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-rw-r--r--reftable/stack_test.c979
1 files changed, 0 insertions, 979 deletions
diff --git a/reftable/stack_test.c b/reftable/stack_test.c
deleted file mode 100644
index d0b717510f..0000000000
--- a/reftable/stack_test.c
+++ /dev/null
@@ -1,979 +0,0 @@
-/*
-Copyright 2020 Google LLC
-
-Use of this source code is governed by a BSD-style
-license that can be found in the LICENSE file or at
-https://developers.google.com/open-source/licenses/bsd
-*/
-
-#include "stack.h"
-
-#include "system.h"
-
-#include "reftable-reader.h"
-#include "merged.h"
-#include "basics.h"
-#include "constants.h"
-#include "record.h"
-#include "test_framework.h"
-#include "reftable-tests.h"
-#include "reader.h"
-
-#include <sys/types.h>
-#include <dirent.h>
-
-static void clear_dir(const char *dirname)
-{
- struct strbuf path = STRBUF_INIT;
- strbuf_addstr(&path, dirname);
- remove_dir_recursively(&path, 0);
- strbuf_release(&path);
-}
-
-static int count_dir_entries(const char *dirname)
-{
- DIR *dir = opendir(dirname);
- int len = 0;
- struct dirent *d;
- if (!dir)
- return 0;
-
- while ((d = readdir(dir))) {
- if (!strcmp(d->d_name, "..") || !strcmp(d->d_name, "."))
- continue;
- len++;
- }
- closedir(dir);
- return len;
-}
-
-/*
- * Work linenumber into the tempdir, so we can see which tests forget to
- * cleanup.
- */
-static char *get_tmp_template(int linenumber)
-{
- const char *tmp = getenv("TMPDIR");
- static char template[1024];
- snprintf(template, sizeof(template) - 1, "%s/stack_test-%d.XXXXXX",
- tmp ? tmp : "/tmp", linenumber);
- return template;
-}
-
-static char *get_tmp_dir(int linenumber)
-{
- char *dir = get_tmp_template(linenumber);
- EXPECT(mkdtemp(dir));
- return dir;
-}
-
-static void test_read_file(void)
-{
- char *fn = get_tmp_template(__LINE__);
- int fd = mkstemp(fn);
- char out[1024] = "line1\n\nline2\nline3";
- int n, err;
- char **names = NULL;
- char *want[] = { "line1", "line2", "line3" };
- int i = 0;
-
- EXPECT(fd > 0);
- n = write(fd, out, strlen(out));
- EXPECT(n == strlen(out));
- err = close(fd);
- EXPECT(err >= 0);
-
- err = read_lines(fn, &names);
- EXPECT_ERR(err);
-
- for (i = 0; names[i]; i++) {
- EXPECT(0 == strcmp(want[i], names[i]));
- }
- free_names(names);
- (void) remove(fn);
-}
-
-static void test_parse_names(void)
-{
- char buf[] = "line\n";
- char **names = NULL;
- parse_names(buf, strlen(buf), &names);
-
- EXPECT(NULL != names[0]);
- EXPECT(0 == strcmp(names[0], "line"));
- EXPECT(NULL == names[1]);
- free_names(names);
-}
-
-static void test_names_equal(void)
-{
- char *a[] = { "a", "b", "c", NULL };
- char *b[] = { "a", "b", "d", NULL };
- char *c[] = { "a", "b", NULL };
-
- EXPECT(names_equal(a, a));
- EXPECT(!names_equal(a, b));
- EXPECT(!names_equal(a, c));
-}
-
-static int write_test_ref(struct reftable_writer *wr, void *arg)
-{
- struct reftable_ref_record *ref = arg;
- reftable_writer_set_limits(wr, ref->update_index, ref->update_index);
- return reftable_writer_add_ref(wr, ref);
-}
-
-struct write_log_arg {
- struct reftable_log_record *log;
- uint64_t update_index;
-};
-
-static int write_test_log(struct reftable_writer *wr, void *arg)
-{
- struct write_log_arg *wla = arg;
-
- reftable_writer_set_limits(wr, wla->update_index, wla->update_index);
- return reftable_writer_add_log(wr, wla->log);
-}
-
-static void test_reftable_stack_add_one(void)
-{
