Say hello to animation API & state machine API

1 files changed, 340 insertions, 0 deletions

diff --git a/tests/auto/qstate/tst_qstate.cpp b/tests/auto/qstate/tst_qstate.cpp
new file mode 100644
index 0000000..75b1905
--- /dev/null
+++ b/tests/auto/qstate/tst_qstate.cpp
@@ -0,0 +1,340 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+
+#include "qstate.h"
+#include "qstatemachine.h"
+#include "qsignaltransition.h"
+
+// Will try to wait for the condition while allowing event processing
+#define QTRY_COMPARE(__expr, __expected) \
+    do { \
+        const int __step = 50; \
+        const int __timeout = 5000; \
+        if ((__expr) != (__expected)) { \
+            QTest::qWait(0); \
+        } \
+        for (int __i = 0; __i < __timeout && ((__expr) != (__expected)); __i+=__step) { \
+            QTest::qWait(__step); \
+        } \
+        QCOMPARE(__expr, __expected); \
+    } while(0)
+
+//TESTED_CLASS=
+//TESTED_FILES=
+
+class tst_QState : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QState();
+    virtual ~tst_QState();
+
+private slots:
+#if 0
+    void test();
+#endif
+    void assignProperty();
+    void assignPropertyTwice();
+    void historyInitialState();
+
+private:
+    bool functionCalled;
+};
+
+tst_QState::tst_QState() : functionCalled(false)
+{
+}
+
+tst_QState::~tst_QState()
+{
+}
+
+#if 0
+void tst_QState::test()
+{
+    QStateMachine machine;
+    QState *s1 = new QState(machine.rootState());
+
+    QCOMPARE(s1->machine(), &machine);
+    QCOMPARE(s1->parentState(), machine.rootState());
+    QCOMPARE(s1->initialState(), (QState*)0);
+    QVERIFY(s1->childStates().isEmpty());
+    QVERIFY(s1->transitions().isEmpty());
+
+    QCOMPARE(s1->isFinal(), false);
+    s1->setFinal(true);
+    QCOMPARE(s1->isFinal(), true);
+    s1->setFinal(false);
+    QCOMPARE(s1->isFinal(), false);
+
+    QCOMPARE(s1->isParallel(), false);
+    s1->setParallel(true);
+    QCOMPARE(s1->isParallel(), true);
+    s1->setParallel(false);
+    QCOMPARE(s1->isParallel(), false);
+
+    QCOMPARE(s1->isAtomic(), true);
+    QCOMPARE(s1->isCompound(), false);
+    QCOMPARE(s1->isComplex(), false);
+
+    QState *s11 = new QState(s1);
+    QCOMPARE(s11->parentState(), s1);
+    QCOMPARE(s11->isAtomic(), true);
+    QCOMPARE(s11->isCompound(), false);
+    QCOMPARE(s11->isComplex(), false);
+    QCOMPARE(s11->machine(), s1->machine());
+    QVERIFY(s11->isDescendantOf(s1));
+
+    QCOMPARE(s1->initialState(), (QState*)0);
+    QCOMPARE(s1->childStates().size(), 1);
+    QCOMPARE(s1->childStates().at(0), s11);
+
+    QCOMPARE(s1->isAtomic(), false);
+    QCOMPARE(s1->isCompound(), true);
+    QCOMPARE(s1->isComplex(), true);
+
+    s1->setParallel(true);
+    QCOMPARE(s1->isAtomic(), false);
+    QCOMPARE(s1->isCompound(), false);
+    QCOMPARE(s1->isComplex(), true);
+
+    QState *s12 = new QState(s1);
+    QCOMPARE(s12->parentState(), s1);
+    QCOMPARE(s12->isAtomic(), true);
+    QCOMPARE(s12->isCompound(), false);
+    QCOMPARE(s12->isComplex(), false);
+    QCOMPARE(s12->machine(), s1->machine());
+    QVERIFY(s12->isDescendantOf(s1));
+    QVERIFY(!s12->isDescendantOf(s11));
+
+    QCOMPARE(s1->initialState(), (QState*)0);
+    QCOMPARE(s1->childStates().size(), 2);
+    QCOMPARE(s1->childStates().at(0), s11);
