mirror of https://github.com/OpenTTD/OpenTTD
56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD 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, version 2.
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* OpenTTD 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.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file string_inplace.cpp Test functionality from core/string_inplace. */
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#include "../stdafx.h"
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#include "../3rdparty/catch2/catch.hpp"
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#include "../core/string_inplace.hpp"
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#include "../safeguards.h"
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TEST_CASE("InPlaceReplacement")
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{
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std::array<char, 4> buffer{1, 2, 3, 4};
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InPlaceReplacement inplace(buffer);
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CHECK(!inplace.builder.AnyBytesWritten());
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CHECK(inplace.builder.GetBytesWritten() == 0);
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CHECK(inplace.builder.GetWrittenData() == ""sv);
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CHECK(!inplace.builder.AnyBytesUnused());
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CHECK(inplace.builder.GetBytesUnused() == 0);
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CHECK(!inplace.consumer.AnyBytesRead());
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CHECK(inplace.consumer.GetBytesRead() == 0);
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CHECK(inplace.consumer.AnyBytesLeft());
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CHECK(inplace.consumer.GetBytesLeft() == 4);
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CHECK(inplace.consumer.ReadUint16LE() == 0x201);
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CHECK(inplace.builder.GetBytesWritten() == 0);
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CHECK(inplace.builder.GetBytesUnused() == 2);
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CHECK(inplace.consumer.GetBytesRead() == 2);
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CHECK(inplace.consumer.GetBytesLeft() == 2);
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inplace.builder.PutUint8(11);
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CHECK(inplace.builder.GetBytesWritten() == 1);
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CHECK(inplace.builder.GetBytesUnused() == 1);
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CHECK(inplace.consumer.GetBytesRead() == 2);
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CHECK(inplace.consumer.GetBytesLeft() == 2);
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inplace.builder.PutUint8(12);
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CHECK(inplace.builder.GetBytesWritten() == 2);
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CHECK(inplace.builder.GetBytesUnused() == 0);
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CHECK(inplace.consumer.GetBytesRead() == 2);
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CHECK(inplace.consumer.GetBytesLeft() == 2);
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CHECK(buffer[0] == 11);
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CHECK(buffer[1] == 12);
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CHECK(buffer[2] == 3);
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CHECK(buffer[3] == 4);
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}
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