public CommandLoop(Configuration configuration)
{
var adapter = new LowLevelToAbstractConsoleAdapter(configuration.Console);
Console = adapter;
_commandFactory = configuration.CommandFactory;
_lockingService = configuration.LockingService;
_history = configuration.ConsoleHistory;
InitializeHistory(adapter);
}
public void WritesHelloWorld()
{
var inputSequence = "Hello World".ToInputSequence();
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "$ " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("$ Hello World", lowLevelConsole.ReadInLineFromTo(0,0,12));
}
public void WritesPrompt()
{
var inputSequence = " ".ToInputSequence();
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) {Prompt = "$ "};
adapter.ReadUntilSequenceIsOver(inputSequence);
var written = lowLevelConsole.ReadCharacterAt(0, 0);
Assert.AreEqual('$',written);
}
public void BreaksLineOnTheRightCharacter()
{
var inputSequence = "Hello this is shell.me. We are testing the new LowLevelConsole, which gives us great power!".ToInputSequence();
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello this is shell.me. We are testing the new LowLevelConsole, which gives ", lowLevelConsole.ReadInLineFromTo(0, 0, 79));
Assert.AreEqual("us great power!", lowLevelConsole.ReadInLineFromTo(1, 0, 14));
}
public void CursorMovesLeftUntilItHitsThePrompt()
{
var inputSequence = "Hello"
.ToInputSequence()
.AddLeftArrowHit(5);
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello", lowLevelConsole.ReadInLineFromTo(0, 0, 8));
Assert.AreEqual(4, lowLevelConsole.CursorLeft);
Assert.AreEqual(0, lowLevelConsole.CursorTop);
}
public void BackspaceJumpsLineUpAndLetsUsWriteAgain()
{
var inputSequence = "Hello this is shell.me. We are testing the new LowLevelConsole, which gives us great power!"
.ToInputSequence()
.AddBackspaceHit(21)
.AddInputSequence("rocks!");
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello this is shell.me. We are testing the new LowLevelConsole, which rocks!", lowLevelConsole.ReadInLineFromTo(0, 0, 79));
//We are just making sure that there is nothing left on the second line
Assert.AreEqual(" ", lowLevelConsole.ReadInLineFromTo(1, 0, 79));
}
private void InitializeHistory(LowLevelToAbstractConsoleAdapter adapter)
{
var keyMap = new Dictionary<ConsoleKey, Func<HistoryEntry>>
{
{ ConsoleKey.UpArrow, () => _history.GetNextEntry() },
{ ConsoleKey.DownArrow, () => _history.GetPreviousEntry() }
};
adapter.KeyStrokes
.Select(keyInfo => keyInfo.Key)
.Where(key => key == ConsoleKey.UpArrow || key == ConsoleKey.DownArrow)
.Select(key => keyMap[key])
.Subscribe(func =>
{
adapter.EraseCurrentLine();
var historyEntry = func();
if (historyEntry != null)
{
adapter.Write(historyEntry.Value);
}
});
}
public void CursorCanNotMoveAheadTheWriting()
{
var inputSequence = "Hello"
.ToInputSequence()
.AddRightArrowHit(5);
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello", lowLevelConsole.ReadInLineFromTo(0, 0, 8));
Assert.AreEqual(9, lowLevelConsole.CursorLeft);
Assert.AreEqual(0, lowLevelConsole.CursorTop);
}
public void WriteLineWorks()
{
var lowLevelConsole = new LowLevelTestConsole();
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.WriteLine("Hello World");
adapter.WriteLine("Hello World");
Assert.AreEqual("Hello World", lowLevelConsole.ReadInLineFromTo(0, 0, 10));
Assert.AreEqual("Hello World", lowLevelConsole.ReadInLineFromTo(1, 0, 10));
Assert.AreEqual(0, lowLevelConsole.CursorLeft);
}
public void ErasesCurrentLineAndResetsCursor()
{
var inputSequence = "Hello".ToInputSequence();
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello", lowLevelConsole.ReadInLineFromTo(0, 0, 8));
Assert.AreEqual(9, lowLevelConsole.CursorLeft);
adapter.EraseCurrentLine();
Assert.AreEqual("(S) ", lowLevelConsole.ReadInLineFromTo(0, 0, 8));
Assert.AreEqual(4, lowLevelConsole.CursorLeft);
}
public void WritesMovesCursorBeforeWritingAndInsertsAnotherWord()
{
var inputSequence = "World"
.ToInputSequence()
.AddLeftArrowHit(5)
.AddInputSequence("Hello ");
var lowLevelConsole = new LowLevelTestConsole(inputSequence);
var adapter = new LowLevelToAbstractConsoleAdapter(lowLevelConsole) { Prompt = "(S) " };
adapter.ReadUntilSequenceIsOver(inputSequence);
Assert.AreEqual("(S) Hello World", lowLevelConsole.ReadInLineFromTo(0, 0, 14));
Assert.AreEqual(10, lowLevelConsole.CursorLeft);
}