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authorErik Verbruggen <erik.verbruggen@nokia.com>2009-06-04 13:37:56 (GMT)
committerErik Verbruggen <erik.verbruggen@nokia.com>2009-06-04 13:37:56 (GMT)
commit2dcbb2efac5f5722e1980c01dd8ec0adaec114f3 (patch)
treeefb397c1e114ef145451b985ad490f3b8482b184 /tests/benchmarks/qstringbuilder/main.cpp
parent30971fa4ffaeb4c2a3a1267cca73311fb9834241 (diff)
parent95c0a8de7af1e631485117f5764f4e2677ec6d0b (diff)
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Merge branch 'kinetic-declarativeui' of git@scm.dev.nokia.troll.no:qt/kinetic into kinetic-declarativeui
Diffstat (limited to 'tests/benchmarks/qstringbuilder/main.cpp')
-rw-r--r--tests/benchmarks/qstringbuilder/main.cpp252
1 files changed, 186 insertions, 66 deletions
diff --git a/tests/benchmarks/qstringbuilder/main.cpp b/tests/benchmarks/qstringbuilder/main.cpp
index 8eb4e78..8b769a6 100644
--- a/tests/benchmarks/qstringbuilder/main.cpp
+++ b/tests/benchmarks/qstringbuilder/main.cpp
@@ -1,17 +1,66 @@
-#include "qstringbuilder.h"
+// Select one of the scenarios below
+#define SCENARIO 1
+
+#if SCENARIO == 1
+// this is the "no harm done" version. Only operator% is active,
+// with NO_CAST * defined
+#define P %
+#undef QT_USE_FAST_OPERATOR_PLUS
+#undef QT_USE_FAST_CONCATENATION
+#define QT_NO_CAST_FROM_ASCII
+#define QT_NO_CAST_TO_ASCII
+#endif
+
+
+#if SCENARIO == 2
+// this is the "full" version. Operator+ is replaced by a QStringBuilder
+// based version
+// with NO_CAST * defined
+#define P +
+#define QT_USE_FAST_OPERATOR_PLUS
+#define QT_USE_FAST_CONCATENATION
+#define QT_NO_CAST_FROM_ASCII
+#define QT_NO_CAST_TO_ASCII
+#endif
+
+#if SCENARIO == 3
+// this is the "no harm done" version. Only operator% is active,
+// with NO_CAST * _not_ defined
+#define P %
+#undef QT_USE_FAST_OPERATOR_PLUS
+#undef QT_USE_FAST_CONCATENATION
+#undef QT_NO_CAST_FROM_ASCII
+#undef QT_NO_CAST_TO_ASCII
+#endif
+
+#if SCENARIO == 4
+// this is the "full" version. Operator+ is replaced by a QStringBuilder
+// based version
+// with NO_CAST * _not_ defined
+#define P +
+#define QT_USE_FAST_OPERATOR_PLUS
+#define QT_USE_FAST_CONCATENATION
+#undef QT_NO_CAST_FROM_ASCII
+#undef QT_NO_CAST_TO_ASCII
+#endif
-#include <QDebug>
-#include <QString>
+
+#include <qbytearray.h>
+#include <qdebug.h>
+#include <qstring.h>
+#include <qstringbuilder.h>
#include <qtest.h>
+#include <string>
#define COMPARE(a, b) QCOMPARE(a, b)
//#define COMPARE(a, b)
#define SEP(s) qDebug() << "\n\n-------- " s " ---------";
-#define L(s) QLatin1String(s)
+
+#define LITERAL "some string literal"
class tst_qstringbuilder : public QObject
{
@@ -19,12 +68,17 @@ class tst_qstringbuilder : public QObject
public:
tst_qstringbuilder()
- : l1literal("some string literal"),
- l1string("some string literal"),
- ba("some string literal"),
+ : l1literal(LITERAL),
+ l1string(LITERAL),
+ ba(LITERAL),
string(l1string),
+ stdstring(LITERAL),
stringref(&string, 2, 10),
- achar('c')
+ achar('c'),
+ r2(QLatin1String(LITERAL LITERAL)),
+ r3(QLatin1String(LITERAL LITERAL LITERAL)),
+ r4(QLatin1String(LITERAL LITERAL LITERAL LITERAL)),
+ r5(QLatin1String(LITERAL LITERAL LITERAL LITERAL LITERAL))
