PHP code example of m50 / phpunit-expect

1. Go to this page and download the library: Download m50/phpunit-expect 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/ */

m50 / phpunit-expect example snippets




namespace Tests;

use Expect\Traits\Expect;
use PHPUnit\Framework\TestCase;

class Test extends TestCase
{
    use Expect;

    public function testAdd()
    {
        $this->expect(2 + 2)->toBe(4);
    }
}


class CustomerAssertTest extends TestCase
{
    use Expect;

    public function assertCustomer($customer, string $message = ''): void
    {
        // Do some assertion
    }

    public function testCustomer()
    {
        // Populate the $customer variable with a possible Customer
        $this->expect($customer)->toBeCustomer();
    }
}


public function testStringChain()
{
    $this->expect('Hello World')
        ->toLowerCase() // Converts a string all to lower case, to do case insensitive assertions.
        ->toStartWith('hello')
        ->toEndWith('world')
    ;
}


public function testProxiedCalls()
{
    $this->expect(['first' => 1, 'second' => 2])
        ->first->toBe(1)
        ->second->toBe(2)
    ;

    $class = new \stdClass();
    $class->first = 1;
    $class->second = 2;

    $this->expect($class)
        ->first->toBe(1)
        ->second->toBe(2)
    ;
}

public function testSequence()
{
    $this->expect(['first' => 1, 'second' => 2])->sequence(
        first: fn (Expectation $e) => $e->toBe(1),
        second: fn(Expectation $e) => $e->toBe(2),
    );

    $class = new \stdClass();
    $class->first = 1;
    $class->second = 2;
}


public function testAdd()
{
    $this->expect(2 + 2)->not->toEqual(4);

    // Or you can use the function, if you prefer.
    $this->expect(2 + 2)->not()->toEqual(4);
}