Add tests for GLOB_STAR

tests/lib/libc/gen/Makefile

@@ -0,0 +1,9 @@
+# $NetBSD: Makefile,v 1.1 2010/09/06 14:41:21 christos Exp $
+
+.include <bsd.own.mk>
+
+TESTSDIR=	${TESTSBASE}/lib/libc/gen
+
+TESTS_C+=	t_glob_star
+
+.include <bsd.test.mk>

tests/lib/libc/gen/t_glob_star.c

@@ -0,0 +1,222 @@
+/*	$NetBSD: t_glob_star.c,v 1.1 2010/09/06 14:41:21 christos Exp $	*/
+/*-
+ * Copyright (c) 2010 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: t_glob_star.c,v 1.1 2010/09/06 14:41:21 christos Exp $");
+
+#include <atf-c.h>
+#include <sys/param.h>
+#include <dirent.h>
+#include <glob.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+
+#ifdef DEBUG
+#define DPRINTF(a) printf a
+#else
+#define DPRINTF(a)
+#endif
+
+ATF_TC(t_glob_star);
+ATF_TC(t_glob_star_not);
+
+struct gl_file {
+	const char *name;
+	int dir;
+};
+
+static struct gl_file a[] = {
+	{ "1", 0 },
+	{ "b", 1 },
+	{ "3", 0 },
+	{ "4", 0 },
+};
+
+static struct gl_file b[] = {
+	{ "x", 0 },
+	{ "y", 0 },
+	{ "z", 0 },
+	{ "w", 0 },
+};
+
+struct gl_dir {
+	const char *name;	/* directory name */
+	const struct gl_file *dir;
+	size_t len, pos;
+};
+
+static struct gl_dir d[] = {
+	{ "a", a, __arraycount(a), 0 },
+	{ "a/b", b, __arraycount(b), 0 },
+};
+
+static const char *glob_star[] = { 
+    "a/1", "a/3", "a/4", "a/b", "a/b/w", "a/b/x", "a/b/y", "a/b/z",
+};
+
+static const char *glob_star_not[] = {
+	"a/1", "a/3", "a/4", "a/b",
+};
+
+static void
+trim(char *buf, size_t len, const char *name)
+{
+	char *path = buf, *epath = buf + sizeof(buf) - 1;
+	while (path < epath && (*path++ = *name++) != '\0')
+		continue;
+	path--;
+	while (path > buf && *--path == '/')
+		*path = '\0';
+}
+
+static void *
+gl_opendir(const char *dir)
+{
+	size_t i;
+	char buf[MAXPATHLEN];
+	trim(buf, sizeof(buf), dir);
+
+	for (i = 0; i < __arraycount(d); i++)
+		if (strcmp(buf, d[i].name) == 0) {
+			DPRINTF(("opendir %s %zu\n", buf, i));
+			return &d[i];
+		}
+	errno = ENOENT;
+	return NULL;
+}
+
+static struct dirent *
+gl_readdir(void *v)
+{
+	static struct dirent dir;
+	struct gl_dir *d = v;
+	if (d->pos < d->len) {
+		const struct gl_file *f = &d->dir[d->pos++];
+		strcpy(dir.d_name, f->name);
+		dir.d_namlen = strlen(f->name);
+		dir.d_ino = d->pos;
+		dir.d_type = f->dir ? DT_DIR : DT_REG;
+		DPRINTF(("readdir %s %d\n", dir.d_name, dir.d_type));
+		dir.d_reclen = _DIRENT_RECLEN(&dir, dir.d_namlen);
+		return &dir;
+	}
+	return NULL;
+}
+
+static int
+gl_stat(const char *name , __gl_stat_t *st)
+{
+	char buf[MAXPATHLEN];
+	trim(buf, sizeof(buf), name);
+	memset(st, 0, sizeof(*st));
+	if (strcmp(buf, "a") == 0 || strcmp(buf, "a/b") == 0)
+		st->st_mode |= _S_IFDIR;
+	DPRINTF(("stat %s %d\n", buf, st->st_mode));
+	return 0;
+}
+
+static int
+gl_lstat(const char *name , __gl_stat_t *st)
+{
+	return gl_stat(name, st);
+}
+
+static void
+gl_closedir(void *v)
+{
+	struct gl_dir *d = v;
+	d->pos = 0;
+	DPRINTF(("closedir %p\n", d))
+}
+
+static void
+run(const char *p, int flags, const char **res, size_t len)
+{
+	glob_t gl;
+	size_t i;
+
+	memset(&gl, 0, sizeof(gl));
+	gl.gl_opendir = gl_opendir;
+	gl.gl_readdir = gl_readdir;
+	gl.gl_closedir = gl_closedir;
+	gl.gl_stat = gl_stat;
+	gl.gl_lstat = gl_lstat;
+
+	if (glob(p, GLOB_ALTDIRFUNC | flags, NULL, &gl) != 0)
+		err(1, "glob");
+
+	for (i = 0; i < gl.gl_pathc; i++)
+		DPRINTF(("%s\n", gl.gl_pathv[i]));
+
+	ATF_CHECK(len == gl.gl_pathc);
+	for (i = 0; i < gl.gl_pathc; i++)
+		ATF_CHECK_STREQ(gl.gl_pathv[i], res[i]);
+
+	globfree(&gl);
+}
+
+
+ATF_TC_HEAD(t_glob_star, tc)
+{
+	atf_tc_set_md_var(tc, "descr",
+	    "Test glob(3) ** with GLOB_STAR");
+}
+
+ATF_TC_BODY(t_glob_star, tc)
+{
+	run("a/**", GLOB_STAR, glob_star, __arraycount(glob_star));
+}
+
+ATF_TC_HEAD(t_glob_star_not, tc)
+{
+	atf_tc_set_md_var(tc, "descr",
+	    "Test glob(3) ** without GLOB_STAR");
+}
+
+
+ATF_TC_BODY(t_glob_star_not, tc)
+{
+	run("a/**", 0, glob_star_not, __arraycount(glob_star_not));
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	ATF_TP_ADD_TC(tp, t_glob_star);
+	ATF_TP_ADD_TC(tp, t_glob_star_not);
+
+	return atf_no_error();
+}