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-rw-r--r--tests/benchmarks/corelib/tools/qregexp/main.cpp304
1 files changed, 304 insertions, 0 deletions
diff --git a/tests/benchmarks/corelib/tools/qregexp/main.cpp b/tests/benchmarks/corelib/tools/qregexp/main.cpp
index ab9ed71e65..51cde95605 100644
--- a/tests/benchmarks/corelib/tools/qregexp/main.cpp
+++ b/tests/benchmarks/corelib/tools/qregexp/main.cpp
@@ -38,16 +38,27 @@
** $QT_END_LICENSE$
**
****************************************************************************/
+
#include <QDebug>
#include <QRegExp>
#include <QString>
+#include <QFile>
#include <qtest.h>
+#ifdef HAVE_BOOST
+#include <boost/regex.hpp>
+#endif
+
+#include <QtScript>
+#include "pcre/pcre.h"
+#define ZLIB_VERSION "1.2.3.4"
class tst_qregexp : public QObject
{
Q_OBJECT
+public:
+ tst_qregexp();
private slots:
void escape_old();
void escape_old_data() { escape_data(); }
@@ -59,10 +70,56 @@ private slots:
void escape_new3_data() { escape_data(); }
void escape_new4();
void escape_new4_data() { escape_data(); }
+/*
+ JSC outperforms everything.
+ Boost is less impressive then expected.
+ */
+ void simpleFind1();
+ void rangeReplace1();
+ void matchReplace1();
+
+ void simpleFind2();
+ void rangeReplace2();
+ void matchReplace2();
+
+ void simpleFindJSC();
+ void rangeReplaceJSC();
+ void matchReplaceJSC();
+
+#ifdef HAVE_BOOST
+ void simpleFindBoost();
+ void rangeReplaceBoost();
+ void matchReplaceBoost();
+#endif
+
+/* those apply an (incorrect) regexp on entire source
+ (this main.cpp). JSC appears to handle this
+ (ab)use case best. QRegExp performs extremly bad.
+ */
+ void horribleWrongReplace1();
+ void horribleReplace1();
+ void horribleReplace2();
+ void horribleWrongReplace2();
+ void horribleWrongReplaceJSC();
+ void horribleReplaceJSC();
+#ifdef HAVE_BOOST
+ void horribleWrongReplaceBoost();
+ void horribleReplaceBoost();
+#endif
private:
+ QString str1;
+ QString str2;
void escape_data();
};
+tst_qregexp::tst_qregexp()
+ :QObject()
+ ,str1("We are all happy monkeys")
+{
+ QFile f(":/main.cpp");
+ f.open(QFile::ReadOnly);
+ str2=f.readAll();
+}
static void verify(const QString &quoted, const QString &expected)
{
@@ -285,6 +342,253 @@ void tst_qregexp::escape_new4()
// "return quoted"
}
}
+
+
+void tst_qregexp::simpleFind1()
+{
+ int roff;
+ QRegExp rx("happy");
+ rx.setPatternSyntax(QRegExp::RegExp);
+ QBENCHMARK{
+ roff = rx.indexIn(str1);
+ }
+ QCOMPARE(roff, 11);
+}
+
+void tst_qregexp::rangeReplace1()
+{
+ QString r;
+ QRegExp rx("[a-f]");
+ rx.setPatternSyntax(QRegExp::RegExp);
+ QBENCHMARK{
+ r = QString(str1).replace(rx, "-");
+ }
+ QCOMPARE(r, QString("W- -r- -ll h-ppy monk-ys"));
+}
+
+void tst_qregexp::matchReplace1()
+{
+ QString r;
+ QRegExp rx("[^a-f]*([a-f]+)[^a-f]*");
+ rx.setPatternSyntax(QRegExp::RegExp);
+ QBENCHMARK{
+ r = QString(str1).replace(rx, "\\1");
+ }
