diff options
Diffstat (limited to 't/helper')
-rw-r--r-- | t/helper/test-drop-caches.c | 11 | ||||
-rw-r--r-- | t/helper/test-dump-fsmonitor.c | 2 | ||||
-rw-r--r-- | t/helper/test-parse-pathspec-file.c | 33 | ||||
-rw-r--r-- | t/helper/test-path-utils.c | 113 | ||||
-rw-r--r-- | t/helper/test-read-graph.c | 53 | ||||
-rw-r--r-- | t/helper/test-run-command.c | 182 | ||||
-rw-r--r-- | t/helper/test-tool.c | 2 | ||||
-rw-r--r-- | t/helper/test-tool.h | 2 |
8 files changed, 391 insertions, 7 deletions
diff --git a/t/helper/test-drop-caches.c b/t/helper/test-drop-caches.c index f65e301f9d..7b4278462b 100644 --- a/t/helper/test-drop-caches.c +++ b/t/helper/test-drop-caches.c @@ -8,18 +8,21 @@ static int cmd_sync(void) { char Buffer[MAX_PATH]; DWORD dwRet; - char szVolumeAccessPath[] = "\\\\.\\X:"; + char szVolumeAccessPath[] = "\\\\.\\XXXX:"; HANDLE hVolWrite; - int success = 0; + int success = 0, dos_drive_prefix; dwRet = GetCurrentDirectory(MAX_PATH, Buffer); if ((0 == dwRet) || (dwRet > MAX_PATH)) return error("Error getting current directory"); - if (!has_dos_drive_prefix(Buffer)) + dos_drive_prefix = has_dos_drive_prefix(Buffer); + if (!dos_drive_prefix) return error("'%s': invalid drive letter", Buffer); - szVolumeAccessPath[4] = Buffer[0]; + memcpy(szVolumeAccessPath, Buffer, dos_drive_prefix); + szVolumeAccessPath[dos_drive_prefix] = '\0'; + hVolWrite = CreateFile(szVolumeAccessPath, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); if (INVALID_HANDLE_VALUE == hVolWrite) diff --git a/t/helper/test-dump-fsmonitor.c b/t/helper/test-dump-fsmonitor.c index 2786f47088..975f0ac890 100644 --- a/t/helper/test-dump-fsmonitor.c +++ b/t/helper/test-dump-fsmonitor.c @@ -13,7 +13,7 @@ int cmd__dump_fsmonitor(int ac, const char **av) printf("no fsmonitor\n"); return 0; } - printf("fsmonitor last update %"PRIuMAX"\n", (uintmax_t)istate->fsmonitor_last_update); + printf("fsmonitor last update %s\n", istate->fsmonitor_last_update); for (i = 0; i < istate->cache_nr; i++) printf((istate->cache[i]->ce_flags & CE_FSMONITOR_VALID) ? "+" : "-"); diff --git a/t/helper/test-parse-pathspec-file.c b/t/helper/test-parse-pathspec-file.c new file mode 100644 index 0000000000..02f4ccfd2a --- /dev/null +++ b/t/helper/test-parse-pathspec-file.c @@ -0,0 +1,33 @@ +#include "test-tool.h" +#include "parse-options.h" +#include "pathspec.h" +#include "gettext.h" + +int cmd__parse_pathspec_file(int argc, const char **argv) +{ + struct pathspec pathspec; + const char *pathspec_from_file = 0; + int pathspec_file_nul = 0, i; + + static const char *const usage[] = { + "test-tool parse-pathspec-file --pathspec-from-file [--pathspec-file-nul]", + NULL + }; + + struct option options[] = { + OPT_PATHSPEC_FROM_FILE(&pathspec_from_file), + OPT_PATHSPEC_FILE_NUL(&pathspec_file_nul), + OPT_END() + }; + + parse_options(argc, argv, 0, options, usage, 0); + + parse_pathspec_file(&pathspec, 0, 0, 0, pathspec_from_file, + pathspec_file_nul); + + for (i = 0; i < pathspec.nr; i++) + printf("%s\n", pathspec.items[i].original); + + clear_pathspec(&pathspec); + return 0; +} diff --git a/t/helper/test-path-utils.c b/t/helper/test-path-utils.c index 5d543ad21f..409034cf4e 100644 --- a/t/helper/test-path-utils.c +++ b/t/helper/test-path-utils.c @@ -185,6 +185,99 @@ static int cmp_by_st_size(const void *a, const void *b) return x > y ? -1 : (x < y ? +1 : 0); } +/* + * A very simple, reproducible pseudo-random generator. Copied from + * `test-genrandom.c`. + */ +static uint64_t my_random_value = 1234; + +static uint64_t my_random(void) +{ + my_random_value = my_random_value * 1103515245 + 12345; + return my_random_value; +} + +/* + * A fast approximation of the square root, without requiring