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testfa.cc
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testfa.cc
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#include "gtest/gtest.h"
#include "Automaton.h"
#include <fstream>
#include <iostream>
#define BIG_SIZE 1000
/**
Private method generateAutomaton
*/
void createAutomaton(fa::Automaton& mamiRobot,int nbState, std::vector<char> diction){
for(int i = 0 ; i < nbState ; ++i){
EXPECT_TRUE(mamiRobot.addState(i));
EXPECT_TRUE(mamiRobot.hasState(i));
}
for(size_t i = 0 ; i < diction.size() ; ++i){
EXPECT_TRUE(mamiRobot.addSymbol(diction[i]));
EXPECT_TRUE(mamiRobot.hasSymbol(diction[i]));
}
}
/*
void testDotPrint(const fa::Automaton& mamiRobot,std::string file){
std::string const fichier("./img/"+file+".dot"); //On ouvre le fichier
std::ofstream monFlux(fichier.c_str());
//dot -Tpng figure2.dot -o figure2.png
mamiRobot.dotPrint(monFlux);
}*/
TEST(createComplete, test) {
fa::Automaton fa;
createAutomaton(fa,4,{'a','b'});
fa.setStateInitial(0);
fa.addTransition(0,'a',1);
fa.addTransition(1,'a',0);
/* testDotPrint(fa,"test"); */
EXPECT_TRUE(fa.isDeterministic());
}
/*
* Automaton constructor
*/
TEST(Automaton, Empty) {
fa::Automaton fa;
EXPECT_FALSE(fa.isValid());
}
/*
* isValid
*/
TEST(isValid, ValidAutomate) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_TRUE(fa.isValid());
}
TEST(isValid, OneStateNoSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
static const std::vector<char> tab = {};
createAutomaton(fa,1,tab);
EXPECT_FALSE(fa.isValid());
}
TEST(isValid, NoStateOneSymbol) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,0,tab);
EXPECT_FALSE(fa.isValid());
}
/*
* addSymbol
*/
TEST(addSymbol, OneSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addSymbol('a'));
}
TEST(addSymbol, ManySymbols) {
fa::Automaton fa;
static const std::vector<char> tab = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i' };
createAutomaton(fa,0,tab);
EXPECT_EQ(tab.size(),fa.countSymbols());
}
TEST(addSymbol, Epsilon) {
fa::Automaton fa;
EXPECT_FALSE(fa.addSymbol(fa::Epsilon));
}
TEST(addSymbol, NoValideSymbol) {
fa::Automaton fa;
EXPECT_FALSE(fa.addSymbol('\t'));
}
/*
* removeSymbol
*/
TEST(removeSymbol, OneSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addSymbol('a'));
EXPECT_TRUE(fa.removeSymbol('a'));
EXPECT_EQ(0u,fa.countSymbols());
}
TEST(removeSymbol, ManySymbols) {
fa::Automaton fa;
static const std::vector<char> tab = { 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i' };
for (size_t i = 0; i < tab.size(); ++i) {
EXPECT_TRUE(fa.addSymbol(tab[i]));
}
EXPECT_TRUE(fa.removeSymbol('a'));
EXPECT_TRUE(fa.removeSymbol('b'));
EXPECT_EQ(tab.size()-2,fa.countSymbols());
}
TEST(removeSymbol, InvalidSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addSymbol('b'));
EXPECT_FALSE(fa.removeSymbol('a'));
EXPECT_EQ(1u,fa.countSymbols());
}
/*
* hasSymbol
*/
TEST(hasSymbol, PresentSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addSymbol('a'));
EXPECT_TRUE(fa.hasSymbol('a'));
}
TEST(hasSymbol, NoPresentSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addSymbol('a'));
EXPECT_FALSE(fa.hasSymbol('b'));
}
/*
* addState
*/
TEST(addState, OneState) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.isStateInitial(1));
EXPECT_FALSE(fa.isStateFinal(1));
}
TEST(addState, ManyState) {
fa::Automaton fa;
for (int i = 0; i < BIG_SIZE; ++i) {
EXPECT_TRUE(fa.addState(i));
EXPECT_FALSE(fa.isStateInitial(i));
EXPECT_FALSE(fa.isStateFinal(i));
}
EXPECT_EQ(BIG_SIZE,(int)fa.countStates());
}
TEST(addState, StateALreadyExist) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.isStateInitial(1));
EXPECT_FALSE(fa.isStateFinal(1));
EXPECT_FALSE(fa.addState(1));
}
TEST(addState, NegativState) {
fa::Automaton fa;
EXPECT_FALSE(fa.addState(-1));
}
/*
* removeState
*/
TEST(removeState, OneSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_TRUE(fa.removeState(1));
EXPECT_EQ(0u,fa.countStates());
}
TEST(removeState, ManySymbols) {
fa::Automaton fa;
for (int i = 0; i < BIG_SIZE; ++i) {
EXPECT_TRUE(fa.addState(i));
}
EXPECT_TRUE(fa.removeState(1));
EXPECT_TRUE(fa.removeState(666));
EXPECT_EQ(BIG_SIZE-2,(int)fa.countStates());
}
TEST(removeState, InvalidSymbol) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.removeState(2));
EXPECT_EQ(1u,fa.countStates());
}
/*
* hasState
*/
TEST(hasState, PresentState) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_TRUE(fa.hasState(1));
}
TEST(hasState, NoPresentState) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.hasState(2));
}
/*
* setStateInitial
*/
TEST(setStateInitial, Valid) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
