Forward calls to engine (#8)

Author: jasonvarga

src/DebugEngine.php

@@ -3,9 +3,12 @@
 namespace Pixelfear\ViewDebug;
 
 use Illuminate\Contracts\View\Engine;
+use Illuminate\Support\Traits\ForwardsCalls;
 
 class DebugEngine implements Engine
 {
+    use ForwardsCalls;
+
     protected $engine;
 
     public function __construct($engine)
@@ -21,4 +24,9 @@ public function get($path, $data = [])
             $path
         ]);
     }
+
+    public function __call($method, $parameters)
+    {
+        return $this->forwardDecoratedCallTo($this->engine, $method, $parameters);
+    }
 }

tests/DebugEngineTest.php

@@ -0,0 +1,50 @@
+<?php
+
+namespace Tests;
+
+use BadMethodCallException;
+use Illuminate\Contracts\View\Engine;
+use Mockery;
+use Pixelfear\ViewDebug\DebugEngine;
+
+class DebugEngineTest extends TestCase
+{
+    /** @test */
+    public function it_forwards_calls_to_engine()
+    {
+        $mock = Mockery::mock(Engine::class);
+        $mock->shouldReceive('foo')->with('bar')->andReturn('baz');
+
+        $engine = new DebugEngine($mock);
+
+        $this->assertEquals('baz', $engine->foo('bar'));
+    }
+
+    /** @test */
+    public function it_forwards_calls_to_engine_and_allows_fluency()
+    {
+        $mock = Mockery::mock(Engine::class);
+        $mock->shouldReceive('foo')->with('bar')->andReturnSelf();
+
+        $engine = new DebugEngine($mock);
+
+        $this->assertSame($engine, $engine->foo('bar'));
+    }
+
+    /** @test */
+    public function it_throw_bad_method_call_exception()
+    {
+        $this->expectException(BadMethodCallException::class);
+        $this->expectExceptionMessage('Call to undefined method Pixelfear\\ViewDebug\\DebugEngine::foo()');
+
+        $mock = Mockery::mock(Engine::class);
+        $mock->shouldReceive('foo')->with('bar')->andThrow(
+            BadMethodCallException::class,
+            'Call to undefined method '.get_class($mock).'::foo()'
+        );
+
+        $engine = new DebugEngine($mock);
+
+        $engine->foo('bar');
+    }
+}