public void Can_parse_ints_separated_by_multiple_spaces()
{
var parameterParser = new CommandParameterParser("1234 4321");
parameterParser.ParseInt().Should().Be(1234);
parameterParser.ParseInt().Should().Be(4321);
}
public void Throws_when_epected_int_parameter_in_wrong_format()
{
var parameterParser = new CommandParameterParser("1asd54");
Action action = () => parameterParser.ParseInt();
action.ShouldThrow <CommandInvocationException>();
}
public void Can_parse_ints_list_separated_by_space()
{
var parameterParser = new CommandParameterParser("1234 4321 9876");
parameterParser.ParseInt().Should().Be(1234);
parameterParser.ParseInt().Should().Be(4321);
parameterParser.ParseInt().Should().Be(9876);
}
public void Throws_when_no_expected_in_parameter()
{
var parameterParser = new CommandParameterParser("1234 ");
parameterParser.ParseInt();
Action action = () => parameterParser.ParseInt();
action.ShouldThrow <CommandInvocationException>();
}
public void TestInvalidPlaceDirection()
{
// arrange
var paramParser = new CommandParameterParser();
string[] rawInput = "PLACE 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"));
}
public void TestInvalidPlaceParamsFormat()
{
// arrange
var paramParser = new CommandParameterParser();
string[] rawInput = "PLACE 3,3,SOUTH,2".Split(' ');
// act and assert
var exception = Assert.Throws <ArgumentException>(delegate { paramParser.ParseParameters(rawInput); });
Assert.That(exception.Message, Is.EqualTo("Incomplete command. Please ensure that the PLACE command is using format: PLACE X,Y,F"));
}