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-rw-r--r--t/helper/test-date.c27
-rw-r--r--t/helper/test-dump-fsmonitor.c4
-rw-r--r--t/helper/test-dump-untracked-cache.c1
-rw-r--r--t/helper/test-genzeros.c21
-rw-r--r--t/helper/test-hash-speed.c61
-rw-r--r--t/helper/test-hash.c58
-rw-r--r--t/helper/test-parse-options.c3
-rw-r--r--t/helper/test-path-utils.c64
-rw-r--r--t/helper/test-ref-store.c2
-rw-r--r--t/helper/test-repository.c10
-rw-r--r--t/helper/test-sha1.c52
-rw-r--r--t/helper/test-sha256.c7
-rw-r--r--t/helper/test-sigchain.c3
-rw-r--r--t/helper/test-submodule-nested-repo-config.c8
-rw-r--r--t/helper/test-tool.c8
-rw-r--r--t/helper/test-tool.h8
-rw-r--r--t/helper/test-trace2.c273
-rw-r--r--t/helper/test-xml-encode.c80
18 files changed, 630 insertions, 60 deletions
diff --git a/t/helper/test-date.c b/t/helper/test-date.c
index a0837371ab..b3253803ac 100644
--- a/t/helper/test-date.c
+++ b/t/helper/test-date.c
@@ -3,10 +3,12 @@
static const char *usage_msg = "\n"
" test-tool date relative [time_t]...\n"
+" test-tool date human [time_t]...\n"
" test-tool date show:<format> [time_t]...\n"
" test-tool date parse [date]...\n"
" test-tool date approxidate [date]...\n"
" test-tool date timestamp [date]...\n"
+" test-tool date getnanos [start-nanos]\n"
" test-tool date is64bit\n"
" test-tool date time_t-is64bit\n";
@@ -16,12 +18,20 @@ static void show_relative_dates(const char **argv, struct timeval *now)
for (; *argv; argv++) {
time_t t = atoi(*argv);
- show_date_relative(t, 0, now, &buf);
+ show_date_relative(t, now, &buf);
printf("%s -> %s\n", *argv, buf.buf);
}
strbuf_release(&buf);
}
+static void show_human_dates(const char **argv)
+{
+ for (; *argv; argv++) {
+ time_t t = atoi(*argv);
+ printf("%s -> %s\n", *argv, show_date(t, 0, DATE_MODE(HUMAN)));
+ }
+}
+
static void show_dates(const char **argv, const char *format)
{
struct date_mode mode;
@@ -82,12 +92,21 @@ static void parse_approx_timestamp(const char **argv, struct timeval *now)
}
}
+static void getnanos(const char **argv)
+{
+ double seconds = getnanotime() / 1.0e9;
+
+ if (*argv)
+ seconds -= strtod(*argv, NULL);
+ printf("%lf\n", seconds);
+}
+
int cmd__date(int argc, const char **argv)
{
struct timeval now;
const char *x;
- x = getenv("TEST_DATE_NOW");
+ x = getenv("GIT_TEST_DATE_NOW");
if (x) {
now.tv_sec = atoi(x);
now.tv_usec = 0;
@@ -100,6 +119,8 @@ int cmd__date(int argc, const char **argv)
usage(usage_msg);
if (!strcmp(*argv, "relative"))
show_relative_dates(argv+1, &now);
+ else if (!strcmp(*argv, "human"))
+ show_human_dates(argv+1);
else if (skip_prefix(*argv, "show:", &x))
show_dates(argv+1, x);
else if (!strcmp(*argv, "parse"))
@@ -108,6 +129,8 @@ int cmd__date(int argc, const char **argv)
parse_approxidate(argv+1, &now);
else if (!strcmp(*argv, "timestamp"))
parse_approx_timestamp(argv+1, &now);
+ else if (!strcmp(*argv, "getnanos"))
+ getnanos(argv+1);
else if (!strcmp(*argv, "is64bit"))
return sizeof(timestamp_t) == 8 ? 0 : 1;
