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added microbenchmark for wxCharBuffer performance

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@55061 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík
2008-08-11 19:31:23 +00:00
parent 78806f0c41
commit 0654c03aff
1 changed files with 20 additions and 5 deletions
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25
tests/benchmarks/strings.cpp
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@@ -226,12 +226,12 @@ BENCHMARK_FUNC(ForStringRIter)
// wxString::Replace() // wxString::Replace()
// ---------------------------------------------------------------------------- // ----------------------------------------------------------------------------
const size_t REPLACE_STR_LEN = strlen(asciistr); const size_t ASCIISTR_LEN = strlen(asciistr);
BENCHMARK_FUNC(ReplaceLoop) BENCHMARK_FUNC(ReplaceLoop)
{ {
wxString str('x', REPLACE_STR_LEN); wxString str('x', ASCIISTR_LEN);
for ( size_t n = 0; n < REPLACE_STR_LEN; n++ ) for ( size_t n = 0; n < ASCIISTR_LEN; n++ )
{ {
if ( str[n] == 'a' ) if ( str[n] == 'a' )
str[n] = 'z'; str[n] = 'z';
@@ -242,7 +242,7 @@ BENCHMARK_FUNC(ReplaceLoop)
BENCHMARK_FUNC(ReplaceNone) BENCHMARK_FUNC(ReplaceNone)
{ {
wxString str('x', REPLACE_STR_LEN); wxString str('x', ASCIISTR_LEN);
return str.Replace("a", "z") == 0; return str.Replace("a", "z") == 0;
} }
@@ -254,7 +254,22 @@ BENCHMARK_FUNC(ReplaceSome)
BENCHMARK_FUNC(ReplaceAll) BENCHMARK_FUNC(ReplaceAll)
{ {
wxString str('x', REPLACE_STR_LEN); wxString str('x', ASCIISTR_LEN);
return str.Replace("x", "y") != 0; return str.Replace("x", "y") != 0;
} }
// ----------------------------------------------------------------------------
// string buffers: wx[W]CharBuffer
// ----------------------------------------------------------------------------
BENCHMARK_FUNC(CharBuffer)
{
wxString str(asciistr);
// NB: wxStrlen() is here to simulate some use of the returned buffer.
// Both mb_str() and wc_str() are used so that this code does something
// nontrivial in any build.
return wxStrlen(str.mb_str()) == ASCIISTR_LEN &&
wxStrlen(str.wc_str()) == ASCIISTR_LEN;
}