1. A reconfiguration testing method comprising: reconfiguring a device under test in accordance with test harness commands to time multiplex device under test configurations while the device under test remains in a testing environment; performing testing associated with the test harness commands for each of the time multiplexed device under test reconfigurations while the device under test remains in the testing environment; and retrieving test result information for each of the time multiplexed device under test configurations while the device under test remains in a testing environment.