1 files changed, 66 insertions, 0 deletions
diff --git a/src/grep/gnulib-tests/test-fnmatch.c b/src/grep/gnulib-tests/test-fnmatch.c
new file mode 100644
index 0000000..ae7fc8a
--- /dev/null
+++ b/src/grep/gnulib-tests/test-fnmatch.c
@@ -0,0 +1,66 @@
+/* Test of fnmatch string matching function.
+   Copyright (C) 2009-2021 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Simon Josefsson <simon@josefsson.org>, 2009.  */
+
+#include <config.h>
+
+#include <fnmatch.h>
+
+#include "signature.h"
+SIGNATURE_CHECK (fnmatch, int, (char const *, char const *, int));
+
+#include "macros.h"
+
+int
+main ()
+{
+  int res;
+
+  ASSERT (res = fnmatch ("", "", 0) == 0);
+
+  ASSERT (res = fnmatch ("*", "", 0) == 0);
+  ASSERT (res = fnmatch ("*", "foo", 0) == 0);
+  ASSERT (res = fnmatch ("*", "bar", 0) == 0);
+  ASSERT (res = fnmatch ("*", "*", 0) == 0);
+  ASSERT (res = fnmatch ("**", "f", 0) == 0);
+  ASSERT (res = fnmatch ("**", "foo.txt", 0) == 0);
+  ASSERT (res = fnmatch ("*.*", "foo.txt", 0) == 0);
+
+  ASSERT (res = fnmatch ("foo*.txt", "foobar.txt", 0) == 0);
+
+  ASSERT (res = fnmatch ("foo.txt", "foo.txt", 0) == 0);
+  ASSERT (res = fnmatch ("foo\\.txt", "foo.txt", 0) == 0);
+  ASSERT (res = fnmatch ("foo\\.txt", "foo.txt", FNM_NOESCAPE) == FNM_NOMATCH);
+
+  /* Verify that an unmatched [ is treated as a literal, as POSIX
+     requires.  This test ensures that glibc Bugzilla bug #12378 stays
+     fixed.
+   */
+  ASSERT (res = fnmatch ("[/b", "[/b", 0) == 0);
+
+  ASSERT (fnmatch ("[[:alpha:]'[:alpha:]\0]", "a", 0) == FNM_NOMATCH);
+  ASSERT (fnmatch ("[a[.\0.]]", "a", 0) == FNM_NOMATCH);
+#ifdef FNM_EXTMATCH
+  ASSERT (fnmatch ("**(!()", "**(!()", FNM_EXTMATCH) == 0);
+#endif
+#ifdef FNM_LEADING_DIR
+  ASSERT (fnmatch ("x?y", "x/y/z", FNM_PATHNAME | FNM_LEADING_DIR)
+          == FNM_NOMATCH);
+#endif
+
+  return 0;
+}