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/* Self tests for format_pieces for GDB, the GNU debugger.
Copyright (C) 2018-2020 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 "defs.h"
#include "gdbsupport/format.h"
#include "gdbsupport/selftest.h"
namespace selftests {
namespace format_pieces {
/* Verify that parsing STR gives pieces equal to EXPECTED_PIECES. */
static void
check (const char *str, const std::vector<format_piece> &expected_pieces,
bool gdb_format = false)
{
::format_pieces pieces (&str, gdb_format);
SELF_CHECK ((pieces.end () - pieces.begin ()) == expected_pieces.size ());
SELF_CHECK (std::equal (pieces.begin (), pieces.end (),
expected_pieces.begin ()));
}
static void
test_escape_sequences ()
{
check ("This is an escape sequence: \\e",
{
format_piece ("This is an escape sequence: \e", literal_piece, 0),
});
}
static void
test_format_specifier ()
{
/* The format string here ends with a % sequence, to ensure we don't
see a trailing empty literal piece. */
check ("Hello\\t %d%llx%%d%d", /* ARI: %ll */
{
format_piece ("Hello\t ", literal_piece, 0),
format_piece ("%d", int_arg, 0),
format_piece ("%llx", long_long_arg, 0), /* ARI: %ll */
format_piece ("%%d", literal_piece, 0),
format_piece ("%d", int_arg, 0),
});
}
static void
test_gdb_formats ()
{
check ("Hello\\t \"%p[%pF%ps%*.*d%p]\"",
{
format_piece ("Hello\\t \"", literal_piece, 0),
format_piece ("%p[", ptr_arg, 0),
format_piece ("%pF", ptr_arg, 0),
format_piece ("%ps", ptr_arg, 0),
format_piece ("%*.*d", int_arg, 2),
format_piece ("%p]", ptr_arg, 0),
format_piece ("\"", literal_piece, 0),
}, true);
}
/* Test the different size modifiers that can be applied to an integer
argument. Test with different integer format specifiers too. */
static void
test_format_int_sizes ()
{
check ("Hello\\t %hu%lu%llu%zu", /* ARI: %ll */
{
format_piece ("Hello\t ", literal_piece, 0),
format_piece ("%hu", int_arg, 0),
format_piece ("%lu", long_arg, 0),
format_piece ("%llu", long_long_arg, 0), /* ARI: %ll */
format_piece ("%zu", size_t_arg, 0)
});
check ("Hello\\t %hx%lx%llx%zx", /* ARI: %ll */
{
format_piece ("Hello\t ", literal_piece, 0),
format_piece ("%hx", int_arg, 0),
format_piece ("%lx", long_arg, 0),
format_piece ("%llx", long_long_arg, 0), /* ARI: %ll */
format_piece ("%zx", size_t_arg, 0)
});
check ("Hello\\t %ho%lo%llo%zo", /* ARI: %ll */
{
format_piece ("Hello\t ", literal_piece, 0),
format_piece ("%ho", int_arg, 0),
format_piece ("%lo", long_arg, 0),
format_piece ("%llo", long_long_arg, 0), /* ARI: %ll */
format_piece ("%zo", size_t_arg, 0)
});
check ("Hello\\t %hd%ld%lld%zd", /* ARI: %ll */
{
format_piece ("Hello\t ", literal_piece, 0),
format_piece ("%hd", int_arg, 0),
format_piece ("%ld", long_arg, 0),
format_piece ("%lld", long_long_arg, 0), /* ARI: %ll */
format_piece ("%zd", size_t_arg, 0)
});
}
static void
test_windows_formats ()
{
check ("rc%I64d",
{
format_piece ("rc", literal_piece, 0),
format_piece ("%I64d", long_long_arg, 0),
});
}
static void
run_tests ()
{
test_escape_sequences ();
test_format_specifier ();
test_gdb_formats ();
test_format_int_sizes ();
test_windows_formats ();
}
} /* namespace format_pieces */
} /* namespace selftests */
void _initialize_format_pieces_selftests ();
void
_initialize_format_pieces_selftests ()
{
selftests::register_test ("format_pieces",
selftests::format_pieces::run_tests);
}
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