From 8004515b673cd803efcc295c17c4b373007bf1a1 Mon Sep 17 00:00:00 2001
From: Luuk van den Ouweland <Luukvdo@users.noreply.github.com>
Date: Sat, 3 Feb 2018 18:08:38 +0100
Subject: [PATCH] Add first to Factory. (#31)

Add tests to ViewFactoryTest.
---
 src/Factory.php                               | 22 +++++++++++-
 .../string_blade_compiler/ViewFactoryTest.php | 36 +++++++++++++++++++
 2 files changed, 57 insertions(+), 1 deletion(-)

diff --git a/src/Factory.php b/src/Factory.php
index 3ed535c..0744164 100644
--- a/src/Factory.php
+++ b/src/Factory.php
@@ -11,7 +11,6 @@
 use Illuminate\Contracts\View\Factory as FactoryContract;
 use Illuminate\View\ViewName;
 use Illuminate\View\Engines\EngineResolver;
-use Wpb\String_Blade_Compiler\StringView;
 
 class Factory implements FactoryContract
 {
@@ -160,6 +159,27 @@ protected function makeStringView(array $view, $data=[])
         });
     }
 
+    /**
+     * Get the first view that actually exists from the given list.
+     *
+     * @param  array  $views
+     * @param  array   $data
+     * @param  array   $mergeData
+     * @return \Illuminate\Contracts\View\View|\Wpb\String_Blade_Compiler\StringView
+     */
+    public function first(array $views, $data = [], $mergeData = [])
+    {
+        $view = collect($views)->first(function ($view) {
+            return $this->exists($view);
+        });
+
+        if (! $view) {
+            throw new InvalidArgumentException('None of the views in the given array exist.');
+        }
+
+        return $this->make($view, $data, $mergeData);
+    }
+
     /**
     * Get the rendered content of the view based on a given condition.
     *
diff --git a/tests/string_blade_compiler/ViewFactoryTest.php b/tests/string_blade_compiler/ViewFactoryTest.php
index c70c036..bc78b64 100644
--- a/tests/string_blade_compiler/ViewFactoryTest.php
+++ b/tests/string_blade_compiler/ViewFactoryTest.php
@@ -39,6 +39,42 @@ public function testExistsPassesAndFailsViews()
         $this->assertTrue($factory->exists('bar'));
     }
 
+    public function testFirstCreatesNewViewInstanceWithProperPath()
+    {
+        unset($_SERVER['__test.view']);
+
+        $factory = $this->getFactory();
+        $factory->getFinder()->shouldReceive('find')->twice()->with('view')->andReturn('path.php');
+        $factory->getFinder()->shouldReceive('find')->once()->with('bar')->andThrow('InvalidArgumentException');
+        $factory->getEngineResolver()->shouldReceive('resolve')->once()->with('php')->andReturn($engine = m::mock(\Illuminate\Contracts\View\Engine::class));
+        $factory->getFinder()->shouldReceive('addExtension')->once()->with('php');
+        $factory->setDispatcher(new \Illuminate\Events\Dispatcher);
+        $factory->creator('view', function ($view) {
+            $_SERVER['__test.view'] = $view;
+        });
+        $factory->addExtension('php', 'php');
+        $view = $factory->first(['bar', 'view'], ['foo' => 'bar'], ['baz' => 'boom']);
+
+        $this->assertSame($engine, $view->getEngine());
+        $this->assertSame($_SERVER['__test.view'], $view);
+
+        unset($_SERVER['__test.view']);
+    }
+
+    /**
+     * @expectedException InvalidArgumentException
+     */
+    public function testFirstThrowsInvalidArgumentExceptionIfNoneFound()
+    {
+        $factory = $this->getFactory();
+        $factory->getFinder()->shouldReceive('find')->once()->with('view')->andThrow('InvalidArgumentException');
+        $factory->getFinder()->shouldReceive('find')->once()->with('bar')->andThrow('InvalidArgumentException');
+        $factory->getEngineResolver()->shouldReceive('resolve')->with('php')->andReturn($engine = m::mock(\Illuminate\Contracts\View\Engine::class));
+        $factory->getFinder()->shouldReceive('addExtension')->with('php');
+        $factory->addExtension('php', 'php');
+        $view = $factory->first(['bar', 'view'], ['foo' => 'bar'], ['baz' => 'boom']);
+    }
+
     public function testRenderEachCreatesViewForEachItemInArray()
     {
         $factory = m::mock('Wpb\String_Blade_Compiler\Factory[make]', $this->getFactoryArgs());