else if (!strcmp(*argv, "time_t-is64bit"))
diff --git a/t/helper/test-dump-fsmonitor.c b/t/helper/test-dump-fsmonitor.c
index 08e3684aff..2786f47088 100644
--- a/t/helper/test-dump-fsmonitor.c
+++ b/t/helper/test-dump-fsmonitor.c
@@ -3,11 +3,11 @@
int cmd__dump_fsmonitor(int ac, const char **av)
{
- struct index_state *istate = &the_index;
+ struct index_state *istate = the_repository->index;
int i;
setup_git_directory();
- if (do_read_index(istate, get_index_file(), 0) < 0)
+ if (do_read_index(istate, the_repository->index_file, 0) < 0)
die("unable to read index file");
if (!istate->fsmonitor_last_update) {
printf("no fsmonitor\n");
diff --git a/t/helper/test-dump-untracked-cache.c b/t/helper/test-dump-untracked-cache.c
index 52870ebbb3..cf0f2c7228 100644
--- a/t/helper/test-dump-untracked-cache.c
+++ b/t/helper/test-dump-untracked-cache.c
@@ -1,3 +1,4 @@
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
#include "test-tool.h"
#include "cache.h"
#include "dir.h"
diff --git a/t/helper/test-genzeros.c b/t/helper/test-genzeros.c
new file mode 100644
index 0000000000..9532f5bac9
--- /dev/null
+++ b/t/helper/test-genzeros.c
@@ -0,0 +1,21 @@
+#include "test-tool.h"
+#include "git-compat-util.h"
+
+int cmd__genzeros(int argc, const char **argv)
+{
+ long count;
+
+ if (argc > 2) {
+ fprintf(stderr, "usage: %s [<count>]\n", argv[0]);
+ return 1;
+ }
+
+ count = argc > 1 ? strtol(argv[1], NULL, 0) : -1L;
+
+ while (count < 0 || count--) {
+ if (putchar(0) == EOF)
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/t/helper/test-hash-speed.c b/t/helper/test-hash-speed.c
new file mode 100644
index 0000000000..432233c7f0
--- /dev/null
+++ b/t/helper/test-hash-speed.c
@@ -0,0 +1,61 @@
+#include "test-tool.h"
+#include "cache.h"
+
+#define NUM_SECONDS 3
+
+static inline void compute_hash(const struct git_hash_algo *algo, git_hash_ctx *ctx, uint8_t *final, const void *p, size_t len)
+{
+ algo->init_fn(ctx);
+ algo->update_fn(ctx, p, len);
+ algo->final_fn(final, ctx);
+}
+
+int cmd__hash_speed(int ac, const char **av)
+{
+ git_hash_ctx ctx;
+ unsigned char hash[GIT_MAX_RAWSZ];
+ clock_t initial, start, end;
+ unsigned bufsizes[] = { 64, 256, 1024, 8192, 16384 };
+ int i;
+ void *p;
+ const struct git_hash_algo *algo = NULL;
+
+ if (ac == 2) {
+ for (i = 1; i < GIT_HASH_NALGOS; i++) {
+ if (!strcmp(av[1], hash_algos[i].name)) {
+ algo = &hash_algos[i];
+ break;
+ }
+ }
+ }
+ if (!algo)
+ die("usage: test-tool hash-speed algo_name");
+
+ /* Use this as an offset to make overflow less likely. */
+ initial = clock();
+
+ printf("algo: %s\n", algo->name);
+
+ for (i = 0; i < ARRAY_SIZE(bufsizes); i++) {
+ unsigned long j, kb;
+ double kb_per_sec;
+ p = xcalloc(1, bufsizes[i]);
+ start = end = clock() - initial;
+ for (j = 0; ((end - start) / CLOCKS_PER_SEC) < NUM_SECONDS; j++) {
+ compute_hash(algo, &ctx, hash, p, bufsizes[i]);
+
+ /*
+ * Only check elapsed time every 128 iterations to avoid
+ * dominating the runtime with system calls.