+    QCOMPARE(s1->childStates().at(1), s12);
+
+    QCOMPARE(s1->isAtomic(), false);
+    QCOMPARE(s1->isCompound(), false);
+    QCOMPARE(s1->isComplex(), true);
+
+    s1->setParallel(false);
+    QCOMPARE(s1->isAtomic(), false);
+    QCOMPARE(s1->isCompound(), true);
+    QCOMPARE(s1->isComplex(), true);
+
+    s1->setInitialState(s11);
+    QCOMPARE(s1->initialState(), s11);
+
+    s1->setInitialState(0);
+    QCOMPARE(s1->initialState(), (QState*)0);
+
+    s1->setInitialState(s12);
+    QCOMPARE(s1->initialState(), s12);
+
+    QState *s13 = new QState();
+    s1->setInitialState(s13);
+    QCOMPARE(s13->parentState(), s1);
+    QCOMPARE(s1->childStates().size(), 3);
+    QCOMPARE(s1->childStates().at(0), s11);
+    QCOMPARE(s1->childStates().at(1), s12);
+    QCOMPARE(s1->childStates().at(2), s13);
+    QVERIFY(s13->isDescendantOf(s1));
+
+    QVERIFY(s12->childStates().isEmpty());
+
+    QState *s121 = new QState(s12);
+    QCOMPARE(s121->parentState(), s12);
+    QCOMPARE(s121->isAtomic(), true);
+    QCOMPARE(s121->isCompound(), false);
+    QCOMPARE(s121->isComplex(), false);
+    QCOMPARE(s121->machine(), s12->machine());
+    QVERIFY(s121->isDescendantOf(s12));
+    QVERIFY(s121->isDescendantOf(s1));
+    QVERIFY(!s121->isDescendantOf(s11));
+
+    QCOMPARE(s12->childStates().size(), 1);
+    QCOMPARE(s12->childStates().at(0), (QState*)s121);
+
+    QCOMPARE(s1->childStates().size(), 3);
+    QCOMPARE(s1->childStates().at(0), s11);
+    QCOMPARE(s1->childStates().at(1), s12);
+    QCOMPARE(s1->childStates().at(2), s13);
+
+    s11->addTransition(s12);
+    QCOMPARE(s11->transitions().size(), 1);
+    QCOMPARE(s11->transitions().at(0)->sourceState(), s11);
+    QCOMPARE(s11->transitions().at(0)->targetStates().size(), 1);
+    QCOMPARE(s11->transitions().at(0)->targetStates().at(0), s12);
+    QCOMPARE(s11->transitions().at(0)->eventType(), QEvent::None);
+
+    QState *s14 = new QState();
+    s12->addTransition(QList<QState*>() << s13 << s14);
+    QCOMPARE(s12->transitions().size(), 1);
+    QCOMPARE(s12->transitions().at(0)->sourceState(), s12);
+    QCOMPARE(s12->transitions().at(0)->targetStates().size(), 2);
+    QCOMPARE(s12->transitions().at(0)->targetStates().at(0), s13);
+    QCOMPARE(s12->transitions().at(0)->targetStates().at(1), s14);
+    QCOMPARE(s12->transitions().at(0)->eventType(), QEvent::None);
+
+    s13->addTransition(this, SIGNAL(destroyed()), s14);
+    QCOMPARE(s13->transitions().size(), 1);
+    QCOMPARE(s13->transitions().at(0)->sourceState(), s13);
+    QCOMPARE(s13->transitions().at(0)->targetStates().size(), 1);
+    QCOMPARE(s13->transitions().at(0)->targetStates().at(0), s14);
+    QCOMPARE(s13->transitions().at(0)->eventType(), QEvent::Signal);
+    QVERIFY(qobject_cast<QSignalTransition*>(s13->transitions().at(0)) != 0);
+
+    delete s13->transitions().at(0);
+    QCOMPARE(s13->transitions().size(), 0);
+
+    s12->addTransition(this, SIGNAL(destroyed()), s11);
+    QCOMPARE(s12->transitions().size(), 2);
+}
+#endif
+
+class TestClass: public QObject
+{
+    Q_OBJECT
+public:
+    TestClass() : called(false) {}
+    bool called;
+
+public slots:
+    void slot() { called = true; }
+
+    
+};
+
+void tst_QState::assignProperty()
+{
+    QStateMachine machine;
