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Sending impression event when feature is disabled for variation #114

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merged 1 commit into from
Jun 19, 2018
Merged

Sending impression event when feature is disabled for variation #114

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16 changes: 6 additions & 10 deletions src/Optimizely/Optimizely.php
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,7 @@
use Optimizely\DecisionService\DecisionService;
use Optimizely\DecisionService\FeatureDecision;
use Optimizely\Entity\Experiment;
use Optimizely\Entity\FeatureFlag;
use Optimizely\Entity\FeatureVariable;
use Optimizely\Entity\Rollout;
use Optimizely\Logger\DefaultLogger;
use Optimizely\ErrorHandler\ErrorHandlerInterface;
use Optimizely\ErrorHandler\NoOpErrorHandler;
Expand All @@ -38,7 +36,6 @@
use Optimizely\Notification\NotificationCenter;
use Optimizely\Notification\NotificationType;
use Optimizely\UserProfile\UserProfileServiceInterface;
use Optimizely\Utils\EventTagUtils;
use Optimizely\Utils\Validator;
use Optimizely\Utils\VariableTypeUtils;

Expand Down Expand Up @@ -502,20 +499,19 @@ public function isFeatureEnabled($featureFlagKey, $userId, $attributes = null)
$experiment = $decision->getExperiment();
$variation = $decision->getVariation();

if (is_null($variation) || !$variation->getFeatureEnabled()) {
$this->_logger->log(Logger::INFO, "Feature Flag '{$featureFlagKey}' is not enabled for user '{$userId}'.");
return false;
}

if ($decision->getSource() == FeatureDecision::DECISION_SOURCE_EXPERIMENT) {
$this->sendImpressionEvent($experiment->getKey(), $variation->getKey(), $userId, $attributes);
} else {
$this->_logger->log(Logger::INFO, "The user '{$userId}' is not being experimented on Feature Flag '{$featureFlagKey}'.");
}

$this->_logger->log(Logger::INFO, "Feature Flag '{$featureFlagKey}' is enabled for user '{$userId}'.");
if ($variation->getFeatureEnabled()) {
$this->_logger->log(Logger::INFO, "Feature Flag '{$featureFlagKey}' is enabled for user '{$userId}'.");
return true;
}

return true;
$this->_logger->log(Logger::INFO, "Feature Flag '{$featureFlagKey}' is not enabled for user '{$userId}'.");
return false;
}

/**
Expand Down
10 changes: 8 additions & 2 deletions tests/OptimizelyTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -2087,8 +2087,9 @@ public function testIsFeatureEnabledGivenFeatureExperimentAndFeatureEnabledIsFal
->method('getVariationForFeature')
->will($this->returnValue($expected_decision));

$optimizelyMock->expects($this->never())
->method('sendImpressionEvent');
$optimizelyMock->expects($this->exactly(1))
->method('sendImpressionEvent')
->with('test_experiment_double_feature', 'variation', 'user_id', []);

$this->loggerMock->expects($this->at(0))
->method('log')
Expand Down Expand Up @@ -2188,7 +2189,12 @@ public function testIsFeatureEnabledGivenFeatureRolloutAndFeatureEnabledIsFalse(
$optimizelyMock->expects($this->never())
->method('sendImpressionEvent');

// confirm log messages seen
$this->loggerMock->expects($this->at(0))
->method('log')
->with(Logger::INFO, "The user 'user_id' is not being experimented on Feature Flag 'boolean_single_variable_feature'.");

$this->loggerMock->expects($this->at(1))
->method('log')
->with(Logger::INFO, "Feature Flag 'boolean_single_variable_feature' is not enabled for user 'user_id'.");

Expand Down