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Library 3 

added tests on iterators, cleaner menu, fixes.
This commit is contained in:
Alessandro Ferro 2021-05-09 16:07:20 +02:00
parent 2e4f7c3de8
commit 33106bcee2
6 changed files with 128 additions and 36 deletions
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4
librerie/exercise3/binarytree/lnk/binarytreelnk.cpp
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@ -35,12 +35,12 @@ bool BinaryTreeLnk<Data>::NodeLnk::HasRightChild() const noexcept{
}
template <typename Data>
struct BinaryTree<Data>::Node& BinaryTreeLnk<Data>::NodeLnk::LeftChild() const{
struct BinaryTreeLnk<Data>::NodeLnk& BinaryTreeLnk<Data>::NodeLnk::LeftChild() const{
return *left;
}
template <typename Data>
struct BinaryTree<Data>::Node& BinaryTreeLnk<Data>::NodeLnk::RightChild() const{
struct BinaryTreeLnk<Data>::NodeLnk& BinaryTreeLnk<Data>::NodeLnk::RightChild() const{
return *right;
}

4
librerie/exercise3/binarytree/lnk/binarytreelnk.hpp
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@ -25,8 +25,8 @@ protected:
bool HasLeftChild() const noexcept override; // (concrete function should not throw exceptions)
bool HasRightChild() const noexcept override; // (concrete function should not throw exceptions)
struct BinaryTree<Data>::Node& LeftChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct BinaryTree<Data>::Node& RightChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct NodeLnk& LeftChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct NodeLnk& RightChild() const override; // (concrete function must throw std::out_of_range when not existent)
friend class BinaryTreeLnk<Data>;

4
librerie/exercise3/binarytree/vec/binarytreevec.cpp
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@ -50,7 +50,7 @@ bool BinaryTreeVec<Data>::NodeVec::HasRightChild() const noexcept{
}
template <typename Data>
struct BinaryTree<Data>::Node& BinaryTreeVec<Data>::NodeVec::LeftChild() const{
struct BinaryTreeVec<Data>::NodeVec& BinaryTreeVec<Data>::NodeVec::LeftChild() const{
if(index*2+1 < ReferenceToTree->size)
return *((ReferenceToTree->tree)[index*2+1]);
else
@ -58,7 +58,7 @@ struct BinaryTree<Data>::Node& BinaryTreeVec<Data>::NodeVec::LeftChild() const{
}
template <typename Data>
struct BinaryTree<Data>::Node& BinaryTreeVec<Data>::NodeVec::RightChild() const{
struct BinaryTreeVec<Data>::NodeVec& BinaryTreeVec<Data>::NodeVec::RightChild() const{
if(index*2+2 < ReferenceToTree->size)
return *((ReferenceToTree->tree)[index*2+2]);
else

4
librerie/exercise3/binarytree/vec/binarytreevec.hpp
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@ -26,8 +26,8 @@ protected:
bool IsLeaf() const noexcept override; // (concrete function should not throw exceptions)
bool HasLeftChild() const noexcept override; // (concrete function should not throw exceptions)
bool HasRightChild() const noexcept override; // (concrete function should not throw exceptions)
struct BinaryTree<Data>::Node& LeftChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct BinaryTree<Data>::Node& RightChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct NodeVec& LeftChild() const override; // (concrete function must throw std::out_of_range when not existent)
struct NodeVec& RightChild() const override; // (concrete function must throw std::out_of_range when not existent)
friend class BinaryTreeVec<Data>;
};

