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Codechange: Generalize StringBuilder.

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frosch
2025-03-27 18:15:56 +01:00
committed by frosch
parent f306f9726c
commit ad8e9634ec
10 changed files with 358 additions and 103 deletions
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1
src/tests/CMakeLists.txt
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@@ -7,6 +7,7 @@ add_test_files(
mock_fontcache.h
mock_spritecache.cpp
mock_spritecache.h
string_builder.cpp
string_func.cpp
test_main.cpp
test_network_crypto.cpp

78
src/tests/string_builder.cpp Normal file
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@@ -0,0 +1,78 @@
/*
* This file is part of OpenTTD.
* 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.
* 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.
* 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/>.
*/
/** @file string_builder.cpp Test functionality from core/string_builder. */
#include "../stdafx.h"
#include "../3rdparty/catch2/catch.hpp"
#include "../core/string_builder.hpp"
#include "../safeguards.h"
using namespace std::literals;
TEST_CASE("StringBuilder - basic")
{
std::string buffer;
StringBuilder builder(buffer);
CHECK(!builder.AnyBytesWritten());
CHECK(builder.GetBytesWritten() == 0);
CHECK(builder.GetWrittenData() == ""sv);
builder.Put("ab");
builder += "cdef";
CHECK(builder.AnyBytesWritten());
CHECK(builder.GetBytesWritten() == 6);
CHECK(builder.GetWrittenData() == "abcdef"sv);
CHECK(buffer == "abcdef"sv);
}
TEST_CASE("StringBuilder - binary")
{
std::string buffer;
StringBuilder builder(buffer);
builder.PutUint8(1);
builder.PutSint8(-1);
builder.PutUint16LE(0x201);
builder.PutSint16LE(-0x201);
builder.PutUint32LE(0x30201);
builder.PutSint32LE(-0x30201);
builder.PutUint64LE(0x7060504030201);
builder.PutSint64LE(-0x7060504030201);
CHECK(buffer == "\x01\xFF\x01\x02\xFF\xFD\x01\x02\x03\x00\xFF\xFD\xFC\xFF\x01\x02\x03\04\x05\x06\x07\x00\xFF\xFD\xFC\xFB\xFA\xF9\xF8\xFF"sv);
}
TEST_CASE("StringBuilder - text")
{
std::string buffer;
StringBuilder builder(buffer);
builder.PutChar('a');
builder.PutUtf8(0x1234);
builder.PutChar(' ');
builder.PutIntegerBase<uint32_t>(1234, 10);
builder.PutChar(' ');
builder.PutIntegerBase<uint32_t>(0x7FFF, 16);
builder.PutChar(' ');
builder.PutIntegerBase<int32_t>(-1234, 10);
builder.PutChar(' ');
builder.PutIntegerBase<int32_t>(-0x7FFF, 16);
builder.PutChar(' ');
builder.PutIntegerBase<uint64_t>(1'234'567'890'123, 10);
builder.PutChar(' ');
builder.PutIntegerBase<uint64_t>(0x1234567890, 16);
builder.PutChar(' ');
builder.PutIntegerBase<int64_t>(-1'234'567'890'123, 10);
builder.PutChar(' ');
builder.PutIntegerBase<int64_t>(-0x1234567890, 16);
CHECK(buffer == "a\u1234 1234 7fff -1234 -7fff 1234567890123 1234567890 -1234567890123 -1234567890"sv);
}