FunctionTest.php

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<?php
 
/*
 * This file is part of Twig.
 *
 * (c) Fabien Potencier
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
 
class Twig_Tests_Node_Expression_FunctionTest extends Twig_Test_NodeTestCase
{
    public function testConstructor()
    {
        $name = 'function';
        $args = new Twig_Node();
        $node = new Twig_Node_Expression_Function($name, $args, 1);
 
        $this->assertEquals($name, $node->getAttribute('name'));
        $this->assertEquals($args, $node->getNode('arguments'));
    }
 
    public function getTests()
    {
        $environment = new Twig_Environment($this->getMockBuilder('Twig_LoaderInterface')->getMock());
        $environment->addFunction(new Twig_SimpleFunction('foo', 'foo', array()));
        $environment->addFunction(new Twig_SimpleFunction('bar', 'bar', array('needs_environment' => true)));
        $environment->addFunction(new Twig_SimpleFunction('foofoo', 'foofoo', array('needs_context' => true)));
        $environment->addFunction(new Twig_SimpleFunction('foobar', 'foobar', array('needs_environment' => true, 'needs_context' => true)));
        $environment->addFunction(new Twig_SimpleFunction('barbar', 'twig_tests_function_barbar', array('is_variadic' => true)));
 
        $tests = array();
 
        $node = $this->createFunction('foo');
        $tests[] = array($node, 'foo()', $environment);
 
        $node = $this->createFunction('foo', array(new Twig_Node_Expression_Constant('bar', 1), new Twig_Node_Expression_Constant('foobar', 1)));
        $tests[] = array($node, 'foo("bar", "foobar")', $environment);
 
        $node = $this->createFunction('bar');
        $tests[] = array($node, 'bar($this->env)', $environment);
 
        $node = $this->createFunction('bar', array(new Twig_Node_Expression_Constant('bar', 1)));
        $tests[] = array($node, 'bar($this->env, "bar")', $environment);
 
        $node = $this->createFunction('foofoo');
        $tests[] = array($node, 'foofoo($context)', $environment);
 
        $node = $this->createFunction('foofoo', array(new Twig_Node_Expression_Constant('bar', 1)));
        $tests[] = array($node, 'foofoo($context, "bar")', $environment);
 
        $node = $this->createFunction('foobar');
        $tests[] = array($node, 'foobar($this->env, $context)', $environment);
 
        $node = $this->createFunction('foobar', array(new Twig_Node_Expression_Constant('bar', 1)));
        $tests[] = array($node, 'foobar($this->env, $context, "bar")', $environment);
 
        // named arguments
        $node = $this->createFunction('date', array(
            'timezone' => new Twig_Node_Expression_Constant('America/Chicago', 1),
            'date' => new Twig_Node_Expression_Constant(0, 1),
        ));
        $tests[] = array($node, 'twig_date_converter($this->env, 0, "America/Chicago")');
 
        // arbitrary named arguments
        $node = $this->createFunction('barbar');
        $tests[] = array($node, 'twig_tests_function_barbar()', $environment);
 
        $node = $this->createFunction('barbar', array('foo' => new Twig_Node_Expression_Constant('bar', 1)));
        $tests[] = array($node, 'twig_tests_function_barbar(null, null, array("foo" => "bar"))', $environment);
 
        $node = $this->createFunction('barbar', array('arg2' => new Twig_Node_Expression_Constant('bar', 1)));
        $tests[] = array($node, 'twig_tests_function_barbar(null, "bar")', $environment);
 
        $node = $this->createFunction('barbar', array(
            new Twig_Node_Expression_Constant('1', 1),
            new Twig_Node_Expression_Constant('2', 1),
            new Twig_Node_Expression_Constant('3', 1),
            'foo' => new Twig_Node_Expression_Constant('bar', 1),
        ));
        $tests[] = array($node, 'twig_tests_function_barbar("1", "2", array(0 => "3", "foo" => "bar"))', $environment);
 
        // function as an anonymous function
        if (PHP_VERSION_ID >= 50300) {
            $node = $this->createFunction('anonymous', array(new Twig_Node_Expression_Constant('foo', 1)));
            $tests[] = array($node, 'call_user_func_array($this->env->getFunction(\'anonymous\')->getCallable(), array("foo"))');
        }
 
        return $tests;
    }
 
    protected function createFunction($name, array $arguments = array())
    {
        return new Twig_Node_Expression_Function($name, new Twig_Node($arguments), 1);
    }
 
    protected function getEnvironment()
    {
        if (PHP_VERSION_ID >= 50300) {
            return include 'PHP53/FunctionInclude.php';
        }
 
        return parent::getEnvironment();
    }
}
 
function twig_tests_function_barbar($arg1 = null, $arg2 = null, array $args = array())
{
}