/** * Test the prevent job overlapping functionality * * @covers \Liebig\Cron\Cron::run * @covers \Liebig\Cron\Cron::setEnablePreventOverlapping * @covers \Liebig\Cron\Cron::setDisablePreventOverlapping * @covers \Liebig\Cron\Cron::isPreventOverlapping */ public function testPreventOverlapping() { // Disable database logging because we need this later Cron::setDatabaseLogging(false); // Getting storage path with Laravel3 fallback $storagePath = ""; if (function_exists('storage_path')) { $storagePath = storage_path(); } else { if (function_exists('path')) { $storagePath = path('storage'); } else { throw new RuntimeException('Could not find the path to Laravels storage directory.'); } } // We disabled this at startup -> have a look at the setDefaultConfigValues method $this->assertEquals(false, Cron::isPreventOverlapping()); // Enabling prevention Cron::setEnablePreventOverlapping(); $this->assertEquals(true, Cron::isPreventOverlapping()); // Disabling prevention Cron::setDisablePreventOverlapping(); $this->assertEquals(false, Cron::isPreventOverlapping()); // Sorry, for windows 7 servers unlink and touch does not work if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') { return; } // Create a example job which writes to the $lockfileExists variable if a lock file exists $lockfileExists; Cron::add('testlockfile', "* * * * *", function () use(&$lockfileExists, $storagePath) { if (file_exists($storagePath . DIRECTORY_SEPARATOR . 'cron.lock')) { $lockfileExists = true; } else { $lockfileExists = false; } }); Cron::run(); $this->assertEquals(false, $lockfileExists); $this->assertEquals(false, file_exists($storagePath . DIRECTORY_SEPARATOR . 'cron.lock')); $lockfileExists = ""; Cron::setEnablePreventOverlapping(); $this->assertEquals(true, Cron::isPreventOverlapping()); Cron::run(); $this->assertEquals(true, $lockfileExists); $this->assertEquals(false, file_exists($storagePath . DIRECTORY_SEPARATOR . 'cron.lock')); // Simulate two run calls at the same time touch($storagePath . DIRECTORY_SEPARATOR . 'cron.lock'); $this->assertEquals(true, file_exists($storagePath . DIRECTORY_SEPARATOR . 'cron.lock')); Cron::setDatabaseLogging(true); $lockfileExists = "Not called"; $report = Cron::run(); $this->assertEquals("Not called", $lockfileExists); $this->assertEquals(-1, $report['runtime']); $newManagerFind = \Liebig\Cron\Models\Manager::find(1); $this->assertNotNull($newManagerFind); $this->assertEquals(-1, $newManagerFind->runtime); unlink($storagePath . DIRECTORY_SEPARATOR . 'cron.lock'); $this->assertEquals(false, file_exists($storagePath . DIRECTORY_SEPARATOR . 'cron.lock')); }