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-rw-r--r--test-wildmatch.c100
1 files changed, 100 insertions, 0 deletions
diff --git a/test-wildmatch.c b/test-wildmatch.c
new file mode 100644
index 0000000000..a3e2643fbc
--- /dev/null
+++ b/test-wildmatch.c
@@ -0,0 +1,100 @@
+#ifdef USE_WILDMATCH
+#undef USE_WILDMATCH /* We need real fnmatch implementation here */
+#endif
+#include "cache.h"
+#include "wildmatch.h"
+
+static int perf(int ac, char **av)
+{
+ struct timeval tv1, tv2;
+ struct stat st;
+ int fd, i, n, flags1 = 0, flags2 = 0;
+ char *buffer, *p;
+ uint32_t usec1, usec2;
+ const char *lang;
+ const char *file = av[0];
+ const char *pattern = av[1];
+
+ lang = getenv("LANG");
+ if (lang && strcmp(lang, "C"))
+ die("Please test it on C locale.");
+
+ if ((fd = open(file, O_RDONLY)) == -1 || fstat(fd, &st))
+ die_errno("file open");
+
+ buffer = xmalloc(st.st_size + 2);
+ if (read(fd, buffer, st.st_size) != st.st_size)
+ die_errno("read");
+
+ buffer[st.st_size] = '\0';
+ buffer[st.st_size + 1] = '\0';
+ for (i = 0; i < st.st_size; i++)
+ if (buffer[i] == '\n')
+ buffer[i] = '\0';
+
+ n = atoi(av[2]);
+ if (av[3] && !strcmp(av[3], "pathname")) {
+ flags1 = WM_PATHNAME;
+ flags2 = FNM_PATHNAME;
+ }
+
+ gettimeofday(&tv1, NULL);
+ for (i = 0; i < n; i++) {
+ for (p = buffer; *p; p += strlen(p) + 1)
+ wildmatch(pattern, p, flags1, NULL);
+ }
+ gettimeofday(&tv2, NULL);
+
+ usec1 = (uint32_t)tv2.tv_sec * 1000000 + tv2.tv_usec;
+ usec1 -= (uint32_t)tv1.tv_sec * 1000000 + tv1.tv_usec;
+ printf("wildmatch %ds %dus\n",
+ (int)(usec1 / 1000000),
+ (int)(usec1 % 1000000));
+
+ gettimeofday(&tv1, NULL);
+ for (i = 0; i < n; i++) {
+ for (p = buffer; *p; p += strlen(p) + 1)
+ fnmatch(pattern, p, flags2);
+ }
+ gettimeofday(&tv2, NULL);
+
+ usec2 = (uint32_t)tv2.tv_sec * 1000000 + tv2.tv_usec;
+ usec2 -= (uint32_t)tv1.tv_sec * 1000000 + tv1.tv_usec;
+ if (usec2 > usec1)
+ printf("fnmatch %ds %dus or %.2f%% slower\n",
+ (int)((usec2 - usec1) / 1000000),
+ (int)((usec2 - usec1) % 1000000),
+ (float)(usec2 - usec1) / usec1 * 100);
+ else
+ printf("fnmatch %ds %dus or %.2f%% faster\n",
+ (int)((usec1 - usec2) / 1000000),
+ (int)((usec1 - usec2) % 1000000),
+ (float)(usec1 - usec2) / usec1 * 100);
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ int i;
+
+ if (!strcmp(argv[1], "perf"))
+ return perf(argc - 2, argv + 2);
+
+ for (i = 2; i < argc; i++) {
+ if (argv[i][0] == '/')
+ die("Forward slash is not allowed at the beginning of the\n"
+ "pattern because Windows does not like it. Use `XXX/' instead.");
+ else if (!strncmp(argv[i], "XXX/", 4))
+ argv[i] += 3;
+ }
+ if (!strcmp(argv[1], "wildmatch"))
+ return !!wildmatch(argv[3], argv[2], WM_PATHNAME, NULL);
+ else if (!strcmp(argv[1], "iwildmatch"))
+ return !!wildmatch(argv[3], argv[2], WM_PATHNAME | WM_CASEFOLD, NULL);
+ else if (!strcmp(argv[1], "pathmatch"))
+ return !!wildmatch(argv[3], argv[2], 0, NULL);
+ else if (!strcmp(argv[1], "fnmatch"))
+ return !!fnmatch(argv[3], argv[2], FNM_PATHNAME);
+ else
+ return 1;
+}