test-lparse.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <sys/stat.h>
   4 #include <strings.h>
   5 #include <string.h>
   6 #include <errno.h>
   7 #include <signal.h>
   8 #include <unistd.h>
   9 #include "lparse.h"
  10
  11 #define CLR_RESET     "\033[m"
  12 #define CLR_BOLD      "\033[1m"
  13 #define CLR_RED       "\033[31m"
  14 #define CLR_GREEN     "\033[32m"
  15 #define CLR_BROWN     "\033[33m"
  16 #define CLR_YELLOW    "\033[33m\033[1m"
  17 #define CLR_BLUE      "\033[34m"
  18 #define CLR_MAGENTA   "\033[35m"
  19 #define CLR_CYAN      "\033[36m"
  20 #define CLR_BG_RED    "\033[41m"
  21
  22 static struct lparse_test {
  23         char *path;
  24         size_t lines, empty;
  25         int max_runtime;
  26 } testfiles[] = {
  27         { "logs/nuls.log", 20002, 8, 2 },
  28         { "logs/no-lf-terminator.log", 1, 0, 1 },
  29         { "logs/beta.log", 6114, 0, 2 },
  30         { NULL },
  31 };
  32
  33 static struct lparse_test *t;
  34
  35 void sighandler(int signum)
  36 {
  37         if (signum == SIGALRM) {
  38                 fprintf(stderr, "Failed to complete parsing %s in under %d seconds\n",
  39                                 t->path, t->max_runtime);
  40         }
  41         exit(1);
  42 }
  43
  44 static int lines, empty;
  45 static unsigned long long bytes = 0;
  46 static int check_line(char *str, size_t len)
  47 {
  48         if (!len)
  49                 empty++;
  50         else
  51                 lines++;
  52         bytes += len + 1;
  53         return 0;
  54 }
  55
  56 #define print_expected(a, b, what) \
  57         printf("#    expected %llu " what ", got %llu. delta %d\n", \
  58                            (unsigned long long)a, (unsigned long long)b, (int)(a - b));
  59
  60 int main(int argc, char **argv)
  61 {
  62         int i, passed = 0, failed = 0, use_alarm = 1;
  63         const char *green, *cyan, *red, *yellow, *reset;
  64
  65         if (isatty(fileno(stdout))) {
  66                 green = CLR_GREEN;
  67                 red = CLR_RED;
  68                 yellow = CLR_YELLOW;
  69                 cyan = CLR_CYAN;
  70                 reset = CLR_RESET;
  71         } else {
  72                 green = red = yellow = cyan = reset = "";
  73         }
  74
  75         signal(SIGALRM, sighandler);
  76
  77         for (i = 1; i < argc; i++) {
  78                 if (!strcmp(argv[i], "--no-alarm"))
  79                         use_alarm = 0;
  80         }
  81
  82         for (i = 0; testfiles[i].path; i++) {
  83                 struct stat st;
  84
  85                 t = &testfiles[i];
  86
  87                 if (stat(testfiles[i].path, &st) < 0) {
  88                         fprintf(stderr, "Failed to stat '%s': %s\n", t->path, strerror(errno));
  89                         exit(1);
  90                 }
  91
  92                 if (use_alarm && t->max_runtime)
  93                         alarm(t->max_runtime);
  94                 lparse_path(t->path, st.st_size, check_line);
  95                 if (use_alarm && t->max_runtime)
  96                         alarm(0);
  97
  98                 if (lines == t->lines && t->empty == empty && bytes == st.st_size) {
  99                         passed++;
 100                         printf("%sPASS%s %s\n", green, reset, t->path);
 101                 } else {
 102                         if (lines == t->lines)
 103                                 printf("%spass%s %s\n", yellow, reset, t->path);
 104                         else {
 105                                 failed++;
 106                                 printf("%sFAIL%s %s\n", red, reset, t->path);
 107                         }
 108                         if (lines != t->lines)
 109                                 print_expected(t->lines, lines, "lines");
 110                         if (empty != t->empty)
 111                                 print_expected(t->empty, empty, "empty lines");
 112                         if (st.st_size != bytes)
 113                                 print_expected(st.st_size, bytes, "bytes");
 114                 }
 115
 116                 lines = bytes = empty = 0;
 117         }
 118
 119         if (!failed)
 120                 return 0;
 121
 122         return 1;
 123 }