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71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of clio: https://github.com/XRPLF/clio
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Copyright (c) 2025, the clio developers.
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Permission to use, copy, modify, and distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include "util/StringHash.hpp"
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#include <gtest/gtest.h>
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#include <functional>
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#include <string>
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#include <string_view>
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#include <unordered_set>
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using namespace util;
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TEST(StringHashTest, HashesConsistently)
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{
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StringHash hasher;
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std::string const stdString = "test string";
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std::string_view const strView = "test string";
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char const* cString = "test string";
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EXPECT_EQ(hasher(stdString), hasher(strView));
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EXPECT_EQ(hasher(stdString), hasher(cString));
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EXPECT_EQ(hasher(strView), hasher(cString));
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}
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TEST(StringHashTest, TransparentLookup)
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{
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std::unordered_set<std::string, StringHash, std::equal_to<>> stringSet{"hello world"};
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std::string const stdString = "hello world";
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std::string_view const strView = "hello world";
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char const* cString = "hello world";
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EXPECT_TRUE(stringSet.contains(stdString));
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EXPECT_TRUE(stringSet.contains(strView));
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EXPECT_TRUE(stringSet.contains(cString));
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EXPECT_FALSE(stringSet.contains("goodbye world"));
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}
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TEST(StringHashTest, EmptyStrings)
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{
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StringHash hasher;
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std::string const emptyStdString;
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std::string_view const emptyStrView;
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char const* emptyCString = "";
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EXPECT_EQ(hasher(emptyStdString), hasher(emptyStrView));
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EXPECT_EQ(hasher(emptyStdString), hasher(emptyCString));
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EXPECT_EQ(hasher(emptyStrView), hasher(emptyCString));
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}
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