5 * Copyright (c) 2002-2011, Sebastian Bergmann <sebastian@phpunit.de>.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * * Neither the name of Sebastian Bergmann nor the names of his
21 * contributors may be used to endorse or promote products derived
22 * from this software without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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38 * @subpackage Framework_Constraint
39 * @author Sebastian Bergmann <sebastian@phpunit.de>
40 * @copyright 2002-2011 Sebastian Bergmann <sebastian@phpunit.de>
41 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
42 * @link http://www.phpunit.de/
43 * @since File available since Release 3.0.0
47 * Constraint that asserts that the object it is evaluated for is an instance
50 * The expected class name is passed in the constructor.
53 * @subpackage Framework_Constraint
54 * @author Sebastian Bergmann <sebastian@phpunit.de>
55 * @copyright 2002-2011 Sebastian Bergmann <sebastian@phpunit.de>
56 * @license http://www.opensource.org/licenses/bsd-license.php BSD License
57 * @version Release: 3.5.14
58 * @link http://www.phpunit.de/
59 * @since Class available since Release 3.0.0
61 class PHPUnit_Framework_Constraint_IsInstanceOf extends PHPUnit_Framework_Constraint
69 * @param string $className
71 public function __construct($className)
73 $this->className = $className;
77 * Evaluates the constraint for parameter $other. Returns TRUE if the
78 * constraint is met, FALSE otherwise.
80 * @param mixed $other Value or object to evaluate.
83 public function evaluate($other)
85 return ($other instanceof $this->className);
89 * Creates the appropriate exception for the constraint which can be caught
90 * by the unit test system. This can be called if a call to evaluate()
93 * @param mixed $other The value passed to evaluate() which failed the
95 * @param string $description A string with extra description of what was
96 * going on while the evaluation failed.
97 * @param boolean $not Flag to indicate negation.
98 * @throws PHPUnit_Framework_ExpectationFailedException
100 public function fail($other, $description, $not = FALSE)
102 throw new PHPUnit_Framework_ExpectationFailedException(
104 '%sFailed asserting that %s is %san instance of class "%s".',
106 !empty($description) ? $description . "\n" : '',
107 PHPUnit_Util_Type::toString($other, TRUE),
116 * Returns a string representation of the constraint.
120 public function toString()
123 'is instance of class "%s"',