+ */
+ if (!(j & 127))
+ end = clock() - initial;
+ }
+ kb = j * bufsizes[i];
+ kb_per_sec = kb / (1024 * ((double)end - start) / CLOCKS_PER_SEC);
+ printf("size %u: %lu iters; %lu KiB; %0.2f KiB/s\n", bufsizes[i], j, kb, kb_per_sec);
+ free(p);
+ }
+
+ exit(0);
+}
diff --git a/t/helper/test-hash.c b/t/helper/test-hash.c
new file mode 100644
index 0000000000..0a31de66f3
--- /dev/null
+++ b/t/helper/test-hash.c
@@ -0,0 +1,58 @@
+#include "test-tool.h"
+#include "cache.h"
+
+int cmd_hash_impl(int ac, const char **av, int algo)
+{
+ git_hash_ctx ctx;
+ unsigned char hash[GIT_MAX_HEXSZ];
+ unsigned bufsz = 8192;
+ int binary = 0;
+ char *buffer;
+ const struct git_hash_algo *algop = &hash_algos[algo];
+
+ if (ac == 2) {
+ if (!strcmp(av[1], "-b"))
+ binary = 1;
+ else
+ bufsz = strtoul(av[1], NULL, 10) * 1024 * 1024;
+ }
+
+ if (!bufsz)
+ bufsz = 8192;
+
+ while ((buffer = malloc(bufsz)) == NULL) {
+ fprintf(stderr, "bufsz %u is too big, halving...\n", bufsz);
+ bufsz /= 2;
+ if (bufsz < 1024)
+ die("OOPS");
+ }
+
+ algop->init_fn(&ctx);
+
+ while (1) {
+ ssize_t sz, this_sz;
+ char *cp = buffer;
+ unsigned room = bufsz;
+ this_sz = 0;
+ while (room) {
+ sz = xread(0, cp, room);
+ if (sz == 0)
+ break;
+ if (sz < 0)
+ die_errno("test-hash");
+ this_sz += sz;
+ cp += sz;
+ room -= sz;
+ }
+ if (this_sz == 0)
+ break;
+ algop->update_fn(&ctx, buffer, this_sz);
+ }
+ algop->final_fn(hash, &ctx);
+
+ if (binary)
+ fwrite(hash, 1, algop->rawsz, stdout);
+ else
+ puts(hash_to_hex_algop(hash, algop));
+ exit(0);
+}
diff --git a/t/helper/test-parse-options.c b/t/helper/test-parse-options.c
index 47fee660b8..cc88fba057 100644
--- a/t/helper/test-parse-options.c
+++ b/t/helper/test-parse-options.c
@@ -2,6 +2,7 @@
#include "cache.h"
#include "parse-options.h"
#include "string-list.h"
+#include "trace2.h"
static int boolean = 0;
static int integer = 0;
@@ -153,6 +154,8 @@ int cmd__parse_options(int argc, const char **argv)
int i;
int ret = 0;
+ trace2_cmd_name("_parse_");
+
argc = parse_options(argc, (const char **)argv, prefix, options, usage, 0);
if (length_cb.called) {
diff --git a/t/helper/test-path-utils.c b/t/helper/test-path-utils.c
index ae091d9b3e..5d543ad21f 100644
--- a/t/helper/test-path-utils.c
+++ b/t/helper/test-path-utils.c
@@ -177,6 +177,14 @@ static int is_dotgitmodules(const char *path)
return is_hfs_dotgitmodules(path) || is_ntfs_dotgitmodules(path);
}
+static int cmp_by_st_size(const void *a, const void *b)
+{
+ intptr_t x = (intptr_t)((struct string_list_item *)a)->util;
+ intptr_t y = (intptr_t)((struct string_list_item *)b)->util;
+
+ return x > y ? -1 : (x < y ? +1 : 0);
+}
+
int cmd__path_utils(int argc, const char **argv)
{
if (argc == 3 && !strcmp(argv[1], "normalize_path_copy")) {
@@ -291,6 +299,62 @@ int cmd__path_utils(int argc, const char **argv)
return !!res;
}
+ if (argc > 2 && !strcmp(argv[1], "file-size")) {
+ int res = 0, i;
+ struct stat st;
+
+ for (i = 2; i < argc; i++)
+ if (stat(argv[i], &st))
+ res = error_errno("Cannot stat '%s'", argv[i]);
+ else
+ printf("%"PRIuMAX"\n", (uintmax_t)st.st_size);
+ return !!res;
+ }
+
+ if (argc == 4 && !strcmp(argv[1], "skip-n-bytes")) {
+ int fd = open(argv[2], O_RDONLY), offset = atoi(argv[3]);
+ char buffer[65536];
+
+ if (fd < 0)
+ die_errno("could not open '%s'", argv[2]);
+ if (lseek(fd, offset, SEEK_SET) < 0)
+ die_errno("could not skip %d bytes", offset);
+ for (;;) {
+ ssize_t count = read(fd, buffer, sizeof(buffer));
+ if (count < 0)
+ die_errno("could not read '%s'", argv[2]);
+ if (!count)
+ break;
+ if (write(1, buffer, count) < 0)
+ die_errno("could not write to stdout");
+ }
+ close(fd);
+ return 0;
+ }
+
+ if (argc > 5 && !strcmp(argv[1], "slice-tests")) {
