PHP code example of sergey-bel / phpinvariant

1. Go to this page and download the library: Download sergey-bel/phpinvariant library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

sergey-bel / phpinvariant example snippets


class IntegerInvariant extends BaseInvariant
{
    // run check method 10 times
    #[FinishRuns(10)]
    public function checkInteger()
    {
        // $x is a random integer in [50, 100]
        $x = $this->provider->integer(50, 100)->get();

        $this->assertTrue(is_integer($x));
        // fail when $x=100
        $this->assertLessOrEqual($x, 99);
        $this->assertGreaterOrEqual($x, 50);
    }
}


$this->provider
       ->string(5, 10)
       ->alphabetic()
       ->get();