- char *dir = get_tmp_dir(__LINE__);
- struct strbuf scratch = STRBUF_INIT;
- int mask = umask(002);
- struct reftable_write_options cfg = {
- .default_permissions = 0660,
- };
- struct reftable_stack *st = NULL;
- int err;
- struct reftable_ref_record ref = {
- .refname = "HEAD",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- struct reftable_ref_record dest = { NULL };
- struct stat stat_result = { 0 };
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_test_ref, &ref);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_ref(st, ref.refname, &dest);
- EXPECT_ERR(err);
- EXPECT(0 == strcmp("master", dest.value.symref));
- EXPECT(st->readers_len > 0);
-
- printf("testing print functionality:\n");
- err = reftable_stack_print_directory(dir, GIT_SHA1_FORMAT_ID);
- EXPECT_ERR(err);
-
- err = reftable_stack_print_directory(dir, GIT_SHA256_FORMAT_ID);
- EXPECT(err == REFTABLE_FORMAT_ERROR);
-
-#ifndef GIT_WINDOWS_NATIVE
- strbuf_addstr(&scratch, dir);
- strbuf_addstr(&scratch, "/tables.list");
- err = stat(scratch.buf, &stat_result);
- EXPECT(!err);
- EXPECT((stat_result.st_mode & 0777) == cfg.default_permissions);
-
- strbuf_reset(&scratch);
- strbuf_addstr(&scratch, dir);
- strbuf_addstr(&scratch, "/");
- /* do not try at home; not an external API for reftable. */
- strbuf_addstr(&scratch, st->readers[0]->name);
- err = stat(scratch.buf, &stat_result);
- EXPECT(!err);
- EXPECT((stat_result.st_mode & 0777) == cfg.default_permissions);
-#else
- (void) stat_result;
-#endif
-
- reftable_ref_record_release(&dest);
- reftable_stack_destroy(st);
- strbuf_release(&scratch);
- clear_dir(dir);
- umask(mask);
-}
-
-static void test_reftable_stack_uptodate(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st1 = NULL;
- struct reftable_stack *st2 = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- int err;
- struct reftable_ref_record ref1 = {
- .refname = "HEAD",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- struct reftable_ref_record ref2 = {
- .refname = "branch2",
- .update_index = 2,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
-
-
- /* simulate multi-process access to the same stack
- by creating two stacks for the same directory.
- */
- err = reftable_new_stack(&st1, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_new_stack(&st2, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st1, &write_test_ref, &ref1);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st2, &write_test_ref, &ref2);
- EXPECT(err == REFTABLE_LOCK_ERROR);
-
- err = reftable_stack_reload(st2);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st2, &write_test_ref, &ref2);
- EXPECT_ERR(err);
- reftable_stack_destroy(st1);
- reftable_stack_destroy(st2);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_transaction_api(void)
-{
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
- struct reftable_addition *add = NULL;
-
- struct reftable_ref_record ref = {
- .refname = "HEAD",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- struct reftable_ref_record dest = { NULL };
-
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- reftable_addition_destroy(add);
-
- err = reftable_stack_new_addition(&add, st);
- EXPECT_ERR(err);
-
- err = reftable_addition_add(add, &write_test_ref, &ref);
- EXPECT_ERR(err);
-
- err = reftable_addition_commit(add);
- EXPECT_ERR(err);
-
- reftable_addition_destroy(add);
-
- err = reftable_stack_read_ref(st, ref.refname, &dest);
