added export/ bulk action export and import feature test for invoices..

tests/Feature/Sales/CustomersTest.php

@@ -155,7 +155,7 @@ class CustomersTest extends FeatureTestCase
 
         $this->loginAs()
             ->post(
-                route('bulk-actions.action', ['group' => 'purchases', 'type' => 'customers']),
+                route('bulk-actions.action', ['group' => 'sales', 'type' => 'customers']),
                 ['handle' => 'export', 'selected' => [$customers->random()->id]]
             )
             ->assertStatus(200);

tests/Feature/Sales/InvoicesTest.php

@@ -2,8 +2,11 @@
 
 namespace Tests\Feature\Sales;
 
+use App\Exports\Sales\Invoices as Export;
 use App\Jobs\Document\CreateDocument;
 use App\Models\Document\Document;
+use Illuminate\Http\UploadedFile;
+use Illuminate\Support\Facades\File;
 use Tests\Feature\FeatureTestCase;
 
 class InvoicesTest extends FeatureTestCase
@@ -115,6 +118,69 @@ class InvoicesTest extends FeatureTestCase
         ]);
     }
 
+    public function testItShouldExportInvoices()
+    {
+        $count = 5;
+        Document::factory()->invoice()->count($count)->create();
+
+        \Excel::fake();
+
+        $this->loginAs()
+            ->get(route('invoices.export'))
+            ->assertStatus(200);
+
+        \Excel::assertDownloaded(
+            \Str::filename(trans_choice('general.invoices', 2)) . '.xlsx',
+            function (Export $export) use ($count) {
+                // Assert that the correct export is downloaded.
+                return $export->sheets()['invoices']->collection()->count() === $count;
+            }
+        );
+    }
+
+    public function testItShouldExportSelectedInvoices()
+    {
+        $count = 5;
+        $invoices = Document::factory()->invoice()->count($count)->create();
+
+        \Excel::fake();
+
+        $this->loginAs()
+            ->post(
+                route('bulk-actions.action', ['group' => 'sales', 'type' => 'invoices']),
+                ['handle' => 'export', 'selected' => [$invoices->random()->id]]
+            )
+            ->assertStatus(200);
+
+        \Excel::assertDownloaded(
+            \Str::filename(trans_choice('general.invoices', 2)) . '.xlsx',
+            function (Export $export) {
+                return $export->sheets()['invoices']->collection()->count() === 1;
+            }
+        );
+    }
+
+    public function testItShouldImportInvoices()
+    {
+        \Excel::fake();
+
+        $this->loginAs()
+            ->post(
+                route('invoices.import'),
+                [
+                    'import' => UploadedFile::fake()->createWithContent(
+                        'invoices.xlsx',
+                        File::get(public_path('files/import/invoices.xlsx'))
+                    ),
+                ]
+            )
+            ->assertStatus(200);
+
+        \Excel::assertImported('invoices.xlsx');
+
+        $this->assertFlashLevel('success');
+    }
+
     public function getRequest($recurring = false)
     {
         $factory = Document::factory();