public void SimpleMathBlockDefinition_No_Expression()
{
Assert.Throws <Exception>(() =>
{
var definition = new SimpleMathBlockDefinition("my calculator")
{
Expression = ""
};
definition.Validate();
});
}
public void SimpleMathBlockDefinition_Invalid_Output()
{
Assert.Throws <Exception>(() =>
{
var definition = new SimpleMathBlockDefinition("my calculator")
{
Expression = "a + b"
};
definition.Output.AddNumeric("x");
definition.Output.AddNumeric("y");
definition.Validate();
});
}
public void Runs_In_Composite()
{
var constants = new ConstantsBlockDefinition("constants");
constants.Output.AddNumeric("aConstant");
constants.Output.AddNumeric("bConstant");
constants.Constants.Add(new Parameter(ParameterName.For("aConstant"), 10));
constants.Constants.Add(new Parameter(ParameterName.For("bConstant"), 20));
var simpleMath = new SimpleMathBlockDefinition("calc");
simpleMath.Expression = "a + b";
simpleMath.Input.AddNumeric("a");
simpleMath.Input.AddNumeric("b");
simpleMath.Output.AddNumeric("c");
var composite = new CompositeBlockDefinition("composite");
composite.Blocks.Add(constants);
composite.Blocks.Add(simpleMath);
composite.Output.AddNumeric("result");
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(constants, ParameterName.For("aConstant")),
To = new ParameterWire.Endpoint(simpleMath, ParameterName.For("a"))
});
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(constants, ParameterName.For("bConstant")),
To = new ParameterWire.Endpoint(simpleMath, ParameterName.For("b"))
});
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(simpleMath, ParameterName.For("c")),
To = new ParameterWire.Endpoint(composite, ParameterName.For("result"))
});
var calc = new Calculation(composite);
var actual = calc.Get(ParameterName.For("result")).Value;
Assert.Equal(30, (int)actual);
}
public void SimpleMathBlockDefinition_Correct()
{
var definition = new SimpleMathBlockDefinition("my calculator")
{
Expression = "a + b"
};
definition.Input.AddNumeric("a");
definition.Input.AddNumeric("b");
definition.Output.AddNumeric("c");
definition.Validate();
var instance = new Calculation(definition);
instance.Set(new Parameter(ParameterName.For("a"), 10));
instance.Set(new Parameter(ParameterName.For("b"), 20));
Assert.Equal(30, (int)instance.Get(ParameterName.For("c")).Value);
}
public void Two_SimpleMathBlocks_Sequential_Correct()
{
var firstBlock = new SimpleMathBlockDefinition("first")
{
Expression = "a + b"
};
firstBlock.Input.AddNumeric("a");
firstBlock.Input.AddNumeric("b");
firstBlock.Output.AddNumeric("c");
var secondBlock = new SimpleMathBlockDefinition("second")
{
Expression = "c * c"
};
secondBlock.Input.AddNumeric("a");
secondBlock.Input.AddNumeric("c");
secondBlock.Output.AddNumeric("r");
var composite = new CompositeBlockDefinition("Composite");
composite.Blocks.Add(firstBlock);
composite.Blocks.Add(secondBlock);
composite.Input.AddNumeric("input1");
composite.Output.AddNumeric("result");
composite.Validate();
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(secondBlock, ParameterName.For("r")),
To = new ParameterWire.Endpoint(composite, ParameterName.For("result"))
});
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(composite, ParameterName.For("input1")),
To = new ParameterWire.Endpoint(firstBlock, ParameterName.For("a"))
});
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(composite, ParameterName.For("input1")),
To = new ParameterWire.Endpoint(firstBlock, ParameterName.For("b"))
});
composite.Wires.Add(new ParameterWire()
{
From = new ParameterWire.Endpoint(firstBlock, ParameterName.For("c")),
To = new ParameterWire.Endpoint(secondBlock, ParameterName.For("c"))
});
composite.Validate();
// Sequential
composite.ExecutionOrder = ExecutionOrder.Sequential;
using (var calculation = new Calculation(composite))
{
calculation.Set(new Parameter(ParameterName.For("input1"), 5));
Assert.False(calculation.IsCalculated);
var actual = calculation.Get(ParameterName.For("result")).Value;
Assert.Equal(100, (int)actual);
Assert.True(calculation.IsCalculated);
}
}
