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LibC: Setup a unit test harness for LibC, add ctime_r / asctime_r tests.
LibC is no different than any other code, it should be unit tested where appropriate / possible.
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Userland/Libraries/LibC/Tests/TestLibCTime.cpp
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Userland/Libraries/LibC/Tests/TestLibCTime.cpp
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/*
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* Copyright (c) 2021, Brian Gianforcaro <b.gianfo@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <AK/StringView.h>
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#include <AK/TestSuite.h>
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#include <time.h>
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const auto expected_epoch = "Thu Jan 1 00:00:00 1970\n"sv;
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TEST_CASE(asctime)
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{
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time_t epoch = 0;
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auto result = asctime(localtime(&epoch));
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EXPECT_EQ(expected_epoch, StringView(result));
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}
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TEST_CASE(asctime_r)
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{
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char buffer[26] {};
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time_t epoch = 0;
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auto result = asctime_r(localtime(&epoch), buffer);
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EXPECT_EQ(expected_epoch, StringView(result));
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}
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TEST_CASE(ctime)
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{
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time_t epoch = 0;
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auto result = ctime(&epoch);
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EXPECT_EQ(expected_epoch, StringView(result));
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}
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TEST_CASE(ctime_r)
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{
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char buffer[26] {};
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time_t epoch = 0;
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auto result = ctime_r(&epoch, buffer);
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EXPECT_EQ(expected_epoch, StringView(result));
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}
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TEST_MAIN(LibCTime)
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