- EXPECT_ERR(err);
- EXPECT(REFTABLE_REF_SYMREF == dest.value_type);
- EXPECT(0 == strcmp("master", dest.value.symref));
-
- reftable_ref_record_release(&dest);
- reftable_stack_destroy(st);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_validate_refname(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
- char *dir = get_tmp_dir(__LINE__);
-
- int i;
- struct reftable_ref_record ref = {
- .refname = "a/b",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- char *additions[] = { "a", "a/b/c" };
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_test_ref, &ref);
- EXPECT_ERR(err);
-
- for (i = 0; i < ARRAY_SIZE(additions); i++) {
- struct reftable_ref_record ref = {
- .refname = additions[i],
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
-
- err = reftable_stack_add(st, &write_test_ref, &ref);
- EXPECT(err == REFTABLE_NAME_CONFLICT);
- }
-
- reftable_stack_destroy(st);
- clear_dir(dir);
-}
-
-static int write_error(struct reftable_writer *wr, void *arg)
-{
- return *((int *)arg);
-}
-
-static void test_reftable_stack_update_index_check(void)
-{
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
- struct reftable_ref_record ref1 = {
- .refname = "name1",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- struct reftable_ref_record ref2 = {
- .refname = "name2",
- .update_index = 1,
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_test_ref, &ref1);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_test_ref, &ref2);
- EXPECT(err == REFTABLE_API_ERROR);
- reftable_stack_destroy(st);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_lock_failure(void)
-{
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err, i;
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
- for (i = -1; i != REFTABLE_EMPTY_TABLE_ERROR; i--) {
- err = reftable_stack_add(st, &write_error, &i);
- EXPECT(err == i);
- }
-
- reftable_stack_destroy(st);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_add(void)
-{
- int i = 0;
- int err = 0;
- struct reftable_write_options cfg = {
- .exact_log_message = 1,
- };
- struct reftable_stack *st = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_ref_record refs[2] = { { NULL } };
- struct reftable_log_record logs[2] = { { NULL } };
- int N = ARRAY_SIZE(refs);
-
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
- st->disable_auto_compact = 1;
-
- for (i = 0; i < N; i++) {
- char buf[256];
- snprintf(buf, sizeof(buf), "branch%02d", i);
- refs[i].refname = xstrdup(buf);
- refs[i].update_index = i + 1;
- refs[i].value_type = REFTABLE_REF_VAL1;
- refs[i].value.val1 = reftable_malloc(GIT_SHA1_RAWSZ);
- set_test_hash(refs[i].value.val1, i);
-
- logs[i].refname = xstrdup(buf);
- logs[i].update_index = N + i + 1;
- logs[i].value_type = REFTABLE_LOG_UPDATE;
-
- logs[i].value.update.new_hash = reftable_malloc(GIT_SHA1_RAWSZ);
- logs[i].value.update.email = xstrdup("identity@invalid");
- set_test_hash(logs[i].value.update.new_hash, i);
- }
-
- for (i = 0; i < N; i++) {
- int err = reftable_stack_add(st, &write_test_ref, &refs[i]);
- EXPECT_ERR(err);
- }
-
- for (i = 0; i < N; i++) {
- struct write_log_arg arg = {
- .log = &logs[i],
- .update_index = reftable_stack_next_update_index(st),
- };
- int err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT_ERR(err);
- }
-
- err = reftable_stack_compact_all(st, NULL);
- EXPECT_ERR(err);
-
- for (i = 0; i < N; i++) {
