Add tests for this code to cover the basic cases.
Signed-off-by: Simon Glass sjg@chromium.org ---
scripts/basic/fixdep.c | 73 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 73 insertions(+)
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c index a49d35ba5f6..fe8180ab4e7 100644 --- a/scripts/basic/fixdep.c +++ b/scripts/basic/fixdep.c @@ -425,11 +425,84 @@ static void parse_dep_file(char *m, const char *target) xprintf("$(deps_%s):\n", target); }
+#define CHECKP(expect, got) \ + if (expect != got) { \ + fprintf(stderr, "Test failed at line %d: expect %ld, got %ld\n", \ + __LINE__, expect - buf, got - buf); \ + return 1; \ + } + +#define CHECK(expect, got) \ + if (expect != got) { \ + fprintf(stderr, "Test failed at line %d: expect %p, got %p\n", \ + __LINE__, expect, got); \ + return 1; \ + } + +static int run_tests(void) +{ + const char *out, *end; + char buf_s[40], *buf = buf_s + 1; + + /* make sure the previous char doesn't look like part of the CONFIG */ + buf_s[0] = ' '; + + strcpy(buf, ""); + out = parse_config_line(buf, &end); + CHECK(NULL, out); + CHECK(NULL, end); + + strcpy(buf, "nothing"); + out = parse_config_line(buf, &end); + CHECK(NULL, out); + CHECK(NULL, end); + + strcpy(buf, "CONFIG_OPTION_MORE"); + out = parse_config_line(buf, &end); + CHECKP(buf + 7, out); + CHECKP(buf + 18, end); + + strcpy(buf, "some CONFIG_OPTION_MORE"); + out = parse_config_line(buf, &end); + CHECKP(buf + 12, out); + CHECKP(buf + 23, end); + + strcpy(buf, "some CONFIG_OPTION_MORE here"); + out = parse_config_line(buf, &end); + CHECKP(buf + 12, out); + CHECKP(buf + 23, end); + + strcpy(buf, "CONFIG_OPTION_MODULE"); + out = parse_config_line(buf, &end); + CHECKP(buf + 7, out); + CHECKP(buf + 13, end); + + strcpy(buf, "CONFIG_IS_ENABLED(FRED)"); + out = parse_config_line(buf, &end); + CHECKP(buf + 18, out); + CHECKP(buf + 22, end); + + strcpy(buf, "CONFIG_VAL(MARY)"); + out = parse_config_line(buf, &end); + CHECKP(buf + 11, out); + CHECKP(buf + 15, end); + + return 0; +} + int main(int argc, char *argv[]) { const char *depfile, *target, *cmdline; void *buf;
+ if (argc == 2 && !strcmp("-t", argv[1])) { + if (run_tests()) { + fprintf(stderr, "Tests failed\n"); + return 1; + } + printf("Tests passed\n"); + return 0; + } if (argc != 4) usage();