Tests for large portions of twisted.mail.
| Class | DomainWithDefaultsTests | No class docstring; 4/5 methods documented | 
| Class | BounceTests | Undocumented | 
| Class | BounceWithSMTPServerTests | Tests for twisted.mail.mail.BounceDomainwithtwisted.mail.smtp.SMTPServer. | 
| Class | FileMessageTests | Undocumented | 
| Class | MailServiceTests | Undocumented | 
| Class | StringListMailboxTests | Tests for StringListMailbox,
an in-memory only implementation ofpop3.IMailbox. | 
| Class | FailingMaildirMailboxAppendMessageTask | Undocumented | 
| Class | MaildirAppendStringTests | Tests for MaildirMailbox.appendMessagewhen invoked with astr. | 
| Class | MaildirAppendFileTests | Tests for MaildirMailbox.appendMessagewhen invoked with astr. | 
| Class | MaildirTests | No class docstring; 2/5 methods documented | 
| Class | AbstractMaildirDomainTests | Tests for twisted.mail.maildir.AbstractMaildirDomain. | 
| Class | MaildirDirdbmDomainTests | Tests for MaildirDirdbmDomain. | 
| Class | StubAliasableDomain | Minimal testable implementation of IAliasableDomain. | 
| Class | ServiceDomainTests | No class docstring; 1/9 methods documented | 
| Class | VirtualPOP3Tests | Undocumented | 
| Class | empty | Undocumented | 
| Class | RelayTests | Undocumented | 
| Class | RelayerTests | Undocumented | 
| Class | Manager | Undocumented | 
| Class | ManagedRelayerTests | Undocumented | 
| Class | DirectoryQueueTests | Undocumented | 
| Class | TestAuthority | Undocumented | 
| Function | setUpDNS | Undocumented | 
| Function | tearDownDNS | Undocumented | 
| Class | MXTests | Tests for mail.relaymanager.MXCalculator. | 
| Class | LiveFireExerciseTests | Undocumented | 
| Class | LineBufferMessage | Undocumented | 
| Class | AliasTests | Undocumented | 
| Class | DummyDomain | Test domain for AddressAliasTests. | 
| Class | AddressAliasTests | Tests for twisted.mail.alias.AddressAlias. | 
| Class | DummyProcess | Undocumented | 
| Class | MockProcessAlias | An alias processor that doesn't actually launch processes. | 
| Class | MockAliasGroup | An alias group using MockProcessAlias. | 
| Class | StubProcess | Fake implementation of IProcessTransport. | 
| Class | ProcessAliasTests | Tests for alias resolution. | 
| Class | TestDomain | Undocumented | 
| Class | DummyQueue | A fake relay queue to use for testing. | 
| Class | DummySmartHostSMTPRelayingManager | A fake smart host to use for testing. | 
| Class | _AppendTestMixin | Mixin for MaildirMailbox.appendMessagetest cases which defines a helper for serially appending multiple messages 
to a mailbox. | 
| Class | _AttemptManagerTests | Test the behavior of _AttemptManager. |