fa.setStateInitial(1);
EXPECT_TRUE(fa.isStateInitial(1));
}
TEST(setStateInitial, noInitial) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.isStateInitial(1));
}
TEST(setStateInitial, NoStateIndex) {
fa::Automaton fa;
fa.setStateInitial(1);
}
TEST(setStateInitial, AlreadyInitial) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
fa.setStateInitial(1);
EXPECT_TRUE(fa.isStateInitial(1));
fa.setStateInitial(1);
EXPECT_TRUE(fa.isStateInitial(1));
}
TEST(setStateInitial, ReadEmptyString) {
fa::Automaton fa;
std::vector<char> tab= {};
createAutomaton(fa,150,tab);
fa.setStateInitial(7);
fa.setStateInitial(13);
fa.setStateInitial(19);
EXPECT_TRUE(fa.isStateInitial(7));
EXPECT_TRUE(fa.isStateInitial(13));
EXPECT_TRUE(fa.isStateInitial(19));
}
/*
* setStateFinal
*/
TEST(setStateFinal, Valid) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
fa.setStateFinal(1);
EXPECT_TRUE(fa.isStateFinal(1));
}
TEST(setStateFinal, NoStateIndex) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
EXPECT_FALSE(fa.isStateFinal(0));
}
TEST(setStateFinal, AlreadyFinal) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
fa.setStateFinal(1);
EXPECT_TRUE(fa.isStateFinal(1));
fa.setStateFinal(1);
EXPECT_TRUE(fa.isStateFinal(1));
}
TEST(setStateFinal, FinalInitial) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(1));
fa.setStateFinal(1);
EXPECT_TRUE(fa.isStateFinal(1));
fa.setStateInitial(1);
EXPECT_TRUE(fa.isStateInitial(1));
}
/*
* addTransition
*/
TEST(addTransition, OneElement) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',1));
}
TEST(addTransition, EpsilonTransition) {
fa::Automaton fa;
static const std::vector<char> tab = {};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,fa::Epsilon,1));
}
TEST(addTransition, AlreadyExist) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_FALSE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',1));
EXPECT_EQ(1u,fa.countTransitions());
}
TEST(addTransition, SymbolNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {};
createAutomaton(fa,2,tab);
EXPECT_FALSE(fa.addTransition(0,'a',1));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
}
TEST(addTransition, FirstStateNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_FALSE(fa.addTransition(1,'a',0));
EXPECT_FALSE(fa.hasTransition(1,'a',0));
}
TEST(addTransition, SecondStateNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_FALSE(fa.addTransition(0,'a',1));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
}
/*
* Remove a transition
*/
TEST(removeTransition, OneElement) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',1));
EXPECT_TRUE(fa.removeTransition(0,'a',1));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
}
TEST(removeTransition, SymbolNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {};
createAutomaton(fa,2,tab);
EXPECT_FALSE(fa.removeTransition(0,'a',1));
}
TEST(removeTransition, FirstStateNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_FALSE(fa.removeTransition(1,'a',0));
}
TEST(removeTransition, SecondStateNotExist) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_FALSE(fa.removeTransition(0,'a',1));
}
TEST(removeTransition, ByTheRemovedOfSymbol) {
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.removeSymbol('a'));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'b',1));
}
TEST(removeTransition, ByTheRemovedFirstState) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.removeState(0));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
}
TEST(removeTransition, ByTheRemovedSecondState) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.removeState(1));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
}
TEST(removeTransition,OriginRemove){
fa::Automaton fa;
static const std::vector<char> tab {'a'};
createAutomaton(fa,3,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',2));
EXPECT_TRUE(fa.removeTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',0));
EXPECT_FALSE(fa.hasTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(1,'a',1));
}
/*
* hasTransition
*/
TEST(removeTransition, Valid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',1));
EXPECT_TRUE(fa.hasTransition(0,'a',1));
}
/*
* hasEpsilonTransition
*/
TEST(hasEpsilonTransition, OneValide) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,fa::Epsilon,1));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.hasEpsilonTransition());
}
TEST(hasEpsilonTransition, NotIn) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_FALSE(fa.hasEpsilonTransition());
}
/*
* isDeterministic
*/
TEST(isDeterministic, Valid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
fa.setStateInitial(0);
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isDeterministic());
