public void CanCreateASelectPenInstance()
{
// Arrange and Act
var turtleGraphicsAttribute = new TurtleGraphicsAttribute();
var turtleGraphicsArgumentAttribute = new List<TurtleGraphicsArgumentAttribute>();
var argumentValues = new List<string>();
var turtleGraphicsCommand = new TurtleGraphicsCommand
{
CommandText = GlobalConstants.SelectPenCommandText,
Attribute = turtleGraphicsAttribute,
ArgumentAttributes = turtleGraphicsArgumentAttribute,
ArgumentValues = argumentValues,
Status = TurtleGraphicsCommandStatus.Valid
};
// Assert
Assert.AreEqual(GlobalConstants.SelectPenCommandText, turtleGraphicsCommand.CommandText);
Assert.AreEqual(turtleGraphicsAttribute, turtleGraphicsCommand.Attribute);
Assert.AreEqual(argumentValues, turtleGraphicsCommand.ArgumentValues);
Assert.AreEqual(turtleGraphicsArgumentAttribute, turtleGraphicsCommand.ArgumentAttributes);
Assert.AreEqual(TurtleGraphicsCommandStatus.Valid, turtleGraphicsCommand.Status);
}
private static void CanExecuteCommand(List<string> args, ITurtleGraphicsCommands
turtleGraphicsSystemMock, TurtleGraphicsAttribute turtleGraphicsAttribute,
List<TurtleGraphicsArgumentAttribute> argumentAttributes, string implementingFunctionName)
{
// Arrange
var tokens = new List<string> { turtleGraphicsAttribute.CommandText};
if (args != null)
{
tokens.AddRange(args);
}
var textParserMock = GetTextParserMock(tokens);
var turtleGraphicsCommand = new TurtleGraphicsCommand
{
Attribute = turtleGraphicsAttribute,
ArgumentAttributes = argumentAttributes,
CommandText = turtleGraphicsAttribute.CommandText,
ArgumentValues = args,
Status = TurtleGraphicsCommandStatus.Valid,
ExecutionContext = turtleGraphicsSystemMock,
ImplementingFunctionName = implementingFunctionName,
};
var turtleGraphicsSyntaxAnalyser = GetSyntaxAnalyserMock(turtleGraphicsCommand);
var commandProcessor = GetExecutionEngineInstance(textParserMock, turtleGraphicsSyntaxAnalyser);
var commandLine = turtleGraphicsAttribute.CommandText + " ";
if (args != null)
{
foreach (var arg in args)
{
commandLine += arg;
commandLine += " ";
}
}
// Act
var turtleGraphicsCommandReturned = commandProcessor.ExecuteCommandLine(commandLine, false, true);
// Assert
textParserMock.VerifyAllExpectations();
turtleGraphicsSystemMock.VerifyAllExpectations();
turtleGraphicsSyntaxAnalyser.VerifyAllExpectations();
Assert.AreEqual(TurtleGraphicsCommandStatus.Valid, turtleGraphicsCommandReturned[0].Status);
}
private static List<TurtleGraphicsCommand> CanExecuteCommand(List<string> args, ITurtleGraphicsControlStructures
turtleGraphicsControlStructuresMock, TurtleGraphicsAttribute turtleGraphicsAttribute,
List<TurtleGraphicsArgumentAttribute> argumentAttributes, TurtleGraphicsCommand turtleGraphicsCommand,
string implementingFunctionName, ExecutionEngineStatusChangedEventHandler stateChangedHandler = null,
bool hasCompletedWithoutErrors = true)
{
// Arrange
var tokens = new List<string> { turtleGraphicsAttribute.CommandText};
if (args != null)
{
tokens.AddRange(args);
}
var textParserMock = GetTextParserMock(tokens);
turtleGraphicsCommand.Attribute = turtleGraphicsAttribute;
turtleGraphicsCommand.ArgumentAttributes = argumentAttributes;
turtleGraphicsCommand.CommandText = turtleGraphicsAttribute.CommandText;
turtleGraphicsCommand.ArgumentValues = args;
turtleGraphicsCommand.Status = TurtleGraphicsCommandStatus.Valid;
turtleGraphicsCommand.ExecutionContext = turtleGraphicsControlStructuresMock;
turtleGraphicsCommand.ImplementingFunctionName = implementingFunctionName;
var turtleGraphicsSyntaxAnalyser = GetSyntaxAnalyserMock(turtleGraphicsCommand);
var executionEngine = GetExecutionEngineInstance(textParserMock, turtleGraphicsSyntaxAnalyser);
if (stateChangedHandler != null)
{
executionEngine.StatusChanged += stateChangedHandler;
}
var commandLine = turtleGraphicsAttribute.CommandText + " ";
if (args != null)
{
foreach (var arg in args)
{
commandLine += arg;
commandLine += " ";
}
}
// Act
var turtleGraphicsCommandReturned = executionEngine.ExecuteCommandLine(commandLine, false, true);
// Assert
textParserMock.VerifyAllExpectations();
turtleGraphicsControlStructuresMock.VerifyAllExpectations();
Assert.AreEqual(hasCompletedWithoutErrors, executionEngine.HasExecutedWithoutErrors());
return turtleGraphicsCommandReturned;
}
