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538dc459a0
Introduce and apply coccinelle rule to discourage an explicit comparison between a pointer and NULL, and applies the clean-up to the maintenance track. * ep/maint-equals-null-cocci: tree-wide: apply equals-null.cocci tree-wide: apply equals-null.cocci contrib/coccinnelle: add equals-null.cocci
980 lines
24 KiB
C
980 lines
24 KiB
C
/*
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Copyright 2020 Google LLC
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file or at
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https://developers.google.com/open-source/licenses/bsd
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*/
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#include "stack.h"
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#include "system.h"
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#include "reftable-reader.h"
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#include "merged.h"
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#include "basics.h"
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#include "constants.h"
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#include "record.h"
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#include "test_framework.h"
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#include "reftable-tests.h"
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#include "reader.h"
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#include <sys/types.h>
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#include <dirent.h>
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static void clear_dir(const char *dirname)
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{
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struct strbuf path = STRBUF_INIT;
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strbuf_addstr(&path, dirname);
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remove_dir_recursively(&path, 0);
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strbuf_release(&path);
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}
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static int count_dir_entries(const char *dirname)
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{
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DIR *dir = opendir(dirname);
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int len = 0;
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struct dirent *d;
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if (!dir)
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return 0;
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while ((d = readdir(dir))) {
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if (!strcmp(d->d_name, "..") || !strcmp(d->d_name, "."))
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continue;
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len++;
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}
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closedir(dir);
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return len;
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}
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/*
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* Work linenumber into the tempdir, so we can see which tests forget to
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* cleanup.
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*/
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static char *get_tmp_template(int linenumber)
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{
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const char *tmp = getenv("TMPDIR");
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static char template[1024];
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snprintf(template, sizeof(template) - 1, "%s/stack_test-%d.XXXXXX",
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tmp ? tmp : "/tmp", linenumber);
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return template;
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}
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static char *get_tmp_dir(int linenumber)
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{
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char *dir = get_tmp_template(linenumber);
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EXPECT(mkdtemp(dir));
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return dir;
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}
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static void test_read_file(void)
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{
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char *fn = get_tmp_template(__LINE__);
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int fd = mkstemp(fn);
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char out[1024] = "line1\n\nline2\nline3";
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int n, err;
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char **names = NULL;
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char *want[] = { "line1", "line2", "line3" };
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int i = 0;
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EXPECT(fd > 0);
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n = write(fd, out, strlen(out));
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EXPECT(n == strlen(out));
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err = close(fd);
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EXPECT(err >= 0);
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err = read_lines(fn, &names);
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EXPECT_ERR(err);
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for (i = 0; names[i]; i++) {
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EXPECT(0 == strcmp(want[i], names[i]));
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}
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free_names(names);
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(void) remove(fn);
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}
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static void test_parse_names(void)
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{
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char buf[] = "line\n";
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char **names = NULL;
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parse_names(buf, strlen(buf), &names);
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EXPECT(NULL != names[0]);
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EXPECT(0 == strcmp(names[0], "line"));
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EXPECT(NULL == names[1]);
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free_names(names);
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}
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static void test_names_equal(void)
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{
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char *a[] = { "a", "b", "c", NULL };
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char *b[] = { "a", "b", "d", NULL };
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char *c[] = { "a", "b", NULL };
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EXPECT(names_equal(a, a));
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EXPECT(!names_equal(a, b));
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EXPECT(!names_equal(a, c));
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}
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static int write_test_ref(struct reftable_writer *wr, void *arg)
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{
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struct reftable_ref_record *ref = arg;
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reftable_writer_set_limits(wr, ref->update_index, ref->update_index);
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return reftable_writer_add_ref(wr, ref);
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}
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struct write_log_arg {
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struct reftable_log_record *log;
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uint64_t update_index;
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};
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static int write_test_log(struct reftable_writer *wr, void *arg)
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{
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struct write_log_arg *wla = arg;
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reftable_writer_set_limits(wr, wla->update_index, wla->update_index);
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return reftable_writer_add_log(wr, wla->log);
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}
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static void test_reftable_stack_add_one(void)
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{
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char *dir = get_tmp_dir(__LINE__);
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struct strbuf scratch = STRBUF_INIT;
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int mask = umask(002);
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struct reftable_write_options cfg = {
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.default_permissions = 0660,
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};
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struct reftable_stack *st = NULL;
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int err;
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struct reftable_ref_record ref = {
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.refname = "HEAD",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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struct reftable_ref_record dest = { NULL };
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struct stat stat_result = { 0 };
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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err = reftable_stack_add(st, &write_test_ref, &ref);
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EXPECT_ERR(err);
