Test cases for twisted.logger._global.
| Function | compareEvents | Compare two sequences of log events, examining only the the keys which are present in both. | 
| Class | LogBeginnerTests | Tests for LogBeginner. | 
Compare two sequences of log events, examining only the the keys which are present in both.
| Parameters | test | a test case doing the comparison (type: unittest.TestCase) | 
| actualEvents | A list of log events that were emitted by a logger. (type: listofdict) | |
| expectedEvents | A list of log events that were expected by a test. |