public void Goto_WithNonExistingLineNumber_ThrowsArgumentOutOfRangeException()
{
var runner = new ProgramRunner(lines);
const string nonExistingNumber = "200";
runner.Goto(nonExistingNumber);
}
public void Goto_WithExistingLineNumber_SetsCurrentStatement()
{
var runner = new ProgramRunner(lines);
const string existingNumberWithRemStatement = "100";
runner.Goto(existingNumberWithRemStatement);
var actual = (runner.RunningLine.Statement as Rem).Comment;
Assert.AreEqual("The end", actual);
}
public void MoveNext_AfterGoto_ReturnsTrue()
{
var runner = new ProgramRunner(lines);
const string existingNumber = "30";
runner.Goto(existingNumber);
var condition = runner.MoveNext();
Assert.IsTrue(condition);
}
public void MoveNext_AfterGoto_KeepsCurrentStatement()
{
var runner = new ProgramRunner(lines);
const string existingNumber = "30";
runner.Goto(existingNumber);
var expected = runner.RunningLine;
var condition = runner.MoveNext();
var actual = runner.RunningLine;
Assert.AreEqual(expected, actual);
}