Added Twig template renderer, closes #338

1 files changed, 60 insertions, 0 deletions

diff --git a/tests/Unit/Renderer/TwigEngineTest.php b/tests/Unit/Renderer/TwigEngineTest.php
new file mode 100644
index 00000000..9d0618f1
--- /dev/null
+++ b/tests/Unit/Renderer/TwigEngineTest.php
@@ -0,0 +1,60 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Renderer;
+
+use Engelsystem\Renderer\TwigEngine;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+use Twig_Environment as Twig;
+use Twig_LoaderInterface as LoaderInterface;
+
+class TwigEngineTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Renderer\TwigEngine::__construct
+     * @covers \Engelsystem\Renderer\TwigEngine::get
+     */
+    public function testGet()
+    {
+        /** @var Twig|MockObject $twig */
+        $twig = $this->createMock(Twig::class);
+
+        $path = 'foo.twig';
+        $data = ['lorem' => 'ipsum'];
+
+        $twig->expects($this->once())
+            ->method('render')
+            ->with($path, $data)
+            ->willReturn('LoremIpsum!');
+
+        $engine = new TwigEngine($twig);
+        $return = $engine->get($path, $data);
+        $this->assertEquals('LoremIpsum!', $return);
+    }
+
+
+    /**
+     * @covers \Engelsystem\Renderer\TwigEngine::canRender
+     */
+    public function testCanRender()
+    {
+        /** @var Twig|MockObject $twig */
+        $twig = $this->createMock(Twig::class);
+        /** @var LoaderInterface|MockObject $loader */
+        $loader = $this->getMockForAbstractClass(LoaderInterface::class);
+
+        $path = 'foo.twig';
+
+        $twig->expects($this->once())
+            ->method('getLoader')
+            ->willReturn($loader);
+        $loader->expects($this->once())
+            ->method('exists')
+            ->with($path)
+            ->willReturn(true);
+
+        $engine = new TwigEngine($twig);
+        $return = $engine->canRender($path);
+        $this->assertTrue($return);
+    }
+}