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<?php
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/*
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 * This file is part of PHPUnit.
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 *
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 * (c) Sebastian Bergmann <sebastian@phpunit.de>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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class PHPUnit_Framework_Constraint_Exception extends PHPUnit_Framework_Constraint
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{
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    /**
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     * @var string
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     */
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    protected $className;
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    /**
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     * @param string $className
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     */
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    public function __construct($className)
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    {
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        parent::__construct();
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        $this->className = $className;
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    }
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    /**
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     * Evaluates the constraint for parameter $other. Returns true if the
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     * constraint is met, false otherwise.
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     *
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     * @param mixed $other Value or object to evaluate.
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     *
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     * @return bool
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     */
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    protected function matches($other)
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    {
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        return $other instanceof $this->className;
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    }
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    /**
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     * Returns the description of the failure
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     *
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     * The beginning of failure messages is "Failed asserting that" in most
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     * cases. This method should return the second part of that sentence.
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     *
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     * @param mixed $other Evaluated value or object.
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     *
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     * @return string
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     */
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    protected function failureDescription($other)
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    {
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        if ($other !== null) {
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            $message = '';
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            if ($other instanceof Exception || $other instanceof Throwable) {
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                $message = '. Message was: "' . $other->getMessage() . '" at'
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                        . "\n" . PHPUnit_Util_Filter::getFilteredStacktrace($other);
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            }
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            return sprintf(
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                'exception of type "%s" matches expected exception "%s"%s',
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                get_class($other),
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                $this->className,
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                $message
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            );
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        }
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        return sprintf(
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            'exception of type "%s" is thrown',
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            $this->className
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        );
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    }
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    /**
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     * Returns a string representation of the constraint.
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     *
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     * @return string
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     */
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    public function toString()
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    {
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        return sprintf(
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            'exception of type "%s"',
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            $this->className
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        );
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    }
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}