- struct reftable_ref_record dest = { NULL };
-
- int err = reftable_stack_read_ref(st, refs[i].refname, &dest);
- EXPECT_ERR(err);
- EXPECT(reftable_ref_record_equal(&dest, refs + i,
- GIT_SHA1_RAWSZ));
- reftable_ref_record_release(&dest);
- }
-
- for (i = 0; i < N; i++) {
- struct reftable_log_record dest = { NULL };
- int err = reftable_stack_read_log(st, refs[i].refname, &dest);
- EXPECT_ERR(err);
- EXPECT(reftable_log_record_equal(&dest, logs + i,
- GIT_SHA1_RAWSZ));
- reftable_log_record_release(&dest);
- }
-
- /* cleanup */
- reftable_stack_destroy(st);
- for (i = 0; i < N; i++) {
- reftable_ref_record_release(&refs[i]);
- reftable_log_record_release(&logs[i]);
- }
- clear_dir(dir);
-}
-
-static void test_reftable_stack_log_normalize(void)
-{
- int err = 0;
- struct reftable_write_options cfg = {
- 0,
- };
- struct reftable_stack *st = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- uint8_t h1[GIT_SHA1_RAWSZ] = { 0x01 }, h2[GIT_SHA1_RAWSZ] = { 0x02 };
-
- struct reftable_log_record input = { .refname = "branch",
- .update_index = 1,
- .value_type = REFTABLE_LOG_UPDATE,
- .value = { .update = {
- .new_hash = h1,
- .old_hash = h2,
- } } };
- struct reftable_log_record dest = {
- .update_index = 0,
- };
- struct write_log_arg arg = {
- .log = &input,
- .update_index = 1,
- };
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- input.value.update.message = "one\ntwo";
- err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT(err == REFTABLE_API_ERROR);
-
- input.value.update.message = "one";
- err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_log(st, input.refname, &dest);
- EXPECT_ERR(err);
- EXPECT(0 == strcmp(dest.value.update.message, "one\n"));
-
- input.value.update.message = "two\n";
- arg.update_index = 2;
- err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT_ERR(err);
- err = reftable_stack_read_log(st, input.refname, &dest);
- EXPECT_ERR(err);
- EXPECT(0 == strcmp(dest.value.update.message, "two\n"));
-
- /* cleanup */
- reftable_stack_destroy(st);
- reftable_log_record_release(&dest);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_tombstone(void)
-{
- int i = 0;
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
- struct reftable_ref_record refs[2] = { { NULL } };
- struct reftable_log_record logs[2] = { { NULL } };
- int N = ARRAY_SIZE(refs);
- struct reftable_ref_record dest = { NULL };
- struct reftable_log_record log_dest = { NULL };
-
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- /* even entries add the refs, odd entries delete them. */
- for (i = 0; i < N; i++) {
- const char *buf = "branch";
- refs[i].refname = xstrdup(buf);
- refs[i].update_index = i + 1;
- if (i % 2 == 0) {
- refs[i].value_type = REFTABLE_REF_VAL1;
- refs[i].value.val1 = reftable_malloc(GIT_SHA1_RAWSZ);
- set_test_hash(refs[i].value.val1, i);
- }
-
- logs[i].refname = xstrdup(buf);
- /* update_index is part of the key. */
- logs[i].update_index = 42;
- if (i % 2 == 0) {
- logs[i].value_type = REFTABLE_LOG_UPDATE;
- logs[i].value.update.new_hash =
- reftable_malloc(GIT_SHA1_RAWSZ);
- set_test_hash(logs[i].value.update.new_hash, i);
- logs[i].value.update.email =
- xstrdup("identity@invalid");
- }
- }
- for (i = 0; i < N; i++) {
- int err = reftable_stack_add(st, &write_test_ref, &refs[i]);
- EXPECT_ERR(err);
- }
-
- for (i = 0; i < N; i++) {
- struct write_log_arg arg = {
- .log = &logs[i],