+ int res = 0;
+ long offset, stride, i;
+ struct string_list list = STRING_LIST_INIT_NODUP;
+ struct stat st;
+
+ offset = strtol(argv[2], NULL, 10);
+ stride = strtol(argv[3], NULL, 10);
+ if (stride < 1)
+ stride = 1;
+ for (i = 4; i < argc; i++)
+ if (stat(argv[i], &st))
+ res = error_errno("Cannot stat '%s'", argv[i]);
+ else
+ string_list_append(&list, argv[i])->util =
+ (void *)(intptr_t)st.st_size;
+ QSORT(list.items, list.nr, cmp_by_st_size);
+ for (i = offset; i < list.nr; i+= stride)
+ printf("%s\n", list.items[i].string);
+
+ return !!res;
+ }
+
fprintf(stderr, "%s: unknown function name: %s\n", argv[0],
argv[1] ? argv[1] : "(there was none)");
return 1;
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c
index e9e0541276..799fc00aa1 100644
--- a/t/helper/test-ref-store.c
+++ b/t/helper/test-ref-store.c
@@ -233,7 +233,7 @@ static int cmd_update_ref(struct ref_store *refs, const char **argv)
{
const char *msg = notnull(*argv++, "msg");
const char *refname = notnull(*argv++, "refname");
- const char *new_sha1_buf = notnull(*argv++, "old-sha1");
+ const char *new_sha1_buf = notnull(*argv++, "new-sha1");
const char *old_sha1_buf = notnull(*argv++, "old-sha1");
unsigned int flags = arg_flags(*argv++, "flags");
struct object_id old_oid;
diff --git a/t/helper/test-repository.c b/t/helper/test-repository.c
index 6a84a53efb..f7f8618445 100644
--- a/t/helper/test-repository.c
+++ b/t/helper/test-repository.c
@@ -17,6 +17,11 @@ static void test_parse_commit_in_graph(const char *gitdir, const char *worktree,
setup_git_env(gitdir);
+ memset(the_repository, 0, sizeof(*the_repository));
+
+ /* TODO: Needed for temporary hack in hashcmp, see 183a638b7da. */
+ repo_set_hash_algo(the_repository, GIT_HASH_SHA1);
+
if (repo_init(&r, gitdir, worktree))
die("Couldn't init repo");
@@ -43,6 +48,11 @@ static void test_get_commit_tree_in_graph(const char *gitdir,
setup_git_env(gitdir);
+ memset(the_repository, 0, sizeof(*the_repository));
+
+ /* TODO: Needed for temporary hack in hashcmp, see 183a638b7da. */
+ repo_set_hash_algo(the_repository, GIT_HASH_SHA1);
+
if (repo_init(&r, gitdir, worktree))
die("Couldn't init repo");
diff --git a/t/helper/test-sha1.c b/t/helper/test-sha1.c
index 1ba0675c75..d860c387c3 100644
--- a/t/helper/test-sha1.c
+++ b/t/helper/test-sha1.c
@@ -3,55 +3,5 @@
int cmd__sha1(int ac, const char **av)
{
- git_SHA_CTX ctx;
- unsigned char sha1[20];
- unsigned bufsz = 8192;
- int binary = 0;
- char *buffer;
-
- if (ac == 2) {
- if (!strcmp(av[1], "-b"))
- binary = 1;
- else
- bufsz = strtoul(av[1], NULL, 10) * 1024 * 1024;
- }
-
- if (!bufsz)
- bufsz = 8192;
-
- while ((buffer = malloc(bufsz)) == NULL) {
- fprintf(stderr, "bufsz %u is too big, halving...\n", bufsz);
- bufsz /= 2;
- if (bufsz < 1024)
- die("OOPS");
- }
-
- git_SHA1_Init(&ctx);
-
- while (1) {
- ssize_t sz, this_sz;
- char *cp = buffer;
- unsigned room = bufsz;
- this_sz = 0;
- while (room) {
- sz = xread(0, cp, room);
- if (sz == 0)
- break;
- if (sz < 0)
- die_errno("test-sha1");
- this_sz += sz;
- cp += sz;
- room -= sz;
- }
- if (this_sz == 0)
- break;
- git_SHA1_Update(&ctx, buffer, this_sz);
- }
- git_SHA1_Final(sha1, &ctx);
-
- if (binary)
- fwrite(sha1, 1, 20, stdout);
- else
- puts(sha1_to_hex(sha1));
- exit(0);
+ return cmd_hash_impl(ac, av, GIT_HASH_SHA1);
}
diff --git a/t/helper/test-sha256.c b/t/helper/test-sha256.c
new file mode 100644
index 0000000000..0ac6a99d5f
--- /dev/null
+++ b/t/helper/test-sha256.c
@@ -0,0 +1,7 @@
+#include "test-tool.h"
+#include "cache.h"
+
+int cmd__sha256(int ac, const char **av)
+{
+ return cmd_hash_impl(ac, av, GIT_HASH_SHA256);
+}
diff --git a/t/helper/test-sigchain.c b/t/helper/test-sigchain.c
