int main(int argc, char* argv[]) {
DLList* list;
stringstream ss;
string strValue;
int intValue;
if (argc != 2) {
cout << "USAGE: " << argv[0] << " FILENAME" << endl;
} else {
string currentLine;
char input;
cout << "PROCESSING FILE: " << argv[1] << endl;
ifstream theFile(argv[1]);
if (theFile.good()) {
while (getline(theFile, currentLine)) {
ss.clear();
intValue = 0;
strValue = "";
bool activeList = false;
input = currentLine.at(0);
switch (input) {
case 'C':
if (activeList == false)
list = new DLList;
else if (activeList == true) {
delete list;
list = new DLList;
}
activeList = true;
cout << "LIST CREATED" << endl;
break;
case 'X':
list->clear();
cout << "LIST CLEARED" << endl;
break;
case 'D':
delete list;
list = NULL;
cout << "LIST DELETED" << endl;
break;
case 'I':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
cout << "VALUE " << intValue << " INSERTED" << endl;
list->insert(intValue);
break;
case 'F':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
cout << "VALUE " << intValue << " ADDED TO HEAD" << endl;
list->pushFront(intValue);
break;
case 'B':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
cout << "VALUE " << intValue << " ADDED TO TAIL" << endl;
list->pushBack(intValue);
break;
case 'A':
cout << "VALUE " << list->getFront() << " AT HEAD" << endl;
break;
case 'Z':
cout << "VALUE " << list->getBack() << " AT TAIL" << endl;
break;
case 'T':
list->popFront();
cout << "REMOVED HEAD" << endl;
break;
case 'K':
list->popBack();
cout << "REMOVED TAIL" << endl;
break;
case 'E':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
if (list->removeAll(intValue))
cout << "VALUE " << intValue << " ELIMINATED" << endl;
else
cout << "VALUE " << intValue << " NOT FOUND" << endl;
break;
case 'G':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
if (list->get(intValue))
cout << "VALUE " << intValue << " FOUND" << endl;
else
cout << "VALUE " << intValue << " NOT FOUND" << endl;
break;
case 'P':
cout << list->toString() << endl;
break;
case 'N':
cout << "LIST SIZE IS " << list->getSize() << endl;
break;
case 'R':
strValue = currentLine.substr(2);
ss << strValue;
ss >> intValue;
if (list->removeFirst(intValue))
cout << "VALUE " << intValue << " REMOVED" << endl;
else
cout << "VALUE " << intValue << " NOT FOUND" << endl;
break;
default:
cout << "UNKNOWN COMMAND" << endl;
break;
}
}
}
theFile.close();
}
return 0;
}
void unittest2 ()
{
cout << "\nSTARTING UNIT TEST\n\n";
DLList list;
try {
evaluate(list.getSize() == 0);
cout << "Passed TEST 1: default constructor (size) \n";
} catch (MyException e) {
cout << "# FAILED TEST 1: default constructor (size) #\n";
}
try {
evaluate(list.toString() == "");
cout << "Passed TEST 2: toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 2: toString #\n";
}
list.insert(10);
try {
evaluate(list.getSize() == 1 && list.toString() == "10");
cout << "Passed TEST 3: insert(10)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 3: insert(10)/getSize/toString #\n";
}
list.insert(50);
try {
evaluate(list.getSize() == 2 && list.toString() == "10,50");
cout << "Passed TEST 4: insert(50)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 4: insert(50)/getSize/toString #\n";
}
list.insert(30);
try {
evaluate(list.getSize() == 3 && list.toString() == "10,30,50");
cout << "Passed TEST 5: insert(30)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 5: insert(30)/getSize/toString #\n";
}
list.insert(5);
try {
evaluate(list.getSize() == 4 && list.toString() == "5,10,30,50");
cout << "Passed TEST 6: insert(5)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 6: insert(5)/getSize/toString #\n";
}
list.insert(55);
try {
evaluate(list.getSize() == 5 && list.toString() == "5,10,30,50,55");
cout << "Passed TEST 7: insert(55)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 7: insert(55)/getSize/toString #\n";
}
list.insert(20);
try {
evaluate(list.getSize() == 6 && list.toString() == "5,10,20,30,50,55");
cout << "Passed TEST 8: insert(20)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 8: insert(20)/getSize/toString #\n";
}
list.insert(40);
try {
evaluate(list.getSize() == 7 && list.toString() == "5,10,20,30,40,50,55");
cout << "Passed TEST 9: insert(40)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 9: insert(40)/getSize/toString #\n";
}
list.insert(30);
try {
evaluate(list.getSize() == 8 && list.toString() == "5,10,20,30,30,40,50,55");
cout << "Passed TEST 10: insert(30)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 10: insert(30)/getSize/toString #\n";
}
list.insert(5);
try {
evaluate(list.getSize() == 9 && list.toString() == "5,5,10,20,30,30,40,50,55");
cout << "Passed TEST 11: insert(5)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 11: insert(5)/getSize/toString #\n";
}
try {
