Added placeholders for Part lots.

tests/Services/LabelSystem/LabelTextReplacerTest.php

@@ -21,6 +21,7 @@
 namespace App\Tests\Services\LabelSystem;
 
 use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
 use App\Services\AmountFormatter;
 use App\Services\LabelSystem\LabelTextReplacer;
 use PHPUnit\Framework\TestCase;
@@ -94,4 +95,18 @@ class LabelTextReplacerTest extends WebTestCase
     {
         $this->assertSame($expected, $this->service->replace($input, $this->target));
     }
+
+    /**
+     * Test if the part lot has the highest priority of all providers.
+     */
+    public function testPartLotPriority(): void
+    {
+        $part_lot = new PartLot();
+        $part_lot->setDescription('Test');
+        $part = new Part();
+        $part->setName('Part');
+        $part_lot->setPart($part);
+
+        $this->assertSame('Part', $this->service->handlePlaceholder('%%NAME%%', $part_lot));
+    }
 }

tests/Services/LabelSystem/PlaceholderProviders/PartLotProviderTest.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ * Copyright (C) 2019 - 2020 Jan Böhmer (https://github.com/jbtronics)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Tests\Services\LabelSystem\PlaceholderProviders;
+
+use App\Entity\Contracts\NamedElementInterface;
+use App\Entity\Parts\Part;
+use App\Entity\Parts\PartLot;
+use App\Entity\Parts\Storelocation;
+use App\Services\LabelSystem\PlaceholderProviders\NamedElementProvider;
+use App\Services\LabelSystem\PlaceholderProviders\PartLotProvider;
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+
+class PartLotProviderTest extends WebTestCase
+{
+    /** @var PartLotProvider */
+    protected $service;
+
+    protected $target;
+
+    public function setUp(): void
+    {
+        self::bootKernel();
+        \Locale::setDefault('en');
+        $this->service = self::$container->get(PartLotProvider::class);
+        $this->target = new PartLot();
+        $this->target->setDescription('Lot description');
+        $this->target->setComment('Lot comment');
+        $this->target->setExpirationDate(new \DateTime('1999-04-13'));
+        $this->target->setInstockUnknown(true);
+
+        $location = new Storelocation();
+        $location->setName('Location');
+        $location->setParent((new Storelocation())->setName('Parent'));
+        $this->target->setStorageLocation($location);
+
+        $part = new Part();
+        $part->setName('Part');
+        $part->setDescription('Part description');
+        $this->target->setPart($part);
+    }
+
+    public function dataProvider(): array
+    {
+        return [
+            ['unknown', '%%LOT_ID%%'],
+            ['Lot description', '%%LOT_NAME%%'],
+            ['Lot comment', '%%LOT_COMMENT%%'],
+            ['4/13/99', '%%EXPIRATION_DATE%%'],
+            ['?', '%%AMOUNT%%'],
+            ['Location', '%%LOCATION%%'],
+            ['Parent → Location', '%%LOCATION_FULL%%'],
+            //Test part inheritance
+            ['Part', '%%NAME%%'],
+            ['Part description', '%%DESCRIPTION%%'],
+        ];
+    }
+
+    /**
+     * @dataProvider dataProvider
+     */
+    public function testReplace(string $expected, string $placeholder): void
+    {
+        $this->assertSame($expected, $this->service->replace($placeholder, $this->target));
+    }
+}