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import QtQml 2.0
QtObject {
id: root
property bool success: false
property bool gotInvalid: false
property bool expectNull: false
property SignalEmitter e: SignalEmitter { testObject: root; handleSignal: false } // false so it doesn't use bound handler.
function determineSuccess(param) {
if (root.expectNull == true) {
if (param != null) {
// the parameter shouldn't have been passed through, but was.
root.success = false;
root.gotInvalid = true;
} else {
root.success = true;
root.gotInvalid = false;
}
return;
} else if (param == null) {
// the parameter should have been passed through, but wasn't.
root.success = false;
return;
}
if (param.testProperty == 42) {
// got the expected value. if we didn't previously
// get an unexpected value, set success to true.
root.success = (!root.gotInvalid);
} else {
// the value passed through was not what we expected.
root.gotInvalid = true;
root.success = false;
}
}
function handleTestSignal(spp) {
root.determineSuccess(spp);
}
Component.onCompleted: {
success = false;
e.testSignal.connect(handleTestSignal)
e.emitTestSignal();
}
}
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