/**
* Asserts that two values are equal.
*
* @param mixed $expected The first value to compare
* @param mixed $actual The second value to compare
* @param float $delta The allowed numerical distance between two values to
* consider them equal
* @param bool $canonicalize If set to TRUE, arrays are sorted before
* comparison
* @param bool $ignoreCase If set to TRUE, upper- and lowercasing is
* ignored when comparing string values
* @param array $processed
* @throws ComparisonFailure Thrown when the comparison
* fails. Contains information about the
* specific errors that lead to the failure.
*/
public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false, array &$processed = array())
{
if (get_class($actual) !== get_class($expected)) {
throw new ComparisonFailure($expected, $actual, $this->exporter->export($expected), $this->exporter->export($actual), false, sprintf('%s is not instance of expected class "%s".', $this->exporter->export($actual), get_class($expected)));
}
// don't compare twice to allow for cyclic dependencies
if (in_array(array($actual, $expected), $processed, true) || in_array(array($expected, $actual), $processed, true)) {
return;
}
$processed[] = array($actual, $expected);
// don't compare objects if they are identical
// this helps to avoid the error "maximum function nesting level reached"
// CAUTION: this conditional clause is not tested
if ($actual !== $expected) {
try {
parent::assertEquals($this->toArray($expected), $this->toArray($actual), $delta, $canonicalize, $ignoreCase, $processed);
} catch (ComparisonFailure $e) {
throw new ComparisonFailure($expected, $actual, substr_replace($e->getExpectedAsString(), get_class($expected) . ' Object', 0, 5), substr_replace($e->getActualAsString(), get_class($actual) . ' Object', 0, 5), false, 'Failed asserting that two objects are equal.');
}
}
}
/**
* @dataProvider customEqualityCmpDataProvider
*
* @param array $arr1
* @param array $arr2
* @param boolean $areEqual true if these two arrays should be considered as equal
*/
public function testCustomEqualityCompareFunction(array $arr1, array $arr2, $areEqual)
{
$this->assertEquals($areEqual, ArrayComparator::arraysHoldEqualElements($arr1, $arr2, function ($arr1Elem, $arr2Elem) {
return 2 * $arr1Elem === $arr2Elem;
}));
}