+ QCOMPARE(r, QString("eaeaae"));
+}
+
+void tst_qregexp::horribleWrongReplace1()
+{
+ QString r;
+ QRegExp rx(".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+)\".*");
+ rx.setPatternSyntax(QRegExp::RegExp);
+ QBENCHMARK{
+ r = QString(str2).replace(rx, "\\1.\\2.\\3");
+ }
+ QCOMPARE(r, str2);
+}
+
+void tst_qregexp::horribleReplace1()
+{
+ QString r;
+ QRegExp rx(".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+).*");
+ rx.setPatternSyntax(QRegExp::RegExp);
+ QBENCHMARK{
+ r = QString(str2).replace(rx, "\\1.\\2.\\3");
+ }
+ QCOMPARE(r, QString("1.2.3"));
+}
+
+
+void tst_qregexp::simpleFind2()
+{
+ int roff;
+ QRegExp rx("happy");
+ rx.setPatternSyntax(QRegExp::RegExp2);
+ QBENCHMARK{
+ roff = rx.indexIn(str1);
+ }
+ QCOMPARE(roff, 11);
+}
+
+void tst_qregexp::rangeReplace2()
+{
+ QString r;
+ QRegExp rx("[a-f]");
+ rx.setPatternSyntax(QRegExp::RegExp2);
+ QBENCHMARK{
+ r = QString(str1).replace(rx, "-");
+ }
+ QCOMPARE(r, QString("W- -r- -ll h-ppy monk-ys"));
+}
+
+void tst_qregexp::matchReplace2()
+{
+ QString r;
+ QRegExp rx("[^a-f]*([a-f]+)[^a-f]*");
+ rx.setPatternSyntax(QRegExp::RegExp2);
+ QBENCHMARK{
+ r = QString(str1).replace(rx, "\\1");
+ }
+ QCOMPARE(r, QString("eaeaae"));
+}
+
+void tst_qregexp::horribleWrongReplace2()
+{
+ QString r;
+ QRegExp rx(".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+)\".*");
+ rx.setPatternSyntax(QRegExp::RegExp2);
+ QBENCHMARK{
+ r = QString(str2).replace(rx, "\\1.\\2.\\3");
+ }
+ QCOMPARE(r, str2);
+}
+
+void tst_qregexp::horribleReplace2()
+{
+ QString r;
+ QRegExp rx(".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+).*");
+ rx.setPatternSyntax(QRegExp::RegExp2);
+ QBENCHMARK{
+ r = QString(str2).replace(rx, "\\1.\\2.\\3");
+ }
+ QCOMPARE(r, QString("1.2.3"));
+}
+
+
+void tst_qregexp::simpleFindJSC()
+{
+ int numr;
+ const char * errmsg=" ";
+ QString rxs("happy");
+ JSRegExp *rx = jsRegExpCompile(rxs.utf16(), rxs.length(), JSRegExpDoNotIgnoreCase, JSRegExpSingleLine, 0, &errmsg);
+ QVERIFY(rx != 0);
+ QString s(str1);
+ int offsetVector[3];
+ QBENCHMARK{
+ numr = jsRegExpExecute(rx, s.utf16(), s.length(), 0, offsetVector, 3);
+ }
+ jsRegExpFree(rx);
+ QCOMPARE(numr, 1);
+ QCOMPARE(offsetVector[0], 11);
+}
+
+void tst_qregexp::rangeReplaceJSC()
+{
+ QScriptValue r;
+ QScriptEngine engine;
+ engine.globalObject().setProperty("s", str1);
+ QScriptValue replaceFunc = engine.evaluate("(function() { return s.replace(/[a-f]/g, '-') } )");
+ QVERIFY(replaceFunc.isFunction());
+ QBENCHMARK{
+ r = replaceFunc.call(QScriptValue());
+ }
+ QCOMPARE(r.toString(), QString("W- -r- -ll h-ppy monk-ys"));
+}
+
+void tst_qregexp::matchReplaceJSC()
+{
+ QScriptValue r;
+ QScriptEngine engine;
+ engine.globalObject().setProperty("s", str1);
+ QScriptValue replaceFunc = engine.evaluate("(function() { return s.replace(/[^a-f]*([a-f]+)[^a-f]*/g, '$1') } )");
+ QVERIFY(replaceFunc.isFunction());
