public void AssignSimpleAddition()
{
var command = ParseCommand("assign a to 3 + 2");
Assert.IsTrue(command is VariableAssignmentCommand);
VariableAssignmentCommand assignment = (VariableAssignmentCommand)command;
Assert.IsTrue(assignment.variable is OperandVariable);
OperandVariable variable = (OperandVariable)assignment.variable;
Assert.AreEqual(OperandType.ADD, variable.operand);
Assert.AreEqual(5f, CastNumber(variable.GetValue()).GetValue());
}
public void DivisionBeforeAddition()
{
var command = ParseCommand("assign a to 4 / 2 + 3");
Assert.IsTrue(command is VariableAssignmentCommand);
VariableAssignmentCommand assignment = (VariableAssignmentCommand)command;
Assert.IsTrue(assignment.variable is OperandVariable);
OperandVariable addVariable = (OperandVariable)assignment.variable;
Assert.AreEqual(5f, CastNumber(addVariable.GetValue()).GetNumericValue());
Assert.AreEqual(OperandType.ADD, addVariable.operand);
Assert.IsTrue(addVariable.a is OperandVariable);
Assert.IsTrue(addVariable.b is StaticVariable);
OperandVariable multiplyVariable = (OperandVariable)addVariable.a;
Assert.AreEqual(OperandType.DIVIDE, multiplyVariable.operand);
}