public function testAddCustomTracer()
{
$functionName = 'bar';
$result = true;
$handler = $this->getHandlerSpy('newrelic_add_custom_tracer', array($functionName), $result);
$agent = new Newrelic(false, $handler);
$this->assertSame($result, $agent->addCustomTracer($functionName));
}
/**
* API equivalent of the newrelic.transaction_tracer.custom setting. It allows you to add user defined functions or
* methods to the list to be instrumented. Internal PHP functions cannot have custom tracing.
*
* NOTE: $function_name should be in the format 'foo' or 'Foo::Bar' as a string, not the PHP callable array format.
*
* @param string $function_name
* @return mixed
* @static
*/
public static function addCustomTracer($function_name)
{
return \Intouch\Newrelic\Newrelic::addCustomTracer($function_name);
}