skl_file_name' => 'skl.pdf',
+            'skl_file_path' => "student-graduation-documents/{$student->id}/skl/skl.pdf",
+            'skl_mime_type' => 'application/pdf',
+            'skl_file_size' => 3,
+        ]);
+
+        $response = $this->actingAs($admin)->post(route('settings.reset-data.execute'), [
+            'targets' => ['students'],
+            'admin_password' => 'secret-reset',
+        ]);
+
+        $response->assertRedirect(route('settings.reset-data.index'));
+
+        $this->assertDatabaseCount('students', 0);
+        $this->assertDatabaseCount('student_parents', 0);
+        $this->assertDatabaseCount('student_documents', 0);
+        $this->assertDatabaseCount('student_academic_histories', 0);
+        $this->assertDatabaseCount('student_achievements', 0);
+        $this->assertDatabaseCount('student_exits', 0);
+        $this->assertDatabaseCount('student_transfers', 0);
+        $this->assertDatabaseCount('student_graduations', 0);
+
+        Storage::disk('public')->assertMissing('student-documents/sample.pdf');
+        Storage::disk('public')->assertMissing('student-achievements/certificates/cert.pdf');
+        Storage::disk('public')->assertMissing('student-achievements/activity-photos/photo.jpg');
+        Storage::disk('public')->assertMissing("student-exit-letters/{$student->id}/exit.pdf");
+        Storage::disk('public')->assertMissing("student-transfer-letters/{$student->id}/transfer.pdf");
+        Storage::disk('public')->assertMissing("student-graduation-documents/{$student->id}/skl/skl.pdf");
+    }
+}