Sam Platt

Mocking a covered module multiple times in unit tests cause the tests to fail. ## Reproduction Steps Sample code: ``` -module(my_repro_module). -include_lib("eunit/include/eunit.hrl"). first_test() -> cover:compile_beam_directory("PATH_TO_DIRECTORY which contains test_module"), meck:new(test_module), meck:expect(test_module,...