lambdas: fix remaining problems with tests
lambdas: fix remaining problems with tests

mfussenegger/jedi,dwillmer/jedi,flurischt/jedi,tjwei/jedi,jonashaag/jedi,WoLpH/jedi,mfussenegger/jedi,WoLpH/jedi,flurischt/jedi,jonashaag/jedi,tjwei/jedi,dwillmer/jedi