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18d0cfb194
31e59d94c67b58f24dd701fc7ccfee7d79f311cb iwyu: Drop backported mapping (Hennadii Stepanov) fe9bc5abef3dcbe0f6395c3233f9d122579cd1f0 ci: Update Clang in "tidy" job (Hennadii Stepanov) Pull request description: This PR switches to the latest [IWYU 0.23](https://github.com/include-what-you-use/include-what-you-use/releases/tag/0.23), which is compatible with Clang 19. New "bugprone-use-after-move" and "modernize-use-starts-ends-with" warnings that emerged have been addressed. ACKs for top commit: maflcko: lgtm ACK 31e59d94c67b58f24dd701fc7ccfee7d79f311cb l0rinc: ACK 31e59d94c67b58f24dd701fc7ccfee7d79f311cb theuni: ACK 31e59d94c67b58f24dd701fc7ccfee7d79f311cb Tree-SHA512: ae0ca150673e1bfa78664f2ef35dbc965094b32374cafeeae390c6d368c28169a7f7790debe9a6eeb5efc39c9a468f5032d92f30cc4032b09d8265f6a75de882
98 lines
3.0 KiB
C++
98 lines
3.0 KiB
C++
// Copyright (c) 2022 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <util/result.h>
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#include <boost/test/unit_test.hpp>
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inline bool operator==(const bilingual_str& a, const bilingual_str& b)
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{
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return a.original == b.original && a.translated == b.translated;
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}
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inline std::ostream& operator<<(std::ostream& os, const bilingual_str& s)
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{
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return os << "bilingual_str('" << s.original << "' , '" << s.translated << "')";
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}
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BOOST_AUTO_TEST_SUITE(result_tests)
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struct NoCopy {
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NoCopy(int n) : m_n{std::make_unique<int>(n)} {}
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std::unique_ptr<int> m_n;
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};
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bool operator==(const NoCopy& a, const NoCopy& b)
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{
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return *a.m_n == *b.m_n;
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}
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std::ostream& operator<<(std::ostream& os, const NoCopy& o)
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{
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return os << "NoCopy(" << *o.m_n << ")";
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}
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util::Result<int> IntFn(int i, bool success)
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{
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if (success) return i;
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return util::Error{Untranslated(strprintf("int %i error.", i))};
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}
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util::Result<bilingual_str> StrFn(bilingual_str s, bool success)
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{
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if (success) return s;
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return util::Error{Untranslated(strprintf("str %s error.", s.original))};
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}
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util::Result<NoCopy> NoCopyFn(int i, bool success)
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{
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if (success) return {i};
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return util::Error{Untranslated(strprintf("nocopy %i error.", i))};
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}
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template <typename T>
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void ExpectResult(const util::Result<T>& result, bool success, const bilingual_str& str)
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{
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BOOST_CHECK_EQUAL(bool(result), success);
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BOOST_CHECK_EQUAL(util::ErrorString(result), str);
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}
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template <typename T, typename... Args>
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void ExpectSuccess(const util::Result<T>& result, const bilingual_str& str, Args&&... args)
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{
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ExpectResult(result, true, str);
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BOOST_CHECK_EQUAL(result.has_value(), true);
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T expected{std::forward<Args>(args)...};
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BOOST_CHECK_EQUAL(result.value(), expected);
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BOOST_CHECK_EQUAL(&result.value(), &*result);
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}
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template <typename T, typename... Args>
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void ExpectFail(const util::Result<T>& result, const bilingual_str& str)
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{
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ExpectResult(result, false, str);
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}
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BOOST_AUTO_TEST_CASE(check_returned)
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{
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ExpectSuccess(IntFn(5, true), {}, 5);
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ExpectFail(IntFn(5, false), Untranslated("int 5 error."));
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ExpectSuccess(NoCopyFn(5, true), {}, 5);
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ExpectFail(NoCopyFn(5, false), Untranslated("nocopy 5 error."));
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ExpectSuccess(StrFn(Untranslated("S"), true), {}, Untranslated("S"));
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ExpectFail(StrFn(Untranslated("S"), false), Untranslated("str S error."));
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}
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BOOST_AUTO_TEST_CASE(check_value_or)
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{
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BOOST_CHECK_EQUAL(IntFn(10, true).value_or(20), 10);
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BOOST_CHECK_EQUAL(IntFn(10, false).value_or(20), 20);
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BOOST_CHECK_EQUAL(NoCopyFn(10, true).value_or(20), 10);
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BOOST_CHECK_EQUAL(NoCopyFn(10, false).value_or(20), 20);
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BOOST_CHECK_EQUAL(StrFn(Untranslated("A"), true).value_or(Untranslated("B")), Untranslated("A"));
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BOOST_CHECK_EQUAL(StrFn(Untranslated("A"), false).value_or(Untranslated("B")), Untranslated("B"));
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}
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BOOST_AUTO_TEST_SUITE_END()
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