{}
@@ -51,10 +105,10 @@ public:
int s = 0;
for (int i = 0; i < N; ++i) {
#if 0
- s += QString(l1literal % l1literal).size();
- s += QString(l1literal % l1literal % l1literal).size();
- s += QString(l1literal % l1literal % l1literal % l1literal).size();
- s += QString(l1literal % l1literal % l1literal % l1literal % l1literal).size();
+ s += QString(l1literal P l1literal).size();
+ s += QString(l1literal P l1literal P l1literal).size();
+ s += QString(l1literal P l1literal P l1literal P l1literal).size();
+ s += QString(l1literal P l1literal P l1literal P l1literal P l1literal).size();
#endif
s += QString(achar % l1literal % achar).size();
}
@@ -64,31 +118,42 @@ public:
private slots:
void separator_0() {
- qDebug() << "\nIn each block the QStringBuilder based result appear first, "
- "QStringBased second.\n";
+ qDebug() << "\nIn each block the QStringBuilder based result appear first "
+ "(with a 'b_' prefix), QStringBased second ('q_' prefix), std::string "
+ "last ('s_' prefix)\n";
}
void separator_1() { SEP("literal + literal (builder first)"); }
void b_2_l1literal() {
- QBENCHMARK { r = l1literal % l1literal; }
- COMPARE(r, QString(l1string + l1string));
+ QBENCHMARK { r = l1literal P l1literal; }
+ COMPARE(r, r2);
}
- void s_2_l1string() {
+ #ifndef QT_NO_CAST_FROM_ASCII
+ void b_l1literal_LITERAL() {
+ QBENCHMARK { r = l1literal P LITERAL; }
+ COMPARE(r, r2);
+ }
+ #endif
+ void q_2_l1string() {
QBENCHMARK { r = l1string + l1string; }
- COMPARE(r, QString(l1literal % l1literal));
+ COMPARE(r, r2);
}
void separator_2() { SEP("2 strings"); }
void b_2_string() {
- QBENCHMARK { r = string % string; }
- COMPARE(r, QString(string + string));
+ QBENCHMARK { r = string P string; }
+ COMPARE(r, r2);
}
- void s_2_string() {
+ void q_2_string() {
QBENCHMARK { r = string + string; }
- COMPARE(r, QString(string % string));
+ COMPARE(r, r2);
+ }
+ void s_2_string() {
+ QBENCHMARK { stdr = stdstring + stdstring; }
+ COMPARE(stdr, stdstring + stdstring);
}
@@ -98,7 +163,7 @@ private slots:
QBENCHMARK { r = stringref % stringref; }
COMPARE(r, QString(stringref.toString() + stringref.toString()));
}
- void s_2_stringref() {
+ void q_2_stringref() {
QBENCHMARK { r = stringref.toString() + stringref.toString(); }
COMPARE(r, QString(stringref % stringref));
}
@@ -107,69 +172,107 @@ private slots:
void separator_2b() { SEP("3 strings"); }
void b_3_string() {
- QBENCHMARK { r = string % string % string; }
- COMPARE(r, QString(string + string + string));
+ QBENCHMARK { r = string P string P string; }
+ COMPARE(r, r3);
}
- void s_3_string() {
+ void q_3_string() {
QBENCHMARK { r = string + string + string; }
- COMPARE(r, QString(string % string % string));
+ COMPARE(r, r3);
+ }
+ void s_3_string() {
+ QBENCHMARK { stdr = stdstring + stdstring + stdstring; }
+ COMPARE(stdr, stdstring + stdstring + stdstring);
}
+ void separator_2e() { SEP("4 strings"); }
+
+ void b_4_string() {
+ QBENCHMARK { r = string P string P string P string; }
+ COMPARE(r, r4);
+ }
+ void q_4_string() {
+ QBENCHMARK { r = string + string + string + string; }
+ COMPARE(r, r4);
+ }
+ void s_4_string() {
+ QBENCHMARK { stdr = stdstring + stdstring + stdstring + stdstring; }
