LoggerTest.php

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<?php
namespace ‪TYPO3\CMS\Core\Tests\Unit\Log;
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
use ‪TYPO3\CMS\Core\Log\Logger;
use ‪TYPO3\CMS\Core\Log\LogLevel;
use ‪TYPO3\CMS\Core\Log\LogRecord;
use ‪TYPO3\CMS\Core\Log\Processor\NullProcessor;
use ‪TYPO3\CMS\Core\Log\Writer\NullWriter;
use TYPO3\TestingFramework\Core\Unit\UnitTestCase;
 
class ‪LoggerTest extends UnitTestCase
{
    public function ‪getNameGetsLoggerName()
    {
        $logger = new ‪Logger('test.core.log');
        $this->assertSame('test.core.log', $logger->getName());
    }
 
    public function ‪loggerDoesNotLogRecordsLessCriticalThanLogLevel()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::ERROR, $writer);
        // warning < error, thus must not be logged
        $logger->log(‪LogLevel::WARNING, 'test message');
        $this->assertAttributeEmpty('records', $writer);
    }
 
    public function ‪loggerReturnsItselfAfterLogging()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::DEBUG, $writer);
        $returnValue = $logger->log(‪LogLevel::WARNING, 'test message');
        $this->assertInstanceOf(Logger::class, $returnValue);
    }
 
    public function ‪loggerReturnsItselfAfterLoggingWithoutWriter()
    {
        $logger = new ‪Logger('test.core.log');
        $returnValue = $logger->log(‪LogLevel::WARNING, 'test message');
        $this->assertInstanceOf(Logger::class, $returnValue);
    }
 
    public function ‪loggerReturnsItselfAfterLoggingLessCritical()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::EMERGENCY, $writer);
        $returnValue = $logger->log(‪LogLevel::WARNING, 'test message');
        $this->assertInstanceOf(Logger::class, $returnValue);
    }
 
    public function ‪loggerCallsProcessor()
    {
        $component = 'test.core.log';
        $level = ‪LogLevel::DEBUG;
        $message = 'test';
        $logger = new ‪Logger($component);
        $processor = $this->getMockBuilder(NullProcessor::class)
            ->setMethods(['processLogRecord'])
            ->getMock();
        $processor->expects($this->once())->method('processLogRecord')->will($this->returnValue(new ‪LogRecord($component, $level, $message)));
        $logger->addProcessor($level, $processor);
        // we need a writer, otherwise we will not process log records
        $logger->addWriter($level, new ‪NullWriter());
        $logger->warning($message);
    }
 
    public function ‪loggerLogsRecord()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = $this->getMockBuilder(NullWriter::class)
            ->setMethods(['writeLog'])
            ->getMock();
        $writer->expects($this->once())->method('writeLog');
        $logger->addWriter(‪LogLevel::DEBUG, $writer);
        $logger->warning('test');
    }
 
    public function ‪loggerLogsRecordsAtLeastAsCriticalAsLogLevel()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::NOTICE, $writer);
        // notice == notice, thus must be logged
        $logger->log(‪LogLevel::NOTICE, 'test message');
        $this->assertAttributeNotEmpty('records', $writer);
    }
 
    public function ‪loggerLogsRecordsThroughShorthandMethodDataProvider()
    {
        return [
            ['emergency'],
            ['alert'],
            ['critical'],
            ['error'],
            ['warning'],
            ['notice'],
            ['info'],
            ['debug']
        ];
    }
 
    public function ‪loggerLogsRecordsThroughShorthandMethod($shorthandMethod)
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::DEBUG, $writer);
        call_user_func([$logger, $shorthandMethod], 'test message');
        $this->assertAttributeNotEmpty('records', $writer);
    }
 
    public function ‪loggerLogsRecordsMoreCriticalThanLogLevel()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::NOTICE, $writer);
        // warning > notice, thus must be logged
        $logger->log(‪LogLevel::WARNING, 'test message');
        $this->assertAttributeNotEmpty('records', $writer);
    }
 
    public function ‪addWriterAddsWriterToTheSpecifiedLevel()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::NOTICE, $writer);
        $writers = $logger->getWriters();
        $this->assertContains($writer, $writers[‪LogLevel::NOTICE]);
    }
 
    public function ‪addWriterAddsWriterAlsoToHigherLevelsThanSpecified()
    {
        $logger = new ‪Logger('test.core.log');
        $writer = new ‪Fixtures\WriterFixture();
        $logger->addWriter(‪LogLevel::NOTICE, $writer);
        $writers = $logger->getWriters();
        $this->assertContains($writer, $writers[‪LogLevel::EMERGENCY]);
    }
}