From bb3d16d273bb3e4552e4869dd22cb2c2d81f5387 Mon Sep 17 00:00:00 2001
From: Igor Scheller <igor.scheller@igorshp.de>
Date: Sun, 26 Aug 2018 02:54:52 +0200
Subject: Added Twig template renderer, closes #338

---
 tests/Unit/ApplicationTest.php                  |  1 +
 tests/Unit/Renderer/TwigEngineTest.php          | 60 +++++++++++++++++++++++
 tests/Unit/Renderer/TwigLoaderTest.php          | 31 ++++++++++++
 tests/Unit/Renderer/TwigServiceProviderTest.php | 63 +++++++++++++++++++++++++
 4 files changed, 155 insertions(+)
 create mode 100644 tests/Unit/Renderer/TwigEngineTest.php
 create mode 100644 tests/Unit/Renderer/TwigLoaderTest.php
 create mode 100644 tests/Unit/Renderer/TwigServiceProviderTest.php

(limited to 'tests/Unit')

diff --git a/tests/Unit/ApplicationTest.php b/tests/Unit/ApplicationTest.php
index 866eb957..012226b2 100644
--- a/tests/Unit/ApplicationTest.php
+++ b/tests/Unit/ApplicationTest.php
@@ -48,6 +48,7 @@ class ApplicationTest extends TestCase
         $this->assertTrue($app->has('path'));
         $this->assertTrue($app->has('path.config'));
         $this->assertTrue($app->has('path.lang'));
+        $this->assertTrue($app->has('path.views'));
 
         $this->assertEquals(realpath('.'), $app->path());
         $this->assertEquals(realpath('.') . '/config', $app->get('path.config'));
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);
+    }
+}
diff --git a/tests/Unit/Renderer/TwigLoaderTest.php b/tests/Unit/Renderer/TwigLoaderTest.php
new file mode 100644
index 00000000..e6867643
--- /dev/null
+++ b/tests/Unit/Renderer/TwigLoaderTest.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Renderer;
+
+use Engelsystem\Renderer\TwigLoader;
+use PHPUnit\Framework\TestCase;
+use ReflectionClass as Reflection;
+
+class TwigLoaderTest extends TestCase
+{
+    /**
+     * @covers \Engelsystem\Renderer\TwigLoader::findTemplate
+     */
+    public function testFindTemplate()
+    {
+        $loader = new TwigLoader();
+
+        $reflection = new Reflection(get_class($loader));
+        $property = $reflection->getProperty('cache');
+        $property->setAccessible(true);
+
+        $realPath = __DIR__ . '/Stub/foo.twig';
+        $property->setValue($loader, ['Stub/foo.twig' => $realPath]);
+
+        $return = $loader->findTemplate('Stub/foo.twig');
+        $this->assertEquals($realPath, $return);
+
+        $return = $loader->findTemplate('Stub/foo');
+        $this->assertEquals($realPath, $return);
+    }
+}
diff --git a/tests/Unit/Renderer/TwigServiceProviderTest.php b/tests/Unit/Renderer/TwigServiceProviderTest.php
new file mode 100644
index 00000000..ede6fae4
--- /dev/null
+++ b/tests/Unit/Renderer/TwigServiceProviderTest.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace Engelsystem\Test\Unit\Renderer;
+
+use Engelsystem\Renderer\TwigEngine;
+use Engelsystem\Renderer\TwigLoader;
+use Engelsystem\Renderer\TwigServiceProvider;
+use Engelsystem\Test\Unit\ServiceProviderTest;
+use PHPUnit\Framework\MockObject\MockObject;
+use Twig_Environment as Twig;
+use Twig_LoaderInterface as TwigLoaderInterface;
+
+class TwigServiceProviderTest extends ServiceProviderTest
+{
+    /**
+     * @covers \Engelsystem\Renderer\TwigServiceProvider::register
+     * @covers \Engelsystem\Renderer\TwigServiceProvider::registerTwigEngine
+     */
+    public function testRegister()
+    {
+        /** @var TwigEngine|MockObject $htmlEngine */
+        $twigEngine = $this->createMock(TwigEngine::class);
+        /** @var TwigLoader|MockObject $twigLoader */
+        $twigLoader = $this->createMock(TwigLoader::class);
+        /** @var Twig|MockObject $twig */
+        $twig = $this->createMock(Twig::class);
+
+        $app = $this->getApp(['make', 'instance', 'tag', 'get']);
+
+        $viewsPath = __DIR__ . '/Stub';
+
+        $app->expects($this->exactly(3))
+            ->method('make')
+            ->withConsecutive(
+                [TwigLoader::class, ['paths' => $viewsPath]],
+                [Twig::class],
+                [TwigEngine::class]
+            )->willReturnOnConsecutiveCalls(
+                $twigLoader,
+                $twig,
+                $twigEngine
+            );
+
+        $app->expects($this->exactly(4))
+            ->method('instance')
+            ->withConsecutive(
+                [TwigLoader::class, $twigLoader],
+                [TwigLoaderInterface::class, $twigLoader],
+                [Twig::class, $twig],
+                ['renderer.twigEngine', $twigEngine]
+            );
+
+        $app->expects($this->once())
+            ->method('get')
+            ->with('path.views')
+            ->willReturn($viewsPath);
+
+        $this->setExpects($app, 'tag', ['renderer.twigEngine', ['renderer.engine']]);
+
+        $serviceProvider = new TwigServiceProvider($app);
+        $serviceProvider->register();
+    }
+}
-- 
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