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err = reftable_stack_read_ref(st, ref.refname, &dest);
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EXPECT_ERR(err);
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EXPECT(0 == strcmp("master", dest.value.symref));
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EXPECT(st->readers_len > 0);
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printf("testing print functionality:\n");
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err = reftable_stack_print_directory(dir, GIT_SHA1_FORMAT_ID);
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EXPECT_ERR(err);
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err = reftable_stack_print_directory(dir, GIT_SHA256_FORMAT_ID);
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EXPECT(err == REFTABLE_FORMAT_ERROR);
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#ifndef GIT_WINDOWS_NATIVE
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strbuf_addstr(&scratch, dir);
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strbuf_addstr(&scratch, "/tables.list");
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err = stat(scratch.buf, &stat_result);
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EXPECT(!err);
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EXPECT((stat_result.st_mode & 0777) == cfg.default_permissions);
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strbuf_reset(&scratch);
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strbuf_addstr(&scratch, dir);
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strbuf_addstr(&scratch, "/");
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/* do not try at home; not an external API for reftable. */
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strbuf_addstr(&scratch, st->readers[0]->name);
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err = stat(scratch.buf, &stat_result);
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EXPECT(!err);
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EXPECT((stat_result.st_mode & 0777) == cfg.default_permissions);
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#else
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(void) stat_result;
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#endif
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reftable_ref_record_release(&dest);
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reftable_stack_destroy(st);
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strbuf_release(&scratch);
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clear_dir(dir);
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umask(mask);
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}
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static void test_reftable_stack_uptodate(void)
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{
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struct reftable_write_options cfg = { 0 };
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struct reftable_stack *st1 = NULL;
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struct reftable_stack *st2 = NULL;
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char *dir = get_tmp_dir(__LINE__);
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int err;
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struct reftable_ref_record ref1 = {
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.refname = "HEAD",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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struct reftable_ref_record ref2 = {
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.refname = "branch2",
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.update_index = 2,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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/* simulate multi-process access to the same stack
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by creating two stacks for the same directory.
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*/
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err = reftable_new_stack(&st1, dir, cfg);
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EXPECT_ERR(err);
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err = reftable_new_stack(&st2, dir, cfg);
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EXPECT_ERR(err);
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err = reftable_stack_add(st1, &write_test_ref, &ref1);
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EXPECT_ERR(err);
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err = reftable_stack_add(st2, &write_test_ref, &ref2);
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EXPECT(err == REFTABLE_LOCK_ERROR);
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err = reftable_stack_reload(st2);
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EXPECT_ERR(err);
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err = reftable_stack_add(st2, &write_test_ref, &ref2);
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EXPECT_ERR(err);
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reftable_stack_destroy(st1);
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reftable_stack_destroy(st2);
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clear_dir(dir);
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}
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static void test_reftable_stack_transaction_api(void)
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{
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char *dir = get_tmp_dir(__LINE__);
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struct reftable_write_options cfg = { 0 };
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struct reftable_stack *st = NULL;
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int err;
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struct reftable_addition *add = NULL;
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struct reftable_ref_record ref = {
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.refname = "HEAD",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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struct reftable_ref_record dest = { NULL };
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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reftable_addition_destroy(add);
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err = reftable_stack_new_addition(&add, st);
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EXPECT_ERR(err);
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err = reftable_addition_add(add, &write_test_ref, &ref);
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EXPECT_ERR(err);
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err = reftable_addition_commit(add);
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EXPECT_ERR(err);
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reftable_addition_destroy(add);
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err = reftable_stack_read_ref(st, ref.refname, &dest);
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EXPECT_ERR(err);
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EXPECT(REFTABLE_REF_SYMREF == dest.value_type);
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EXPECT(0 == strcmp("master", dest.value.symref));
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reftable_ref_record_release(&dest);
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reftable_stack_destroy(st);
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clear_dir(dir);
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}
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static void test_reftable_stack_validate_refname(void)
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{
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struct reftable_write_options cfg = { 0 };
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struct reftable_stack *st = NULL;
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int err;
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char *dir = get_tmp_dir(__LINE__);
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int i;
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struct reftable_ref_record ref = {
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.refname = "a/b",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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char *additions[] = { "a", "a/b/c" };
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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err = reftable_stack_add(st, &write_test_ref, &ref);
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EXPECT_ERR(err);
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for (i = 0; i < ARRAY_SIZE(additions); i++) {
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struct reftable_ref_record ref = {
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.refname = additions[i],
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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err = reftable_stack_add(st, &write_test_ref, &ref);
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EXPECT(err == REFTABLE_NAME_CONFLICT);
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}
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reftable_stack_destroy(st);
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clear_dir(dir);
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}
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static int write_error(struct reftable_writer *wr, void *arg)
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{
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return *((int *)arg);
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}
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static void test_reftable_stack_update_index_check(void)
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{
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char *dir = get_tmp_dir(__LINE__);
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struct reftable_write_options cfg = { 0 };
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struct reftable_stack *st = NULL;
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int err;
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struct reftable_ref_record ref1 = {
