IsEmpty.php in Zircon Profile 8.0

File

vendor/phpunit/phpunit/src/Framework/Constraint/IsEmpty.php

<?php

/*
 * This file is part of PHPUnit.
 *
 * (c) Sebastian Bergmann <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

/**
 * Constraint that checks whether a variable is empty().
 *
 * @since Class available since Release 3.5.0
 */
class PHPUnit_Framework_Constraint_IsEmpty extends PHPUnit_Framework_Constraint {

  /**
   * Evaluates the constraint for parameter $other. Returns true if the
   * constraint is met, false otherwise.
   *
   * @param  mixed $other Value or object to evaluate.
   * @return bool
   */
  protected function matches($other) {
    if ($other instanceof Countable) {
      return count($other) === 0;
    }
    return empty($other);
  }

  /**
   * Returns a string representation of the constraint.
   *
   * @return string
   */
  public function toString() {
    return 'is empty';
  }

  /**
   * Returns the description of the failure
   *
   * The beginning of failure messages is "Failed asserting that" in most
   * cases. This method should return the second part of that sentence.
   *
   * @param  mixed  $other Evaluated value or object.
   * @return string
   */
  protected function failureDescription($other) {
    $type = gettype($other);
    return sprintf('%s %s %s', $type[0] == 'a' || $type[0] == 'o' ? 'an' : 'a', $type, $this
      ->toString());
  }

}

Classes

Name	Description
PHPUnit_Framework_Constraint_IsEmpty	Constraint that checks whether a variable is empty().