math.h. + * + * It uses Newton's method to approximate the solution of 0 = x^2 - value. + */ +static double my_sqrt(double value) +{ + const double epsilon = 1e-6; + double x = value; + + if (value == 0) + return 0; + + for (;;) { + double delta = (value / x - x) / 2; + if (delta < epsilon && delta > -epsilon) + return x + delta; + x += delta; + } +} + +static int protect_ntfs_hfs_benchmark(int argc, const char **argv) +{ + size_t i, j, nr, min_len = 3, max_len = 20; + char **names; + int repetitions = 15, file_mode = 0100644; + uint64_t begin, end; + double m[3][2], v[3][2]; + uint64_t cumul; + double cumul2; + + if (argc > 1 && !strcmp(argv[1], "--with-symlink-mode")) { + file_mode = 0120000; + argc--; + argv++; + } + + nr = argc > 1 ? strtoul(argv[1], NULL, 0) : 1000000; + ALLOC_ARRAY(names, nr); + + if (argc > 2) { + min_len = strtoul(argv[2], NULL, 0); + if (argc > 3) + max_len = strtoul(argv[3], NULL, 0); + if (min_len > max_len) + die("min_len > max_len"); + } + + for (i = 0; i < nr; i++) { + size_t len = min_len + (my_random() % (max_len + 1 - min_len)); + + names[i] = xmallocz(len); + while (len > 0) + names[i][--len] = (char)(' ' + (my_random() % ('\x7f' - ' '))); + } + + for (protect_ntfs = 0; protect_ntfs < 2; protect_ntfs++) + for (protect_hfs = 0; protect_hfs < 2; protect_hfs++) { + cumul = 0; + cumul2 = 0; + for (i = 0; i < repetitions; i++) { + begin = getnanotime(); + for (j = 0; j < nr; j++) + verify_path(names[j], file_mode); + end = getnanotime(); + printf("protect_ntfs = %d, protect_hfs = %d: %lfms\n", protect_ntfs, protect_hfs, (end-begin) / (double)1e6); + cumul += end - begin; + cumul2 += (end - begin) * (end - begin); + } + m[protect_ntfs][protect_hfs] = cumul / (double)repetitions; + v[protect_ntfs][protect_hfs] = my_sqrt(cumul2 / (double)repetitions - m[protect_ntfs][protect_hfs] * m[protect_ntfs][protect_hfs]); + printf("mean: %lfms, stddev: %lfms\n", m[protect_ntfs][protect_hfs] / (double)1e6, v[protect_ntfs][protect_hfs] / (double)1e6); + } + + for (protect_ntfs = 0; protect_ntfs < 2; protect_ntfs++) + for (protect_hfs = 0; protect_hfs < 2; protect_hfs++) + printf("ntfs=%d/hfs=%d: %lf%% slower\n", protect_ntfs, protect_hfs, (m[protect_ntfs][protect_hfs] - m[0][0]) * 100 / m[0][0]); + + return 0; +} + int cmd__path_utils(int argc, const char **argv) { if (argc == 3 && !strcmp(argv[1], "normalize_path_copy")) { @@ -355,6 +448,26 @@ int cmd__path_utils(int argc, const char **argv) return !!res; } + if (argc > 1 && !strcmp(argv[1], "protect_ntfs_hfs")) + return !!protect_ntfs_hfs_benchmark(argc - 1, argv + 1); + + if (argc > 1 && !strcmp(argv[1], "is_valid_path")) { + int res = 0, expect = 1, i; + + for (i = 2; i < argc; i++) + if (!strcmp("--not", argv[i])) + expect = 0; + else if (expect != is_valid_path(argv[i])) + res = error("'%s' is%s a valid path", + argv[i], expect ? " not" : ""); + else + fprintf(stderr, + "'%s' is%s a valid path\n", + argv[i], expect ? "" : " not"); + + 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-read-graph.c b/t/helper/test-read-graph.c new file mode 100644 index 0000000000..d2884efe0a --- /dev/null +++ b/t/helper/test-read-graph.c @@ -0,0 +1,53 @@ +#include "test-tool.h" +#include "cache.h" +#include "commit-graph.h" +#include "repository.h" +#include "object-store.h" + +int cmd__read_graph(int argc, const char **argv) +{ + struct commit_graph *graph = NULL; + char *graph_name; + int open_ok; + int fd; + struct stat st; + const char *object_dir; + + setup_git_directory(); + object_dir = get_object_directory(); + + graph_name = get_commit_graph_filename(object_dir); + + open_ok = open_commit_graph(graph_name, &fd, &st); + if (!open_ok) + die_errno(_("Could not open