Copy Container trait (from core-bundle)

Symfony/DependencyInjection/Container/ContainerTrait.php

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+<?php
+
+/*
+ * This file is part of the datatables-bundle package.
+ *
+ * (c) 2018 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Bundle\DataTablesBundle\Symfony\DependencyInjection\Container;
+
+use Psr\Container\ContainerInterface;
+
+/**
+ * Container trait.
+ *
+ * @author webeweb <https://github.com/webeweb>
+ * @package WBW\Bundle\DataTablesBundle\Symfony\DependencyInjection\Container
+ */
+trait ContainerTrait {
+
+    /**
+     * Container.
+     *
+     * @var ContainerInterface|null
+     */
+    private $container;
+
+    /**
+     * Get the container.
+     *
+     * @return ContainerInterface|null Returns the container.
+     */
+    public function getContainer(): ?ContainerInterface {
+        return $this->container;
+    }
+
+    /**
+     * Set the container.
+     *
+     * @param ContainerInterface|null $container The container.
+     * @return self Returns this instance.
+     */
+    protected function setContainer(?ContainerInterface $container): self {
+        $this->container = $container;
+        return $this;
+    }
+}

Tests/Fixtures/Symfony/DependencyInjection/Container/TestContainerTrait.php

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+<?php
+
+/*
+ * This file is part of the datatables-bundle package.
+ *
+ * (c) 2018 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Bundle\DataTablesBundle\Tests\Fixtures\Symfony\DependencyInjection\Container;
+
+use WBW\Bundle\DataTablesBundle\Symfony\DependencyInjection\Container\ContainerTrait;
+
+/**
+ * Test container trait.
+ *
+ * @author webeweb <https://github.com/webeweb>
+ * @package WBW\Bundle\DataTablesBundle\Tests\Fixtures\Symfony\DependencyInjection\Container
+ */
+class TestContainerTrait {
+
+    use ContainerTrait {
+        setContainer as public;
+    }
+}

Tests/Symfony/DependencyInjection/Container/ContainerTraitTest.php

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+<?php
+
+/*
+ * This file is part of the datatables-bundle package.
+ *
+ * (c) 2018 WEBEWEB
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace WBW\Bundle\DataTablesBundle\Tests\Symfony\DependencyInjection\Container;
+
+use WBW\Bundle\DataTablesBundle\Tests\AbstractTestCase;
+use WBW\Bundle\DataTablesBundle\Tests\Fixtures\Symfony\DependencyInjection\Container\TestContainerTrait;
+
+/**
+ * Container trait test.
+ *
+ * @author webeweb <https://github.com/webeweb>
+ * @package WBW\Bundle\DataTablesBundle\Tests\Symfony\DependencyInjection\Container
+ */
+class ContainerTraitTest extends AbstractTestCase {
+
+    /**
+     * Test setContainer()
+     *
+     * @return void
+     */
+    public function testSetContainer(): void {
+
+        $obj = new TestContainerTrait();
+
+        $obj->setContainer($this->containerBuilder);
+        $this->assertSame($this->containerBuilder, $obj->getContainer());
+    }
+}