public void EvalArgless()
{
var interp = new CommandInterpreter();
int ran = 0;
interp.AddCommand("run", new Action(() => ran++));
interp.Eval("run");
Assert.AreEqual(1, ran);
}
public void EvalFromMethodInfo()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var obj = new CommandObj();
interp.AddCommand("Plus", obj);
interp.Eval("Plus 2 2");
Assert.AreEqual("4\r\n", io.ToString());
}
public void EvalFromAction()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var obj = new CommandObj();
interp.AddCommand("plus", new Action<TextWriter, int, int>(obj.AsyncPlus));
interp.Eval("plus 2 2");
Assert.AreEqual("4", io.ToString());
}
public void EvalAsyncArgless()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var obj = new CommandObj();
interp.AddCommand("say", new Action<TextWriter>(obj.AsyncArgless));
interp.Eval("say");
Assert.AreEqual("hi", io.ToString());
}
public void Eval()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var args = new CommandArg() { Type = typeof(int) }.And(new CommandArg() { Type = typeof(int) });
interp.AddCommand("plus", args, (o, e, c) => o.WriteLine(c["0"].ConvertTo<int>() + c["1"].ConvertTo<int>()));
interp.Eval("plus 2 2");
Assert.AreEqual("4\r\n", io.ToString());
}
public void TestCommandFilters()
{
string result;
CommandInterpreter ci = new CommandInterpreter(DefaultCommands.None, new TestCommands(), typeof(StaticTestFilter));
Assert.AreEqual(1, ci.Filters.Length);
Assert.AreEqual("AddLineNumbers", ci.Filters[0].DisplayName);
result = Capture(ci, "Count 2 /linenumbers");
Assert.AreEqual("1: 1\r\n2: 2", result);
int cmds = ci.Commands.Length;
ci.AddCommand(ci.Filters[0]);
Assert.AreEqual(cmds + 1, ci.Commands.Length);
result = Capture(ci, "AddLineNumbers");
Assert.AreEqual("2", result);
}
public void EvalFromSignature()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
interp.AddCommand<int, int, int>("plus", (i, j) => i + j);
interp.Eval("plus 2 2");
Assert.AreEqual("4\r\n", io.ToString());
}
public void ParseErrors()
{
var interp = new CommandInterpreter(new StringWriter(), new StringWriter());
interp.AddCommand<int, int, int>("plus", (i, j) => i + j);
Assert.Throws<ParseException>(() => interp.Eval("plus 2 abc"));
}
public void EvalWithSwitch()
{
var interp = new CommandInterpreter(new StringWriter(), new StringWriter());
var obj = new CommandObj();
interp.AddCommand("plus", obj, "PlusSwitch");
interp.Eval("plus 2 2");
Assert.AreEqual("5\r\n", interp.Output.ToString());
interp.Output = new StringWriter();
interp.Eval("plus 2 2 -c 2");
Assert.AreEqual("6\r\n", interp.Output.ToString());
}
public void EvalWithNullDefaults()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var commandObj = new CommandObj();
interp.AddCommand("join", commandObj, "Join");
interp.Eval("join");
Assert.AreEqual("ab\r\n", io.ToString());
}
public void EvalWithFlag()
{
var io = new StringWriter();
var interp = new CommandInterpreter(io, io);
var obj = new CommandObj();
interp.AddCommand("plus", obj, "PlusFlag");
interp.Eval("plus 2 2");
Assert.AreEqual("4\r\n", io.ToString());
interp.Output = new StringWriter();
interp.Eval("plus 2 2 --invert");
Assert.AreEqual("-4\r\n", interp.Output.ToString());
}