File indexing completed on 2024-09-08 12:18:03 

0001 /*
0002     This file is part of the KDE libraries
0003     SPDX-FileCopyrightText: 2016 Aleix Pol Gonzalez
0004 
0005     SPDX-License-Identifier: LGPL-2.0-or-later
0006 */
0007 
0008 #include <kiconengine.h>
0009 #include <kiconloader.h>
0010 
0011 #include <QStandardPaths>
0012 #include <QTest>
0013 
0014 class KIconLoader_Benchmark : public QObject
0015 {
0016     Q_OBJECT
0017 private Q_SLOTS:
0018 
0019     void init()
0020     {
0021 #if 0 // Enable this code to benchmark very first startup.
0022       // Starting the application again uses the on-disk cache, so actually benchmarking -with- a cache is more relevant.
0023       // Remove icon cache
0024         const QString cacheFile = QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation) + "/icon-cache.kcache";
0025         QFile::remove(cacheFile);
0026 
0027         // Clear SHM cache
0028         KIconLoader::global()->reconfigure(QString());
0029 #endif
0030     }
0031 
0032     void benchmarkExistingIcons()
0033     {
0034         // icon list I get to load kwrite
0035         static QStringList icons = {QStringLiteral("accessories-text-editor"),
0036                                     QStringLiteral("bookmarks"),
0037                                     QStringLiteral("dialog-close"),
0038                                     QStringLiteral("edit-cut"),
0039                                     QStringLiteral("edit-paste"),
0040                                     QStringLiteral("edit-copy"),
0041                                     QStringLiteral("document-save"),
0042                                     QStringLiteral("edit-undo"),
0043                                     QStringLiteral("edit-redo"),
0044                                     QStringLiteral("code-context"),
0045                                     QStringLiteral("document-print"),
0046                                     QStringLiteral("document-print-preview"),
0047                                     QStringLiteral("view-refresh"),
0048                                     QStringLiteral("document-save-as"),
0049                                     QStringLiteral("preferences-other"),
0050                                     QStringLiteral("edit-select-all"),
0051                                     QStringLiteral("zoom-in"),
0052                                     QStringLiteral("zoom-out"),
0053                                     QStringLiteral("edit-find"),
0054                                     QStringLiteral("go-down-search"),
0055                                     QStringLiteral("go-up-search"),
0056                                     QStringLiteral("tools-check-spelling"),
0057                                     QStringLiteral("bookmark-new"),
0058                                     QStringLiteral("format-indent-more"),
0059                                     QStringLiteral("format-indent-less"),
0060                                     QStringLiteral("text-plain"),
0061                                     QStringLiteral("go-up"),
0062                                     QStringLiteral("go-down"),
0063                                     QStringLiteral("dialog-ok"),
0064                                     QStringLiteral("dialog-cancel"),
0065                                     QStringLiteral("window-close"),
0066                                     QStringLiteral("document-new"),
0067                                     QStringLiteral("document-open"),
0068                                     QStringLiteral("document-open-recent"),
0069                                     QStringLiteral("window-new"),
0070                                     QStringLiteral("application-exit"),
0071                                     QStringLiteral("show-menu"),
0072                                     QStringLiteral("configure-shortcuts"),
0073                                     QStringLiteral("configure-toolbars"),
0074                                     QStringLiteral("help-contents"),
0075                                     QStringLiteral("help-contextual"),
0076                                     QStringLiteral("tools-report-bug"),
0077                                     QStringLiteral("preferences-desktop-locale"),
0078                                     QStringLiteral("kde")};
0079 
0080         QBENCHMARK {
0081             for (const QString &iconName : std::as_const(icons)) {
0082                 const QIcon icon = QIcon::fromTheme(iconName);
0083                 if (icon.isNull()) {
0084                     QSKIP("missing icons");
0085                 }
0086                 QVERIFY(!icon.pixmap(24, 24).isNull());
0087                 // QVERIFY(!icon.pixmap(512, 512).isNull());
0088             }
0089         }
0090     }
0091 
0092     void benchmarkNonExistingIcon_notCached()
0093     {
0094         QBENCHMARK {
0095             // Remove icon cache
0096             const QString cacheFile = QStandardPaths::writableLocation(QStandardPaths::GenericCacheLocation) + QStringLiteral("/icon-cache.kcache");
0097             QFile::remove(cacheFile);
0098             // Clear SHM cache
0099             KIconLoader::global()->reconfigure(QString());
0100 
0101             QIcon icon(new KIconEngine(QStringLiteral("invalid-icon-name"), KIconLoader::global()));
0102             QVERIFY(icon.isNull());
0103             QVERIFY2(icon.name().isEmpty(), qPrintable(icon.name()));
0104             QVERIFY(!icon.pixmap(QSize(16, 16), QIcon::Normal).isNull());
0105         }
0106     }
0107 
0108     void benchmarkNonExistingIcon_cached()
0109     {
0110         QBENCHMARK {
0111             QIcon icon(new KIconEngine(QStringLiteral("invalid-icon-name"), KIconLoader::global()));
0112             QVERIFY(icon.isNull());
0113             QVERIFY2(icon.name().isEmpty(), qPrintable(icon.name()));
0114             QVERIFY(!icon.pixmap(QSize(16, 16), QIcon::Normal).isNull());
0115         }
0116     }
0117 };
0118 
0119 QTEST_MAIN(KIconLoader_Benchmark)
0120 
0121 #include "kiconloader_benchmark.moc"