index 77ac5bc33f..d013bccdda 100644
--- a/t/helper/test-sigchain.c
+++ b/t/helper/test-sigchain.c
@@ -14,7 +14,8 @@ X(two)
X(three)
#undef X
-int cmd__sigchain(int argc, const char **argv) {
+int cmd__sigchain(int argc, const char **argv)
+{
sigchain_push(SIGTERM, one);
sigchain_push(SIGTERM, two);
sigchain_push(SIGTERM, three);
diff --git a/t/helper/test-submodule-nested-repo-config.c b/t/helper/test-submodule-nested-repo-config.c
index a31e2a9bea..bc97929bbc 100644
--- a/t/helper/test-submodule-nested-repo-config.c
+++ b/t/helper/test-submodule-nested-repo-config.c
@@ -10,19 +10,21 @@ static void die_usage(int argc, const char **argv, const char *msg)
int cmd__submodule_nested_repo_config(int argc, const char **argv)
{
- struct repository submodule;
+ struct repository subrepo;
+ const struct submodule *sub;
if (argc < 3)
die_usage(argc, argv, "Wrong number of arguments.");
setup_git_directory();
- if (repo_submodule_init(&submodule, the_repository, argv[1])) {
+ sub = submodule_from_path(the_repository, &null_oid, argv[1]);
+ if (repo_submodule_init(&subrepo, the_repository, sub)) {
die_usage(argc, argv, "Submodule not found.");
}
/* Read the config of _child_ submodules. */
- print_config_from_gitmodules(&submodule, argv[2]);
+ print_config_from_gitmodules(&subrepo, argv[2]);
submodule_free(the_repository);
diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c
index bfb195b1a8..53c06932c4 100644
--- a/t/helper/test-tool.c
+++ b/t/helper/test-tool.c
@@ -1,5 +1,6 @@
#include "git-compat-util.h"
#include "test-tool.h"
+#include "trace2.h"
struct test_cmd {
const char *name;
@@ -19,7 +20,9 @@ static struct test_cmd cmds[] = {
{ "dump-untracked-cache", cmd__dump_untracked_cache },
{ "example-decorate", cmd__example_decorate },
{ "genrandom", cmd__genrandom },
+ { "genzeros", cmd__genzeros },
{ "hashmap", cmd__hashmap },
+ { "hash-speed", cmd__hash_speed },
{ "index-version", cmd__index_version },
{ "json-writer", cmd__json_writer },
{ "lazy-init-name-hash", cmd__lazy_init_name_hash },
@@ -42,13 +45,16 @@ static struct test_cmd cmds[] = {
{ "scrap-cache-tree", cmd__scrap_cache_tree },
{ "sha1", cmd__sha1 },
{ "sha1-array", cmd__sha1_array },
+ { "sha256", cmd__sha256 },
{ "sigchain", cmd__sigchain },
{ "strcmp-offset", cmd__strcmp_offset },
{ "string-list", cmd__string_list },
{ "submodule-config", cmd__submodule_config },
{ "submodule-nested-repo-config", cmd__submodule_nested_repo_config },
{ "subprocess", cmd__subprocess },
+ { "trace2", cmd__trace2 },
{ "urlmatch-normalization", cmd__urlmatch_normalization },
+ { "xml-encode", cmd__xml_encode },
{ "wildmatch", cmd__wildmatch },
#ifdef GIT_WINDOWS_NATIVE
{ "windows-named-pipe", cmd__windows_named_pipe },
@@ -78,6 +84,8 @@ int cmd_main(int argc, const char **argv)
if (!strcmp(cmds[i].name, argv[1])) {
argv++;
argc--;
+ trace2_cmd_name(cmds[i].name);
+ trace2_cmd_list_config();
return cmds[i].fn(argc, argv);
}
}
diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h
index 042f12464b..ffab4d19d7 100644
--- a/t/helper/test-tool.h
+++ b/t/helper/test-tool.h
@@ -1,6 +1,7 @@
#ifndef TEST_TOOL_H
#define TEST_TOOL_H
+#define USE_THE_INDEX_COMPATIBILITY_MACROS
#include "git-compat-util.h"
int cmd__chmtime(int argc, const char **argv);
@@ -15,7 +16,9 @@ int cmd__dump_split_index(int argc, const char **argv);
int cmd__dump_untracked_cache(int argc, const char **argv);
int cmd__example_decorate(int argc, const char **argv);
int cmd__genrandom(int argc, const char **argv);
+int cmd__genzeros(int argc, const char **argv);
int cmd__hashmap(int argc, const char **argv);
+int cmd__hash_speed(int argc, const char **argv);
int cmd__index_version(int argc, const char **argv);
