1 files changed, 98 insertions, 11 deletions

diff --git a/t/helper/test-path-utils.c b/t/helper/test-path-utils.c
index e737a941d3..229ed416b0 100644
--- a/t/helper/test-path-utils.c
+++ b/t/helper/test-path-utils.c
@@ -172,9 +172,30 @@ static struct test_data dirname_data[] = {
 	{ NULL,              NULL     }
 };
 
-static int is_dotgitmodules(const char *path)
+static int check_dotfile(const char *x, const char **argv,
+			 int (*is_hfs)(const char *),
+			 int (*is_ntfs)(const char *))
 {
-	return is_hfs_dotgitmodules(path) || is_ntfs_dotgitmodules(path);
+	int res = 0, expect = 1;
+	for (; *argv; argv++) {
+		if (!strcmp("--not", *argv))
+			expect = !expect;
+		else if (expect != (is_hfs(*argv) || is_ntfs(*argv)))
+			res = error("'%s' is %s.git%s", *argv,
+				    expect ? "not " : "", x);
+		else
+			fprintf(stderr, "ok: '%s' is %s.git%s\n",
+				*argv, expect ? "" : "not ", x);
+	}
+	return !!res;
+}
+
+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);
 }
 
 /*
@@ -282,11 +303,14 @@ int cmd__path_utils(int argc, const char **argv)
 	}
 
 	if (argc >= 2 && !strcmp(argv[1], "real_path")) {
+		struct strbuf realpath = STRBUF_INIT;
 		while (argc > 2) {
-			puts(real_path(argv[2]));
+			strbuf_realpath(&realpath, argv[2], 1);
+			puts(realpath.buf);
 			argc--;
 			argv++;
 		}
+		strbuf_release(&realpath);
 		return 0;
 	}
 
@@ -371,16 +395,79 @@ int cmd__path_utils(int argc, const char **argv)
 		return test_function(dirname_data, posix_dirname, argv[1]);
 
 	if (argc > 2 && !strcmp(argv[1], "is_dotgitmodules")) {
-		int res = 0, expect = 1, i;
+		return check_dotfile("modules", argv + 2,
+				     is_hfs_dotgitmodules,
+				     is_ntfs_dotgitmodules);
+	}
+	if (argc > 2 && !strcmp(argv[1], "is_dotgitignore")) {
+		return check_dotfile("ignore", argv + 2,
+				     is_hfs_dotgitignore,
+				     is_ntfs_dotgitignore);
+	}
+	if (argc > 2 && !strcmp(argv[1], "is_dotgitattributes")) {
+		return check_dotfile("attributes", argv + 2,
+				     is_hfs_dotgitattributes,
+				     is_ntfs_dotgitattributes);
+	}
+	if (argc > 2 && !strcmp(argv[1], "is_dotmailmap")) {
+		return check_dotfile("mailmap", argv + 2,
+				     is_hfs_dotmailmap,
+				     is_ntfs_dotmailmap);
+	}
+
+	if (argc > 2 && !strcmp(argv[1], "file-size")) {
+		int res = 0, i;
+		struct stat st;
+
 		for (i = 2; i < argc; i++)
-			if (!strcmp("--not", argv[i]))
-				expect = !expect;
-			else if (expect != is_dotgitmodules(argv[i]))
-				res = error("'%s' is %s.gitmodules", argv[i],
-					    expect ? "not " : "");
+			if (stat(argv[i], &st))
+				res = error_errno("Cannot stat '%s'", argv[i]);
 			else
-				fprintf(stderr, "ok: '%s' is %s.gitmodules\n",
-					argv[i], expect ? "" : "not ");
+				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;
 	}