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<?php
/*
* This file is part of the Monolog package.
*
* (c) Jordi Boggiano <j.boggiano@seld.be>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Monolog\Handler;
use Monolog\TestCase;
use PHPUnit_Framework_Error_Deprecated;
/**
* @covers Monolog\Handler\RotatingFileHandler
*/
class RotatingFileHandlerTest extends TestCase
{
/**
* This var should be private but then the anonymous function
* in the `setUp` method won't be able to set it. `$this` cant't
* be used in the anonymous function in `setUp` because PHP 5.3
* does not support it.
*/
public $lastError;
public function setUp()
{
$dir = __DIR__.'/Fixtures';
chmod($dir, 0777);
if (!is_writable($dir)) {
$this->markTestSkipped($dir.' must be writable to test the RotatingFileHandler.');
}
$this->lastError = null;
$self = $this;
// workaround with &$self used for PHP 5.3
set_error_handler(function($code, $message) use (&$self) {
$self->lastError = array(
'code' => $code,
'message' => $message,
);
});
}
private function assertErrorWasTriggered($code, $message)
{
if (empty($this->lastError)) {
$this->fail(
sprintf(
'Failed asserting that error with code `%d` and message `%s` was triggered',
$code,
$message
)
);
}
$this->assertEquals($code, $this->lastError['code'], sprintf('Expected an error with code %d to be triggered, got `%s` instead', $code, $this->lastError['code']));
$this->assertEquals($message, $this->lastError['message'], sprintf('Expected an error with message `%d` to be triggered, got `%s` instead', $message, $this->lastError['message']));
}
public function testRotationCreatesNewFile()
{
touch(__DIR__.'/Fixtures/foo-'.date('Y-m-d', time() - 86400).'.rot');
$handler = new RotatingFileHandler(__DIR__.'/Fixtures/foo.rot');
$handler->setFormatter($this->getIdentityFormatter());
$handler->handle($this->getRecord());
$log = __DIR__.'/Fixtures/foo-'.date('Y-m-d').'.rot';
$this->assertTrue(file_exists($log));
$this->assertEquals('test', file_get_contents($log));
}
/**
* @dataProvider rotationTests
*/
public function testRotation($createFile, $dateFormat, $timeCallback)
{
touch($old1 = __DIR__.'/Fixtures/foo-'.date($dateFormat, $timeCallback(-1)).'.rot');
touch($old2 = __DIR__.'/Fixtures/foo-'.date($dateFormat, $timeCallback(-2)).'.rot');
touch($old3 = __DIR__.'/Fixtures/foo-'.date($dateFormat, $timeCallback(-3)).'.rot');
touch($old4 = __DIR__.'/Fixtures/foo-'.date($dateFormat, $timeCallback(-4)).'.rot');
$log = __DIR__.'/Fixtures/foo-'.date($dateFormat).'.rot';
if ($createFile) {
touch($log);
}
$handler = new RotatingFileHandler(__DIR__.'/Fixtures/foo.rot', 2);
$handler->setFormatter($this->getIdentityFormatter());
$handler->setFilenameFormat('{filename}-{date}', $dateFormat);
$handler->handle($this->getRecord());
$handler->close();
$this->assertTrue(file_exists($log));
$this->assertTrue(file_exists($old1));
$this->assertEquals($createFile, file_exists($old2));
$this->assertEquals($createFile, file_exists($old3));
$this->assertEquals($createFile, file_exists($old4));
$this->assertEquals('test', file_get_contents($log));
}
public function rotationTests()
{
$now = time();
$dayCallback = function($ago) use ($now) {
return $now + 86400 * $ago;
};
$monthCallback = function($ago) {
return gmmktime(0, 0, 0, date('n') + $ago, 1, date('Y'));
};
$yearCallback = function($ago) {
return gmmktime(0, 0, 0, 1, 1, date('Y') + $ago);
};
return array(
'Rotation is triggered when the file of the current day is not present'
=> array(true, RotatingFileHandler::FILE_PER_DAY, $dayCallback),
'Rotation is not triggered when the file of the current day is already present'
=> array(false, RotatingFileHandler::FILE_PER_DAY, $dayCallback),
'Rotation is triggered when the file of the current month is not present'
=> array(true, RotatingFileHandler::FILE_PER_MONTH, $monthCallback),
'Rotation is not triggered when the file of the current month is already present'
=> array(false, RotatingFileHandler::FILE_PER_MONTH, $monthCallback),
'Rotation is triggered when the file of the current year is not present'
=> array(true, RotatingFileHandler::FILE_PER_YEAR, $yearCallback),
'Rotation is not triggered when the file of the current year is already present'
=> array(false, RotatingFileHandler::FILE_PER_YEAR, $yearCallback),
);
}
/**
* @dataProvider dateFormatProvider
*/
public function testAllowOnlyFixedDefinedDateFormats($dateFormat, $valid)
{
$handler = new RotatingFileHandler(__DIR__.'/Fixtures/foo.rot', 2);
$handler->setFilenameFormat('{filename}-{date}', $dateFormat);
if (!$valid) {
$this->assertErrorWasTriggered(
E_USER_DEPRECATED,
'Invalid date format - format must be one of RotatingFileHandler::FILE_PER_DAY ("Y-m-d"), '.
'RotatingFileHandler::FILE_PER_MONTH ("Y-m") or RotatingFileHandler::FILE_PER_YEAR ("Y"), '.
'or you can set one of the date formats using slashes, underscores and/or dots instead of dashes.'
);
}
}
public function dateFormatProvider()
{
return array(
array(RotatingFileHandler::FILE_PER_DAY, true),
array(RotatingFileHandler::FILE_PER_MONTH, true),
array(RotatingFileHandler::FILE_PER_YEAR, true),
array('m-d-Y', false),
array('Y-m-d-h-i', false)
);
}
/**
* @dataProvider filenameFormatProvider
*/
public function testDisallowFilenameFormatsWithoutDate($filenameFormat, $valid)
{
$handler = new RotatingFileHandler(__DIR__.'/Fixtures/foo.rot', 2);
$handler->setFilenameFormat($filenameFormat, RotatingFileHandler::FILE_PER_DAY);
if (!$valid) {
$this->assertErrorWasTriggered(
E_USER_DEPRECATED,
'Invalid filename format - format should contain at least `{date}`, because otherwise rotating is impossible.'
);
}
}
public function filenameFormatProvider()
{
return array(
array('{filename}', false),
array('{filename}-{date}', true),
array('{date}', true),
array('foobar-{date}', true),
array('foo-{date}-bar', true),
array('{date}-foobar', true),
array('foobar', false),
);
}
public function testReuseCurrentFile()
{
$log = __DIR__.'/Fixtures/foo-'.date('Y-m-d').'.rot';
file_put_contents($log, "foo");
$handler = new RotatingFileHandler(__DIR__.'/Fixtures/foo.rot');
$handler->setFormatter($this->getIdentityFormatter());
$handler->handle($this->getRecord());
$this->assertEquals('footest', file_get_contents($log));
}
public function tearDown()
{
foreach (glob(__DIR__.'/Fixtures/*.rot') as $file) {
unlink($file);
}
restore_error_handler();
}
}