bd413795d3
This adds string_vprintf, a va_list variant of string_printf. This will be used in later patches. gdb/ChangeLog 2017-09-29 Tom Tromey <tom@tromey.com> * unittests/common-utils-selftests.c (format): New function. (string_vprintf_tests): New function. (_initialize_common_utils_selftests): Register new tests. * common/common-utils.c (string_vprintf): New function. * common/common-utils.h (string_vprintf): Declare.
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/* Self tests for general utility routines for GDB, the GNU debugger.
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Copyright (C) 2016-2017 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "common-defs.h"
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#include "selftest.h"
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namespace selftests {
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static void
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string_printf_tests ()
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{
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SELF_CHECK (string_printf ("%s", "") == "");
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SELF_CHECK (string_printf ("%d comes before 2", 1) == "1 comes before 2");
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SELF_CHECK (string_printf ("hello %s", "world") == "hello world");
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#define X10 "0123456789"
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#define X100 X10 X10 X10 X10 X10 X10 X10 X10 X10 X10
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#define X1000 X100 X100 X100 X100 X100 X100 X100 X100 X100 X100
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#define X10000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000
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#define X100000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000
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SELF_CHECK (string_printf ("%s", X10) == X10);
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SELF_CHECK (string_printf ("%s", X100) == X100);
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SELF_CHECK (string_printf ("%s", X1000) == X1000);
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SELF_CHECK (string_printf ("%s", X10000) == X10000);
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SELF_CHECK (string_printf ("%s", X100000) == X100000);
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}
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static std::string
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format (const char *fmt, ...)
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{
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va_list vp;
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va_start (vp, fmt);
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std::string result = string_vprintf (fmt, vp);
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va_end (vp);
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return result;
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}
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static void
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string_vprintf_tests ()
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{
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/* Basic smoke tests. */
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SELF_CHECK (format ("%s", "test") == "test");
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SELF_CHECK (format ("%d", 23) == "23");
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SELF_CHECK (format ("%s %d %s", "test", 23, "done")
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== "test 23 done");
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SELF_CHECK (format ("nothing") == "nothing");
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}
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} /* namespace selftests */
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void
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_initialize_common_utils_selftests ()
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{
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selftests::register_test ("string_printf", selftests::string_printf_tests);
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selftests::register_test ("string_vprintf", selftests::string_vprintf_tests);
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}
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