80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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// Name: tests/benchmarks/mbconv.cpp
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// Purpose: MB<->WC conversion benchmarks
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// Author: Vadim Zeitlin
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// Created: 2008-10-17
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// RCS-ID: $Id$
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// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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#include "wx/strconv.h"
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#include "wx/string.h"
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#include "bench.h"
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namespace
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{
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const wchar_t *TEST_STRING =
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L"Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod"
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L"tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim"
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L"veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea"
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L"commodo consequat. Duis aute irure dolor in reprehenderit in voluptate"
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L"velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint"
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L"occaecat cupidatat non proident, sunt in culpa qui officia deserunt"
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L"mollit anim id est laborum."
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;
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// just compute the length of the resulting multibyte string
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bool ComputeMBLength(const wxMBConv& conv)
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{
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// we suppose a fixed length encoding here (which happens to cover UTF-8
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// too as long as the test string is ASCII)
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return conv.FromWChar(NULL, 0, TEST_STRING)
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== (wcslen(TEST_STRING) + 1)*conv.GetMBNulLen();
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}
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// perform the conversion
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bool ConvertToMB(const wxMBConv& conv)
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{
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const size_t outlen = (wcslen(TEST_STRING) + 1)*conv.GetMBNulLen();
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wxCharBuffer buf(outlen - 1); // it adds 1 internally
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return conv.FromWChar(buf.data(), outlen, TEST_STRING) == outlen;
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}
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} // anonymous namespace
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BENCHMARK_FUNC(UTF16InitWX)
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{
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wxMBConvUTF16 conv;
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return true;
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}
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BENCHMARK_FUNC(UTF16InitSys)
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{
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wxCSConv conv("UTF-16LE");
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return conv.IsOk();
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}
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BENCHMARK_FUNC(UTF16LenWX)
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{
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return ComputeMBLength(wxMBConvUTF16());
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}
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BENCHMARK_FUNC(UTF16LenSys)
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{
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return ComputeMBLength(wxCSConv("UTF-16LE"));
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}
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BENCHMARK_FUNC(UTF16WX)
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{
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return ConvertToMB(wxMBConvUTF16());
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}
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BENCHMARK_FUNC(UTF16Sys)
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{
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return ConvertToMB(wxCSConv("UTF-16LE"));
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}
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