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-rw-r--r--t/helper/test-bloom.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/t/helper/test-bloom.c b/t/helper/test-bloom.c
index f9c0ce2bae..77eb27adac 100644
--- a/t/helper/test-bloom.c
+++ b/t/helper/test-bloom.c
@@ -43,10 +43,21 @@ static void get_bloom_filter_for_commit(const struct object_id *commit_oid)
print_bloom_filter(filter);
}
+static const char *bloom_usage = "\n"
+" test-tool bloom get_murmer3 <string>\n"
+" test-tool bloom generate_filter <string> [<string>...]\n"
+" test-tool get_filter_for_commit <commit-hex>\n";
+
int cmd__bloom(int argc, const char **argv)
{
+ if (argc < 2)
+ usage(bloom_usage);
+
if (!strcmp(argv[1], "get_murmur3")) {
- uint32_t hashed = murmur3_seeded(0, argv[2], strlen(argv[2]));
+ uint32_t hashed;
+ if (argc < 3)
+ usage(bloom_usage);
+ hashed = murmur3_seeded(0, argv[2], strlen(argv[2]));
printf("Murmur3 Hash with seed=0:0x%08x\n", hashed);
}
@@ -56,9 +67,8 @@ int cmd__bloom(int argc, const char **argv)
filter.len = (settings.bits_per_entry + BITS_PER_WORD - 1) / BITS_PER_WORD;
filter.data = xcalloc(filter.len, sizeof(unsigned char));
- if (!argv[2]) {
- die("at least one input string expected");
- }
+ if (argc - 1 < i)
+ usage(bloom_usage);
while (argv[i]) {
add_string_to_filter(argv[i], &filter);
@@ -71,6 +81,8 @@ int cmd__bloom(int argc, const char **argv)
if (!strcmp(argv[1], "get_filter_for_commit")) {
struct object_id oid;
const char *end;
+ if (argc < 3)
+ usage(bloom_usage);
if (parse_oid_hex(argv[2], &oid, &end))
die("cannot parse oid '%s'", argv[2]);
init_bloom_filters();