evaluate(list.removeFirst(1) == false);
cout << "Passed TEST 12: removeFirst(1) \n";
} catch (MyException e) {
cout << "# FAILED TEST 12: removeFirst(1) #\n";
}
try {
evaluate(list.removeFirst(5) == true && list.getSize() == 8 && list.toString() == "5,10,20,30,30,40,50,55");
cout << "Passed TEST 13: removeFirst(5)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 13: removeFirst(5)/getSize/toString #\n";
}
try {
evaluate(list.removeFirst(30) == true && list.getSize() == 7 && list.toString() == "5,10,20,30,40,50,55");
cout << "Passed TEST 14: removeFirst(30)/getSize/toString \n";
} catch (MyException e){
cout << "# FAILED TEST 14: removeFirst(30)/getSize/toString #\n";
}
try {
evaluate(list.removeFirst(30) == true && list.getSize() == 6 && list.toString() == "5,10,20,40,50,55");
cout << "Passed TEST 15: removeFirst(30)/getSize/toString \n";
} catch (MyException e){
cout << "# FAILED TEST 15: removeFirst(30)/getSize/toString #\n";
}
try {
evaluate(list.removeFirst(55) == true && list.getSize() == 5 && list.toString() == "5,10,20,40,50");
cout << "Passed TEST 16: removeFirst(55)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 16: removeFirst(55)/getSize/toString #\n";
}
try {
evaluate(list.removeFirst(10) == true && list.getSize() == 4 && list.toString() == "5,20,40,50");
cout << "Passed TEST 17: removeFirst(10)/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 17: removeFirst(10)/getSize/toString #\n";
}
list.popFront();
try {
evaluate(list.getSize() == 3 && list.toString() == "20,40,50");
cout << "Passed TEST 18: removeHead/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 18: removeHead/getSize/toString #\n";
}
list.popBack();
try {
evaluate(list.getSize() == 2 && list.toString() == "20,40");
cout << "Passed TEST 19: removeTail/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 19: removeTail/getSize/toString #\n";
}
list.clear();
try {
evaluate(list.getSize() == 0 && list.toString() == "");
cout << "Passed TEST 20: clear/getSize/toString \n";
} catch (MyException e) {
cout << "# FAILED TEST 20: clear/getSize/toString #\n";
}
cout << "\nUNIT TEST COMPLETE\n\n";
}
void processFile (string filename) {
stringstream ss;
int value = 0;
DLList* list = NULL;
char firstCharacter;
ifstream fin(filename.c_str());
if(!fin.fail()) {
string nextline;
while(!fin.eof()) {
getline(fin, nextline);
firstCharacter = nextline[0];
switch(firstCharacter) {
case '#':
break;
case 'C':
if(list != NULL) { //if there was a previous list delete it
delete list;
}
else {
//creates a new list of type DLList
list = new DLList();
cout << "LIST CREATED" << endl;
}
break;
case 'X':
//if no list was created yet create list first
if(list == NULL) {
cout << "MUST CREAT LIST INSTANCE" << endl;
} //if there was a list clear it with the clear function
else {
list->clear();
cout << "LIST CLEARED" << endl;
}
break;
case 'D':
//if there is a list deleted it
if(list!= NULL) {
delete list;
cout << "LIST DELETED" << endl;
}//if there isn't show warning
else
cout << "MUST CREAT LIST INSTANCE" << endl;
break;
case 'I':
if(list == NULL) {
cout << "MUST CREAT LIST INSTANCE" << endl;
}
else {
ss.str(nextline.substr(2));//gets the next whole value after the first value on a line
ss >> value;//puts the from input into an int
list->insert(value);//inserts the value into a node on the list
cout << "VALUE " << value << " INSERTED" << endl;
ss.clear();
ss.str("");
}
break;
case 'F':
ss.str(nextline.substr(2));
ss >> value;
list->insertHead(value);//inserts the value from input into the first node
cout << "VALUE " << value << " ADDED TO HEAD" << endl;
ss.clear();
ss.str("");
break;
case 'B':
ss.str(nextline.substr(2));
ss >> value;
list->insertTail(value);
cout << "VALUE " << value << " ADDED TO TAIL" << endl;
ss.clear();
ss.str("");
break;
case 'A':
if(list == NULL) {
cout << "VALUE NULL AT HEAD" << endl;
}
else {
list->getHead();
cout << "VALUE " << list->getHead() << " AT HEAD" << endl;
}
break;
case 'Z':
list->getTail();
cout << "VALUE " << list->getTail() << " AT TAIL" << endl;
break;
case 'T':
if(list == NULL) {
cout << "MUST CREATE LIST INSTANCE" << endl;
}
else if (list->getSize() > 0) {
list->removeHead();
cout << "REMOVED HEAD" << endl;
}
else {
cout << "LIST EMPTY" << endl;
}
break;
case 'K':
if(list == NULL) {
cout << "MUST CREATE LIST INSTANCE" << endl;
}
else if(list->getSize() > 0) {
list->removeTail();
cout << "REMOVED TAIL" << endl;
}
else
cout << "LIST EMPTY" << endl;
break;
case 'E':
ss.str(nextline.substr(2));
ss >> value;
list->removeFirst(value);
cout << "VALUE " << value << " ELIMINATED" << endl;
ss.clear();
ss.str("");
break;
case 'R':
break;
case 'G':
break;
case 'N':
break;
case 'P':
list->toString();
break;
}
}
cout << "INPUT FINISHED" << endl;
fin.close();
}
