public void TestInvalidCoordinateParamsFormat()
{
// arrange
var paramParser = new CoordinateInstructionParamaterParser();
string[] rawInput = "COORDINATE 3,3,SOUTH,2".Split(' ');
// act and assert
var exception = Assert.Throws <ArgumentException>(delegate { paramParser.ParseParameters(rawInput); });
Assert.That(exception.Message, Is.EqualTo("Incomplete instruction. Please ensure that the COORDINATE instruction is using format: COORDINATE X,Y,D"));
}
public void TestInvalidCoordinateDirection()
{
// arrange
var paramParser = new CoordinateInstructionParamaterParser();
string[] rawInput = "COORDINATE 2,4,OneDirection".Split(' ');
// act and assert
var exception = Assert.Throws <ArgumentException>(delegate { paramParser.ParseParameters(rawInput); });
Assert.That(exception.Message, Is.EqualTo("Invalid direction. Please select from one of the following directions: NORTH|EAST|SOUTH|WEST"));
}
// Extracts the parameters from the user input and returns it
public CoordinateInstructionParameter ParseInstructionParameter(string[] input)
{
var coordinateInstructionParameter = new CoordinateInstructionParamaterParser();
return(coordinateInstructionParameter.ParseParameters(input));
}