PHPSA\Variable::getType PHP Method

    public function getType()
    {
        return $this->type;
    }

 public function testModifyReferencedVariables()
 {
     $context = $this->getContext();
     /**
      * This variable is not needed for change
      */
     $variableAValue = 1;
     $variableAType = CompiledExpression::INTEGER;
     $context->addVariable($variableA = new Variable('a', $variableAValue, $variableAType));
     /**
      * $b = true;
      */
     $context->addVariable($variableB = new Variable('b', true, CompiledExpression::BOOLEAN));
     /**
      * $c = &$b;
      */
     $variableC = new Variable('c');
     $variableC->setReferencedTo($variableB);
     $context->addVariable($variableC);
     $newType = CompiledExpression::INTEGER;
     $newValue = 55;
     /**
      * $b = {$newValue};
      * After it variable $c will change type and value
      */
     $context->modifyReferencedVariables($variableB, $newType, $newValue);
     self::assertSame($newValue, $variableC->getValue());
     self::assertSame($newType, $variableC->getType());
     /**
      * Assert that variable $a was not changed
      */
     self::assertSame($variableAValue, $variableA->getValue());
     self::assertSame($variableAType, $variableA->getType());
 }