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/* Self tests for string_view for GDB, the GNU debugger.
Copyright (C) 2018-2023 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/>. */
/* No need to test string_view if we're using C++17, since we're going to use
the "real" version. */
#if __cplusplus < 201703L
#define GNULIB_NAMESPACE gnulib
#include "diagnostics.h"
/* Since this file uses GNULIB_NAMESPACE, some code defined in headers ends up
using system functions rather than gnulib replacements. This is not really
a problem for this test, but it generates some warnings with Clang, silence
them. */
DIAGNOSTIC_PUSH
DIAGNOSTIC_IGNORE_USER_DEFINED_WARNINGS
#include "defs.h"
#include "gdbsupport/selftest.h"
#include "gdbsupport/gdb_string_view.h"
/* Used by the included .cc files below. Included here because the
included test files are wrapped in a namespace. */
#include <string>
#include <sstream>
#include <fstream>
#include <iostream>
DIAGNOSTIC_POP
/* libstdc++'s testsuite uses VERIFY. */
#define VERIFY SELF_CHECK
/* Used to disable testing features not supported by
gdb::string_view. */
#define GDB_STRING_VIEW
namespace selftests {
namespace string_view {
/* The actual tests live in separate files, which were originally
copied over from libstdc++'s testsuite. To preserve the structure
and help with comparison with the original tests, the file names
have been preserved, and only minimal modification was done to have
them compile against gdb::string_view instead of std::string_view:
- std::string_view->gdb::string_view, etc.
- ATTRIBUTE_UNUSED in a few places
- wrap each file in a namespace so they can all be compiled as a
single unit.
- libstdc++'s license and formatting style was preserved.
*/
#include "basic_string_view/capacity/1.cc"
#include "basic_string_view/cons/char/1.cc"
#include "basic_string_view/cons/char/2.cc"
#include "basic_string_view/cons/char/3.cc"
#include "basic_string_view/element_access/char/1.cc"
#include "basic_string_view/element_access/char/empty.cc"
#include "basic_string_view/element_access/char/front_back.cc"
#include "basic_string_view/inserters/char/2.cc"
#include "basic_string_view/modifiers/remove_prefix/char/1.cc"
#include "basic_string_view/modifiers/remove_suffix/char/1.cc"
#include "basic_string_view/modifiers/swap/char/1.cc"
#include "basic_string_view/operations/compare/char/1.cc"
#include "basic_string_view/operations/compare/char/13650.cc"
#include "basic_string_view/operations/copy/char/1.cc"
#include "basic_string_view/operations/data/char/1.cc"
#include "basic_string_view/operations/find/char/1.cc"
#include "basic_string_view/operations/find/char/2.cc"
#include "basic_string_view/operations/find/char/3.cc"
#include "basic_string_view/operations/find/char/4.cc"
#include "basic_string_view/operations/rfind/char/1.cc"
#include "basic_string_view/operations/rfind/char/2.cc"
#include "basic_string_view/operations/rfind/char/3.cc"
#include "basic_string_view/operations/substr/char/1.cc"
#include "basic_string_view/operators/char/2.cc"
static void
run_tests ()
{
capacity_1::main ();
cons_1::main ();
cons_2::main ();
cons_3::main ();
element_access_1::main ();
element_access_empty::main ();
element_access_front_back::main ();
inserters_2::main ();
modifiers_remove_prefix::main ();
modifiers_remove_suffix::main ();
modifiers_swap::test01 ();
operations_compare_1::main ();
operations_compare_13650::main ();
operations_copy_1::main ();
operations_data_1::main ();
operations_find_1::main ();
operations_find_2::main ();
operations_find_3::main ();
operations_find_4::main ();
operations_rfind_1::main ();
operations_rfind_2::main ();
operations_rfind_3::main ();
operations_substr_1::main ();
operators_2::main ();
constexpr gdb::string_view sv_empty;
SELF_CHECK (sv_empty.empty ());
std::string std_string = "fika";
gdb::string_view sv1 (std_string);
SELF_CHECK (sv1 == "fika");
constexpr const char *fika = "fika";
gdb::string_view sv2 (fika);
SELF_CHECK (sv2 == "fika");
constexpr gdb::string_view sv3 (fika, 3);
SELF_CHECK (sv3 == "fik");
constexpr gdb::string_view sv4 (sv3);
SELF_CHECK (sv4 == "fik");
constexpr gdb::string_view::iterator it_begin = sv4.begin ();
static_assert (*it_begin == 'f', "");
constexpr gdb::string_view::iterator it_end = sv4.end ();
static_assert (*it_end == 'a', "");
const gdb::string_view::reverse_iterator it_rbegin = sv4.rbegin ();
SELF_CHECK (*it_rbegin == 'k');
const gdb::string_view::reverse_iterator it_rend = sv4.rend ();
SELF_CHECK (*(it_rend - 1) == 'f');
constexpr gdb::string_view::size_type size = sv4.size ();
static_assert (size == 3, "");
constexpr gdb::string_view::size_type length = sv4.length ();
static_assert (length == 3, "");
constexpr gdb::string_view::size_type max_size = sv4.max_size ();
static_assert (max_size > 0, "");
constexpr bool empty = sv4.empty ();
static_assert (!empty, "");
constexpr char c1 = sv4[1];
static_assert (c1 == 'i', "");
constexpr char c2 = sv4.at (2);
static_assert (c2 == 'k', "");
constexpr char front = sv4.front ();
static_assert (front == 'f', "");
constexpr char back = sv4.back ();
static_assert (back == 'k', "");
constexpr const char *data = sv4.data ();
static_assert (data == fika, "");
}
} /* namespace string_view */
} /* namespace selftests */
#endif /* __cplusplus < 201703L */
void _initialize_string_view_selftests ();
void
_initialize_string_view_selftests ()
{
#if defined(GDB_STRING_VIEW)
selftests::register_test ("string_view", selftests::string_view::run_tests);
#endif
}
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