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/* Selftests for typed-splay-tree.h.
Copyright (C) 2016-2017 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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, or (at your option) any later
version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "typed-splay-tree.h"
#include "selftest.h"
#if CHECKING_P
namespace selftest {
/* Callback for use by test_str_to_int. */
static int
append_cb (const char *, int value, void *user_data)
{
auto_vec <int> *vec = (auto_vec <int> *)user_data;
vec->safe_push (value);
return 0;
}
/* Test of typed_splay_tree <const char *, int>. */
static void
test_str_to_int ()
{
typed_splay_tree <const char *, int> t (strcmp, NULL, NULL);
t.insert ("a", 1);
t.insert ("b", 2);
t.insert ("c", 3);
ASSERT_EQ (1, t.lookup ("a"));
ASSERT_EQ (2, t.lookup ("b"));
ASSERT_EQ (3, t.lookup ("c"));
ASSERT_EQ (2, t.predecessor ("c"));
ASSERT_EQ (3, t.successor ("b"));
ASSERT_EQ (1, t.min ());
ASSERT_EQ (3, t.max ());
/* Test foreach by appending to a vec, and verifying the vec. */
auto_vec <int> v;
t.foreach (append_cb, &v);
ASSERT_EQ (3, v.length ());
ASSERT_EQ (1, v[0]);
ASSERT_EQ (2, v[1]);
ASSERT_EQ (3, v[2]);
}
/* Run all of the selftests within this file. */
void
typed_splay_tree_c_tests ()
{
test_str_to_int ();
}
} // namespace selftest
#endif /* #if CHECKING_P */
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