public void Equality_Default()
{
var a = new EventSubscriptionStatement();
var b = new EventSubscriptionStatement();
Assert.AreEqual(a, b);
Assert.AreEqual(a.GetHashCode(), b.GetHashCode());
}
public void DefaultValues()
{
var sut = new EventSubscriptionStatement();
Assert.AreEqual(new UnknownReference(), sut.Reference);
Assert.AreEqual(EventSubscriptionOperation.Add, sut.Operation);
Assert.AreEqual(new UnknownExpression(), sut.Expression);
Assert.AreNotEqual(0, sut.GetHashCode());
Assert.AreNotEqual(1, sut.GetHashCode());
}
public void Equality_DifferentOperation()
{
var a = new EventSubscriptionStatement
{
Operation = EventSubscriptionOperation.Remove
};
var b = new EventSubscriptionStatement();
Assert.AreNotEqual(a, b);
Assert.AreNotEqual(a.GetHashCode(), b.GetHashCode());
}
public void Equality_DifferentReference()
{
var a = new EventSubscriptionStatement
{
Reference = new VariableReference {Identifier = "x"}
};
var b = new EventSubscriptionStatement();
Assert.AreNotEqual(a, b);
Assert.AreNotEqual(a.GetHashCode(), b.GetHashCode());
}
public void Equality_DifferentExpression()
{
var a = new EventSubscriptionStatement
{
Expression = new ConstantValueExpression()
};
var b = new EventSubscriptionStatement();
Assert.AreNotEqual(a, b);
Assert.AreNotEqual(a.GetHashCode(), b.GetHashCode());
}
public void SettingValues()
{
var sut = new EventSubscriptionStatement
{
Reference = new VariableReference {Identifier = "x"},
Operation = EventSubscriptionOperation.Remove,
Expression = new ConstantValueExpression()
};
Assert.AreEqual(new VariableReference {Identifier = "x"}, sut.Reference);
Assert.AreEqual(EventSubscriptionOperation.Remove, sut.Operation);
Assert.AreEqual(new ConstantValueExpression(), sut.Expression);
}
public void Equality_ReallyTheSame()
{
var a = new EventSubscriptionStatement
{
Reference = new VariableReference {Identifier = "x"},
Operation = EventSubscriptionOperation.Remove,
Expression = new ConstantValueExpression()
};
var b = new EventSubscriptionStatement
{
Reference = new VariableReference {Identifier = "x"},
Operation = EventSubscriptionOperation.Remove,
Expression = new ConstantValueExpression()
};
Assert.AreEqual(a, b);
Assert.AreEqual(a.GetHashCode(), b.GetHashCode());
}
public void EventSubscriptionStatement_Unsubscribe()
{
var sst = new EventSubscriptionStatement
{
Reference = new EventReference
{
EventName = Names.Event("[EventType,P] [DeclaringType,P].SomeEvent"),
Reference = SSTUtil.VariableReference("o")
},
Expression = new ReferenceExpression
{
Reference = new MethodReference
{
MethodName = Names.Method("[ReturnType,P] [DeclaringType,P].Handler()"),
Reference = SSTUtil.VariableReference("this")
}
},
Operation = EventSubscriptionOperation.Remove
};
AssertPrint(sst, "o.SomeEvent -= this.Handler;");
}
public void VisitorWithReturnIsImplemented()
{
var sut = new EventSubscriptionStatement();
sut.Accept(23).VerifyWithReturn(v => v.Visit(sut, 23));
}