1 | #include <stdio.h>
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2 | #include <stdlib.h>
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3 | #include <string.h>
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4 | #include <assert.h>
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5 |
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6 | #include "mr_mem.h"
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7 | #include "mr_file.h"
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8 |
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9 | void is_null(const char* str)
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10 | {
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11 | if (str == NULL)
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12 | printf("pointer is null\n");
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13 | else
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14 | printf("pointer is NOT null\n");
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15 | }
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16 |
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17 | int main(void)
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18 | {
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19 | char *str = NULL;
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20 | FILE *fd = NULL;
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21 | size_t n = 0;
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22 |
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23 | printf("*** Test with mr_malloc/mr_free\n");
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24 | str = mr_malloc(10);
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25 | is_null(str);
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26 | mr_free(str);
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27 | is_null(str);
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28 |
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29 | printf("*** Test with mr_asprintf/mr_free\n");
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30 | mr_asprintf(&str,"Chain %s","of trust");
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31 | printf("Result: %s\n",str);
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32 | mr_free(str);
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33 |
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34 | printf("*** Test with mr_strcat\n");
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35 | mr_asprintf(&str,"Another Chain");
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36 | mr_strcat(str," of trust");
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37 | printf("Result: %s\n",str);
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38 | mr_free(str);
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39 |
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40 | printf("*** Test2 with mr_strcat\n");
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41 | mr_asprintf(&str,"Another Chain");
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42 | mr_strcat(str," %s", "of distrust");
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43 | printf("Result: %s\n",str);
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44 | mr_free(str);
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45 |
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46 | printf("*** Test with mr_getline/mr_free\n");
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47 | fd = mr_fopen("/etc/passwd","r");
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48 | mr_getline(&str,&n,fd);
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49 | printf("1st Result: %s",str);
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50 | mr_getline(&str,&n,fd);
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51 | printf("2nd Result: %s",str);
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52 | mr_getline(&str,&n,fd);
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53 | strcpy(str,"another line\n");
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54 | printf("3rd Result: %s",str);
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55 | mr_free(str);
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56 |
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57 | printf("*** Test with NULL\n");
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58 | str = NULL;
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59 | is_null(str);
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60 | mr_free(str);
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61 | is_null(str);
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62 |
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63 | return 0;
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64 | }
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65 |
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