Add an inline template loader.

This loader is awesome for micro-frameworks such as Silex :)

test/Mustache/Test/Loader/InlineLoaderTest.php

@@ -0,0 +1,56 @@
+<?php
+
+/*
+ * This file is part of Mustache.php.
+ *
+ * (c) 2012 Justin Hileman
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+/**
+ * @group unit
+ */
+class Mustache_Test_Loader_InlineLoaderTest extends PHPUnit_Framework_TestCase
+{
+    public function testLoadTemplates()
+    {
+        $loader = new Mustache_Loader_InlineLoader(__FILE__, __COMPILER_HALT_OFFSET__);
+        $this->assertEquals('{{ foo }}', $loader->load('foo'));
+        $this->assertEquals('{{#bar}}BAR{{/bar}}', $loader->load('bar'));
+    }
+
+    /**
+     * @expectedException Mustache_Exception_UnknownTemplateException
+     */
+    public function testMissingTemplatesThrowExceptions()
+    {
+        $loader = new Mustache_Loader_InlineLoader(__FILE__, __COMPILER_HALT_OFFSET__);
+        $loader->load('not_a_real_template');
+    }
+
+    /**
+     * @expectedException Mustache_Exception_InvalidArgumentException
+     */
+    public function testInvalidOffsetThrowsException()
+    {
+        $loader = new Mustache_Loader_InlineLoader(__FILE__, 'notanumber');
+    }
+
+    /**
+     * @expectedException Mustache_Exception_InvalidArgumentException
+     */
+    public function testInvalidFileThrowsException()
+    {
+        $loader = new Mustache_Loader_InlineLoader('notarealfile', __COMPILER_HALT_OFFSET__);
+    }
+}
+
+__halt_compiler();
+
+@@ foo
+{{ foo }}
+
+@@ bar
+{{#bar}}BAR{{/bar}}