}
TEST(isDeterministic, NoInitialState) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isDeterministic());
}
TEST(isDeterministic, TooManyInitialState) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
fa.setStateInitial(0);
fa.setStateInitial(1);
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isDeterministic());
}
TEST(isDeterministic, TransitionError) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,3,tab);
fa.setStateInitial(0);
EXPECT_TRUE(fa.addTransition(1,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',2));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isDeterministic());
}
/*
* isComplete
*/
TEST(isComplete, Valid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',1));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
}
TEST(isComplete, NoValid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
}
TEST(isComplete, NoTransition) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
}
TEST(isComplete, AddedRemovedTransition){
fa:: Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,1,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.removeTransition(0,'a',0));
EXPECT_FALSE(fa.isComplete());
}
/**
createComplete
*/
TEST(createComplete, alreadyComplet) {
fa::Automaton fa;
static const std::vector<char> tab = {'a'};
createAutomaton(fa,2,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',1));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
fa = fa.createComplete(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
}
TEST(createComplete, noComplet) {
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,4,tab);
fa.setStateInitial(3);
fa.setStateFinal(2);
EXPECT_TRUE(fa.addTransition(3,'b',0));
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.addTransition(1,'a',1));
EXPECT_TRUE(fa.addTransition(1,'b',2));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
fa = fa.createComplete(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
/* testDotPrint(fa,"figure4"); */
}
/**
create a complement automate
*/
TEST(createComplement, valid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,3,tab);
fa.setStateInitial(0);
fa.setStateFinal(1);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.addTransition(1,'b',1));
EXPECT_TRUE(fa.addTransition(1,'a',2));
EXPECT_TRUE(fa.addTransition(2,'a',2));
EXPECT_TRUE(fa.addTransition(2,'b',2));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
EXPECT_TRUE(fa.isDeterministic());
std::string motReconnus = "aaabb";
EXPECT_TRUE(fa.match(motReconnus));
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
EXPECT_TRUE(fa.isDeterministic());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_TRUE(fa.hasSymbol('a'));
EXPECT_TRUE(fa.hasSymbol('b'));
EXPECT_FALSE(fa.match(motReconnus));
EXPECT_TRUE(fa.match("bbbba"));
//testDotPrint(fa,"complement");
}
TEST(CreateComplement, Simple) {
fa::Automaton fa;
EXPECT_TRUE(fa.addState(7));
EXPECT_TRUE(fa.addState(10));
EXPECT_TRUE(fa.addState(13));
EXPECT_TRUE(fa.addSymbol('a'));
EXPECT_TRUE(fa.addSymbol('b'));
fa.setStateInitial(7);
fa.setStateFinal(13);
EXPECT_TRUE(fa.addTransition(7, 'a', 10));
EXPECT_TRUE(fa.addTransition(7, 'b', 13));
EXPECT_TRUE(fa.addTransition(10, 'a', 10));
EXPECT_TRUE(fa.addTransition(10, 'b', 13));
EXPECT_TRUE(fa.addTransition(13, 'a', 10));
EXPECT_TRUE(fa.addTransition(13, 'b', 13));
fa::Automaton fac = fa::Automaton::createComplement(fa);
fac.prettyPrint(std::cout);
EXPECT_TRUE(fac.isValid());
EXPECT_TRUE(fac.isComplete());
EXPECT_TRUE(fac.isDeterministic());
}
TEST(createComplement, noCompletNoDeterministic){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b','c'};
createAutomaton(fa,5,tab);
fa.setStateInitial(0);
fa.setStateFinal(3);
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.addTransition(0,'a',2));
EXPECT_TRUE(fa.addTransition(1,'c',3));
EXPECT_TRUE(fa.addTransition(2,'a',2));
EXPECT_TRUE(fa.addTransition(4,'a',2));
EXPECT_EQ(3u,fa.countSymbols());
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
EXPECT_FALSE(fa.match("c"));
EXPECT_FALSE(fa.match("bac"));
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(3u,fa.countSymbols());
EXPECT_TRUE(fa.isComplete());
EXPECT_TRUE(fa.match("c"));
EXPECT_TRUE(fa.match("bac"));
}
TEST(createComplement, noInitialState){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,1,tab);
EXPECT_TRUE(fa.addTransition(0,'a',0));
fa.setStateFinal(0);
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
EXPECT_TRUE(fa.isLanguageEmpty());
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isComplete());
EXPECT_FALSE(fa.isLanguageEmpty());
EXPECT_TRUE(fa.match("aaaaaaaaaaaaaa"));
}
