twisted.pair.test.test_tuntap.FakeDeviceTestsMixin(object) class documentationtwisted.pair.test.test_tuntap
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Known subclasses: twisted.pair.test.test_tuntap.FakeTapDeviceTests, twisted.pair.test.test_tuntap.FakeTapDeviceWithPITests, twisted.pair.test.test_tuntap.FakeTunDeviceTests, twisted.pair.test.test_tuntap.MemoryIOSystemTests
Define a mixin for use with test cases that require an _IInputOutputSystem
provider.  This mixin hands out MemoryIOSystem
instances as the provider of that interface.
| Method | createSystem | Create and return a brand new MemoryIOSystem. | 
Create and return a brand new MemoryIOSystem.
The MemoryIOSystem
knows how to open new tunnel devices.
| Returns | The newly created I/O system object. (type: MemoryIOSystem) | |