logging-addSubscriber-003.phpt
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logging-addSubscriber-003.phpt
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	--TEST--
	MongoDB\Driver\Monitoring\addSubscriber(): Adding the same logger multiple times is a NOP
	--FILE--
	<?php
	require_once __DIR__ . "/../utils/basic.inc";

	use MongoDB\Driver\Monitoring\LogSubscriber;
	use function MongoDB\Driver\Monitoring\addSubscriber;
	use function MongoDB\Driver\Monitoring\mongoc_log;

	class MyLogger implements LogSubscriber
	{
	public function log(int $level, string $domain, string $message): void
	{
	printf("%d: %s: %s\n", $level, $domain, $message);
	}
	}

	$logger = new MyLogger;
	addSubscriber($logger);

	mongoc_log(LogSubscriber::LEVEL_ERROR, 'domain', 'error');
	mongoc_log(LogSubscriber::LEVEL_CRITICAL, 'domain', 'critical');
	mongoc_log(LogSubscriber::LEVEL_WARNING, 'domain', 'warning');

	addSubscriber($logger);

	mongoc_log(LogSubscriber::LEVEL_MESSAGE, 'domain', 'message');
	mongoc_log(LogSubscriber::LEVEL_INFO, 'domain', 'info');
	mongoc_log(LogSubscriber::LEVEL_DEBUG, 'domain', 'debug');

	?>
	===DONE===
	<?php exit(0); ?>
	--EXPECT--
	0: domain: error
	1: domain: critical
	2: domain: warning
	3: domain: message
	4: domain: info
	5: domain: debug
	===DONE===