142
librerie/exercise3/zmytest/test.cpp
View File

@ -15,8 +15,10 @@ void menu(){
Implementation chosenImplementation;
do{
std::cout<<"1. Use your tests (to be used by the professor)"<<std::endl;
std::cout<<"2. Use the library demo"<<std::endl;
std::cout<<std::endl;
std::cout<<" 1. Use your tests (to be used by the professor)"<<std::endl;
std::cout<<" 2. Use the library demo"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
}while(choice!=1 && choice!=2);
@ -36,9 +38,10 @@ DataType ChooseDataType(){
unsigned short int choice;
do{
std::cout<<"\nChoose a data type:"<<std::endl;
std::cout<<"1. Integer"<<std::endl;
std::cout<<"2. Float"<<std::endl;
std::cout<<"3. String"<<std::endl;
std::cout<<" 1. Integer"<<std::endl;
std::cout<<" 2. Float"<<std::endl;
std::cout<<" 3. String"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
}while(!(choice>0 && choice<4));
@ -53,8 +56,9 @@ Implementation ChooseImplementation(){
unsigned short int choice;
do{
std::cout<<"\nChoose an implementation for the binary tree:"<<std::endl;
std::cout<<"1. Vector"<<std::endl;
std::cout<<"2. Pointers"<<std::endl;
std::cout<<" 1. Vector"<<std::endl;
std::cout<<" 2. Pointers"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
}while(!(choice>0 && choice<3));
@ -107,12 +111,14 @@ void IntegerFunctions(T& bt){
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<"1. Print tree"<<std::endl;
std::cout<<"2. Check exsistence of an element"<<std::endl;
std::cout<<"3. Product of integers less than 'n' "<<std::endl;
std::cout<<"4. Multiply each element by 3"<<std::endl;
std::cout<<"5. Go back"<<std::endl;
std::cout<<"6. Quit"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Product of integers less than 'n' "<<std::endl;
std::cout<<" 4. Multiply each element by 3"<<std::endl;
std::cout<<" 5. Iterate over the tree"<<std::endl;
std::cout<<" 6. Go back"<<std::endl;
std::cout<<" 7. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
@ -130,10 +136,13 @@ void IntegerFunctions(T& bt){
MultiplyByThree(bt);
break;
case 5:
Iterators(bt);
break;
case 6:
menu();
break;
}
}while(choice!=5 && choice!=6);
}while(choice!=6 && choice!=7);
}
template <typename T>
@ -142,12 +151,14 @@ void FloatFunctions(T& bt){
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<"1. Print tree"<<std::endl;
std::cout<<"2. Check exsistence of an element"<<std::endl;
std::cout<<"3. Sum of floats greater than 'n' "<<std::endl;
std::cout<<"4. Cube elements"<<std::endl;
std::cout<<"5. Go back"<<std::endl;
std::cout<<"6. Quit"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Sum of floats greater than 'n' "<<std::endl;
std::cout<<" 4. Cube elements"<<std::endl;
std::cout<<" 5. Iterate over the tree"<<std::endl;
std::cout<<" 6. Go back"<<std::endl;
std::cout<<" 7. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
@ -165,10 +176,13 @@ void FloatFunctions(T& bt){
CubeElements(bt);
break;
case 5:
Iterators(bt);
break;
case 6:
menu();
break;
}
}while(choice!=5 && choice!=6);
}while(choice!=6 && choice!=7);
}
template <typename T>
@ -177,12 +191,14 @@ void StringFunctions(T& bt){
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<"1. Print tree"<<std::endl;
std::cout<<"2. Check exsistence of an element"<<std::endl;
std::cout<<"3. Concatenate strings whose dimension is less or equal than 'n' "<<std::endl;
std::cout<<"4. Head concatenation of a string"<<std::endl;
std::cout<<"5. Go back"<<std::endl;
std::cout<<"6. Quit"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Concatenate strings whose dimension is less or equal than 'n' "<<std::endl;
std::cout<<" 4. Head concatenation of a string"<<std::endl;
std::cout<<" 5. Iterate over the tree"<<std::endl;
std::cout<<" 6. Go back"<<std::endl;
std::cout<<" 7. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
@ -200,10 +216,13 @@ void StringFunctions(T& bt){
HeadConcat(bt);
break;
case 5:
Iterators(bt);
break;
case 6:
menu();
break;
}
}while(choice!=5 && choice!=6);
}while(choice!=6 && choice!=7);
}
/* ----- integer functions ----- */
@ -330,6 +349,73 @@ void PrintSingleElement(Data& data, void* _){
std::cout << data << " ";
}
template <template <typename...> class Tree, typename DTType>
void Iterators(Tree<DTType>& tree){
uint choice;
cout<<endl<<"Choose a type of iterator:"<<endl;
cout<<" 1. Pre order"<<endl;
cout<<" 2. Post order"<<endl;
cout<<" 3. In order"<<endl;
cout<<" 4. Breadth order"<<endl;
cout<<" Press any other key to go back"<<endl;
cout<<endl<<" -> ";
cin>>ws;
cin>>choice;
switch(choice){
case 1:
{
BTPreOrderIterator<DTType> preitr(tree);
NavigateWithIterator(preitr);
}
break;
case 2:
{
BTPostOrderIterator<DTType> postitr(tree);
NavigateWithIterator(postitr);
}
break;
case 3:
{
BTInOrderIterator<DTType> initr(tree);
NavigateWithIterator(initr);
}
break;
case 4:
{
BTBreadthIterator<DTType> breadthitr(tree);
NavigateWithIterator(breadthitr);
}
break;
}
}
template <template <typename...> class Iter, typename ItrType>
void NavigateWithIterator(Iter<ItrType>& itr){
uint choice=0;
ItrType element;
while(!itr.Terminated() && choice!=3){
cout<<endl<<" *** Current position: "<<*itr<<" *** "<<endl<<endl;
cout<<" 1. Go ahead (++)\n";
cout<<" 2. Edit the value\n";
cout<<" 3. Go to main menu\n";
cout<<endl<<" -> ";
cin>>ws;
cin>>choice;
if(choice == 1){
++itr;
}
else if(choice == 2){
cout<<"\n Overwrite with: ";
cin>>ws;
cin>>*itr;
}
}
if(itr.Terminated()) cout<<"\n *** Iterator is terminated ***\n";
}
template <template <typename...> class Tree, typename DTType>
void CheckExistence(Tree<DTType>& tree){
DTType elementToLookFor;

6
librerie/exercise3/zmytest/test.hpp
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@ -65,6 +65,12 @@ void PrintSingleElement(Data&, void*);
template <template <typename...> class Tree, typename DTType>
void CheckExistence(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void Iterators(Tree<DTType>&);
template <template <typename...> class Iter, typename ItrType>
void NavigateWithIterator(Iter<ItrType>&);
/* ----- Generator functions ----- */
DataType ChooseDataType(); //choose data type
Implementation ChooseImplementation();