support different formats in user timesheet exports (#1222)

tests/Export/Timesheet/XlsxRendererTest.php

@@ -0,0 +1,53 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Export\Timesheet;
+
+use App\Export\Timesheet\XlsxRenderer;
+use Symfony\Component\HttpFoundation\BinaryFileResponse;
+
+/**
+ * @covers \App\Export\Base\XlsxRenderer
+ * @covers \App\Export\Base\AbstractSpreadsheetRenderer
+ * @covers \App\Export\Base\RendererTrait
+ * @covers \App\Export\Timesheet\XlsxRenderer
+ * @covers \App\Export\Timesheet\AbstractSpreadsheetRenderer
+ * @covers \App\Export\Timesheet\RendererTrait
+ * @group integration
+ */
+class XlsxRendererTest extends AbstractRendererTest
+{
+    public function testConfiguration()
+    {
+        $sut = $this->getAbstractRenderer(XlsxRenderer::class);
+
+        $this->assertEquals('xlsx', $sut->getId());
+    }
+
+    public function testRender()
+    {
+        $sut = $this->getAbstractRenderer(XlsxRenderer::class);
+
+        /** @var BinaryFileResponse $response */
+        $response = $this->render($sut);
+
+        $file = $response->getFile();
+        $this->assertEquals('application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', $response->headers->get('Content-Type'));
+        $this->assertEquals('attachment; filename=kimai-export.xlsx', $response->headers->get('Content-Disposition'));
+
+        $this->assertTrue(file_exists($file->getRealPath()));
+
+        ob_start();
+        $response->sendContent();
+        $content2 = ob_get_clean();
+        $this->assertNotEmpty($content2);
+
+        $this->assertFalse(file_exists($file->getRealPath()));
+    }
+}