int cmd__json_writer(int argc, const char **argv);
int cmd__lazy_init_name_hash(int argc, const char **argv);
@@ -38,17 +41,22 @@ int cmd__run_command(int argc, const char **argv);
int cmd__scrap_cache_tree(int argc, const char **argv);
int cmd__sha1(int argc, const char **argv);
int cmd__sha1_array(int argc, const char **argv);
+int cmd__sha256(int argc, const char **argv);
int cmd__sigchain(int argc, const char **argv);
int cmd__strcmp_offset(int argc, const char **argv);
int cmd__string_list(int argc, const char **argv);
int cmd__submodule_config(int argc, const char **argv);
int cmd__submodule_nested_repo_config(int argc, const char **argv);
int cmd__subprocess(int argc, const char **argv);
+int cmd__trace2(int argc, const char **argv);
int cmd__urlmatch_normalization(int argc, const char **argv);
+int cmd__xml_encode(int argc, const char **argv);
int cmd__wildmatch(int argc, const char **argv);
#ifdef GIT_WINDOWS_NATIVE
int cmd__windows_named_pipe(int argc, const char **argv);
#endif
int cmd__write_cache(int argc, const char **argv);
+int cmd_hash_impl(int ac, const char **av, int algo);
+
#endif
diff --git a/t/helper/test-trace2.c b/t/helper/test-trace2.c
new file mode 100644
index 0000000000..197819c872
--- /dev/null
+++ b/t/helper/test-trace2.c
@@ -0,0 +1,273 @@
+#include "test-tool.h"
+#include "cache.h"
+#include "argv-array.h"
+#include "run-command.h"
+#include "exec-cmd.h"
+#include "config.h"
+
+typedef int(fn_unit_test)(int argc, const char **argv);
+
+struct unit_test {
+ fn_unit_test *ut_fn;
+ const char *ut_name;
+ const char *ut_usage;
+};
+
+#define MyOk 0
+#define MyError 1
+
+static int get_i(int *p_value, const char *data)
+{
+ char *endptr;
+
+ if (!data || !*data)
+ return MyError;
+
+ *p_value = strtol(data, &endptr, 10);
+ if (*endptr || errno == ERANGE)
+ return MyError;
+
+ return MyOk;
+}
+
+/*
+ * Cause process to exit with the requested value via "return".
+ *
+ * Rely on test-tool.c:cmd_main() to call trace2_cmd_exit()
+ * with our result.
+ *
+ * Test harness can confirm:
+ * [] the process-exit value.
+ * [] the "code" field in the "exit" trace2 event.
+ * [] the "code" field in the "atexit" trace2 event.
+ * [] the "name" field in the "cmd_name" trace2 event.
+ * [] "def_param" events for all of the "interesting" pre-defined
+ * config settings.
+ */
+static int ut_001return(int argc, const char **argv)
+{
+ int rc;
+
+ if (get_i(&rc, argv[0]))
+ die("expect <exit_code>");
+
+ return rc;
+}
+
+/*
+ * Cause the process to exit with the requested value via "exit()".
+ *
+ * Test harness can confirm:
+ * [] the "code" field in the "exit" trace2 event.
+ * [] the "code" field in the "atexit" trace2 event.
+ * [] the "name" field in the "cmd_name" trace2 event.
+ * [] "def_param" events for all of the "interesting" pre-defined
+ * config settings.
+ */
+static int ut_002exit(int argc, const char **argv)
+{
+ int rc;
+
+ if (get_i(&rc, argv[0]))
+ die("expect <exit_code>");
+
+ exit(rc);
+}
+
+/*
+ * Send an "error" event with each value in argv. Normally, git only issues
+ * a single "error" event immediately before issuing an "exit" event (such
+ * as in die() or BUG()), but multiple "error" events are allowed.
+ *
+ * Test harness can confirm:
+ * [] a trace2 "error" event for each value in argv.
+ * [] the "name" field in the "cmd_name" trace2 event.
+ * [] (optional) the file:line in the "exit" event refers to this function.
+ */
+static int ut_003error(int argc, const char **argv)
+{
+ int k;
+
+ if (!argv[0] || !*argv[0])
+ die("expect <error_message>");
+
+ for (k = 0; k < argc; k++)
+ error("%s", argv[k]);
+
+ return 0;
+}
+
+/*
+ * Run a child process and wait for it to finish and exit with its return code.
