added annotation based exporter (#1831)

* added user exporter
* added project exporter
* added customer exporter
* added activity exporter

tests/Export/Spreadsheet/Extractor/MetaFieldExtractorTest.php

@@ -0,0 +1,66 @@
+<?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\Spreadsheet\Extractor;
+
+use App\Entity\Project;
+use App\Entity\ProjectMeta;
+use App\Event\ProjectMetaDisplayEvent;
+use App\Export\Spreadsheet\ColumnDefinition;
+use App\Export\Spreadsheet\Extractor\ExtractorException;
+use App\Export\Spreadsheet\Extractor\MetaFieldExtractor;
+use App\Repository\Query\ProjectQuery;
+use PHPUnit\Framework\TestCase;
+use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
+
+/**
+ * @covers \App\Export\Spreadsheet\Extractor\MetaFieldExtractor
+ * @covers \App\Export\Spreadsheet\Extractor\ExtractorException
+ */
+class MetaFieldExtractorTest extends TestCase
+{
+    public function testExtract()
+    {
+        $dispatcher = $this->createMock(EventDispatcherInterface::class);
+        $dispatcher->expects(self::once())->method('dispatch')->willReturnCallback(function (ProjectMetaDisplayEvent $event) {
+            $event->addField((new ProjectMeta())->setName('foo')->setIsVisible(true));
+            $event->addField((new ProjectMeta())->setName('no')->setIsVisible(false));
+            $event->addField((new ProjectMeta())->setName('bar')->setIsVisible(true));
+        });
+
+        $sut = new MetaFieldExtractor($dispatcher);
+
+        $event = new ProjectMetaDisplayEvent(new ProjectQuery(), 'somewhere');
+
+        $columns = $sut->extract($event);
+
+        self::assertIsArray($columns);
+        self::assertCount(2, $columns);
+
+        foreach ($columns as $column) {
+            self::assertInstanceOf(ColumnDefinition::class, $column);
+        }
+
+        $definition = $columns[1];
+        self::assertEquals('bar', $definition->getLabel());
+        self::assertEquals('string', $definition->getType());
+        self::assertEquals('tralalalala', \call_user_func($definition->getAccessor(), (new Project())->setMetaField((new ProjectMeta())->setName('bar')->setValue('tralalalala'))));
+    }
+
+    public function testCheckType()
+    {
+        $dispatcher = $this->createMock(EventDispatcherInterface::class);
+        $sut = new MetaFieldExtractor($dispatcher);
+
+        $this->expectException(ExtractorException::class);
+        $this->expectExceptionMessage('MetaFieldExtractor needs a MetaDisplayEventInterface instance for work');
+
+        $sut->extract(new \stdClass());
+    }
+}