public void DataNode_Default()
{
// Arrange ((PI) d^2) / 4
// Nodes [ [ [PI] * [d^2] ] / 4 ]
// parent = d^2
// left = PI
// right = left * parent
// formula = right / 4
const double POW = 2d;
const double CONSTANT = 4d;
var d = 3d;
var parent = new BasicGeometryNode <PowerProvider, PowerOperationInfo>(new OperandInfo()
{
LHS = d,
RHS = POW
});
var left = new PIDataNode();
var right = new BasicGeometryNode <MultiplyProvider, MultiplyOperationInfo>(new OperandInfo());
var formula = new BasicGeometryNode <DivideProvider, DivideOperationInfo>(new OperandInfo()
{
RHS = CONSTANT
});
formula.Parent = parent;
formula.Left = left;
formula.Right = right;
// Act
formula.Execute();
// Assert = 7.0685834705770347865409476123789
// see formula in Windows Calculator
Assert.AreEqual(((System.Math.PI * System.Math.Pow(3, 2)) / 4), formula.Value);
}
public void Math_Long()
{
// Arrange ((PI) d^2) / 4 where d = 1 + 2 - 3 * 4 / 2
// Nodes [ [ [PI] * [d^2] ] / 4 ]
// parent = d^2
// left = PI
// right = left * parent
// formula = right / 4
const double POW = 2d;
const double CONSTANT = 4d;
var parentBasic = new BasicMathNode <MultiplyProvider, MultiplyOperationInfo>(new OperandInfo()
{
LHS = 3,
RHS = 4
});
var leftBasic = new BasicMathNode <AddProvider, AddOperationInfo>(new OperandInfo()
{
LHS = 1,
RHS = 2
});
var rightBasic = new BasicMathNode <DivideProvider, DivideOperationInfo>(new OperandInfo()
{
LHS = 0d, // Uses excecution value from Parent
RHS = 2
});
var formulaBasic = new BasicMathNode <SubtractProvider, SubtractOperationInfo>(new OperandInfo());
// Formula Info uses values from Right/Left nodes
formulaBasic.Parent = parentBasic;
formulaBasic.Left = leftBasic;
formulaBasic.Right = rightBasic;
var parent = new BasicGeometryNode <PowerProvider, PowerOperationInfo>(new OperandInfo()
{
RHS = POW
});
parent.Left = formulaBasic;
var left = new PIDataNode();
var right = new BasicGeometryNode <MultiplyProvider, MultiplyOperationInfo>(new OperandInfo());
var formula = new BasicGeometryNode <DivideProvider, DivideOperationInfo>(new OperandInfo()
{
RHS = CONSTANT
});
formula.Parent = parent;
formula.Left = left;
formula.Right = right;
// Act
formula.Execute();
// Assert = 7.0685834705770347865409476123789
// [see formula in Windows Calculator]
Assert.AreEqual(((System.Math.PI * System.Math.Pow((1 + 2 - 3 * 4 / 2), 2)) / 4), formula.Value);
}