- .update_index = reftable_stack_next_update_index(st),
- };
- int err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT_ERR(err);
- }
-
- err = reftable_stack_read_ref(st, "branch", &dest);
- EXPECT(err == 1);
- reftable_ref_record_release(&dest);
-
- err = reftable_stack_read_log(st, "branch", &log_dest);
- EXPECT(err == 1);
- reftable_log_record_release(&log_dest);
-
- err = reftable_stack_compact_all(st, NULL);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_ref(st, "branch", &dest);
- EXPECT(err == 1);
-
- err = reftable_stack_read_log(st, "branch", &log_dest);
- EXPECT(err == 1);
- reftable_ref_record_release(&dest);
- reftable_log_record_release(&log_dest);
-
- /* cleanup */
- reftable_stack_destroy(st);
- for (i = 0; i < N; i++) {
- reftable_ref_record_release(&refs[i]);
- reftable_log_record_release(&logs[i]);
- }
- clear_dir(dir);
-}
-
-static void test_reftable_stack_hash_id(void)
-{
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
-
- struct reftable_ref_record ref = {
- .refname = "master",
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "target",
- .update_index = 1,
- };
- struct reftable_write_options cfg32 = { .hash_id = GIT_SHA256_FORMAT_ID };
- struct reftable_stack *st32 = NULL;
- struct reftable_write_options cfg_default = { 0 };
- struct reftable_stack *st_default = NULL;
- struct reftable_ref_record dest = { NULL };
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_test_ref, &ref);
- EXPECT_ERR(err);
-
- /* can't read it with the wrong hash ID. */
- err = reftable_new_stack(&st32, dir, cfg32);
- EXPECT(err == REFTABLE_FORMAT_ERROR);
-
- /* check that we can read it back with default config too. */
- err = reftable_new_stack(&st_default, dir, cfg_default);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_ref(st_default, "master", &dest);
- EXPECT_ERR(err);
-
- EXPECT(reftable_ref_record_equal(&ref, &dest, GIT_SHA1_RAWSZ));
- reftable_ref_record_release(&dest);
- reftable_stack_destroy(st);
- reftable_stack_destroy(st_default);
- clear_dir(dir);
-}
-
-static void test_log2(void)
-{
- EXPECT(1 == fastlog2(3));
- EXPECT(2 == fastlog2(4));
- EXPECT(2 == fastlog2(5));
-}
-
-static void test_sizes_to_segments(void)
-{
- uint64_t sizes[] = { 2, 3, 4, 5, 7, 9 };
- /* .................0 1 2 3 4 5 */
-
- int seglen = 0;
- struct segment *segs =
- sizes_to_segments(&seglen, sizes, ARRAY_SIZE(sizes));
- EXPECT(segs[2].log == 3);
- EXPECT(segs[2].start == 5);
- EXPECT(segs[2].end == 6);
-
- EXPECT(segs[1].log == 2);
- EXPECT(segs[1].start == 2);
- EXPECT(segs[1].end == 5);
- reftable_free(segs);
-}
-
-static void test_sizes_to_segments_empty(void)
-{
- int seglen = 0;
- struct segment *segs = sizes_to_segments(&seglen, NULL, 0);
- EXPECT(seglen == 0);
- reftable_free(segs);
-}
-
-static void test_sizes_to_segments_all_equal(void)
-{
- uint64_t sizes[] = { 5, 5 };
-
- int seglen = 0;
- struct segment *segs =
- sizes_to_segments(&seglen, sizes, ARRAY_SIZE(sizes));
- EXPECT(seglen == 1);
- EXPECT(segs[0].start == 0);
- EXPECT(segs[0].end == 2);
- reftable_free(segs);
-}
-
-static void test_suggest_compaction_segment(void)
-{
- uint64_t sizes[] = { 128, 64, 17, 16, 9, 9, 9, 16, 16 };
- /* .................0 1 2 3 4 5 6 */
- struct segment min =
- suggest_compaction_segment(sizes, ARRAY_SIZE(sizes));
- EXPECT(min.start == 2);
- EXPECT(min.end == 7);
-}
-
-static void test_suggest_compaction_segment_nothing(void)
-{
