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<?php |
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/** |
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* ShouldPHP |
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* |
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* @author Gabriel Jacinto <[email protected]> |
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* @status dev |
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* @link https://github.com/GabrielJMJ/ShouldPHP |
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* @license MIT |
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*/ |
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namespace Gabrieljmj\Should\Assert\TheParameter\Have; |
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use Gabrieljmj\Should\Assert\TheParameter\AbstractParameterAssert; |
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use Gabrieljmj\Should\Options\TypeHinting; |
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class AcceptOnly extends AbstractParameterAssert |
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{ |
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private $paramStr = [ |
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TypeHinting::ARR => 'array', |
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TypeHinting::CALL => 'callable', |
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TypeHinting::VARIADIC => 'variadic', |
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TypeHinting::INSTANCE_OF => 'instance' |
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]; |
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/** |
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* @var string|array |
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*/ |
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private $type; |
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public function __construct($class, $method, $parameter, $type) |
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{ |
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parent::__construct($class, $method, $parameter); |
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$this->type = $type; |
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} |
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/** |
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* Executes the assert |
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* |
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* @return boolean |
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*/ |
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public function execute() |
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{ |
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$ref = new \ReflectionClass($this->class); |
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$method = $ref->getMethod($this->method); |
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$params = $method->getParameters(); |
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foreach ($params as $param) { |
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if ($param->getName() === $this->parameter) { |
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switch ($this->type) { |
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case TypeHinting::ARR: |
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return $param->isArray(); |
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case TypeHinting::CALL: |
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return $param->isCallable(); |
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case TypeHinting::VARIADIC: |
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return $param->isVariadic(); |
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case TypeHinting::INSTANCE_OF: |
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$class = $param->getClass(); |
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$className = $class === null ? null : $class->getName(); |
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return TypeHinting::$class === $className; |
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default: |
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throw new \Exception('The type of parameter specified is not valid: ' . $this->type); |
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} |
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} |
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} |
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return false; |
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} |
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/** |
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* Creates the fail message |
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* |
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* @return string |
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*/ |
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protected function createFailMessage() |
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{ |
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$class = is_object($this->class) ? get_class($this->class) : $this->class; |
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$error = 'only '; |
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if ($this->type === TypeHinting::INSTANCE_OF) { |
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$error .= 'instances of ' . TypeHinting::$class; |
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} else { |
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if ($this->type == TypeHinting::VARIADIC) { |
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$error = 'variadic'; |
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} else { |
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$error .= $this->paramStr[$this->type]; |
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} |
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} |
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return 'The parameter ' . $this->parameter . ' of method ' . $class . '::' . $this->method . ' should accept ' . $error . ', but does not'; |
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} |
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/** |
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* Returns the assert description |
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* |
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* @return string |
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*/ |
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public function getDescription() |
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{ |
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return 'Tests if certain parameter accept determined value type.'; |
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} |
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} |
GabrielJMJ /
ShouldPHP
