Move utils-selftests.c -> gdb/unittests/

This file was only under gdb/ currently because it predates the
gdb/unittests/ directory.

gdb/ChangeLog:
2017-09-28  Pedro Alves  <palves@redhat.com>

	* Makefile.in (SUBDIR_UNITTESTS_SRCS): Add
	unittests/common-utils-selftests.c.
	(SUBDIR_UNITTESTS_OBS): Add common-utils-selftests.o.
	(COMMON_OBS): Remove utils-selftests.o.
	* utils-selftests.c: Move to ...
	* unittests/common-utils-selftests.c: ... here and rename self
	test to "string_printf".

1 files changed, 50 insertions, 0 deletions

diff --git a/gdb/unittests/common-utils-selftests.c b/gdb/unittests/common-utils-selftests.c
new file mode 100644
index 0000000..71bc2df
--- /dev/null
+++ b/gdb/unittests/common-utils-selftests.c
@@ -0,0 +1,50 @@
+/* Self tests for general utility routines for GDB, the GNU debugger.
+
+   Copyright (C) 2016-2017 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   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 <http://www.gnu.org/licenses/>.  */
+
+#include "common-defs.h"
+#include "selftest.h"
+
+namespace selftests {
+
+static void
+string_printf_tests ()
+{
+  SELF_CHECK (string_printf ("%s", "") == "");
+  SELF_CHECK (string_printf ("%d comes before 2", 1) == "1 comes before 2");
+  SELF_CHECK (string_printf ("hello %s", "world") == "hello world");
+
+#define X10 "0123456789"
+#define X100 X10 X10 X10 X10 X10 X10 X10 X10 X10 X10
+#define X1000 X100 X100 X100 X100 X100 X100 X100 X100 X100 X100
+#define X10000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000
+#define X100000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000
+  SELF_CHECK (string_printf ("%s", X10) == X10);
+  SELF_CHECK (string_printf ("%s", X100) == X100);
+  SELF_CHECK (string_printf ("%s", X1000) == X1000);
+  SELF_CHECK (string_printf ("%s", X10000) == X10000);
+  SELF_CHECK (string_printf ("%s", X100000) == X100000);
+}
+
+} /* namespace selftests */
+
+void
+_initialize_common_utils_selftests ()
+{
+  selftests::register_test ("string_printf", selftests::string_printf_tests);
+}