def test_validate_place_command(self):
toy_robot_obj = ToyRobot()
self.assertEqual(toy_robot_obj.validate_place_command(0,1,"NORTH"), True)
self.assertEqual(toy_robot_obj.validate_place_command(0,1,"North"), True)
self.assertEqual(toy_robot_obj.validate_place_command(0,1,"NOTH"), False)
self.assertEqual(toy_robot_obj.validate_place_command(5,1,"NORTH"), False)
self.assertEqual(toy_robot_obj.validate_place_command(0,1,"SOUTH-WEST"), False)
self.assertEqual(toy_robot_obj.validate_place_command(5,1,"NORTH"), False)
def execute_main():
# install_all_packages(["readchar"])
toy_robot_obj = ToyRobot()
is_simulator_running = True
print(
"-------------------------------------------------------------------------------"
)
print(
"-------------------------Toy Robot Simulator ( 5 X 5 )-------------------------"
)
print(
"-------------------------------------------------------------------------------"
)
print(
"=========================Available Commands and Syntax========================="
)
print(
"-------------------------------------------------------------------------------"
)
print(
"(1) PLACE [x_position],[y_position],[face_direction] - To place it on the table"
)
print("*Parameters definitions:*")
print("**[x_position] -> between 0 and 4")
print("**[y_position] -> between 0 and 4")
print("**[face_direction] -> NORTH,SOUTH,EAST,WEST")
print("(2) MOVE - To move robot one step forward in its facing direction")
print("(3) RIGHT - To turn robot 90 degrees to its right side")
print("(4) LEFT - To turn robot 90 degrees to its left side")
print("(5) REPORT - To print current positions and facing direction")
print("(6) EXIT - To exit the simulator")
print(
"==============================================================================="
)
print("Type the input commands for the robot...")
while is_simulator_running: # Infinte loop - stops only when user types in EXIT Command
given_command = input(
"New Command: "
) # Getting input from the user, single command at one instance
orig_command = given_command
ansi_escape = re.compile(
r'\x1B(?:[@-Z\\-_]|\[[0-?]*[ -/]*[@-~])'
) # Removing any escape sequence characters included in raw string
given_command = ansi_escape.sub('', given_command)
given_command = given_command.strip()
given_command_split_up = given_command.split(
" ") # Splitting up to get the intended command
invoked_command = (given_command_split_up[0]).upper()
if invoked_command == "EXIT" and len(
given_command_split_up) == 1: # To check if its exit command
is_simulator_running = False
print("Thanks for playing toy robot simulator!!!")
elif invoked_command == TOY_MAIN_COMMANDS[0] and check_space_present(
given_command) and parse_place_command(
given_command
) is not None: # To check if its PLACE command
parsed_dict = parse_place_command(
given_command) # Parsing parameters
is_placement_valid = toy_robot_obj.validate_place_command(
parsed_dict["x_pos"], parsed_dict["y_pos"],
parsed_dict["direction"]
) # Validating parameter values for PLACE command
if is_placement_valid: # if valid perform assignment for placing toy robot on the table
toy_robot_obj.set_placement_position(parsed_dict["x_pos"],
parsed_dict["y_pos"],
parsed_dict["direction"])
else:
print(
"Warning: Place command not recognized. Please enter a valid Place command (Refer from list above)"
)
elif invoked_command == TOY_MAIN_COMMANDS[1] and len(
given_command_split_up) == 1: # To check if its MOVE command
return_val, comment = toy_robot_obj.move_forward()
if not return_val:
print(comment)
elif invoked_command == TOY_MAIN_COMMANDS[2] and len(
given_command_split_up) == 1: # To check if its REPORT command
result = toy_robot_obj.report_overall_position()
if result != "":
print(result)
else:
print(
"Warning: Toy Robot is not placed on the table. Please use a valid Place command to place it on table."
)
elif invoked_command == TOY_MAIN_COMMANDS[3] and len(
given_command_split_up) == 1: # To check if its LEFT command
return_val, comment = toy_robot_obj.turn_position(invoked_command)
if not return_val:
print(comment)
elif invoked_command == TOY_MAIN_COMMANDS[4] and len(
given_command_split_up) == 1: # To check if its RIGHT command
return_val, comment = toy_robot_obj.turn_position(invoked_command)
if not return_val:
print(comment)
else:
if 'x' in repr(orig_command):
print(
"Warning: Command not recognized. Please enter a valid command (Refer from list above)"
)
else:
print(
"Warning: Command not recognized. Please enter a valid command (Refer from list above)"
)