public void TestNestedExpressions()
{
var term1 = new ReactiveVar <int>(1);
var term2 = new ReactiveVar <int>(2);
var subexpression = new ReactiveExpression <int>(() => term1.Value + term2.Value);
ChangedCalled subexpressionChangedCalled = EnsureChangedCalled(subexpression);
var term3 = new ReactiveVar <int>(3);
var expression = new ReactiveExpression <int>(() => subexpression.Value + term3.Value);
ChangedCalled expressionChangeCalled = EnsureChangedCalled(expression);
Transaction.Start();
term3.Set(5);
CompleteTransactionAndAssertChangedCalled(expressionChangeCalled);
Assert.AreEqual(8, expression.Value);
expressionChangeCalled.Reset();
Transaction.Start();
term1.Set(10);
CompleteTransactionAndAssertChangedCalled(expressionChangeCalled);
subexpressionChangedCalled.AssertCalled();
Assert.AreEqual(17, expression.Value);
}
public void TestSet()
{
var reactiveVar = new ReactiveVar <int>(1);
ChangedCalled changedCalled = EnsureChangedCalled(reactiveVar);
Transaction.Start();
reactiveVar.Set(2);
changedCalled.AssertNotCalled();
Transaction.End();
changedCalled.AssertCalled();
Assert.AreEqual(2, reactiveVar.Value);
}
protected static void CompleteTransactionAndAssertChangedCalled(ChangedCalled changedCalled)
{
changedCalled.AssertNotCalled();
Transaction.End();
changedCalled.AssertCalled();
}