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.refname = "name1",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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struct reftable_ref_record ref2 = {
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.refname = "name2",
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.update_index = 1,
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.value_type = REFTABLE_REF_SYMREF,
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.value.symref = "master",
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};
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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err = reftable_stack_add(st, &write_test_ref, &ref1);
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EXPECT_ERR(err);
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err = reftable_stack_add(st, &write_test_ref, &ref2);
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EXPECT(err == REFTABLE_API_ERROR);
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reftable_stack_destroy(st);
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clear_dir(dir);
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}
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static void test_reftable_stack_lock_failure(void)
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{
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char *dir = get_tmp_dir(__LINE__);
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struct reftable_write_options cfg = { 0 };
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struct reftable_stack *st = NULL;
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int err, i;
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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for (i = -1; i != REFTABLE_EMPTY_TABLE_ERROR; i--) {
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err = reftable_stack_add(st, &write_error, &i);
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EXPECT(err == i);
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}
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reftable_stack_destroy(st);
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clear_dir(dir);
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}
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static void test_reftable_stack_add(void)
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{
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int i = 0;
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int err = 0;
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struct reftable_write_options cfg = {
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.exact_log_message = 1,
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};
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struct reftable_stack *st = NULL;
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char *dir = get_tmp_dir(__LINE__);
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struct reftable_ref_record refs[2] = { { NULL } };
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struct reftable_log_record logs[2] = { { NULL } };
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int N = ARRAY_SIZE(refs);
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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st->disable_auto_compact = 1;
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for (i = 0; i < N; i++) {
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char buf[256];
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snprintf(buf, sizeof(buf), "branch%02d", i);
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refs[i].refname = xstrdup(buf);
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refs[i].update_index = i + 1;
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refs[i].value_type = REFTABLE_REF_VAL1;
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refs[i].value.val1 = reftable_malloc(GIT_SHA1_RAWSZ);
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set_test_hash(refs[i].value.val1, i);
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logs[i].refname = xstrdup(buf);
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logs[i].update_index = N + i + 1;
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logs[i].value_type = REFTABLE_LOG_UPDATE;
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logs[i].value.update.new_hash = reftable_malloc(GIT_SHA1_RAWSZ);
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logs[i].value.update.email = xstrdup("identity@invalid");
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set_test_hash(logs[i].value.update.new_hash, i);
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}
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for (i = 0; i < N; i++) {
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int err = reftable_stack_add(st, &write_test_ref, &refs[i]);
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EXPECT_ERR(err);
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}
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for (i = 0; i < N; i++) {
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struct write_log_arg arg = {
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.log = &logs[i],
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.update_index = reftable_stack_next_update_index(st),
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};
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int err = reftable_stack_add(st, &write_test_log, &arg);
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EXPECT_ERR(err);
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}
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err = reftable_stack_compact_all(st, NULL);
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EXPECT_ERR(err);
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for (i = 0; i < N; i++) {
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struct reftable_ref_record dest = { NULL };
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int err = reftable_stack_read_ref(st, refs[i].refname, &dest);
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EXPECT_ERR(err);
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EXPECT(reftable_ref_record_equal(&dest, refs + i,
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GIT_SHA1_RAWSZ));
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reftable_ref_record_release(&dest);
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}
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for (i = 0; i < N; i++) {
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struct reftable_log_record dest = { NULL };
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int err = reftable_stack_read_log(st, refs[i].refname, &dest);
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EXPECT_ERR(err);
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EXPECT(reftable_log_record_equal(&dest, logs + i,
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GIT_SHA1_RAWSZ));
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reftable_log_record_release(&dest);
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}
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/* cleanup */
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reftable_stack_destroy(st);
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for (i = 0; i < N; i++) {
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reftable_ref_record_release(&refs[i]);
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reftable_log_record_release(&logs[i]);
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}
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clear_dir(dir);
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}
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static void test_reftable_stack_log_normalize(void)
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{
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int err = 0;
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struct reftable_write_options cfg = {
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0,
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};
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struct reftable_stack *st = NULL;
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char *dir = get_tmp_dir(__LINE__);
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uint8_t h1[GIT_SHA1_RAWSZ] = { 0x01 }, h2[GIT_SHA1_RAWSZ] = { 0x02 };
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struct reftable_log_record input = { .refname = "branch",
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.update_index = 1,
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.value_type = REFTABLE_LOG_UPDATE,
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.value = { .update = {
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.new_hash = h1,
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.old_hash = h2,
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} } };
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struct reftable_log_record dest = {
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.update_index = 0,
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};
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struct write_log_arg arg = {
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.log = &input,
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.update_index = 1,
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};
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err = reftable_new_stack(&st, dir, cfg);
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EXPECT_ERR(err);
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input.value.update.message = "one\ntwo";
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err = reftable_stack_add(st, &write_test_log, &arg);
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EXPECT(err == REFTABLE_API_ERROR);
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input.value.update.message = "one";
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err = reftable_stack_add(st, &write_test_log, &arg);
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EXPECT_ERR(err);
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err = reftable_stack_read_log(st, input.refname, &dest);
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EXPECT_ERR(err);
|
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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;
|
|
}
|