- uint64_t sizes[] = { 64, 32, 16, 8, 4, 2 };
- struct segment result =
- suggest_compaction_segment(sizes, ARRAY_SIZE(sizes));
- EXPECT(result.start == result.end);
-}
-
-static void test_reflog_expire(void)
-{
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- struct reftable_log_record logs[20] = { { NULL } };
- int N = ARRAY_SIZE(logs) - 1;
- int i = 0;
- int err;
- struct reftable_log_expiry_config expiry = {
- .time = 10,
- };
- struct reftable_log_record log = { NULL };
-
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- for (i = 1; i <= N; i++) {
- char buf[256];
- snprintf(buf, sizeof(buf), "branch%02d", i);
-
- logs[i].refname = xstrdup(buf);
- logs[i].update_index = i;
- logs[i].value_type = REFTABLE_LOG_UPDATE;
- logs[i].value.update.time = i;
- logs[i].value.update.new_hash = reftable_malloc(GIT_SHA1_RAWSZ);
- logs[i].value.update.email = xstrdup("identity@invalid");
- set_test_hash(logs[i].value.update.new_hash, i);
- }
-
- for (i = 1; i <= N; i++) {
- struct write_log_arg arg = {
- .log = &logs[i],
- .update_index = reftable_stack_next_update_index(st),
- };
- int err = reftable_stack_add(st, &write_test_log, &arg);
- EXPECT_ERR(err);
- }
-
- err = reftable_stack_compact_all(st, NULL);
- EXPECT_ERR(err);
-
- err = reftable_stack_compact_all(st, &expiry);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_log(st, logs[9].refname, &log);
- EXPECT(err == 1);
-
- err = reftable_stack_read_log(st, logs[11].refname, &log);
- EXPECT_ERR(err);
-
- expiry.min_update_index = 15;
- err = reftable_stack_compact_all(st, &expiry);
- EXPECT_ERR(err);
-
- err = reftable_stack_read_log(st, logs[14].refname, &log);
- EXPECT(err == 1);
-
- err = reftable_stack_read_log(st, logs[16].refname, &log);
- EXPECT_ERR(err);
-
- /* cleanup */
- reftable_stack_destroy(st);
- for (i = 0; i <= N; i++) {
- reftable_log_record_release(&logs[i]);
- }
- clear_dir(dir);
- reftable_log_record_release(&log);
-}
-
-static int write_nothing(struct reftable_writer *wr, void *arg)
-{
- reftable_writer_set_limits(wr, 1, 1);
- return 0;
-}
-
-static void test_empty_add(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- int err;
- char *dir = get_tmp_dir(__LINE__);
-
- struct reftable_stack *st2 = NULL;
-
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_add(st, &write_nothing, NULL);
- EXPECT_ERR(err);
-
- err = reftable_new_stack(&st2, dir, cfg);
- EXPECT_ERR(err);
- clear_dir(dir);
- reftable_stack_destroy(st);
- reftable_stack_destroy(st2);
-}
-
-static void test_reftable_stack_auto_compaction(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- int err, i;
- int N = 100;
-
- err = reftable_new_stack(&st, dir, cfg);
- EXPECT_ERR(err);
-
- st->disable_auto_compact = 1; /* call manually below for coverage. */
- for (i = 0; i < N; i++) {
- char name[100];
- struct reftable_ref_record ref = {
- .refname = name,
- .update_index = reftable_stack_next_update_index(st),
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- snprintf(name, sizeof(name), "branch%04d", i);
-
- err = reftable_stack_add(st, &write_test_ref, &ref);
- EXPECT_ERR(err);
-
- err = reftable_stack_auto_compact(st);
- EXPECT_ERR(err);
- EXPECT(i < 3 || st->merged->stack_len < 2 * fastlog2(i));
- }
-
- EXPECT(reftable_stack_compaction_stats(st)->entries_written <
- (uint64_t)(N * fastlog2(N)));
-
- reftable_stack_destroy(st);
- clear_dir(dir);
-}
-