+ QBENCHMARK{
+ r = replaceFunc.call(QScriptValue());
+ }
+ QCOMPARE(r.toString(), QString("eaeaae"));
+}
+
+void tst_qregexp::horribleWrongReplaceJSC()
+{
+ QScriptValue r;
+ QScriptEngine engine;
+ engine.globalObject().setProperty("s", str2);
+ QScriptValue replaceFunc = engine.evaluate("(function() { return s.replace(/.*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+)\".*/gm, '$1.$2.$3') } )");
+ QVERIFY(replaceFunc.isFunction());
+ QBENCHMARK{
+ r = replaceFunc.call(QScriptValue());
+ }
+ QCOMPARE(r.toString(), str2);
+}
+
+void tst_qregexp::horribleReplaceJSC()
+{
+ QScriptValue r;
+ QScriptEngine engine;
+ // the m flag doesnt actually work here; dunno
+ engine.globalObject().setProperty("s", str2.replace('\n', ' '));
+ QScriptValue replaceFunc = engine.evaluate("(function() { return s.replace(/.*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+).*/gm, '$1.$2.$3') } )");
+ QVERIFY(replaceFunc.isFunction());
+ QBENCHMARK{
+ r = replaceFunc.call(QScriptValue());
+ }
+ QCOMPARE(r.toString(), QString("1.2.3"));
+}
+
+
+#ifdef HAVE_BOOST
+void tst_qregexp::simpleFindBoost(){
+ int roff;
+ boost::regex rx ("happy", boost::regex_constants::perl);
+ std::string s = str1.toStdString();
+ std::string::const_iterator start, end;
+ start = s.begin();
+ end = s.end();
+ boost::match_flag_type flags = boost::match_default;
+ QBENCHMARK{
+ boost::match_results<std::string::const_iterator> what;
+ regex_search(start, end, what, rx, flags);
+ roff = (what[0].first)-start;
+ }
+ QCOMPARE(roff, 11);
+}
+
+void tst_qregexp::rangeReplaceBoost()
+{
+ boost::regex pattern ("[a-f]", boost::regex_constants::perl);
+ std::string s = str1.toStdString();
+ std::string r;
+ QBENCHMARK{
+ r = boost::regex_replace (s, pattern, "-");
+ }
+ QCOMPARE(r, std::string("W- -r- -ll h-ppy monk-ys"));
+}
+
+void tst_qregexp::matchReplaceBoost()
+{
+ boost::regex pattern ("[^a-f]*([a-f]+)[^a-f]*",boost::regex_constants::perl);
+ std::string s = str1.toStdString();
+ std::string r;
+ QBENCHMARK{
+ r = boost::regex_replace (s, pattern, "$1");
+ }
+ QCOMPARE(r, std::string("eaeaae"));
+}
+
+void tst_qregexp::horribleWrongReplaceBoost()
+{
+ boost::regex pattern (".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+)\".*", boost::regex_constants::perl);
+ std::string s = str2.toStdString();
+ std::string r;
+ QBENCHMARK{
+ r = boost::regex_replace (s, pattern, "$1.$2.$3");
+ }
+ QCOMPARE(r, s);
+}
+
+void tst_qregexp::horribleReplaceBoost()
+{
+ boost::regex pattern (".*#""define ZLIB_VERSION \"([0-9]+)\\.([0-9]+)\\.([0-9]+).*", boost::regex_constants::perl);
+ std::string s = str2.toStdString();
+ std::string r;
+ QBENCHMARK{
+ r = boost::regex_replace (s, pattern, "$1.$2.$3");
+ }
+ QCOMPARE(r, std::string("1.2.3"));
+}
+#endif //HAVE_BOOST
+
QTEST_MAIN(tst_qregexp)
#include "main.moc"
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-19 14:43:30 +0000