getIsActive() returns true when socket is not connected

[rendong237]

What steps will reproduce the problem?

public function getIsActive()
{
        return ArrayHelper::getValue($this->_pool, "$this->hostname:$this->port") !== false;
}

if before open, invoke getIsActive() return true

if extend connection,require invoke getIsActive to check connection

What's expected?

false

What do you get instead?

true

Additional info

1. ArrayHelper::getValue($this->_pool, "$this->hostname:$this->port") is null
2. null !== false
3. return true

Q	A
Yii vesion	yii-redis 2.0.11
PHP version
Operating system

[samdark]

@rendong237 thanks for report. Do you want to fix and do a pull request?