-static void test_reftable_stack_compaction_concurrent(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st1 = NULL, *st2 = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- int err, i;
- int N = 3;
-
- err = reftable_new_stack(&st1, dir, cfg);
- EXPECT_ERR(err);
-
- for (i = 0; i < N; i++) {
- char name[100];
- struct reftable_ref_record ref = {
- .refname = name,
- .update_index = reftable_stack_next_update_index(st1),
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- snprintf(name, sizeof(name), "branch%04d", i);
-
- err = reftable_stack_add(st1, &write_test_ref, &ref);
- EXPECT_ERR(err);
- }
-
- err = reftable_new_stack(&st2, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_compact_all(st1, NULL);
- EXPECT_ERR(err);
-
- reftable_stack_destroy(st1);
- reftable_stack_destroy(st2);
-
- EXPECT(count_dir_entries(dir) == 2);
- clear_dir(dir);
-}
-
-static void unclean_stack_close(struct reftable_stack *st)
-{
- /* break abstraction boundary to simulate unclean shutdown. */
- int i = 0;
- for (; i < st->readers_len; i++) {
- reftable_reader_free(st->readers[i]);
- }
- st->readers_len = 0;
- FREE_AND_NULL(st->readers);
-}
-
-static void test_reftable_stack_compaction_concurrent_clean(void)
-{
- struct reftable_write_options cfg = { 0 };
- struct reftable_stack *st1 = NULL, *st2 = NULL, *st3 = NULL;
- char *dir = get_tmp_dir(__LINE__);
-
- int err, i;
- int N = 3;
-
- err = reftable_new_stack(&st1, dir, cfg);
- EXPECT_ERR(err);
-
- for (i = 0; i < N; i++) {
- char name[100];
- struct reftable_ref_record ref = {
- .refname = name,
- .update_index = reftable_stack_next_update_index(st1),
- .value_type = REFTABLE_REF_SYMREF,
- .value.symref = "master",
- };
- snprintf(name, sizeof(name), "branch%04d", i);
-
- err = reftable_stack_add(st1, &write_test_ref, &ref);
- EXPECT_ERR(err);
- }
-
- err = reftable_new_stack(&st2, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_compact_all(st1, NULL);
- EXPECT_ERR(err);
-
- unclean_stack_close(st1);
- unclean_stack_close(st2);
-
- err = reftable_new_stack(&st3, dir, cfg);
- EXPECT_ERR(err);
-
- err = reftable_stack_clean(st3);
- EXPECT_ERR(err);
- EXPECT(count_dir_entries(dir) == 2);
-
- reftable_stack_destroy(st1);
- reftable_stack_destroy(st2);
- reftable_stack_destroy(st3);
-
- clear_dir(dir);
-}
-
-int stack_test_main(int argc, const char *argv[])
-{
- RUN_TEST(test_empty_add);
- RUN_TEST(test_log2);
- RUN_TEST(test_names_equal);
- RUN_TEST(test_parse_names);
- RUN_TEST(test_read_file);
- RUN_TEST(test_reflog_expire);
- RUN_TEST(test_reftable_stack_add);
- RUN_TEST(test_reftable_stack_add_one);
- RUN_TEST(test_reftable_stack_auto_compaction);
- RUN_TEST(test_reftable_stack_compaction_concurrent);
- RUN_TEST(test_reftable_stack_compaction_concurrent_clean);
- RUN_TEST(test_reftable_stack_hash_id);
- RUN_TEST(test_reftable_stack_lock_failure);
- RUN_TEST(test_reftable_stack_log_normalize);
- RUN_TEST(test_reftable_stack_tombstone);
- RUN_TEST(test_reftable_stack_transaction_api);
- RUN_TEST(test_reftable_stack_update_index_check);
- RUN_TEST(test_reftable_stack_uptodate);
- RUN_TEST(test_reftable_stack_validate_refname);
- RUN_TEST(test_sizes_to_segments);
- RUN_TEST(test_sizes_to_segments_all_equal);
- RUN_TEST(test_sizes_to_segments_empty);
- RUN_TEST(test_suggest_compaction_segment);
- RUN_TEST(test_suggest_compaction_segment_nothing);
- return 0;
-}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-12 18:54:13 +0000