diff options
| -rwxr-xr-x | t/t0040-parse-options.sh | 1 | ||||
| -rw-r--r-- | test-parse-options.c | 90 |
2 files changed, 76 insertions, 15 deletions
diff --git a/t/t0040-parse-options.sh b/t/t0040-parse-options.sh index dbaee5526a..d678fbf1b7 100755 --- a/t/t0040-parse-options.sh +++ b/t/t0040-parse-options.sh @@ -45,6 +45,7 @@ Standard options -v, --verbose be verbose -n, --dry-run dry run -q, --quiet be quiet + --expect <string> expected output in the variable dump EOF diff --git a/test-parse-options.c b/test-parse-options.c index b5f4e900ba..8a1235d03e 100644 --- a/test-parse-options.c +++ b/test-parse-options.c @@ -39,6 +39,61 @@ static int number_callback(const struct option *opt, const char *arg, int unset) return 0; } +static int collect_expect(const struct option *opt, const char *arg, int unset) +{ + struct string_list *expect; + struct string_list_item *item; + struct strbuf label = STRBUF_INIT; + const char *colon; + + if (!arg || unset) + die("malformed --expect option"); + + expect = (struct string_list *)opt->value; + colon = strchr(arg, ':'); + if (!colon) + die("malformed --expect option, lacking a colon"); + strbuf_add(&label, arg, colon - arg); + item = string_list_insert(expect, strbuf_detach(&label, NULL)); + if (item->util) + die("malformed --expect option, duplicate %s", label.buf); + item->util = (void *)arg; + return 0; +} + +__attribute__((format (printf,3,4))) +static void show(struct string_list *expect, int *status, const char *fmt, ...) +{ + struct string_list_item *item; + struct strbuf buf = STRBUF_INIT; + va_list args; + + va_start(args, fmt); + strbuf_vaddf(&buf, fmt, args); + va_end(args); + + if (!expect->nr) + printf("%s\n", buf.buf); + else { + char *colon = strchr(buf.buf, ':'); + if (!colon) + die("malformed output format, output lacking colon: %s", fmt); + *colon = '\0'; + item = string_list_lookup(expect, buf.buf); + *colon = ':'; + if (!item) + ; /* not among entries being checked */ + else { + if (strcmp((const char *)item->util, buf.buf)) { + printf("-%s\n", (char *)item->util); + printf("+%s\n", buf.buf); + *status = 1; + } + } + } + strbuf_release(&buf); +} + int main(int argc, char **argv) { const char *prefix = "prefix/"; @@ -46,6 +101,7 @@ int main(int argc, char **argv) "test-parse-options <options>", NULL }; + struct string_list expect = STRING_LIST_INIT_NODUP; struct option options[] = { OPT_BOOL(0, "yes", &boolean, "get a boolean"), OPT_BOOL('D', "no-doubt", &boolean, "begins with 'no-'"), @@ -86,34 +142,38 @@ int main(int argc, char **argv) OPT__VERBOSE(&verbose, "be verbose"), OPT__DRY_RUN(&dry_run, "dry run"), OPT__QUIET(&quiet, "be quiet"), + OPT_CALLBACK(0, "expect", &expect, "string", + "expected output in the variable dump", + collect_expect), OPT_END(), }; int i; + int ret = 0; argc = parse_options(argc, (const char **)argv, prefix, options, usage, 0); if (length_cb.called) { const char *arg = length_cb.arg; int unset = length_cb.unset; - printf("Callback: \"%s\", %d\n", - (arg ? arg : "not set"), unset); + show(&expect, &ret, "Callback: \"%s\", %d", + (arg ? arg : "not set"), unset); } - printf("boolean: %d\n", boolean); - printf("integer: %d\n", integer); - printf("magnitude: %lu\n", magnitude); - printf("timestamp: %lu\n", timestamp); - printf("string: %s\n", string ? string : "(not set)"); - printf("abbrev: %d\n", abbrev); - printf("verbose: %d\n", verbose); - printf("quiet: %d\n", quiet); - printf("dry run: %s\n", dry_run ? "yes" : "no"); - printf("file: %s\n", file ? file : "(not set)"); + show(&expect, &ret, "boolean: %d", boolean); + show(&expect, &ret, "integer: %d", integer); + show(&expect, &ret, "magnitude: %lu", magnitude); + show(&expect, &ret, "timestamp: %lu", timestamp); + show(&expect, &ret, "string: %s", string ? string : "(not set)"); + show(&expect, &ret, "abbrev: %d", abbrev); + show(&expect, &ret, "verbose: %d", verbose); + show(&expect, &ret, "quiet: %d", quiet); + show(&expect, &ret, "dry run: %s", dry_run ? "yes" : "no"); + show(&expect, &ret, "file: %s", file ? file : "(not set)"); for (i = 0; i < list.nr; i++) - printf("list: %s\n", list.items[i].string); + show(&expect, &ret, "list: %s", list.items[i].string); for (i = 0; i < argc; i++) - printf("arg %02d: %s\n", i, argv[i]); + show(&expect, &ret, "arg %02d: %s", i, argv[i]); - return 0; + return ret; } |