git.ozlabs.org Git - ccan/blob - tools/ccanlint/compulsory_tests/run_tests.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 static const char *can_run(struct manifest *m)
  18 {
  19         if (safe_mode)
  20                 return "Safe mode enabled";
  21         return NULL;
  22 }
  23
  24 struct run_tests_result {
  25         struct list_node list;
  26         struct ccan_file *file;
  27         const char *output;
  28 };
  29
  30 static void *do_run_tests(struct manifest *m, unsigned int *timeleft)
  31 {
  32         struct list_head *list = talloc(m, struct list_head);
  33         struct run_tests_result *res;
  34         struct ccan_file *i;
  35         char *cmdout;
  36         char *olddir;
  37
  38         /* We run tests in the module directory, so any paths
  39          * referenced can all be module-local. */
  40         olddir = talloc_getcwd(m);
  41         if (!olddir)
  42                 err(1, "Could not save cwd");
  43         if (chdir(m->dir) != 0)
  44                 err(1, "Could not chdir to %s", m->dir);
  45
  46         list_head_init(list);
  47
  48         list_for_each(&m->run_tests, i, list) {
  49                 run_tests.total_score++;
  50                 cmdout = run_command(m, timeleft, i->compiled);
  51                 if (cmdout) {
  52                         res = talloc(list, struct run_tests_result);
  53                         res->file = i;
  54                         res->output = talloc_steal(res, cmdout);
  55                         list_add_tail(list, &res->list);
  56                 }
  57         }
  58
  59         list_for_each(&m->api_tests, i, list) {
  60                 run_tests.total_score++;
  61                 cmdout = run_command(m, timeleft, i->compiled);
  62                 if (cmdout) {
  63                         res = talloc(list, struct run_tests_result);
  64                         res->file = i;
  65                         res->output = talloc_steal(res, cmdout);
  66                         list_add_tail(list, &res->list);
  67                 }
  68         }
  69
  70         if (list_empty(list)) {
  71                 talloc_free(list);
  72                 list = NULL;
  73         }
  74
  75         if (chdir(olddir) != 0)
  76                 err(1, "Could not chdir to %s", olddir);
  77
  78         return list;
  79 }
  80
  81 static unsigned int score_run_tests(struct manifest *m, void *check_result)
  82 {
  83         struct list_head *list = check_result;
  84         struct run_tests_result *i;
  85         unsigned int score = run_tests.total_score;
  86
  87         list_for_each(list, i, list)
  88                 score--;
  89         return score;
  90 }
  91
  92 static const char *describe_run_tests(struct manifest *m,
  93                                           void *check_result)
  94 {
  95         struct list_head *list = check_result;
  96         char *descrip = talloc_strdup(check_result, "Running tests failed:\n");
  97         struct run_tests_result *i;
  98
  99         list_for_each(list, i, list)
 100                 descrip = talloc_asprintf_append(descrip, "Running %s:\n%s",
 101                                                  i->file->name, i->output);
 102         return descrip;
 103 }
 104
 105 /* Gcc's warn_unused_result is fascist bullshit. */
 106 #define doesnt_matter()
 107
 108 static void run_under_debugger(struct manifest *m, void *check_result)
 109 {
 110         char *command;
 111         struct list_head *list = check_result;
 112         struct run_tests_result *first;
 113
 114         if (!ask("Should I run the first failing test under the debugger?"))
 115                 return;
 116
 117         first = list_top(list, struct run_tests_result, list);
 118         command = talloc_asprintf(m, "gdb -ex 'break tap.c:136' -ex 'run' %s",
 119                                   first->file->compiled);
 120         if (system(command))
 121                 doesnt_matter();
 122 }
 123
 124 struct ccanlint run_tests = {
 125         .key = "run",
 126         .name = "Module's run and api tests pass",
 127         .score = score_run_tests,
 128         .check = do_run_tests,
 129         .describe = describe_run_tests,
 130         .can_run = can_run,
 131         .handle = run_under_debugger
 132 };
 133
 134 REGISTER_TEST(run_tests, &compile_tests, NULL);