// test.cpp
//
// Test driver for Vector.

#include <iostream>
using std::cin;
using std::cout;
using std::endl;

#include "Vector.h"

template <class T>
void display( const Vector<T> & v )
{
    cout << "[ ";
    for ( const T & x : v ) cout << x << ' ';
    cout << "]\n";
}

int main()
{
    int * p = NULL;
    delete p;

    cout << "Testing constructor(int), size, operator[], begin, end...\n";
    Vector<int> v(5);
    cout << "[ 0 0 0 0 0 ] = ";
    display(v);
    cout << "5 = " << v.size() << endl;
    for ( int i = 0; i < v.size(); ++i ) v[i] = 10*i;
    cout << "[ 0 10 20 30 40 ] = ";
    display(v);
    Vector<int> v2(0);
    cout << "[ ] = ";
    display(v2);
//    v2 = 5;
//    display(v2);

    cout << "\nTesting default constructor...\n";
    Vector<int> v3;
    cout << "[ ] = ";
    display(v3);

    cout << "\nTesting init list constructor...\n";
    Vector<int> v5 = {6, 7, 8};
    cout << "[ 6 7 8 ] = ";
    display(v5);

    cout << "\nTesting insert...\n";
    auto itr = v3.insert(v3.end(), 37);
    cout << "[ 37 ] = ";
    display(v3);
    cout << *itr << '\n';
    itr = v3.insert(v3.end(), 43);
    cout << "[ 37 43 ] = ";
    display(v3);
    cout << *itr << '\n';
    itr = v3.insert(v3.begin(), 20);
    cout << "[ 20 37 43 ] = ";
    display(v3);
    cout << *itr << '\n';
    itr = v3.insert(v3.begin() + 1, 25);
    cout << "[ 20 25 37 43 ] = ";
    display(v3);
    cout << *itr << '\n';
    itr = v3.insert(v3.begin() + 2, 31);
    cout << "[ 20 25 31 37 43 ] = ";
    display(v3);
    cout << *itr << '\n';
    itr = v3.insert(v3.begin() + 1, 23);
    cout << "[ 20 23 25 31 37 43 ] = ";
    display(v3);
    cout << *itr << '\n';

    cout << "\nTesting erase...\n";
    Vector<int> v6 = {6, 7, 8};
    cout << "[ 6 7 8 ] = ";
    display(v6);
    itr = v6.erase(v6.begin() + 1);
    cout << "[ 6 8 ] = ";
    display(v6);
    cout << *itr << '\n';
    itr = v6.erase(v6.begin() + 1);
    cout << "[ 6 ] = ";
    display(v6);
    if (itr != v6.end()) cout << "ERROR!\n";
    itr = v6.erase(v6.begin());
    cout << "[ ] = ";
    display(v6);
    if (itr != v6.end()) cout << "ERROR!\n";

    return 0;
}