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	fix a bug with helpers and add a test for that
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				@ -47,7 +47,7 @@ class Helpers
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     * Create new helper container class
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     *
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     * @param array      $helpers  array of name=>$value helpers
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     * @param array|bool $defaults add defaults helper (if, unless, each,with)
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     * @param array|bool $defaults add defaults helper (if, unless, each,with, bindAttr)
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     *
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     * @throws \InvalidArgumentException when $helpers is not an array
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     * (or traversable) or helper is not a callable
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@ -64,7 +64,7 @@ class Helpers
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                );
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            }
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            foreach ($helpers as $name => $helper) {
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                $this->add($name, $helpers);
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                $this->add($name, $helper);
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            }
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        }
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    }
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@ -113,4 +113,17 @@ class HandlebarsTest extends \PHPUnit_Framework_TestCase
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            ),
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        );
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    }
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    /**
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     * Management helpers
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     */
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    public function testHelpersManagement()
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    {
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        $helpers = new \Handlebars\Helpers(array('test'=> function(){}), false);
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        $engine = new \Handlebars\Handlebars(['helpers' => $helpers]);
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        $this->assertTrue(is_callable($engine->getHelper('test')));
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        $this->assertTrue($engine->hasHelper('test'));
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        $engine->removeHelper('test');
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        $this->assertFalse($engine->hasHelper('test'));
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    }
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}
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