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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace PHPUnit\Framework\Constraint;
use function get_class;
use function is_object;
use PHPUnit\Framework\ActualValueIsNotAnObjectException;
use PHPUnit\Framework\ComparisonMethodDoesNotAcceptParameterTypeException;
use PHPUnit\Framework\ComparisonMethodDoesNotDeclareBoolReturnTypeException;
use PHPUnit\Framework\ComparisonMethodDoesNotDeclareExactlyOneParameterException;
use PHPUnit\Framework\ComparisonMethodDoesNotDeclareParameterTypeException;
use PHPUnit\Framework\ComparisonMethodDoesNotExistException;
use ReflectionNamedType;
use ReflectionObject;
/**
* @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
*/
final class ObjectEquals extends Constraint
{
/**
* @var object
*/
private $expected;
/**
* @var string
*/
private $method;
public function __construct(object $object, string $method = 'equals')
{
$this->expected = $object;
$this->method = $method;
}
public function toString(): string
{
return 'two objects are equal';
}
/**
* @throws ActualValueIsNotAnObjectException
* @throws ComparisonMethodDoesNotAcceptParameterTypeException
* @throws ComparisonMethodDoesNotDeclareBoolReturnTypeException
* @throws ComparisonMethodDoesNotDeclareExactlyOneParameterException
* @throws ComparisonMethodDoesNotDeclareParameterTypeException
* @throws ComparisonMethodDoesNotExistException
*/
protected function matches($other): bool
{
if (!is_object($other)) {
throw new ActualValueIsNotAnObjectException;
}
$object = new ReflectionObject($other);
if (!$object->hasMethod($this->method)) {
throw new ComparisonMethodDoesNotExistException(
get_class($other),
$this->method
);
}
/** @noinspection PhpUnhandledExceptionInspection */
$method = $object->getMethod($this->method);
if (!$method->hasReturnType()) {
throw new ComparisonMethodDoesNotDeclareBoolReturnTypeException(
get_class($other),
$this->method
);
}
$returnType = $method->getReturnType();
if (!$returnType instanceof ReflectionNamedType) {
throw new ComparisonMethodDoesNotDeclareBoolReturnTypeException(
get_class($other),
$this->method
);
}
if ($returnType->allowsNull()) {
throw new ComparisonMethodDoesNotDeclareBoolReturnTypeException(
get_class($other),
$this->method
);
}
if ($returnType->getName() !== 'bool') {
throw new ComparisonMethodDoesNotDeclareBoolReturnTypeException(
get_class($other),
$this->method
);
}
if ($method->getNumberOfParameters() !== 1 || $method->getNumberOfRequiredParameters() !== 1) {
throw new ComparisonMethodDoesNotDeclareExactlyOneParameterException(
get_class($other),
$this->method
);
}
$parameter = $method->getParameters()[0];
if (!$parameter->hasType()) {
throw new ComparisonMethodDoesNotDeclareParameterTypeException(
get_class($other),
$this->method
);
}
$type = $parameter->getType();
if (!$type instanceof ReflectionNamedType) {
throw new ComparisonMethodDoesNotDeclareParameterTypeException(
get_class($other),
$this->method
);
}
$typeName = $type->getName();
if ($typeName === 'self') {
$typeName = get_class($other);
}
if (!$this->expected instanceof $typeName) {
throw new ComparisonMethodDoesNotAcceptParameterTypeException(
get_class($other),
$this->method,
get_class($this->expected)
);
}
return $other->{$this->method}($this->expected);
}
protected function failureDescription($other): string
{
return $this->toString();
}
}
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