Add unit test for mkpath() and makepath() funcs

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

tests/makepath_func.c

@@ -0,0 +1,60 @@
+#include <errno.h>
+#include <stdlib.h>
+#include "check.h"
+
+int checkpath(char *dir)
+{
+	char tmp[256];
+	struct stat sb;
+
+	snprintf(tmp, sizeof(tmp), "ls -ld %s", dir);
+	if (system(tmp))
+		perror("system");
+
+	if (!stat(dir, &sb) && S_ISDIR(sb.st_mode))
+		return 0;
+
+	errno = ENOTDIR;
+	return 1;
+}
+
+int test_makepath(char *dir)
+{
+	int ret = makepath(dir);
+
+	if (!ret)
+		ret = checkpath(dir);
+	if (ret)
+		perror("Failed");
+
+	return ret;
+}
+
+int main(void)
+{
+	int i, ret = 0;
+	char *list[] = {
+		"/tmp/tok/",
+		"/tmp/tok2",
+		"/tmp/ab",
+		"/tmp/b",
+		"/tmp/a/",
+		"/tmp/a/b",
+		"/tmp/a/c/",
+		"../../sometestdir/arpa/inet",
+		NULL
+	};
+
+	for (i = 0; list[i]; i++)
+		rmdir(list[i]);
+
+	printf("Testing makepath() ...\n");
+	for (i = 0; list[i] && !ret; i++)
+		ret |= test_makepath(list[i]);
+
+	printf("\nCleaning up ...\n");
+	for (i = 0; list[i]; i++)
+		rmdir(list[i]);
+
+	return ret;
+}