public function testAddLocationExtensionOverrideExample()
 {
     $adId = $this->testUtils->CreateTextAd($this->adGroupId);
     $extensionId = $this->testUtils->CreateLocationExtension($this->campaignId);
     AddLocationExtensionOverrideExample($this->user, $adId, $extensionId);
 }
    // Create operations.
    $operation = new AdExtensionOverrideOperation();
    $operation->operand = $adExtensionOverride;
    $operation->operator = 'ADD';
    $operations = array($operation);
    // Make the mutate request.
    $result = $adExtensionOverrideService->mutate($operations);
    // Display results.
    if (isset($result->value)) {
        foreach ($result->value as $adExtensionOverride) {
            print 'Ad extension override with ad id "' . $adExtensionOverride->adId . '", ad extension id "' . $adExtensionOverride->adExtension->id . '", and type "' . $adExtensionOverride->adExtension->AdExtensionType . "\" was added.\n";
        }
    } else {
        print "No ad extension overrides were added.\n";
    }
}
// Don't run the example if the file is being included.
if (__FILE__ != realpath($_SERVER['PHP_SELF'])) {
    return;
}
try {
    // Get AdWordsUser from credentials in "../auth.ini"
    // relative to the AdWordsUser.php file's directory.
    $user = new AdWordsUser();
    // Log every SOAP XML request and response.
    $user->LogAll();
    // Run the example.
    AddLocationExtensionOverrideExample($user, $adId, $campaignAdExtensionId);
} catch (Exception $e) {
    printf("An error has occurred: %s\n", $e->getMessage());
}