/// @file
/// @brief Task3: tests

#include "task3.h" // struct StringStats, task3_stringstats

#include <assert.h> // assert
#include <stdio.h>  // printf

int main() {

  { // testing 'task3_stringstats' (empty string)
    const char str[] = "";
    struct StringStats res = task3_stringstats(str);
    assert(res.lines == 0);
    assert(res.words == 0);
  }

  { // testing 'task3_stringstats' (one line)
    const char str[] = "this is one line\n";
    struct StringStats res = task3_stringstats(str);
    printf("stats: %u %u\n", res.lines, res.words);
    assert(res.lines == 1);
    assert(res.words == 4);
  }

  { // testing 'task3_stringstats' (two lines)
    const char str[] = "this is \ntwo lines.\n";
    struct StringStats res = task3_stringstats(str);
    printf("stats: %u %u\n", res.lines, res.words);
    assert(res.lines == 2);
    assert(res.words == 4);
  }

  { // testing 'task3_stringstats' (two line leading spaces)
    const char str[] = " this is \n two lines.\n";
    struct StringStats res = task3_stringstats(str);
    printf("stats: %u %u\n", res.lines, res.words);
    assert(res.lines == 2);
    assert(res.words == 4);
  }

  { // testing 'task3_stringstats' (multiple lines)
    const char str[] = "this is \nmore than\ntwo lines.\n";
    struct StringStats res = task3_stringstats(str);
    printf("stats: %u %u\n", res.lines, res.words);
    assert(res.lines == 3);
    assert(res.words == 6);
  }

  { // testing 'task3_stringstats' (multiple lines, empty lines in between, leading spaces, trailing spaces)
    const char str[] = " this is \n more than\n two lines \n including \n\n empty lines \n and spaces.\n";
    // const char str[] = " \n\n ";
    struct StringStats res = task3_stringstats(str);
    printf("stats: %u %u\n", res.lines, res.words);
    assert(res.lines == 7);
    assert(res.words == 11);
  }

  printf("task3.test.c: all asserts passed\n");

  return 0;
}