public void ReadIntWorks()
{
var bytecode = new List<byte>();
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(4));
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(1));
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(2));
var input = new List<string> { "4", "9", "12345" };
int pos = 0;
var interpreter = new Interpreter(bytecode.ToArray(), new List<string> {}, null, 5);
interpreter.SetReader(() => input[pos++]);
interpreter.Run();
Assert.AreEqual(0, interpreter.Stack.Count);
Assert.AreEqual(15, interpreter.PC);
Assert.AreEqual(4, interpreter.Variables[4]);
Assert.AreEqual(9, interpreter.Variables[1]);
Assert.AreEqual(12345, interpreter.Variables[2]);
}
public void ReadStringWorks()
{
var bytecode = new List<byte>();
bytecode.Add(Bytecode.READ_STRING);
bytecode.AddRange(BitConverter.GetBytes(4));
bytecode.Add(Bytecode.READ_STRING);
bytecode.AddRange(BitConverter.GetBytes(1));
bytecode.Add(Bytecode.READ_STRING);
bytecode.AddRange(BitConverter.GetBytes(2));
var input = new List<string> { "abc112", "hello", "abababababa" };
int pos = 0;
var interpreter = new Interpreter(bytecode.ToArray(), new List<string> { "hello", "world" }, null, 5);
interpreter.SetReader(() => input[pos++]);
interpreter.Run();
Assert.AreEqual(0, interpreter.Stack.Count);
Assert.AreEqual(15, interpreter.PC);
Assert.AreEqual(2, interpreter.Variables[4]);
Assert.AreEqual(0, interpreter.Variables[1]);
Assert.AreEqual(3, interpreter.Variables[2]);
Assert.AreEqual("abc112", interpreter.Strings[2]);
Assert.AreEqual("abababababa", interpreter.Strings[3]);
}
public void ReadIntThrowsIfInputIsNotNumeric()
{
var bytecode = new List<byte>();
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(4));
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(1));
bytecode.Add(Bytecode.READ_INT);
bytecode.AddRange(BitConverter.GetBytes(2));
var input = new List<string> { "abcdef", };
int pos = 0;
var interpreter = new Interpreter(bytecode.ToArray(), new List<string> { }, null, 5);
interpreter.SetReader(() => input[pos++]);
interpreter.Stack.Push(4);
interpreter.Stack.Push(1);
interpreter.Stack.Push(2);
interpreter.Run();
}