Add feature tests for CSKH Excel import and database backup CLI commands

tests/Feature/ExportBackupTest.php

@@ -0,0 +1,55 @@
+<?php
+
+use App\Models\User;
+use App\Models\Product;
+use Illuminate\Support\Facades\File;
+
+uses(\Illuminate\Foundation\Testing\RefreshDatabase::class);
+
+test('export backup command exports database tables to json and writes manifest', function () {
+    // Create some data
+    User::factory()->count(3)->create();
+    Product::create(['name' => 'Sunrise Suite A1', 'status' => 'active']);
+    Product::create(['name' => 'Sunset Suite A2', 'status' => 'active']);
+
+    $backupPath = base_path('tests/Feature/backups_test');
+    
+    // Clean backup directory if it exists
+    if (File::isDirectory($backupPath)) {
+        File::deleteDirectory($backupPath);
+    }
+
+    // Run backup command
+    $this->artisan('app:export-backup', [
+        '--path' => $backupPath,
+        '--tables' => 'users,products',
+        '--pretty' => true
+    ])
+    ->assertExitCode(0);
+
+    // Verify backup folder created
+    $directories = File::directories($backupPath);
+    expect($directories)->toHaveCount(1);
+    
+    $backupDir = $directories[0];
+    
+    // Verify files created
+    expect(File::exists("{$backupDir}/manifest.json"))->toBeTrue();
+    expect(File::exists("{$backupDir}/users.json"))->toBeTrue();
+    expect(File::exists("{$backupDir}/products.json"))->toBeTrue();
+
+    // Verify manifest contents
+    $manifest = json_decode(File::get("{$backupDir}/manifest.json"), true);
+    expect($manifest['tables']['users'])->toBe(3);
+    expect($manifest['tables']['products'])->toBe(2);
+    expect($manifest['total_rows'])->toBe(5);
+
+    // Verify products contents
+    $productsJson = json_decode(File::get("{$backupDir}/products.json"), true);
+    expect($productsJson)->toHaveCount(2);
+    expect($productsJson[0]['name'])->toBe('Sunrise Suite A1');
+    expect($productsJson[1]['name'])->toBe('Sunset Suite A2');
+
+    // Clean up backup directory
+    File::deleteDirectory($backupPath);
+});