+ * test-tool trace2 004child [<child-command-line>]
+ *
+ * For example:
+ * test-tool trace2 004child git version
+ * test-tool trace2 004child test-tool trace2 001return 0
+ * test-tool trace2 004child test-tool trace2 004child test-tool trace2 004child
+ * test-tool trace2 004child git -c alias.xyz=version xyz
+ *
+ * Test harness can confirm:
+ * [] the "name" field in the "cmd_name" trace2 event.
+ * [] that the outer process has a single component SID (or depth "d0" in
+ * the PERF stream).
+ * [] that "child_start" and "child_exit" events are generated for the child.
+ * [] if the child process is an instrumented executable:
+ * [] that "version", "start", ..., "exit", and "atexit" events are
+ * generated by the child process.
+ * [] that the child process events have a multiple component SID (or
+ * depth "dN+1" in the PERF stream).
+ * [] that the child exit code is propagated to the parent process "exit"
+ * and "atexit" events..
+ * [] (optional) that the "t_abs" field in the child process "atexit" event
+ * is less than the "t_rel" field in the "child_exit" event of the parent
+ * process.
+ * [] if the child process is like the alias example above,
+ * [] (optional) the child process attempts to run "git-xyx" as a dashed
+ * command.
+ * [] the child process emits an "alias" event with "xyz" => "version"
+ * [] the child process runs "git version" as a child process.
+ * [] the child process has a 3 component SID (or depth "d2" in the PERF
+ * stream).
+ */
+static int ut_004child(int argc, const char **argv)
+{
+ int result;
+
+ /*
+ * Allow empty <child_command_line> so we can do arbitrarily deep
+ * command nesting and let the last one be null.
+ */
+ if (!argc)
+ return 0;
+
+ result = run_command_v_opt(argv, 0);
+ exit(result);
+}
+
+/*
+ * Exec a git command. This may either create a child process (Windows)
+ * or replace the existing process.
+ * test-tool trace2 005exec <git_command_args>
+ *
+ * For example:
+ * test-tool trace2 005exec version
+ *
+ * Test harness can confirm (on Windows):
+ * [] the "name" field in the "cmd_name" trace2 event.
+ * [] that the outer process has a single component SID (or depth "d0" in
+ * the PERF stream).
+ * [] that "exec" and "exec_result" events are generated for the child
+ * process (since the Windows compatibility layer fakes an exec() with
+ * a CreateProcess(), WaitForSingleObject(), and exit()).
+ * [] that the child process has multiple component SID (or depth "dN+1"
+ * in the PERF stream).
+ *
+ * Test harness can confirm (on platforms with a real exec() function):
+ * [] TODO talk about process replacement and how it affects SID.
+ */
+static int ut_005exec(int argc, const char **argv)
+{
+ int result;
+
+ if (!argc)
+ return 0;
+
+ result = execv_git_cmd(argv);
+ return result;
+}
+
+static int ut_006data(int argc, const char **argv)
+{
+ const char *usage_error =
+ "expect <cat0> <k0> <v0> [<cat1> <k1> <v1> [...]]";
+
+ if (argc % 3 != 0)
+ die("%s", usage_error);
+
+ while (argc) {
+ if (!argv[0] || !*argv[0] || !argv[1] || !*argv[1] ||
+ !argv[2] || !*argv[2])
+ die("%s", usage_error);
+
+ trace2_data_string(argv[0], the_repository, argv[1], argv[2]);
+ argv += 3;
+ argc -= 3;
+ }
+
+ return 0;
+}
+
+/*
+ * Usage:
+ * test-tool trace2 <ut_name_1> <ut_usage_1>
+ * test-tool trace2 <ut_name_2> <ut_usage_2>
+ * ...
+ */
+#define USAGE_PREFIX "test-tool trace2"
+
+/* clang-format off */
+static struct unit_test ut_table[] = {
+ { ut_001return, "001return", "<exit_code>" },
+ { ut_002exit, "002exit", "<exit_code>" },
+ { ut_003error, "003error", "<error_message>+" },
+ { ut_004child, "004child", "[<child_command_line>]" },
+ { ut_005exec, "005exec", "<git_command_args>" },
+ { ut_006data, "006data", "[<category> <key> <value>]+" },
+};
+/* clang-format on */
+
+/* clang-format off */
+#define for_each_ut(k, ut_k) \
+ for (k = 0, ut_k = &ut_table[k]; \
+ k < ARRAY_SIZE(ut_table); \
+ k++, ut_k = &ut_table[k])
+/* clang-format on */
+
+static int print_usage(void)
+{
+ int k;
+ struct unit_test *ut_k;
+
+ fprintf(stderr, "usage:\n");
+ for_each_ut (k, ut_k)
+ fprintf(stderr, "\t%s %s %s\n", USAGE_PREFIX, ut_k->ut_name,
+ ut_k->ut_usage);
+
+ return 129;
+}
+
+/*
+ * Issue various trace2 events for testing.
