gwenview/tests/semanticinfobackendtest.cpp

   1 /*
   2 Gwenview: an image viewer
   3 Copyright 2008 Aurélien Gâteau <aurelien.gateau@free.fr>
   4
   5 This program is free software; you can redistribute it and/or
   6 modify it under the terms of the GNU General Public License
   7 as published by the Free Software Foundation; either version 2
   8 of the License, or (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18
  19 */
  20 // Local
  21 #include "semanticinfobackendtest.moc"
  22
  23 // Qt
  24 #include <QSignalSpy>
  25
  26 // KDE
  27 #include <kdebug.h>
  28 #include <krandom.h>
  29 #include <ktemporaryfile.h>
  30 #include <qtest_kde.h>
  31
  32 // Local
  33 #include "testutils.h"
  34 #include <config-gwenview.h>
  35
  36 #ifdef GWENVIEW_SEMANTICINFO_BACKEND_FAKE
  37 #include <lib/semanticinfo/fakesemanticinfobackend.h>
  38
  39 #elif defined(GWENVIEW_SEMANTICINFO_BACKEND_NEPOMUK)
  40 #include <lib/semanticinfo/nepomuksemanticinfobackend.h>
  41
  42 #else
  43 #ifdef __GNUC__
  44         #error No metadata backend defined
  45 #endif
  46 #endif
  47
  48 QTEST_KDEMAIN( Gwenview::SemanticInfoBackEndTest, GUI )
  49
  50 namespace Gwenview {
  51
  52
  53 SemanticInfoBackEndClient::SemanticInfoBackEndClient(AbstractSemanticInfoBackEnd* backEnd)
  54 : mBackEnd(backEnd) {
  55         connect(backEnd, SIGNAL(semanticInfoRetrieved(const KUrl&, const SemanticInfo&)),
  56                 SLOT(slotSemanticInfoRetrieved(const KUrl&, const SemanticInfo&)) );
  57 }
  58
  59
  60 void SemanticInfoBackEndClient::slotSemanticInfoRetrieved(const KUrl& url, const SemanticInfo& semanticInfo) {
  61         mSemanticInfoForUrl[url] = semanticInfo;
  62 }
  63
  64
  65 void SemanticInfoBackEndTest::initTestCase() {
  66         qRegisterMetaType<KUrl>("KUrl");
  67         qRegisterMetaType<QString>("SemanticInfoTag");
  68 }
  69
  70
  71 void SemanticInfoBackEndTest::init() {
  72 #ifdef GWENVIEW_SEMANTICINFO_BACKEND_FAKE
  73         mBackEnd.reset(new FakeSemanticInfoBackEnd(0, FakeSemanticInfoBackEnd::InitializeEmpty));
  74 #elif defined(GWENVIEW_SEMANTICINFO_BACKEND_NEPOMUK)
  75         mBackEnd.reset(new NepomukSemanticInfoBackEnd(0));
  76 #endif
  77 }
  78
  79
  80 /**
  81  * Get and set the rating of a temp file
  82  */
  83 void SemanticInfoBackEndTest::testRating() {
  84         KTemporaryFile temp;
  85         temp.setSuffix(".metadatabackendtest");
  86         QVERIFY(temp.open());
  87
  88         KUrl url;
  89         url.setPath(temp.fileName());
  90
  91         SemanticInfoBackEndClient client(mBackEnd.get());
  92         QSignalSpy spy(mBackEnd.get(), SIGNAL(semanticInfoRetrieved(const KUrl&, const SemanticInfo&)) );
  93         mBackEnd->retrieveSemanticInfo(url);
  94         QVERIFY(waitForSignal(spy));
  95
  96         SemanticInfo semanticInfo = client.semanticInfoForUrl(url);
  97         QCOMPARE(semanticInfo.mRating, 0);
  98
  99         semanticInfo.mRating = 5;
 100         mBackEnd->storeSemanticInfo(url, semanticInfo);
 101 }
 102
 103
 104 void SemanticInfoBackEndTest::testTagForLabel() {
 105         QSignalSpy spy(mBackEnd.get(), SIGNAL(tagAdded(const SemanticInfoTag&, const QString&)) );
 106
 107         TagSet oldAllTags = mBackEnd->allTags();
 108         QString label = "testTagForLabel-" + KRandom::randomString(5);
 109         SemanticInfoTag tag1 = mBackEnd->tagForLabel(label);
 110         QVERIFY(!tag1.isEmpty());
 111         QVERIFY(!oldAllTags.contains(tag1));
 112         QVERIFY(mBackEnd->allTags().contains(tag1));
 113
 114         // This is a new tag, we should receive a signal
 115         QCOMPARE(spy.count(), 1);
 116
 117         SemanticInfoTag tag2 = mBackEnd->tagForLabel(label);
 118         QCOMPARE(tag1, tag2);
 119         // This is not a new tag, we should not receive a signal
 120         QCOMPARE(spy.count(), 1);
 121
 122         QString label2 = mBackEnd->labelForTag(tag2);
 123         QCOMPARE(label, label2);
 124 }
 125
 126
 127 } // namespace