# visualizer/2.2.0/vendor/phpoffice/phpexcel/unitTests/Classes/PHPExcel/AutoloaderTest.php

Visualizer – Tables & Charts Manager with Built-in AI Generator, version 2.2.0. 56 lines.

- Page: https://pluginprobe.com/plugins/visualizer/2.2.0/code/vendor/phpoffice/phpexcel/unitTests/Classes/PHPExcel/AutoloaderTest.php
- Raw: https://pluginprobe.com/plugins/visualizer/2.2.0/raw/vendor/phpoffice/phpexcel/unitTests/Classes/PHPExcel/AutoloaderTest.php
- Modified: 2017-08-16T12:43:24+00:00

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```php
<?php


class AutoloaderTest extends PHPUnit_Framework_TestCase
{

    public function setUp()
    {
        if (!defined('PHPEXCEL_ROOT'))
        {
            define('PHPEXCEL_ROOT', APPLICATION_PATH . '/');
        }
        require_once(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
    }

    public function testAutoloaderNonPHPExcelClass()
    {
        $className = 'InvalidClass';

        $result = PHPExcel_Autoloader::Load($className);
        //    Must return a boolean...
        $this->assertTrue(is_bool($result));
        //    ... indicating failure
        $this->assertFalse($result);
    }

    public function testAutoloaderInvalidPHPExcelClass()
    {
        $className = 'PHPExcel_Invalid_Class';

        $result = PHPExcel_Autoloader::Load($className);
        //    Must return a boolean...
        $this->assertTrue(is_bool($result));
        //    ... indicating failure
        $this->assertFalse($result);
    }

    public function testAutoloadValidPHPExcelClass()
    {
        $className = 'PHPExcel_IOFactory';

        $result = PHPExcel_Autoloader::Load($className);
        //    Check that class has been loaded
        $this->assertTrue(class_exists($className));
    }

    public function testAutoloadInstantiateSuccess()
    {
        $result = new PHPExcel_Calculation_Function(1,2,3);
        //    Must return an object...
        $this->assertTrue(is_object($result));
        //    ... of the correct type
        $this->assertTrue(is_a($result,'PHPExcel_Calculation_Function'));
    }

}
```