+ COMPARE(stdr, stdstring + stdstring + stdstring + stdstring);
+ }
+
+
void separator_2a() { SEP("string + literal (builder first)"); }
void b_string_l1literal() {
QBENCHMARK { r = string % l1literal; }
- COMPARE(r, QString(string + l1string));
+ COMPARE(r, r2);
+ }
+ #ifndef QT_NO_CAST_FROM_ASCII
+ void b_string_LITERAL() {
+ QBENCHMARK { r = string P LITERAL; }
+ COMPARE(r, r2);
+ }
+ void b_LITERAL_string() {
+ QBENCHMARK { r = LITERAL P string; }
+ COMPARE(r, r2);
}
+ #endif
void b_string_l1string() {
- QBENCHMARK { r = string % l1string; }
- COMPARE(r, QString(string + l1string));
+ QBENCHMARK { r = string P l1string; }
+ COMPARE(r, r2);
}
- void s_string_l1literal() {
+ void q_string_l1literal() {
QBENCHMARK { r = string + l1string; }
- COMPARE(r, QString(string % l1literal));
+ COMPARE(r, r2);
}
- void s_string_l1string() {
+ void q_string_l1string() {
QBENCHMARK { r = string + l1string; }
- COMPARE(r, QString(string % l1literal));
+ COMPARE(r, r2);
+ }
+ void s_LITERAL_string() {
+ QBENCHMARK { stdr = LITERAL + stdstring; }
+ COMPARE(stdr, stdstring + stdstring);
}
void separator_3() { SEP("3 literals"); }
void b_3_l1literal() {
- QBENCHMARK { r = l1literal % l1literal % l1literal; }
- COMPARE(r, QString(l1string + l1string + l1string));
+ QBENCHMARK { r = l1literal P l1literal P l1literal; }
+ COMPARE(r, r3);
}
- void s_3_l1string() {
+ void q_3_l1string() {
QBENCHMARK { r = l1string + l1string + l1string; }
- COMPARE(r, QString(l1literal % l1literal % l1literal));
+ COMPARE(r, r3);
+ }
+ void s_3_l1string() {
+ QBENCHMARK { stdr = stdstring + LITERAL + LITERAL; }
+ COMPARE(stdr, stdstring + stdstring + stdstring);
}
void separator_4() { SEP("4 literals"); }
void b_4_l1literal() {
- QBENCHMARK { r = l1literal % l1literal % l1literal % l1literal; }
- COMPARE(r, QString(l1string + l1string + l1string + l1string));
+ QBENCHMARK { r = l1literal P l1literal P l1literal P l1literal; }
+ COMPARE(r, r4);
}
- void s_4_l1string() {
+ void q_4_l1string() {
QBENCHMARK { r = l1string + l1string + l1string + l1string; }
- COMPARE(r, QString(l1literal % l1literal % l1literal % l1literal));
+ COMPARE(r, r4);
}
void separator_5() { SEP("5 literals"); }
void b_5_l1literal() {
- QBENCHMARK { r = l1literal % l1literal % l1literal % l1literal %l1literal; }
- COMPARE(r, QString(l1string + l1string + l1string + l1string + l1string));
+ QBENCHMARK { r = l1literal P l1literal P l1literal P l1literal P l1literal; }
+ COMPARE(r, r5);
}
- void s_5_l1string() {
+ void q_5_l1string() {
QBENCHMARK { r = l1string + l1string + l1string + l1string + l1string; }
- COMPARE(r, QString(l1literal % l1literal % l1literal % l1literal % l1literal));
+ COMPARE(r, r5);
}
@@ -177,12 +280,17 @@ private slots:
void b_string_4_char() {
QBENCHMARK { r = string + achar + achar + achar + achar; }
- COMPARE(r, QString(string % achar % achar % achar % achar));
+ COMPARE(r, QString(string P achar P achar P achar P achar));
}
- void s_string_4_char() {
+ void q_string_4_char() {
QBENCHMARK { r = string + achar + achar + achar + achar; }
- COMPARE(r, QString(string % achar % achar % achar % achar));
+ COMPARE(r, QString(string P achar P achar P achar P achar));
+ }
+
