Password.cpp

#include "Password.h"
#include <string>
#include <map>

using std::string;

/*
  The function receives a string counts how many times the same character 
  occurs at the beginning of the string, before any other characters (or the
  end of the string). The function is case-sensitive so 'Z' is different than
  'z' and any ASCII characters are allowed.
*/
int Password::count_leading_characters(string phrase){
  int repetition = 1;
  int index = 0;
  while( index < phrase.length()-1 && phrase[index] == phrase[index+1] ){
    repetition++;
    index++;
  }
  return repetition;
}

/*
  receives a string and returns whether it has both at least one upper-case
  letter and at least one lower-case letter
*/
bool Password::has_mixed_case(string pass){
  bool hasUpper = false;
  bool hasLower = false;

  for (char c : pass){
    if (isupper(c)){
      hasUpper = true;

    }
    if (islower(c)){
      hasLower = true;
    }
    if (hasUpper && hasLower){
      return true;
    }
  }

  return false;
}


unsigned int Password::unique_characters(string pass){
  std::map<char, int> characters;

  for (int i = 0; i < pass.size(); i++){
    char charToInsert = pass[0];
    auto it = characters.find(charToInsert);
    
    if (it != characters.end()){
        return 0;
    } else {
      characters.insert({charToInsert, 1});

    }

  }
  return 1;
}