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authorBent Bisballe Nyeng <deva@aasimon.org>2016-06-02 21:00:37 +0200
committerBent Bisballe Nyeng <deva@aasimon.org>2016-06-02 21:00:37 +0200
commitab7ab9e52ab87963831f90ab25957d883878654d (patch)
tree2225a4382497889f43477429d2f6b696ce04bf8f /test/imagecachetest.cc
parent1d6833cfcb0b5bf4890fa15b5013d7490af48f69 (diff)
New ImageCache class for reusing Image resources.
Diffstat (limited to 'test/imagecachetest.cc')
-rw-r--r--test/imagecachetest.cc98
1 files changed, 98 insertions, 0 deletions
diff --git a/test/imagecachetest.cc b/test/imagecachetest.cc
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * imagecachetest.cc
+ *
+ * Thu Jun 2 18:54:31 CEST 2016
+ * Copyright 2016 Bent Bisballe Nyeng
+ * deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ * This file is part of DrumGizmo.
+ *
+ * DrumGizmo is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * DrumGizmo is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with DrumGizmo; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <cassert>
+
+#include <imagecache.h>
+#include <image.h>
+
+class TestableImageCache
+ : public GUI::ImageCache
+{
+public:
+ std::size_t count(const std::string& filename)
+ {
+ if(imageCache.find(filename) == imageCache.end())
+ {
+ return 0;
+ }
+
+ auto it = imageCache.find(filename);
+ auto& val = it->second;
+ return val.first;
+ }
+};
+
+class ImageCacheTest
+ : public CppUnit::TestFixture
+{
+ CPPUNIT_TEST_SUITE(ImageCacheTest);
+ CPPUNIT_TEST(refCountTest);
+ CPPUNIT_TEST_SUITE_END();
+
+public:
+ void setUp() {}
+ void tearDown() {}
+
+ void refCountTest()
+ {
+ TestableImageCache imageCache;
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 0u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 0u);
+
+ {
+ auto image1{imageCache.getImage("foo")};
+ (void)image1;
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 1u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 0u);
+
+ auto image2 = imageCache.getImage("bar");
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 1u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 1u);
+
+ auto image3 = imageCache.getImage("foo");
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 2u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 1u);
+
+ {
+ auto image4 = imageCache.getImage("foo");
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 3u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 1u);
+ }
+
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 2u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 1u);
+ }
+
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("foo"), 0u);
+ CPPUNIT_ASSERT_EQUAL(imageCache.count("bar"), 0u);
+ }
+};
+
+// Registers the fixture into the 'registry'
+CPPUNIT_TEST_SUITE_REGISTRATION(ImageCacheTest);