autotest for the texture manager

4 files changed, 126 insertions, 1 deletions

diff --git a/qt-scene-graph.pro b/qt-scene-graph.pro
index ab9a0bd..30287dd 100644
--- a/qt-scene-graph.pro
+++ b/qt-scene-graph.pro
@@ -1,3 +1,4 @@
 TEMPLATE = subdirs
-SUBDIRS += src tools plugins examples
+SUBDIRS += src tools plugins examples \
+    tests/auto/texturemanager
 CONFIG += ordered
diff --git a/tests/auto/run_tests.sh b/tests/auto/run_tests.sh
new file mode 100755
index 0000000..87025c0
--- /dev/null
+++ b/tests/auto/run_tests.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+function execute_test()
+{
+    cd $1
+    qmake
+    make
+    ./tst_$1
+    cd ..
+}
+
+for val in *
+do
+    if [ -d "$val" ]
+    then
+        execute_test $val
+    fi
+done
diff --git a/tests/auto/texturemanager/texturemanager.pro b/tests/auto/texturemanager/texturemanager.pro
new file mode 100644
index 0000000..e203d26
--- /dev/null
+++ b/tests/auto/texturemanager/texturemanager.pro
@@ -0,0 +1,17 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2010-12-16T06:09:44
+#
+#-------------------------------------------------
+
+QT       += opengl testlib
+
+TARGET = tst_texturemanager
+CONFIG   += console
+CONFIG   -= app_bundle
+
+TEMPLATE = app
+
+SOURCES += tst_texturemanagertest.cpp
+
+include(../../../src/scenegraph_include.pri)
diff --git a/tests/auto/texturemanager/tst_texturemanagertest.cpp b/tests/auto/texturemanager/tst_texturemanagertest.cpp
new file mode 100644
index 0000000..853d527
--- /dev/null
+++ b/tests/auto/texturemanager/tst_texturemanagertest.cpp
@@ -0,0 +1,89 @@
+#include <QtCore/QString>
+#include <QtTest/QtTest>
+#include <QtCore/QCoreApplication>
+
+#include <qsgcontext.h>
+#include <qsgtexturemanager.h>
+
+class TextureManagerTest : public QObject
+{
+    Q_OBJECT
+
+public:
+    TextureManagerTest();
+
+private Q_SLOTS:
+    void initTestCase();
+    void cleanupTestCase();
+
+    void upload();
+    void uploadSameImageTwice();
+
+private:
+    QSGContext *context;
+    QGLWidget *glWidget;
+    QSGTextureManager *tm;
+};
+
+
+TextureManagerTest::TextureManagerTest()
+{
+}
+
+
+void TextureManagerTest::initTestCase()
+{
+    glWidget = new QGLWidget();
+    glWidget->resize(300, 200);
+    glWidget->show();
+
+    context = new QSGContext();
+    context->initialize(const_cast<QGLContext *>(glWidget->context()));
+
+    tm = context->textureManager();
+}
+
+
+void TextureManagerTest::cleanupTestCase()
+{
+    delete context;
+    delete glWidget;
+}
+
+
+/*!
+   Verify that uploads work and are synchronous and that
+   size of returned texture must be at least image dims.
+ */
+void TextureManagerTest::upload()
+{
+    QImage image(100, 100, QImage::Format_ARGB32_Premultiplied);
+    QSGTextureRef t = tm->upload(image);
+
+    QVERIFY(!t.isNull());
+    QVERIFY(t.isReady());
+    QVERIFY(t->textureId() > 0);
+
+    QVERIFY(t->textureSize().width() >= image.width());
+    QVERIFY(t->textureSize().height() >= image.height());
+}
+
+
+/*!
+   Verify that two requests of the same image returns the same texture.
+ */
+void TextureManagerTest::uploadSameImageTwice()
+{
+    QImage image(100, 100, QImage::Format_ARGB32_Premultiplied);
+    QSGTextureRef t = tm->upload(image);
+
+    QImage shallowCopy = image;
+    QSGTextureRef t2 = tm->upload(shallowCopy);
+    QCOMPARE(t.texture(), t2.texture());
+
+}
+
+
+QTEST_MAIN(TextureManagerTest);
+
+#include "tst_texturemanagertest.moc"