public void EvalTest()
{
// Arrange
double testValue = 1587.34;
// Act
ValNode testVarNode = new ValNode(testValue);
// Assert
Assert.AreEqual(testVarNode.Eval(), testValue);
}
public void CreateValNode()
{
string name = "foo";
TypeInfo typeinfo = TypeInfo.Int;
IExpressionNode expression = new ConstantNode(42);
ValNode node = new ValNode(name, typeinfo, expression);
Assert.AreEqual(name, node.Name);
Assert.AreSame(TypeInfo.Int, node.TypeInfo);
Assert.AreSame(expression, node.Expression);
}
public void EvalMultiplyTest()
{
// Arrange
double testLeftValue = 11.3214;
double testRightValue = 3485;
ExpNode testLeftNode = new ValNode(testLeftValue);
ExpNode testRightNode = new ValNode(testRightValue);
OpNode testOpNode = new OpNode(ref testLeftNode, ref testRightNode, '*');
// Act and Assert
Assert.AreEqual((testLeftValue * testRightValue), testOpNode.Eval());
}
public void CreateValNodeWithoutTypeInfo()
{
string name = "foo";
TypeInfo typeinfo = TypeInfo.Int;
IExpressionNode expression = new ConstantNode(42);
ValNode node = new ValNode(name, null, expression);
Assert.IsNull(node.TypeInfo);
node.CheckType(null);
Assert.AreSame(TypeInfo.Int, node.TypeInfo);
}
public void RegisterInContext()
{
string name = "foo";
TypeInfo typeinfo = TypeInfo.Int;
IExpressionNode expression = new ConstantNode(42);
ValNode node = new ValNode(name, null, expression);
Context context = new Context();
node.RegisterInContext(context);
Assert.IsNotNull(context.GetValue("foo"));
Assert.AreSame(node, context.GetValue("foo"));
}
public void RegisterInContext()
{
INode node1 = new VarNode("a", null, new ConstantNode(42));
INode node2 = new ValNode("b", null, new ConstantNode("foo"));
CompositeNode node = new CompositeNode(new INode[] { node1, node2 });
Context context = new Context();
node.RegisterInContext(context);
Assert.IsNotNull(context.GetValue("a"));
Assert.IsNotNull(context.GetValue("b"));
Assert.AreSame(node1, context.GetValue("a"));
Assert.AreSame(node2, context.GetValue("b"));
}