/**
* Evaluates the constraint for parameter $other
*
* If $returnResult is set to false (the default), an exception is thrown
* in case of a failure. null is returned otherwise.
*
* If $returnResult is true, the result of the evaluation is returned as
* a boolean value instead: true in case of success, false in case of a
* failure.
*
* @param mixed $other Value or object to evaluate.
* @param string $description Additional information about the test
* @param bool $returnResult Whether to return a result or throw an exception
* @return mixed
* @throws PHPUnit_Framework_ExpectationFailedException
*/
public function evaluate($other, $description = '', $returnResult = false)
{
$comparatorFactory = PHPUnit_Framework_ComparatorFactory::getDefaultInstance();
try {
$comparator = $comparatorFactory->getComparatorFor($other, $this->value);
$comparator->assertEquals($this->value, $other, $this->delta, $this->canonicalize, $this->ignoreCase);
} catch (PHPUnit_Framework_ComparisonFailure $f) {
if ($returnResult) {
return false;
}
throw new PHPUnit_Framework_ExpectationFailedException(trim($description . "\n" . $f->getMessage()), $f);
}
return true;
}
/**
* Returns the default instance.
*
* @return PHPUnit_Framework_ComparatorFactory
*/
public static function getDefaultInstance()
{
if (self::$defaultInstance === NULL) {
self::$defaultInstance = new PHPUnit_Framework_ComparatorFactory();
}
return self::$defaultInstance;
}
public function testUnregister()
{
$comparator = new TestClassComparator();
$factory = new PHPUnit_Framework_ComparatorFactory();
$factory->register($comparator);
$factory->unregister($comparator);
$a = new TestClass();
$b = new TestClass();
$expected = 'PHPUnit_Framework_Comparator_Object';
if (get_class($factory->getComparatorFor($a, $b)) != $expected) {
var_dump(get_class($factory->getComparatorFor($a, $b)));
$this->fail();
}
}
static function setUpBeforeClass()
{
\PHPUnit_Framework_ComparatorFactory::getDefaultInstance()->register(new \Tests\Testing\Comparator_ArrayEnumerable());
}
