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Ejercicio5-MarsRover-.st
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!classDefinition: #TestMarsRover category: '05 - MarsRover'!
TestCase subclass: #TestMarsRover
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!TestMarsRover methodsFor: 'setUp' stamp: 'srs 11/15/2021 15:06:26'!
deployAtOriginPointingAtEastAndThenSend: anOrder
^self marsRoverDeployAt: (0 @ 0) whilePointingAt: EastPoint andThenSend: anOrder.! !
!TestMarsRover methodsFor: 'setUp' stamp: 'srs 11/15/2021 15:06:35'!
deployAtOriginPointingAtNorthAndThenSend: anOrder
^self marsRoverDeployAt: (0 @ 0) whilePointingAt: NorthPoint andThenSend: anOrder.! !
!TestMarsRover methodsFor: 'setUp' stamp: 'srs 11/15/2021 15:06:44'!
deployAtOriginPointingAtSouthAndThenSend: anOrder
^self marsRoverDeployAt: (0 @ 0) whilePointingAt: SouthPoint andThenSend: anOrder.! !
!TestMarsRover methodsFor: 'setUp' stamp: 'srs 11/15/2021 15:06:53'!
deployAtOriginPointingAtWestAndThenSend: anOrder
^self marsRoverDeployAt: (0 @ 0) whilePointingAt: WestPoint andThenSend: anOrder.! !
!TestMarsRover methodsFor: 'setUp' stamp: 'srs 11/13/2021 22:16:08'!
marsRoverDeployAt: someCoordinates whilePointingAt: aCardinalPoint andThenSend: anOrderOfCommands
| marsRover |
marsRover := MarsRover deployAt: someCoordinates pointingAt: aCardinalPoint.
marsRover reciveOrder: anOrderOfCommands.
^marsRover
! !
!TestMarsRover methodsFor: 'assertions' stamp: 'LG 11/14/2021 19:30:51'!
assertThat: aMarsRover coordinatesAre: someCoordinates whiIeIsPointingAt: aCardianlPoint
self assert: (aMarsRover isPointingAt isKindOf: aCardianlPoint).
self assert: (aMarsRover coordinates = someCoordinates).! !
!TestMarsRover methodsFor: 'assertions' stamp: 'srs 11/15/2021 15:06:35'!
assertThatAMarsRoverIsPointingNorthAfterBeingDeployed
| marsRover |
marsRover := MarsRover deployAt: (0 @ 0) pointingAt: NorthPoint.
self assert: (marsRover isPointingAt isKindOf: NorthPoint).! !
!TestMarsRover methodsFor: 'assertions' stamp: 'srs 11/15/2021 15:06:35'!
assertThatAMarsRoverWasDeployedAtOrigin
| marsRover |
marsRover := MarsRover deployAt: (0 @ 0) pointingAt: NorthPoint.
self assert: (marsRover coordinates = (0 @ 0)).! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:03:02'!
test01AfterBeingDeployedTheCardinalPointIsCorrect
self assertThatAMarsRoverIsPointingNorthAfterBeingDeployed.! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:04:19'!
test02AfterBeingDeployedTheCoordinatesAreCorrect
self assertThatAMarsRoverWasDeployedAtOrigin.! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:06:35'!
test03AfterRotating360DegreesHasTheSameCardianalPoint
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'llll'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: NorthPoint.
! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:06:35'!
test04CanBeDeployedAnywhere
| marsRover |
marsRover := self marsRoverDeployAt: (12 @ 30) whilePointingAt: NorthPoint andThenSend: 'llll'.
self deny: ((0 @ 0) = marsRover coordinates).
! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:06:53'!
test05AfterApplyingACommandSecuenseTheCardinalPointAndTheCoordinatesAreCorrect
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'fl'.
self assertThat: marsRover coordinatesAre: (0 @ 1) whiIeIsPointingAt: WestPoint.
! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'LG 11/14/2021 20:24:18'!
test06AfterApplyingAnUniqueInvalidCommandTheMarsRoverDoesNotRespondAndRaiseAnError
self
should: [ self deployAtOriginPointingAtNorthAndThenSend: 'x'.]
raise: Error - MessageNotUnderstood
withExceptionDo: [ :anError |
self assert: anError messageText = MarsRover invalidCommandRecived ].
! !
!TestMarsRover methodsFor: 'Test-Basic Funcionalities' stamp: 'srs 11/15/2021 15:06:53'!
test07AllCommandsAreAppliyedUntilThereIsAnInvalidCommand
| marsRover |
marsRover := MarsRover deployAt: (0 @ 0) pointingAt: NorthPoint.
self
should: [ marsRover reciveOrder: 'flxf'.