+ *
+ * We assume that these trace2 routines has already been called:
+ * [] trace2_initialize() [common-main.c:main()]
+ * [] trace2_cmd_start() [common-main.c:main()]
+ * [] trace2_cmd_name() [test-tool.c:cmd_main()]
+ * [] tracd2_cmd_list_config() [test-tool.c:cmd_main()]
+ * So that:
+ * [] the various trace2 streams are open.
+ * [] the process SID has been created.
+ * [] the "version" event has been generated.
+ * [] the "start" event has been generated.
+ * [] the "cmd_name" event has been generated.
+ * [] this writes various "def_param" events for interesting config values.
+ *
+ * We further assume that if we return (rather than exit()), trace2_cmd_exit()
+ * will be called by test-tool.c:cmd_main().
+ */
+int cmd__trace2(int argc, const char **argv)
+{
+ int k;
+ struct unit_test *ut_k;
+
+ argc--; /* skip over "trace2" arg */
+ argv++;
+
+ if (argc)
+ for_each_ut (k, ut_k)
+ if (!strcmp(argv[0], ut_k->ut_name))
+ return ut_k->ut_fn(argc - 1, argv + 1);
+
+ return print_usage();
+}
diff --git a/t/helper/test-xml-encode.c b/t/helper/test-xml-encode.c
new file mode 100644
index 0000000000..a648bbd961
--- /dev/null
+++ b/t/helper/test-xml-encode.c
@@ -0,0 +1,80 @@
+#include "test-tool.h"
+
+static const char *utf8_replace_character = "&#xfffd;";
+
+/*
+ * Encodes (possibly incorrect) UTF-8 on <stdin> to <stdout>, to be embedded
+ * in an XML file.
+ */
+int cmd__xml_encode(int argc, const char **argv)
+{
+ unsigned char buf[1024], tmp[4], *tmp2 = NULL;
+ ssize_t cur = 0, len = 1, remaining = 0;
+ unsigned char ch;
+
+ for (;;) {
+ if (++cur == len) {
+ len = xread(0, buf, sizeof(buf));
+ if (!len)
+ return 0;
+ if (len < 0)
+ die_errno("Could not read <stdin>");
+ cur = 0;
+ }
+ ch = buf[cur];
+
+ if (tmp2) {
+ if ((ch & 0xc0) != 0x80) {
+ fputs(utf8_replace_character, stdout);
+ tmp2 = NULL;
+ cur--;
+ continue;
+ }
+ *tmp2 = ch;
+ tmp2++;
+ if (--remaining == 0) {
+ fwrite(tmp, tmp2 - tmp, 1, stdout);
+ tmp2 = NULL;
+ }
+ continue;
+ }
+
+ if (!(ch & 0x80)) {
+ /* 0xxxxxxx */
+ if (ch == '&')
+ fputs("&amp;", stdout);
+ else if (ch == '\'')
+ fputs("&apos;", stdout);
+ else if (ch == '"')
+ fputs("&quot;", stdout);
+ else if (ch == '<')
+ fputs("&lt;", stdout);
+ else if (ch == '>')
+ fputs("&gt;", stdout);
+ else if (ch >= 0x20)
+ fputc(ch, stdout);
+ else if (ch == 0x09 || ch == 0x0a || ch == 0x0d)
+ fprintf(stdout, "&#x%02x;", ch);
+ else
+ fputs(utf8_replace_character, stdout);
+ } else if ((ch & 0xe0) == 0xc0) {
+ /* 110XXXXx 10xxxxxx */
+ tmp[0] = ch;
+ remaining = 1;
+ tmp2 = tmp + 1;
+ } else if ((ch & 0xf0) == 0xe0) {
+ /* 1110XXXX 10Xxxxxx 10xxxxxx */
+ tmp[0] = ch;
+ remaining = 2;
+ tmp2 = tmp + 1;
+ } else if ((ch & 0xf8) == 0xf0) {
+ /* 11110XXX 10XXxxxx 10xxxxxx 10xxxxxx */
+ tmp[0] = ch;
+ remaining = 3;
+ tmp2 = tmp + 1;
+ } else
+ fputs(utf8_replace_character, stdout);
+ }
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-01 22:27:05 +0000