1 files changed, 152 insertions, 0 deletions
diff --git a/tests/Unit/HelpersTest.php b/tests/Unit/HelpersTest.php
new file mode 100644
index 00000000..d9782888
--- /dev/null
+++ b/tests/Unit/HelpersTest.php
@@ -0,0 +1,152 @@
+<?php
+
+namespace Engelsystem\Test\Config;
+
+use Engelsystem\Application;
+use Engelsystem\Config\Config;
+use Engelsystem\Container\Container;
+use Engelsystem\Http\Request;
+use Engelsystem\Renderer\Renderer;
+use Engelsystem\Routing\UrlGenerator;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\Session\Session;
+
+class HelpersTest extends TestCase
+{
+    /**
+     * @covers \app
+     */
+    public function testApp()
+    {
+        $class = new class
+        {
+        };
+
+        $appMock = $this->getAppMock('some.name', $class);
+
+        $this->assertEquals($appMock, app());
+        $this->assertEquals($class, app('some.name'));
+    }
+
+    /**
+     * @covers \config
+     */
+    public function testConfig()
+    {
+        $configMock = $this->getMockBuilder(Config::class)
+            ->getMock();
+
+        $this->getAppMock('config', $configMock);
+        $this->assertEquals($configMock, config());
+
+        $configMock->expects($this->once())
+            ->method('set')
+            ->with(['foo' => 'bar']);
+
+        $this->assertTrue(config(['foo' => 'bar']));
+
+        $configMock->expects($this->once())
+            ->method('get')
+            ->with('mail')
+            ->willReturn(['user' => 'FooBar']);
+
+        $this->assertEquals(['user' => 'FooBar'], config('mail'));
+    }
+
+    /**
+     * @covers \request
+     */
+    public function testRequest()
+    {
+        $requestMock = $this->getMockBuilder(Request::class)
+            ->getMock();
+
+        $this->getAppMock('request', $requestMock);
+        $this->assertEquals($requestMock, request());
+
+        $requestMock->expects($this->once())
+            ->method('input')
+            ->with('requestKey')
+            ->willReturn('requestValue');
+
+        $this->assertEquals('requestValue', request('requestKey'));
+    }
+
+    /**
+     * @covers \session
+     */
+    public function testSession()
+    {
+        $sessionMock = $this->getMockBuilder(Session::class)
+            ->getMock();
+
+        $this->getAppMock('session', $sessionMock);
+        $this->assertEquals($sessionMock, session());
+
+        $sessionMock->expects($this->once())
+            ->method('get')
+            ->with('someKey')
+            ->willReturn('someValue');
+
+        $this->assertEquals('someValue', session('someKey'));
+    }
+
+    /**
+     * @covers \view
+     */
+    public function testView()
+    {
+        $rendererMock = $this->getMockBuilder(Renderer::class)
+            ->getMock();
+
+        $this->getAppMock('renderer', $rendererMock);
+        $this->assertEquals($rendererMock, view());
+
+        $rendererMock->expects($this->once())
+            ->method('render')
+            ->with('template.name', ['template' => 'data'])
+            ->willReturn('rendered template');
+
+        $this->assertEquals('rendered template', view('template.name', ['template' => 'data']));
+    }
+
+    /**
+     * @covers \url
+     */
+    public function testUrl()
+    {
+        $urlGeneratorMock = $this->getMockBuilder(UrlGenerator::class)
+            ->getMock();
+
+        $this->getAppMock('routing.urlGenerator', $urlGeneratorMock);
+        $this->assertEquals($urlGeneratorMock, url());
+
+        $urlGeneratorMock->expects($this->once())
+            ->method('to')
+            ->with('foo/bar', ['param' => 'value'])
+            ->willReturn('http://lorem.ipsum/foo/bar?param=value');
+
+        $this->assertEquals('http://lorem.ipsum/foo/bar?param=value', url('foo/bar', ['param' => 'value']));
+    }
+
+    /**
+     * @param string $alias
+     * @param object $object
+     * @return Application|\PHPUnit_Framework_MockObject_MockObject
+     */
+    protected function getAppMock($alias, $object)
+    {
+        $appMock = $this->getMockBuilder(Container::class)
+            ->getMock();
+
+        $appMock->expects($this->atLeastOnce())
+            ->method('get')
+            ->with($alias)
+            ->willReturn($object);
+
+        /** @var $appMock Application */
+        Application::setInstance($appMock);
+
+        return $appMock;
+    }
+}