~b 6ddlmZmZddlmZGddeZy)) Automaton NoTransition)TestCasec.eZdZdZdZdZdZdZdZy) CoreTestszN Tests for Automat's (currently private, implementation detail) core. c2|jt5tdddd}d}t||}|j|j||j |t ||j |t |y#1swYmxYw)zj A L{NoTransition} exception describes the state and input symbol that caused it. Nz current-stateztransitionless-symbol)statesymbol) assertRaises TypeErrorrassertIsr assertInstr)selfr r noTransitionExceptions 9/usr/lib/python3/dist-packages/automat/_test/test_core.pytest_NoTransitionzCoreTests.test_NoTransition s   y )  N  ( ,5 H +22F; eS!678 fc"789  s B  Bc\t}|jt|jddy)zx L{Automaton.outputForInput} raises L{NoTransition} if no transition for that input is defined. zno-statez no-symbolN)rr routputForInputras rtest_noOutputForInputzCoreTests.test_noOutputForInputs( K ,(8(8$k 3cTt}|jddddg|j|jdh|j|j dh|j|j ddddgf|j|j ddhy)a L{Automaton.addTransition} adds its input symbol to L{Automaton.inputAlphabet}, all its outputs to L{Automaton.outputAlphabet}, and causes L{Automaton.outputForInput} to start returning the new state and output symbols. beginningbeginendingendN)r addTransition assertEqual inputAlphabetoutputAlphabetrstatesrs rtest_oneTransitionzCoreTests.test_oneTransition(s K  Wh@ *WI6 ))+eW5 ))+w?"UG, . k8%<=rc\t}d}|jt|jddd||j |j |j |j |j |j|j |jy)z L{Automaton.addTransition} raises a TypeError when given outputs that aren't iterable and doesn't add any transitions.  fromState viaSymboltoStateN) rr r r assertFalser"r#r$allTransitions)rrnonIterableOutputss r%test_oneTransition_nonIterableOutputsz/CoreTests.test_oneTransition_nonIterableOutputs8s K   OO i1C E *+ ))+, $ ))+,rct}d|_|j|jd|jt5d|_dddy#1swYyxYw)z L{Automaton.initialState} is a descriptor that sets the initial state if it's not yet set, and raises L{ValueError} if it is. za statez another stateN)r initialStater!r ValueErrorrs rtest_initialStatezCoreTests.test_initialStateIsP K" 3   z * -,AN - - -s AAN) __name__ __module__ __qualname____doc__rrr%r.r2rrrrs :&3 > -" -rrN)_corerrunittestrrr7rrr:s+M-M-r