function LoggerChannelTest::testSortLoggers

Tests LoggerChannel::addLoggers().

@covers ::addLogger @covers ::sortLoggers

File

core/tests/Drupal/Tests/Core/Logger/LoggerChannelTest.php, line 91

Class

LoggerChannelTest

@coversDefaultClass \Drupal\Core\Logger\LoggerChannel @group Logger

Namespace

Code

public function testSortLoggers() : void {
    $channel = new LoggerChannel($this->randomMachineName());
    $index_order = '';
    for ($i = 0; $i < 4; $i++) {
        $logger = $this->createMock('Psr\\Log\\LoggerInterface');
        $logger->expects($this->once())
            ->method('log')
            ->willReturnCallback(function () use ($i, &$index_order) {
            // Append the $i to the index order, so that we know the order that
            // loggers got called with.
            $index_order .= $i;
        });
        $channel->addLogger($logger, $i);
    }
    $channel->log(rand(0, 7), $this->randomMachineName());
    // Ensure that the logger added in the end fired first.
    $this->assertEquals('3210', $index_order);
}