1 #include <tools/ccanlint/ccanlint.h>
2 #include <tools/tools.h>
3 #include <ccan/talloc/talloc.h>
4 #include <ccan/str/str.h>
17 /* Note: we already test safe_mode in run_tests.c */
18 static const char *can_run_coverage(struct manifest *m)
20 unsigned int timeleft = default_timeout_ms;
21 char *output = run_command(m, &timeleft, "gcov -h");
24 return talloc_asprintf(m, "No gcov support: %s", output);
28 static bool build_module_objs_with_coverage(struct manifest *m, bool keep,
34 *modobjs = talloc_strdup(m, "");
35 list_for_each(&m->c_files, i, list) {
37 char *fullfile = talloc_asprintf(m, "%s/%s", m->dir, i->name);
39 i->cov_compiled = maybe_temp_file(m, "", keep, fullfile);
40 err = compile_object(m, fullfile, ccan_dir, "",
43 score_file_error(score, i, 0, err);
44 talloc_free(i->cov_compiled);
45 i->cov_compiled = NULL;
48 *modobjs = talloc_asprintf_append(*modobjs,
49 " %s", i->cov_compiled);
54 static char *obj_list(const struct manifest *m, const char *modobjs)
59 /* We expect to be linked with tap, unless that's us. */
60 if (!streq(m->basename, "tap"))
61 list = talloc_asprintf(m, "%s/ccan/tap.o", ccan_dir);
63 list = talloc_strdup(m, "");
65 /* Objects from any other C files. */
66 list_for_each(&m->other_test_c_files, i, list)
67 list = talloc_asprintf_append(list, " %s", i->compiled);
70 list = talloc_append_string(list, modobjs);
72 /* Other ccan modules (don't need coverage versions of those). */
73 list_for_each(&m->dep_dirs, i, list) {
75 list = talloc_asprintf_append(list, " %s", i->compiled);
81 static char *lib_list(const struct manifest *m)
84 char **libs = get_libs(m, m->dir, &num, &m->info_file->compiled);
85 char *ret = talloc_strdup(m, "");
87 for (i = 0; i < num; i++)
88 ret = talloc_asprintf_append(ret, "-l%s ", libs[i]);
92 static char *cov_compile(const void *ctx,
94 struct ccan_file *file,
100 file->cov_compiled = maybe_temp_file(ctx, "", keep, file->fullname);
101 errmsg = compile_and_link(ctx, file->fullname, ccan_dir,
102 obj_list(m, modobjs),
104 lib_list(m), file->cov_compiled);
106 talloc_free(file->cov_compiled);
107 file->cov_compiled = NULL;
114 /* FIXME: Coverage from testable examples as well. */
115 static void do_compile_coverage_tests(struct manifest *m,
117 unsigned int *timeleft,
120 char *cmdout, *modobjs = NULL;
123 if (!list_empty(&m->api_tests)
124 && !build_module_objs_with_coverage(m, keep, score, &modobjs)) {
125 score->error = "Failed to compile module objects with coverage";
129 list_for_each(&m->run_tests, i, list) {
130 cmdout = cov_compile(m, m, i, NULL, keep);
132 score->error = "Failed to compile test with coverage";
133 score_file_error(score, i, 0, cmdout);
137 list_for_each(&m->api_tests, i, list) {
138 cmdout = cov_compile(m, m, i, modobjs, keep);
140 score->error = "Failed to compile test with coverage";
141 score_file_error(score, i, 0, cmdout);
146 score->score = score->total;
150 struct ccanlint compile_coverage_tests = {
151 .key = "compile-coverage-tests",
152 .name = "Module tests compile with profiling",
153 .check = do_compile_coverage_tests,
154 .can_run = can_run_coverage,
157 REGISTER_TEST(compile_coverage_tests, &compile_tests, NULL);