145 lines
3.9 KiB
C++
145 lines
3.9 KiB
C++
/*
|
|
* Copyright 2022 Max Kellermann <max.kellermann@gmail.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the
|
|
* distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
* OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "util/IntrusiveHashSet.hxx"
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
#include <string>
|
|
|
|
namespace {
|
|
|
|
struct IntItem final : IntrusiveHashSetHook<IntrusiveHookMode::TRACK> {
|
|
int value;
|
|
|
|
IntItem(int _value) noexcept:value(_value) {}
|
|
|
|
struct Hash {
|
|
constexpr std::size_t operator()(const IntItem &i) const noexcept {
|
|
return i.value;
|
|
}
|
|
|
|
constexpr std::size_t operator()(int i) const noexcept {
|
|
return i;
|
|
}
|
|
};
|
|
|
|
struct Equal {
|
|
constexpr bool operator()(const IntItem &a,
|
|
const IntItem &b) const noexcept {
|
|
return a.value == b.value;
|
|
}
|
|
};
|
|
};
|
|
|
|
} // anonymous namespace
|
|
|
|
TEST(IntrusiveHashSet, Basic)
|
|
{
|
|
IntItem a{1}, b{2}, c{3}, d{4}, e{5}, f{1};
|
|
|
|
IntrusiveHashSet<IntItem, 3> set;
|
|
|
|
{
|
|
auto [position, inserted] = set.insert_check(2);
|
|
ASSERT_TRUE(inserted);
|
|
set.insert(position, b);
|
|
}
|
|
|
|
ASSERT_FALSE(set.insert_check(2).second);
|
|
ASSERT_FALSE(set.insert_check(b).second);
|
|
|
|
{
|
|
auto [position, inserted] = set.insert_check(a);
|
|
ASSERT_TRUE(inserted);
|
|
set.insert(position, a);
|
|
}
|
|
|
|
set.insert(c);
|
|
|
|
ASSERT_EQ(set.size(), 3);
|
|
|
|
ASSERT_NE(set.find(c), set.end());
|
|
ASSERT_EQ(set.find(c), set.iterator_to(c));
|
|
ASSERT_NE(set.find(3), set.end());
|
|
ASSERT_EQ(set.find(3), set.iterator_to(c));
|
|
|
|
ASSERT_EQ(set.find(4), set.end());
|
|
ASSERT_EQ(set.find(d), set.end());
|
|
|
|
set.erase(set.iterator_to(c));
|
|
|
|
ASSERT_EQ(set.size(), 2);
|
|
ASSERT_EQ(set.find(3), set.end());
|
|
ASSERT_EQ(set.find(c), set.end());
|
|
|
|
set.insert(c);
|
|
set.insert(d);
|
|
set.insert(e);
|
|
|
|
ASSERT_EQ(set.size(), 5);
|
|
ASSERT_FALSE(set.insert_check(1).second);
|
|
ASSERT_EQ(set.insert_check(1).first, set.iterator_to(a));
|
|
ASSERT_FALSE(set.insert_check(f).second);
|
|
ASSERT_EQ(set.insert_check(f).first, set.iterator_to(a));
|
|
|
|
ASSERT_EQ(set.find(1), set.iterator_to(a));
|
|
ASSERT_EQ(set.find(2), set.iterator_to(b));
|
|
ASSERT_EQ(set.find(3), set.iterator_to(c));
|
|
ASSERT_EQ(set.find(4), set.iterator_to(d));
|
|
ASSERT_EQ(set.find(5), set.iterator_to(e));
|
|
|
|
ASSERT_EQ(set.find(a), set.iterator_to(a));
|
|
ASSERT_EQ(set.find(b), set.iterator_to(b));
|
|
ASSERT_EQ(set.find(c), set.iterator_to(c));
|
|
ASSERT_EQ(set.find(d), set.iterator_to(d));
|
|
ASSERT_EQ(set.find(e), set.iterator_to(e));
|
|
|
|
set.erase(set.find(1));
|
|
|
|
{
|
|
auto [position, inserted] = set.insert_check(f);
|
|
ASSERT_TRUE(inserted);
|
|
set.insert(position, f);
|
|
}
|
|
|
|
ASSERT_EQ(set.find(a), set.iterator_to(f));
|
|
ASSERT_EQ(set.find(f), set.iterator_to(f));
|
|
ASSERT_EQ(set.find(1), set.iterator_to(f));
|
|
|
|
set.clear_and_dispose([](auto *i){ i->value = -1; });
|
|
|
|
ASSERT_EQ(a.value, 1);
|
|
ASSERT_EQ(b.value, -1);
|
|
ASSERT_EQ(c.value, -1);
|
|
ASSERT_EQ(d.value, -1);
|
|
ASSERT_EQ(e.value, -1);
|
|
ASSERT_EQ(f.value, -1);
|
|
}
|