text: #pragma once
  
  #include "../include/libk/ctype.h"
  #include "unity.h"
  
  void isspace01_space(void) {
     int result = isspace(' ');
     TEST_ASSERT_TRUE(result);
  }
  
  void isspace02_special(void) {
     int result = isspace('\r');
     TEST_ASSERT_TRUE(result);
  }
  
  void isspace03_nonspace(void) {
     int result = isspace('g');
     TEST_ASSERT_FALSE(result);
  }
  
  void isdigit01_zero(void) {
     TEST_ASSERT_TRUE(isdigit('0'));
  }
  
  void isdigit02_middle(void) {
     TEST_ASSERT_TRUE(isdigit('4'));
  }
  
  void isdigit03_last(void) {
     TEST_ASSERT_TRUE(isdigit('9'));
  }
  
  void isdigit04_nondigit(void) {
     TEST_ASSERT_FALSE(isdigit('a'));
  }