Gc\Datatype\Model::setPrevalueValue PHP Method

    public function setPrevalueValue($value)
    {
        if (is_string($value)) {
            $value = unserialize($value);
        }
        $this->setData('prevalue_value', $value);
        return $this;
    }

 /**
  * Test
  *
  * @return void
  */
 public function testSetPrevalueValue()
 {
     $this->object->setPrevalueValue('s:11:"string test";');
     $this->assertEquals('string test', $this->object->getPrevalueValue());
     $this->object->setPrevalueValue(array('array test'));
     $this->assertEquals(array('array test'), $this->object->getPrevalueValue());
 }