+
+    QObject *object = new QObject();
+    object->setProperty("fooBar", 10);
+
+    QState *s1 = new QState(machine.rootState());
+    s1->assignProperty(object, "fooBar", 20);
+    
+    machine.setInitialState(s1);
+    machine.start();
+    QCoreApplication::processEvents();
+
+    QCOMPARE(object->property("fooBar").toInt(), 20);
+}
+
+void tst_QState::assignPropertyTwice()
+{
+    QStateMachine machine;
+
+    QObject *object = new QObject();
+    object->setProperty("fooBar", 10);
+
+    QState *s1 = new QState(machine.rootState());
+    s1->assignProperty(object, "fooBar", 20);
+    s1->assignProperty(object, "fooBar", 30);
+    
+    machine.setInitialState(s1);
+    machine.start();
+    QCoreApplication::processEvents();
+
+    QCOMPARE(object->property("fooBar").toInt(), 30);
+}
+
+class EventTestTransition: public QAbstractTransition
+{
+public:
+    EventTestTransition(QEvent::Type type, QState *targetState) 
+        : QAbstractTransition(QList<QAbstractState*>() << targetState), m_type(type)
+    {        
+    }
+
+protected:
+    bool eventTest(QEvent *e)
+    {
+        return e->type() == m_type;
+    }
+
+    void onTransition(QEvent *) {}
+
+private:
+    QEvent::Type m_type;
+    
+};
+
+void tst_QState::historyInitialState() 
+{
+    QStateMachine machine;
+
+    QState *s1 = new QState(machine.rootState());
+    
+    QState *s2 = new QState(machine.rootState());
+    QHistoryState *h1 = new QHistoryState(s2);
+    
+    s2->setInitialState(h1);
+
+    QState *s3 = new QState(s2);
+    h1->setDefaultState(s3);
+
+    QState *s4 = new QState(s2);
+
+    s1->addTransition(new EventTestTransition(QEvent::User, s2));
+    s2->addTransition(new EventTestTransition(QEvent::User, s1));
+    s3->addTransition(new EventTestTransition(QEvent::Type(QEvent::User+1), s4));
+
+    machine.setInitialState(s1);
+    machine.start();
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 1);
+    QVERIFY(machine.configuration().contains(s1));
+
+    machine.postEvent(new QEvent(QEvent::User));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 2);
+    QVERIFY(machine.configuration().contains(s2));
+    QVERIFY(machine.configuration().contains(s3));
+
+    machine.postEvent(new QEvent(QEvent::User));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 1);
+    QVERIFY(machine.configuration().contains(s1));
+
+    machine.postEvent(new QEvent(QEvent::User));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 2);
+    QVERIFY(machine.configuration().contains(s2));
+    QVERIFY(machine.configuration().contains(s3));
+
+    machine.postEvent(new QEvent(QEvent::Type(QEvent::User+1)));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 2);
+    QVERIFY(machine.configuration().contains(s2));
+    QVERIFY(machine.configuration().contains(s4));
+
+    machine.postEvent(new QEvent(QEvent::User));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 1);
+    QVERIFY(machine.configuration().contains(s1));
+
+    machine.postEvent(new QEvent(QEvent::User));
+    QCoreApplication::processEvents();
+
+    QCOMPARE(machine.configuration().size(), 2);
+    QVERIFY(machine.configuration().contains(s2));
+    QVERIFY(machine.configuration().contains(s4));
+}
+
+
+QTEST_MAIN(tst_QState)
+#include "tst_qstate.moc"