git.ozlabs.org Git - ccan/blob - tools/ccanlint/tests/run_tests_valgrind.c

   1 #include <tools/ccanlint/ccanlint.h>
   2 #include <tools/tools.h>
   3 #include <ccan/talloc/talloc.h>
   4 #include <ccan/str/str.h>
   5 #include <sys/types.h>
   6 #include <sys/stat.h>
   7 #include <fcntl.h>
   8 #include <unistd.h>
   9 #include <limits.h>
  10 #include <errno.h>
  11 #include <stdlib.h>
  12 #include <stdio.h>
  13 #include <err.h>
  14 #include <string.h>
  15 #include <ctype.h>
  16
  17 /* Note: we already test safe_mode in run_tests.c */
  18 static const char *can_run_vg(struct manifest *m)
  19 {
  20         unsigned int timeleft = default_timeout_ms;
  21         char *output = run_command(m, &timeleft, "valgrind -q --error-exitcode=0 true");
  22
  23         if (output)
  24                 return talloc_asprintf(m, "No valgrind support: %s", output);
  25         return NULL;
  26 }
  27
  28 struct run_tests_result {
  29         struct list_node list;
  30         struct ccan_file *file;
  31         const char *output;
  32 };
  33
  34 static void *do_run_tests_vg(struct manifest *m,
  35                              bool keep,
  36                              unsigned int *timeleft)
  37 {
  38         struct list_head *list = talloc(m, struct list_head);
  39         struct run_tests_result *res;
  40         struct ccan_file *i;
  41         char *cmdout;
  42
  43         list_head_init(list);
  44
  45         list_for_each(&m->run_tests, i, list) {
  46                 run_tests_vg.total_score++;
  47                 cmdout = run_command(m, timeleft,
  48                                      "valgrind -q --error-exitcode=100 %s",
  49                                      i->compiled);
  50                 if (cmdout) {
  51                         res = talloc(list, struct run_tests_result);
  52                         res->file = i;
  53                         res->output = talloc_steal(res, cmdout);
  54                         list_add_tail(list, &res->list);
  55                 }
  56         }
  57
  58         list_for_each(&m->api_tests, i, list) {
  59                 run_tests_vg.total_score++;
  60                 cmdout = run_command(m, timeleft,
  61                                      "valgrind -q --error-exitcode=100 %s",
  62                                      i->compiled);
  63                 if (cmdout) {
  64                         res = talloc(list, struct run_tests_result);
  65                         res->file = i;
  66                         res->output = talloc_steal(res, cmdout);
  67                         list_add_tail(list, &res->list);
  68                 }
  69         }
  70
  71         if (list_empty(list)) {
  72                 talloc_free(list);
  73                 list = NULL;
  74         }
  75
  76         return list;
  77 }
  78
  79 static unsigned int score_run_tests_vg(struct manifest *m, void *check_result)
  80 {
  81         struct list_head *list = check_result;
  82         struct run_tests_result *i;
  83         unsigned int score = run_tests_vg.total_score;
  84
  85         list_for_each(list, i, list)
  86                 score--;
  87         return score;
  88 }
  89
  90 static const char *describe_run_tests_vg(struct manifest *m,
  91                                          void *check_result)
  92 {
  93         struct list_head *list = check_result;
  94         char *descrip = talloc_strdup(check_result, "Running tests under valgrind failed:\n");
  95         struct run_tests_result *i;
  96
  97         list_for_each(list, i, list)
  98                 descrip = talloc_asprintf_append(descrip, "Running %s:\n%s",
  99                                                  i->file->name, i->output);
 100         return descrip;
 101 }
 102
 103 /* Gcc's warn_unused_result is fascist bullshit. */
 104 #define doesnt_matter()
 105
 106 static void run_under_debugger_vg(struct manifest *m, void *check_result)
 107 {
 108         struct list_head *list = check_result;
 109         struct run_tests_result *first;
 110         char *command;
 111
 112         if (!ask("Should I run the first failing test under the debugger?"))
 113                 return;
 114
 115         first = list_top(list, struct run_tests_result, list);
 116         command = talloc_asprintf(m, "valgrind --db-attach=yes %s",
 117                                   first->file->compiled);
 118         if (system(command))
 119                 doesnt_matter();
 120 }
 121
 122 struct ccanlint run_tests_vg = {
 123         .key = "valgrind-tests",
 124         .name = "Module's run and api tests succeed under valgrind",
 125         .score = score_run_tests_vg,
 126         .check = do_run_tests_vg,
 127         .describe = describe_run_tests_vg,
 128         .can_run = can_run_vg,
 129         .handle = run_under_debugger_vg
 130 };
 131
 132 REGISTER_TEST(run_tests_vg, &run_tests, NULL);