diff options
Diffstat (limited to 'reftable/readwrite_test.c')
| -rw-r--r-- | reftable/readwrite_test.c | 170 |
1 files changed, 167 insertions, 3 deletions
diff --git a/reftable/readwrite_test.c b/reftable/readwrite_test.c index 70c7aed..469ab79 100644 --- a/reftable/readwrite_test.c +++ b/reftable/readwrite_test.c @@ -100,7 +100,7 @@ static void write_table(char ***names, struct strbuf *buf, int N, n = reftable_writer_close(w); EXPECT(n == 0); - stats = writer_stats(w); + stats = reftable_writer_stats(w); for (i = 0; i < stats->ref_stats.blocks; i++) { int off = i * opts.block_size; if (off == 0) { @@ -239,7 +239,7 @@ static void test_log_write_read(void) n = reftable_writer_close(w); EXPECT(n == 0); - stats = writer_stats(w); + stats = reftable_writer_stats(w); EXPECT(stats->log_stats.blocks > 0); reftable_writer_free(w); w = NULL; @@ -288,6 +288,71 @@ static void test_log_write_read(void) reader_close(&rd); } +static void test_log_zlib_corruption(void) +{ + struct reftable_write_options opts = { + .block_size = 256, + }; + struct reftable_iterator it = { 0 }; + struct reftable_reader rd = { 0 }; + struct reftable_block_source source = { 0 }; + struct strbuf buf = STRBUF_INIT; + struct reftable_writer *w = + reftable_new_writer(&strbuf_add_void, &buf, &opts); + const struct reftable_stats *stats = NULL; + uint8_t hash1[GIT_SHA1_RAWSZ] = { 1 }; + uint8_t hash2[GIT_SHA1_RAWSZ] = { 2 }; + char message[100] = { 0 }; + int err, i, n; + + struct reftable_log_record log = { + .refname = "refname", + .value_type = REFTABLE_LOG_UPDATE, + .value = { + .update = { + .new_hash = hash1, + .old_hash = hash2, + .name = "My Name", + .email = "myname@invalid", + .message = message, + }, + }, + }; + + for (i = 0; i < sizeof(message) - 1; i++) + message[i] = (uint8_t)(rand() % 64 + ' '); + + reftable_writer_set_limits(w, 1, 1); + + err = reftable_writer_add_log(w, &log); + EXPECT_ERR(err); + + n = reftable_writer_close(w); + EXPECT(n == 0); + + stats = reftable_writer_stats(w); + EXPECT(stats->log_stats.blocks > 0); + reftable_writer_free(w); + w = NULL; + + /* corrupt the data. */ + buf.buf[50] ^= 0x99; + + block_source_from_strbuf(&source, &buf); + + err = init_reader(&rd, &source, "file.log"); + EXPECT_ERR(err); + + err = reftable_reader_seek_log(&rd, &it, "refname"); + EXPECT(err == REFTABLE_ZLIB_ERROR); + + reftable_iterator_destroy(&it); + + /* cleanup. */ + strbuf_release(&buf); + reader_close(&rd); +} + static void test_table_read_write_sequential(void) { char **names; @@ -602,6 +667,102 @@ static void test_write_empty_table(void) strbuf_release(&buf); } +static void test_write_object_id_min_length(void) +{ + struct reftable_write_options opts = { + .block_size = 75, + }; + struct strbuf buf = STRBUF_INIT; + struct reftable_writer *w = + reftable_new_writer(&strbuf_add_void, &buf, &opts); + uint8_t hash[GIT_SHA1_RAWSZ] = {42}; + struct reftable_ref_record ref = { + .update_index = 1, + .value_type = REFTABLE_REF_VAL1, + .value.val1 = hash, + }; + int err; + int i; + + reftable_writer_set_limits(w, 1, 1); + + /* Write the same hash in many refs. If there is only 1 hash, the + * disambiguating prefix is length 0 */ + for (i = 0; i < 256; i++) { + char name[256]; + snprintf(name, sizeof(name), "ref%05d", i); + ref.refname = name; + err = reftable_writer_add_ref(w, &ref); + EXPECT_ERR(err); + } + + err = reftable_writer_close(w); + EXPECT_ERR(err); + EXPECT(reftable_writer_stats(w)->object_id_len == 2); + reftable_writer_free(w); + strbuf_release(&buf); +} + +static void test_write_object_id_length(void) +{ + struct reftable_write_options opts = { + .block_size = 75, + }; + struct strbuf buf = STRBUF_INIT; + struct reftable_writer *w = + reftable_new_writer(&strbuf_add_void, &buf, &opts); + uint8_t hash[GIT_SHA1_RAWSZ] = {42}; + struct reftable_ref_record ref = { + .update_index = 1, + .value_type = REFTABLE_REF_VAL1, + .value.val1 = hash, + }; + int err; + int i; + + reftable_writer_set_limits(w, 1, 1); + + /* Write the same hash in many refs. If there is only 1 hash, the + * disambiguating prefix is length 0 */ + for (i = 0; i < 256; i++) { + char name[256]; + snprintf(name, sizeof(name), "ref%05d", i); + ref.refname = name; + ref.value.val1[15] = i; + err = reftable_writer_add_ref(w, &ref); + EXPECT_ERR(err); + } + + err = reftable_writer_close(w); + EXPECT_ERR(err); + EXPECT(reftable_writer_stats(w)->object_id_len == 16); + reftable_writer_free(w); + strbuf_release(&buf); +} + +static void test_write_empty_key(void) +{ + struct reftable_write_options opts = { 0 }; + struct strbuf buf = STRBUF_INIT; + struct reftable_writer *w = + reftable_new_writer(&strbuf_add_void, &buf, &opts); + struct reftable_ref_record ref = { + .refname = "", + .update_index = 1, + .value_type = REFTABLE_REF_DELETION, + }; + int err; + + reftable_writer_set_limits(w, 1, 1); + err = reftable_writer_add_ref(w, &ref); + EXPECT(err == REFTABLE_API_ERROR); + + err = reftable_writer_close(w); + EXPECT(err == REFTABLE_EMPTY_TABLE_ERROR); + reftable_writer_free(w); + strbuf_release(&buf); +} + static void test_write_key_order(void) { struct reftable_write_options opts = { 0 }; @@ -631,7 +792,6 @@ static void test_write_key_order(void) err = reftable_writer_add_ref(w, &refs[0]); EXPECT_ERR(err); err = reftable_writer_add_ref(w, &refs[1]); - printf("%d\n", err); EXPECT(err == REFTABLE_API_ERROR); reftable_writer_close(w); reftable_writer_free(w); @@ -667,6 +827,7 @@ static void test_corrupt_table(void) int readwrite_test_main(int argc, const char *argv[]) { + RUN_TEST(test_log_zlib_corruption); RUN_TEST(test_corrupt_table); RUN_TEST(test_corrupt_table_empty); RUN_TEST(test_log_write_read); @@ -681,7 +842,10 @@ int readwrite_test_main(int argc, const char *argv[]) RUN_TEST(test_table_read_write_seek_index); RUN_TEST(test_table_refs_for_no_index); RUN_TEST(test_table_refs_for_obj_index); + RUN_TEST(test_write_empty_key); RUN_TEST(test_write_empty_table); RUN_TEST(test_log_overflow); + RUN_TEST(test_write_object_id_length); + RUN_TEST(test_write_object_id_min_length); return 0; } |