smarty/tests/UnitTests/TemplateSource/ValueTests/Objects/ObjectVariableTest.php

<?php
/**
 * Smarty PHPunit tests object variables
 *

 * @author  Uwe Tews
 */

/**
 * class for object variable tests
 *
 * 
 * 
 *
 */
class ObjectVariableTest extends PHPUnit_Smarty
{
    public function setUp(): void
    {
        $this->setUpSmarty(__DIR__);
        $this->smarty->setForceCompile(true);
    }


    public function testInit()
    {
        $this->cleanDirs();
    }
    /**
     * test simple object variable
     */
    public function testObjectVariableOutput()
    {
        $object = new VariableObject;
        $tpl = $this->smarty->createTemplate('string:{$object->hello}');
        $tpl->assign('object', $object);
        $this->assertEquals('hello_world', $this->smarty->fetch($tpl));
    }

    /**
     * test simple object variable with variable property
     */
    public function testObjectVariableOutputVariableProperty()
    {
        $object = new VariableObject;
        $this->smarty->disableSecurity();
        $tpl = $this->smarty->createTemplate('string:{$p=\'hello\'}{$object->$p}');
        $tpl->assign('object', $object);
        $this->assertEquals('hello_world', $this->smarty->fetch($tpl));
    }

    /**
     * test simple object variable with method
     */
    public function testObjectVariableOutputMethod()
    {
        $object = new VariableObject;
        $tpl = $this->smarty->createTemplate('string:{$object->myhello()}');
        $tpl->assign('object', $object);
        $this->assertEquals('hello world', $this->smarty->fetch($tpl));
    }

    /**
     * test simple object variable with method
     */
    public function testObjectVariableOutputVariableMethod()
    {
        $object = new VariableObject;
        $this->smarty->disableSecurity();
        $tpl = $this->smarty->createTemplate('string:{$p=\'myhello\'}{$object->$p()}');
        $tpl->assign('object', $object);
        $this->assertEquals('hello world', $this->smarty->fetch($tpl));
    }

    /**
     * test  object variable in double quoted string
     */
    public function testObjectVariableOutputDoubleQuotes()
    {
        $object = new VariableObject;
        $tpl = $this->smarty->createTemplate('string:{"double quoted `$object->hello` okay"}');
        $tpl->assign('object', $object);
        $this->assertEquals('double quoted hello_world okay', $this->smarty->fetch($tpl));
    }

    /**
     * test  object variable in double quoted string as include name
     */
    public function testObjectVariableOutputDoubleQuotesInclude()
    {
        $object = new VariableObject;
        $tpl = $this->smarty->createTemplate('string:{include file="`$object->hello`_test.tpl"}');
        $tpl->assign('object', $object);
        $this->assertEquals('hello world', $this->smarty->fetch($tpl));
    }
}

Class VariableObject
{
    public $hello = 'hello_world';

    public function myhello()
    {
        return 'hello world';
    }
}