TEST(createComplement,noFinalState){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b','c'};
createAutomaton(fa,5,tab);
fa.setStateInitial(0);
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.addTransition(0,'a',2));
EXPECT_TRUE(fa.addTransition(1,'c',3));
EXPECT_TRUE(fa.addTransition(2,'a',2));
EXPECT_TRUE(fa.addTransition(4,'a',2));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
EXPECT_TRUE(fa.isLanguageEmpty());
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isLanguageEmpty());
EXPECT_TRUE(fa.isComplete());
}
TEST(createComplement,Complement2Times){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b','c'};
createAutomaton(fa,5,tab);
fa.setStateInitial(0);
fa.setStateFinal(3);
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.addTransition(0,'a',2));
EXPECT_TRUE(fa.addTransition(1,'c',3));
EXPECT_TRUE(fa.addTransition(2,'a',2));
EXPECT_TRUE(fa.addTransition(4,'a',2));
EXPECT_EQ(3u,fa.countSymbols());
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isComplete());
EXPECT_FALSE(fa.match("c"));
EXPECT_FALSE(fa.match("bac"));
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(3u,fa.countSymbols());
EXPECT_TRUE(fa.isComplete());
EXPECT_TRUE(fa.match("c"));
EXPECT_TRUE(fa.match("bac"));
fa = fa.createComplement(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(3u,fa.countSymbols());
EXPECT_TRUE(fa.isComplete());
EXPECT_FALSE(fa.match("c"));
EXPECT_FALSE(fa.match("bac"));
}
/**
create a mirror automate
*/
TEST(createMirror, valid) {
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,3,tab);
fa.setStateInitial(0);
fa.setStateFinal(2);
EXPECT_TRUE(fa.addTransition(0,'a',1));
EXPECT_TRUE(fa.addTransition(0,'a',2));
EXPECT_TRUE(fa.addTransition(1,'b',2));
EXPECT_TRUE(fa.addTransition(2,'b',2));
EXPECT_TRUE(fa.addTransition(2,'b',0));
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(5u,fa.countTransitions());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_FALSE(fa.match("bab"));
EXPECT_TRUE(fa.match("aba"));
EXPECT_TRUE(fa.match("a"));
EXPECT_FALSE(fa.match("ba"));
fa = fa.createMirror(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.match("bab"));
EXPECT_TRUE(fa.match("aba"));
EXPECT_TRUE(fa.match("ba"));
EXPECT_TRUE(fa.match("a"));
EXPECT_EQ(5u,fa.countTransitions());
EXPECT_EQ(2u,fa.countSymbols());
}
TEST(createMirror, NoTransition){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,3,tab);
fa.setStateInitial(0);
fa.setStateFinal(2);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(0u,fa.countTransitions());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_TRUE(fa.isLanguageEmpty());
fa = fa.createMirror(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(0u,fa.countTransitions());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_TRUE(fa.isLanguageEmpty());
}
TEST(createMirror, stateInitioFinal){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,1,tab);
fa.setStateInitial(0);
fa.setStateFinal(0);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.match("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"));
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_EQ(1u,fa.countStates());
EXPECT_EQ(1u,fa.countTransitions());
fa = fa.createMirror(fa);
EXPECT_TRUE(fa.isValid());
EXPECT_EQ(2u,fa.countSymbols());
EXPECT_EQ(1u,fa.countStates());
EXPECT_EQ(1u,fa.countTransitions());
EXPECT_TRUE(fa.match("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"));
}
/**
* isLanguageEmpty
*/
TEST(isLanguageEmpty, validNoInitialState){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,5,tab);
fa.setStateFinal(0);
EXPECT_TRUE(fa.addTransition(0,'a',2));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isLanguageEmpty());
}
TEST(isLanguageEmpty, validNoFinalState){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,5,tab);
fa.setStateInitial(0);
EXPECT_TRUE(fa.addTransition(0,'a',3));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isLanguageEmpty());
}
TEST(isLanguageEmpty, validNoTransitionToFinalState){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,5,tab);
fa.setStateFinal(1);
fa.setStateInitial(0);
EXPECT_TRUE(fa.addTransition(0,'a',3));
EXPECT_TRUE(fa.isValid());
EXPECT_TRUE(fa.isLanguageEmpty());
}
TEST(isLanguageEmpty, noValid){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,5,tab);
fa.setStateInitial(0);
fa.setStateFinal(1);
EXPECT_TRUE(fa.addTransition(0,'a',0));
EXPECT_TRUE(fa.addTransition(0,'b',1));
EXPECT_TRUE(fa.isValid());
EXPECT_FALSE(fa.isLanguageEmpty());
}
TEST(isLanguageEmpty, noValidAutomateExem){
fa::Automaton fa;
static const std::vector<char> tab = {'a','b'};
createAutomaton(fa,8,tab);
fa.setStateInitial(0);
fa.setStateInitial(2);
fa.setStateFinal(4);
fa.setStateFinal(5);