src/contrib/libqxt-2007-10-24/tests/bind/main.cpp

   1 #include <QTest>
   2 #include <QObject>
   3 #include <qxtmetaobject.h>
   4 #include <qxtboundcfunction.h>
   5 #include <QSignalSpy>
   6
   7 void unaryVoidFunction(QObject* obj);
   8
   9 void nullaryVoidFunction() {
  10     qDebug() << "If you don't see this, it's broken.";
  11 }
  12
  13 int nullaryIntFunction()
  14 {
  15     return 5;
  16 }
  17
  18 int unaryIntFunction(int x)
  19 {
  20     return x * 2;
  21 }
  22
  23 class QxtMetaObjectTest: public QObject
  24 {
  25     Q_OBJECT
  26
  27 signals:
  28     void say(QString);
  29     void doit();
  30     void success();
  31
  32 public:
  33     void unaryVoidFunctionSuccess() {
  34         emit success();
  35     }
  36
  37 private slots:
  38     void readwrite()
  39     {
  40         QxtMetaObject::connect(this, SIGNAL(doit()), QxtMetaObject::bind(this, SLOT(say(QString)), Q_ARG(QString,"hello")));
  41         QSignalSpy spy(this, SIGNAL(say(QString)));
  42         emit(doit());
  43         QVERIFY2 (spy.count()> 0, "no signal received" );
  44         QVERIFY2 (spy.count()< 2, "wtf, two signals received?" );
  45
  46         QList<QVariant> arguments = spy.takeFirst();
  47         QVERIFY2(arguments.at(0).toString()=="hello","argument missmatch");
  48
  49         QxtBoundFunction* nullaryVoid = QxtMetaObject::bind<void>(qxtFuncPtr(nullaryVoidFunction));
  50         QxtBoundFunction* unaryVoid = QxtMetaObject::bind<void, QObject*>(qxtFuncPtr(unaryVoidFunction), Q_ARG(QObject*, this));
  51         QxtBoundFunction* nullaryInt = QxtMetaObject::bind<int>(qxtFuncPtr(nullaryIntFunction));
  52         QxtBoundFunction* unaryIntFixed = QxtMetaObject::bind<int, int>(qxtFuncPtr(unaryIntFunction), Q_ARG(int, 7));
  53         QxtBoundFunction* unaryIntBound = QxtMetaObject::bind<int, int>(qxtFuncPtr(unaryIntFunction), QXT_BIND(1));
  54         QVERIFY2(nullaryVoid != 0, "nullaryVoidFunction bind failed");
  55         QVERIFY2(unaryVoid != 0, "unaryVoidFunction bind failed");
  56         QVERIFY2(nullaryInt != 0, "nullaryIntFunction bind failed");
  57         QVERIFY2(unaryIntFixed != 0, "unaryIntFunction bind failed with Q_ARG");
  58         QVERIFY2(unaryIntBound != 0, "unaryIntFunction bind failed with QXT_BIND");
  59
  60         bool ok;
  61         ok = nullaryVoid->invoke();
  62         QVERIFY2(ok, "nullaryVoid invoke failed");
  63
  64         QSignalSpy spy2(this, SIGNAL(success()));
  65         ok = unaryVoid->invoke(this);
  66         QVERIFY2(ok, "unaryVoid invoke failed");
  67         QVERIFY2(spy2.count() == 1, "unaryVoid did not emit success");
  68
  69         int v1 = nullaryIntFunction();
  70         int v2 = nullaryInt->invoke<int>();
  71         QVERIFY2(v1 == v2, "nullaryInt returned wrong value");
  72
  73         v1 = unaryIntFunction(7);
  74         v2 = unaryIntFixed->invoke<int>();
  75         QVERIFY2(v1 == v2, "unaryIntFixed returned wrong value");
  76
  77         v1 = unaryIntFunction(12);
  78         v2 = unaryIntBound->invoke<int>(12);
  79         QVERIFY2(v1 == v2, "unaryIntBound returned wrong value");
  80
  81
  82     }
  83
  84 };
  85
  86 void unaryVoidFunction(QObject* obj)
  87 {
  88     QxtMetaObjectTest* o = qobject_cast<QxtMetaObjectTest*>(obj);
  89     if(!o) return;
  90     o->unaryVoidFunctionSuccess();
  91 }
  92
  93
  94
  95 QTEST_MAIN(QxtMetaObjectTest)
  96 #include "main.moc"
  97