+ void s_string_4_char() {
+ QBENCHMARK { stdr = stdstring + 'c' + 'c' + 'c' + 'c'; }
+ COMPARE(stdr, stdstring + 'c' + 'c' + 'c' + 'c');
}
@@ -190,29 +298,35 @@ private slots:
void b_char_string_char() {
QBENCHMARK { r = achar + string + achar; }
- COMPARE(r, QString(achar % string % achar));
+ COMPARE(r, QString(achar P string P achar));
}
- void s_char_string_char() {
+ void q_char_string_char() {
QBENCHMARK { r = achar + string + achar; }
- COMPARE(r, QString(achar % string % achar));
+ COMPARE(r, QString(achar P string P achar));
}
+ void s_char_string_char() {
+ QBENCHMARK { stdr = 'c' + stdstring + 'c'; }
+ COMPARE(stdr, 'c' + stdstring + 'c');
+ }
+
+
void separator_8() { SEP("string.arg"); }
void b_string_arg() {
- const QString pattern = l1string + QLatin1String("%1") + l1string;
- QBENCHMARK { r = l1literal % string % l1literal; }
- COMPARE(r, QString(l1string + string + l1string));
+ const QString pattern = l1string + QString::fromLatin1("%1") + l1string;
+ QBENCHMARK { r = l1literal P string P l1literal; }
+ COMPARE(r, r3);
}
- void s_string_arg() {
+ void q_string_arg() {
const QString pattern = l1string + QLatin1String("%1") + l1string;
QBENCHMARK { r = pattern.arg(string); }
- COMPARE(r, QString(l1string + string + l1string));
+ COMPARE(r, r3);
}
- void s_bytearray_arg() {
+ void q_bytearray_arg() {
QByteArray result;
QBENCHMARK { result = ba + ba + ba; }
}
@@ -223,16 +337,16 @@ private slots:
void b_reserve() {
QBENCHMARK {
r.clear();
- r = string % string % string % string;
+ r = string P string P string P string;
}
- COMPARE(r, QString(string + string + string + string));
+ COMPARE(r, r4);
}
void b_reserve_lit() {
QBENCHMARK {
r.clear();
- r = string % l1literal % string % string;
+ r = string P l1literal P string P string;
}
- COMPARE(r, QString(string + string + string + string));
+ COMPARE(r, r4);
}
void s_reserve() {
QBENCHMARK {
@@ -243,7 +357,7 @@ private slots:
r += string;
r += string;
}
- COMPARE(r, QString(string + string + string + string));
+ COMPARE(r, r4);
}
void s_reserve_lit() {
QBENCHMARK {
@@ -256,7 +370,7 @@ private slots:
r += string;
r += string;
}
- COMPARE(r, QString(string + string + string + string));
+ COMPARE(r, r4);
}
private:
@@ -264,10 +378,14 @@ private:
const QLatin1String l1string;
const QByteArray ba;
const QString string;
+ const std::string stdstring;
const QStringRef stringref;
const QLatin1Char achar;
+ const QString r2, r3, r4, r5;
+ // short cuts for results
QString r;
+ std::string stdr;
};
@@ -280,12 +398,14 @@ int main(int argc, char *argv[])
//QString("x") % 2; // Sanity test, should only compile when the
// operator%(QString, int) is visible.
- if (argc == 2 && (argv[1] == L("--run-builder") || argv[1] == L("-b"))) {
+ if (argc == 2 && (QLatin1String(argv[1]) == QLatin1String("--run-builder")
+ || QLatin1String(argv[1]) == QLatin1String("-b"))) {
tst_qstringbuilder test;
return test.run_builder();
}
- if (argc == 2 && (argv[1] == L("--run-traditional") || argv[1] == L("-t"))) {
+ if (argc == 2 && (QLatin1String(argv[1]) == QLatin1String("--run-traditional")
+ || QLatin1String(argv[1]) == QLatin1String("-t"))) {
tst_qstringbuilder test;
return test.run_traditional();
}