commit-graph '%s'"), graph_name); + + graph = load_commit_graph_one_fd_st(fd, &st); + if (!graph) + return 1; + + FREE_AND_NULL(graph_name); + + printf("header: %08x %d %d %d %d\n", + ntohl(*(uint32_t*)graph->data), + *(unsigned char*)(graph->data + 4), + *(unsigned char*)(graph->data + 5), + *(unsigned char*)(graph->data + 6), + *(unsigned char*)(graph->data + 7)); + printf("num_commits: %u\n", graph->num_commits); + printf("chunks:"); + + if (graph->chunk_oid_fanout) + printf(" oid_fanout"); + if (graph->chunk_oid_lookup) + printf(" oid_lookup"); + if (graph->chunk_commit_data) + printf(" commit_metadata"); + if (graph->chunk_extra_edges) + printf(" extra_edges"); + printf("\n"); + + UNLEAK(graph); + + return 0; +} diff --git a/t/helper/test-run-command.c b/t/helper/test-run-command.c index ead6dc611a..1646aa25d8 100644 --- a/t/helper/test-run-command.c +++ b/t/helper/test-run-command.c @@ -18,8 +18,8 @@ #include "string-list.h" #include "thread-utils.h" #include "wildmatch.h" -#include <string.h> -#include <errno.h> +#include "gettext.h" +#include "parse-options.h" static int number_callbacks; static int parallel_next(struct child_process *cp, @@ -200,6 +200,174 @@ static int testsuite(int argc, const char **argv) return !!ret; } +static uint64_t my_random_next = 1234; + +static uint64_t my_random(void) +{ + uint64_t res = my_random_next; + my_random_next = my_random_next * 1103515245 + 12345; + return res; +} + +static int quote_stress_test(int argc, const char **argv) +{ + /* + * We are running a quote-stress test. + * spawn a subprocess that runs quote-stress with a + * special option that echoes back the arguments that + * were passed in. + */ + char special[] = ".?*\\^_\"'`{}()[]<>@~&+:;$%"; // \t\r\n\a"; + int i, j, k, trials = 100, skip = 0, msys2 = 0; + struct strbuf out = STRBUF_INIT; + struct argv_array args = ARGV_ARRAY_INIT; + struct option options[] = { + OPT_INTEGER('n', "trials", &trials, "Number of trials"), + OPT_INTEGER('s', "skip", &skip, "Skip <n> trials"), + OPT_BOOL('m', "msys2", &msys2, "Test quoting for MSYS2's sh"), + OPT_END() + }; + const char * const usage[] = { + "test-tool run-command quote-stress-test <options>", + NULL + }; + + argc = parse_options(argc, argv, NULL, options, usage, 0); + + setenv("MSYS_NO_PATHCONV", "1", 0); + + for (i = 0; i < trials; i++) { + struct child_process cp = CHILD_PROCESS_INIT; + size_t arg_count, arg_offset; + int ret = 0; + + argv_array_clear(&args); + if (msys2) + argv_array_pushl(&args, "sh", "-c", + "printf %s\\\\0 \"$@\"", "skip", NULL); + else + argv_array_pushl(&args, "test-tool", "run-command", + "quote-echo", NULL); + arg_offset = args.argc; + + if (argc > 0) { + trials = 1; + arg_count = argc; + for (j = 0; j < arg_count; j++) + argv_array_push(&args, argv[j]); + } else { + arg_count = 1 + (my_random() % 5); + for (j = 0; j < arg_count; j++) { + char buf[20]; + size_t min_len = 1; + size_t arg_len = min_len + + (my_random() % (ARRAY_SIZE(buf) - min_len)); + + for (k = 0; k < arg_len; k++) + buf[k] = special[my_random() % + ARRAY_SIZE(special)]; + buf[arg_len] = '\0'; + + argv_array_push(&args, buf); + } + } + + if (i < skip) + continue; + + cp.argv = args.argv; + strbuf_reset(&out); + if (pipe_command(&cp, NULL, 0, &out, 0, NULL, 0) < 0) + return error("Failed to spawn child process"); + + for (j = 0, k = 0; j < arg_count; j++) { + const char *arg = args.argv[j + arg_offset]; + + if (strcmp(arg, out.buf + k)) + ret = error("incorrectly quoted arg: '%s', " + "echoed back as '%s'", + arg, out.buf + k); + k += strlen(out.buf + k) + 1; + } + + if (k != out.len) + ret = error("got %d bytes, but consumed only %d", + (int)out.len, (int)k); + + if (ret) { + fprintf(stderr, "Trial #%d failed. Arguments:\n", i); + for (j = 0; j < arg_count; j++) + fprintf(stderr, "arg #%d: '%s'\n", + (int)j, args.argv[j + arg_offset]); + + strbuf_release(&out); + argv_array_clear(&args); + + return ret; + } + + if (i && (i % 100) == 0) + fprintf(stderr, "Trials completed: %d\n", (int)i); + } + + strbuf_release(&out); + argv_array_clear(&args); + + return 0; +} + +static int quote_echo(int argc, const char **argv) +{ + while (argc > 1) { + fwrite(argv[1], strlen(argv[1]), 1, stdout); + fputc('\0', stdout); + argv++; + argc--; + } + + return 0; +} + +static int inherit_handle(const char *argv0) +{ + struct child_process cp = CHILD_PROCESS_INIT; + char path[PATH_MAX]; + int tmp; + + /* First, open an inheritable handle */ + xsnprintf(path, sizeof(path), "out-XXXXXX"); + tmp = xmkstemp(path); + + argv_array_pushl(&cp.args, + "test-tool", argv0, "inherited-handle-child", NULL); + cp.in = -1; + cp.no_stdout = cp.no_stderr = 1; + if (start_command(&cp) < 0) + die("Could not start child process"); + + /* Then close it, and try to delete it. */ + close(tmp); + if (unlink(path)) + die("Could not delete '%s'", path); + + if (close(cp.in) < 0 || finish_command(&cp) < 0) + die("Child did not finish"); + + return 0; +} + +static int inherit_handle_child(void) +{ + struct strbuf buf = STRBUF_INIT; + + if (strbuf_read(&buf, 0, 0) < 0) + die("Could not read stdin"); + printf("Received %s\n", buf.buf); + strbuf_release(&buf); + + return 0; +} + int cmd__run_command(int argc, const char **argv) { struct child_process proc = CHILD_PROCESS_INIT; @@ -207,6 +375,16 @@ int cmd__run_command(int argc, const char **argv) if (argc > 1 && !strcmp(argv[1], "testsuite")) exit(testsuite(argc - 1, argv + 1)); + if (!strcmp(argv[1], "inherited-handle")) + exit(inherit_handle(argv[0])); + if (!strcmp(argv[1], "inherited-handle-child")) + exit(inherit_handle_child()); + + if (argc >= 2 && !strcmp(argv[1], "quote-stress-test")) + return !!quote_stress_test(argc - 1, argv + 1); + + if (argc >= 2 && !strcmp(argv[1], "quote-echo")) + return !!quote_echo(argc - 1, argv + 1); if (argc < 3) return 1; diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c index 19ee26d931..c9a232d238 100644 --- a/t/helper/test-tool.c +++ b/t/helper/test-tool.c @@ -39,12 +39,14 @@ static struct test_cmd cmds[] = { { "oidmap", cmd__oidmap }, { "online-cpus", cmd__online_cpus }, { "parse-options", cmd__parse_options }, + { "parse-pathspec-file", cmd__parse_pathspec_file }, { "path-utils", cmd__path_utils }, { "pkt-line", cmd__pkt_line }, { "prio-queue", cmd__prio_queue }, { "progress", cmd__progress }, { "reach", cmd__reach }, { "read-cache", cmd__read_cache }, + { "read-graph", cmd__read_graph }, { "read-midx", cmd__read_midx }, { "ref-store", cmd__ref_store }, { "regex", cmd__regex }, diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h index c2aa56ef50..c8549fd87f 100644 --- a/t/helper/test-tool.h +++ b/t/helper/test-tool.h @@ -29,12 +29,14 @@ int cmd__mktemp(int argc, const char **argv); int cmd__oidmap(int argc, const char **argv); int cmd__online_cpus(int argc, const char **argv); int cmd__parse_options(int argc, const char **argv); +int cmd__parse_pathspec_file(int argc, const char** argv); int cmd__path_utils(int argc, const char **argv); int cmd__pkt_line(int argc, const char **argv); int cmd__prio_queue(int argc, const char **argv); int cmd__progress(int argc, const char **argv); int cmd__reach(int argc, const char **argv); int cmd__read_cache(int argc, const char **argv); +int cmd__read_graph(int argc, const char **argv); int cmd__read_midx(int argc, const char **argv); int cmd__ref_store(int argc, const char **argv); int cmd__regex(int argc, const char **argv); |