PHP code example of matthiasnoback / behat-expect-exception

    
        
<?php
require_once('vendor/autoload.php');

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

    

matthiasnoback / behat-expect-exception example snippets

use Behat\Behat\Context\Context;
use BehatExpectException\ExpectException;

final class FeatureContext implements Context
{
    // Use this trait in your feature context:
    use ExpectException;

    /**
     * @When I try to make a reservation for :numberOfSeats seats
     */
    public function iTryToMakeAReservation(int $numberOfSeats): void
    {
        /* 
         * Catch an exception using $this->shouldFail().
         * If the code in the callable doesn't throw an exception, shouldFail()
         * itself will throw an ExpectedAnException exception.
         */
        
        $this->shouldFail(
            function () use ($numberOfSeats) {
                // This will throw a CouldNotMakeReservation exception:
                $this->reservationService()->makeReservation($numberOfSeats);
            }
        );
    }

    /**
     * @Then I should see an error message saying: :message
     */
    public function confirmCaughtExceptionMatchesExpectedTypeAndMessage(string $message): void
    {
        $this->assertCaughtExceptionMatches(
            CouldNotMakeReservation::class,
            $message
        );
    }
    
    /**
     * @When I make a reservation for :numberOfSeats seats
     */
    public function iMakeAReservation(int $numberOfSeats): void
    {
        /*
         * Catch a possible exception using $this->mayFail().
         * If the code in the callable doesn't throw an exception,
         * then it's not a problem. mayFail() doesn't throw an
         * ExpectedAnException exception itself in that case.
         * You can still use assertCaughtExceptionMatches(), but
         * it will throw an ExpectedAnException if no exception was
         * caught. 
         */
        
        $this->mayFail(
            function () use ($numberOfSeats) {
                // This might throw a CouldNotMakeReservation exception:
                $this->reservationService()->makeReservation($numberOfSeats);
            }
        );
    }
}