Chris@1622: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@1622: 
Chris@1622: /*
Chris@1622:     Sonic Visualiser
Chris@1622:     An audio file viewer and annotation editor.
Chris@1622:     Centre for Digital Music, Queen Mary, University of London.
Chris@1622:     
Chris@1622:     This program is free software; you can redistribute it and/or
Chris@1622:     modify it under the terms of the GNU General Public License as
Chris@1622:     published by the Free Software Foundation; either version 2 of the
Chris@1622:     License, or (at your option) any later version.  See the file
Chris@1622:     COPYING included with this distribution for more information.
Chris@1622: */
Chris@1622: 
Chris@1622: #ifndef STRESS_EVENT_SERIES_H
Chris@1622: #define STRESS_EVENT_SERIES_H
Chris@1622: 
Chris@1622: #include "../EventSeries.h"
Chris@1622: 
Chris@1622: #include <QObject>
Chris@1622: #include <QtTest>
Chris@1622: 
Chris@1622: #include <iostream>
Chris@1622: 
Chris@1622: using namespace std;
Chris@1622: 
Chris@1622: class StressEventSeries : public QObject
Chris@1622: {
Chris@1622:     Q_OBJECT
Chris@1622: 
Chris@1622: private:
Chris@1622:     void report(int n, QString sort, clock_t start, clock_t end) {
Chris@1622:         QString message = QString("Time for %1 %2 events = ").arg(n).arg(sort);
Chris@1622:         cerr << "                 " << message;
Chris@1622:         for (int i = 0; i < 34 - message.size(); ++i) cerr << " ";
Chris@1622:         cerr << double(end - start) * 1000.0 / double(CLOCKS_PER_SEC)
Chris@1622:              << "ms" << endl;
Chris@1622:     }        
Chris@1622:     
Chris@1622:     void short_n(int n) {
Chris@1622:         clock_t start = clock();
Chris@1622:         EventSeries s;
Chris@1622:         for (int i = 0; i < n; ++i) {
Chris@1622:             float value = float(rand()) / float(RAND_MAX);
Chris@1622:             Event e(rand(), value, 1000, QString("event %1").arg(i));
Chris@1622:             s.add(e);
Chris@1622:         }
Chris@1622:         QCOMPARE(s.count(), n);
Chris@1622:         clock_t end = clock();
Chris@1622:         report(n, "short", start, end);
Chris@1622:     }
Chris@1622: 
Chris@1622:     void longish_n(int n) {
Chris@1622:         clock_t start = clock();
Chris@1622:         EventSeries s;
Chris@1622:         for (int i = 0; i < n; ++i) {
Chris@1622:             float value = float(rand()) / float(RAND_MAX);
Chris@1622:             Event e(rand(), value, rand() / 1000, QString("event %1").arg(i));
Chris@1622:             s.add(e);
Chris@1622:         }
Chris@1622:         QCOMPARE(s.count(), n);
Chris@1622:         clock_t end = clock();
Chris@1622:         report(n, "longish", start, end);
Chris@1622:     }
Chris@1622: 
Chris@1622: private slots:
Chris@1622:     void short_3() { short_n(1000); }
Chris@1622:     void short_4() { short_n(10000); }
Chris@1622:     void short_5() { short_n(100000); }
Chris@1622:     void short_6() { short_n(1000000); }
Chris@1622:     void longish_3() { longish_n(1000); }
Chris@1622:     void longish_4() { longish_n(10000); }
Chris@1622:     void longish_5() { longish_n(100000); }
Chris@1622: 
Chris@1625:     /*
Chris@1625: 
Chris@1625: cf5196881e3e:
Chris@1622: 
Chris@1622:                  Time for 1000 short events =      1.169ms
Chris@1622:                  Time for 10000 short events =     20.566ms
Chris@1622:                  Time for 100000 short events =    279.242ms
Chris@1622:                  Time for 1000000 short events =   3925.06ms
Chris@1622:                  Time for 1000 longish events =    1.938ms
Chris@1622:                  Time for 10000 longish events =   72.209ms
Chris@1622:                  Time for 100000 longish events =  6469.26ms
Chris@1622: 
Chris@1622: Totals: 9 passed, 0 failed, 0 skipped, 0 blacklisted, 12785ms
Chris@1622: 
Chris@1622: 13.40user 0.37system 0:13.84elapsed 99%CPU (0avgtext+0avgdata 1052000maxresident)k
Chris@1622: 0inputs+40outputs (0major+260249minor)pagefaults 0swaps
Chris@1625: 
Chris@1625: 
Chris@1625: dcd510bd89db:
Chris@1625: 
Chris@1625:                  Time for 1000 short events =      1.824ms
Chris@1625:                  Time for 10000 short events =     19.203ms
Chris@1625:                  Time for 100000 short events =    270.631ms
Chris@1625:                  Time for 1000000 short events =   4425.2ms
Chris@1625:                  Time for 1000 longish events =    2.395ms
Chris@1625:                  Time for 10000 longish events =   83.623ms
Chris@1625:                  Time for 100000 longish events =  5958.28ms
Chris@1625: 
Chris@1625: Totals: 9 passed, 0 failed, 0 skipped, 0 blacklisted, 13116ms
Chris@1625: 
Chris@1625: 13.64user 0.26system 0:13.98elapsed 99%CPU (0avgtext+0avgdata 948104maxresident)k
Chris@1625: 0inputs+40outputs (0major+234387minor)pagefaults 0swaps
Chris@1625: 
Chris@1627: 895186c43fce:
Chris@1627: 
Chris@1627:                  Time for 1000 short events =      1.706ms
Chris@1627:                  Time for 10000 short events =     23.192ms
Chris@1627:                  Time for 100000 short events =    310.605ms
Chris@1627:                  Time for 1000000 short events =   4675.7ms
Chris@1627:                  Time for 1000 longish events =    2.186ms
Chris@1627:                  Time for 10000 longish events =   760.659ms
Chris@1627:                  Time for 100000 longish events =  1335.57ms
Chris@1627: 
Chris@1627: Totals: 9 passed, 0 failed, 0 skipped, 0 blacklisted, 7804ms
Chris@1627: 
Chris@1627: 7.97user 0.29system 0:08.31elapsed 99%CPU (0avgtext+0avgdata 706388maxresident)k
Chris@1627: 0inputs+40outputs (0major+182225minor)pagefaults 0swaps
Chris@1627: 
Chris@1622:     */
Chris@1622: };
Chris@1622: 
Chris@1622: #endif