]
raise: Error - MessageNotUnderstood
withExceptionDo: [ :anError |
self assertThat: marsRover coordinatesAre: (0 @ 1) whiIeIsPointingAt: WestPoint.
self assert: anError messageText = MarsRover invalidCommandRecived ].! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is North' stamp: 'srs 11/15/2021 15:06:35'!
test08MovingForwardWhileIsPointingAtNorthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'f'.
self assertThat: marsRover coordinatesAre: (0 @ 1) whiIeIsPointingAt: NorthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is North' stamp: 'srs 11/15/2021 15:06:35'!
test09MovingBackwardWhileIsPointingAtNorthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'b'.
self assertThat: marsRover coordinatesAre: (0 @ -1) whiIeIsPointingAt: NorthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is North' stamp: 'srs 11/15/2021 15:06:53'!
test10RotatingLeftWhileIsPointingAtNorthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'l'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: WestPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is North' stamp: 'srs 11/15/2021 15:06:26'!
test11RotatingRightWhileIsPointingAtNorthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtNorthAndThenSend: 'r'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: EastPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is South' stamp: 'srs 11/15/2021 15:06:44'!
test12MovingForwardWhileTheCardinalPointAtSouthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtSouthAndThenSend: 'f'.
self assertThat: marsRover coordinatesAre: (0 @ -1) whiIeIsPointingAt: SouthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is South' stamp: 'srs 11/15/2021 15:06:44'!
test13MovingBackwardWhileTheCardinalPointAtSouthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtSouthAndThenSend: 'b'.
self assertThat: marsRover coordinatesAre: (0 @ 1) whiIeIsPointingAt: SouthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is South' stamp: 'srs 11/15/2021 15:06:26'!
test14RotatingLeftWhileIsPointingAtSouthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtSouthAndThenSend: 'l'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: EastPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is South' stamp: 'srs 11/15/2021 15:06:53'!
test15RotatingRightWhileIsPointingAtSouthHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtSouthAndThenSend: 'r'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: WestPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is East' stamp: 'srs 11/15/2021 15:06:26'!
test16MovingForwardWhileTheCardinalPointAtEastHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtEastAndThenSend: 'f'.
self assertThat: marsRover coordinatesAre: (1 @ 0) whiIeIsPointingAt: EastPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is East' stamp: 'srs 11/15/2021 15:06:26'!
test17MovingBackwardWhileTheCardinalPointAtEastHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtEastAndThenSend: 'b'.
self assertThat: marsRover coordinatesAre: (-1 @ 0) whiIeIsPointingAt: EastPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is East' stamp: 'srs 11/15/2021 15:06:35'!
test18RotatingLeftWhileIsPointingAtEastHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtEastAndThenSend: 'l'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: NorthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point is East' stamp: 'srs 11/15/2021 15:06:44'!
test19RotatingRightWhileIsPointingAtEastHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtEastAndThenSend: 'r'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: SouthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point Is West' stamp: 'srs 11/15/2021 15:06:53'!
test20MovingForwardWhileTheCardinalPointAtWestHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtWestAndThenSend: 'f'.
self assertThat: marsRover coordinatesAre: (-1 @ 0) whiIeIsPointingAt: WestPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point Is West' stamp: 'srs 11/15/2021 15:06:53'!
test21MovingBackwardWhileTheCardinalPointAtWestHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtWestAndThenSend: 'b'.
self assertThat: marsRover coordinatesAre: (1 @ 0) whiIeIsPointingAt: WestPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point Is West' stamp: 'srs 11/15/2021 15:06:44'!
test22RotatingLeftWhileIsPointingAtWestHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtWestAndThenSend: 'l'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: SouthPoint.! !
!TestMarsRover methodsFor: 'Test-When The Cardinal Point Is West' stamp: 'srs 11/15/2021 15:06:35'!
test23RotatingRightWhileIsPointingAtWestHasTheCorrectBehaviour
| marsRover |
marsRover := self deployAtOriginPointingAtWestAndThenSend: 'r'.
self assertThat: marsRover coordinatesAre: (0 @ 0) whiIeIsPointingAt: NorthPoint.! !
!classDefinition: #CommandRules category: '05 - MarsRover'!
Object subclass: #CommandRules
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!CommandRules methodsFor: 'execution' stamp: 'LG 11/14/2021 19:58:57'!
executeOn: aMarsRover
self subclassResponsibility.! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'CommandRules class' category: '05 - MarsRover'!
CommandRules class
instanceVariableNames: ''!
!CommandRules class methodsFor: 'initialization' stamp: 'srs 11/14/2021 01:49:45'!
canInstanciateWith: aCommand
self subclassResponsibility.! !
!CommandRules class methodsFor: 'private' stamp: 'srs 11/17/2021 00:02:05'!
identifyParsedCommand: parsedCommand
CommandRules subclasses do: [:subclass| (subclass canInstanciateWith: parsedCommand) ifTrue: [ ^subclass new]].
self error: MarsRover invalidCommandRecived. ! !
!classDefinition: #Backward category: '05 - MarsRover'!
CommandRules subclass: #Backward
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!Backward methodsFor: 'execution' stamp: 'srs 11/17/2021 00:25:04'!
executeOn: aMarsRover
aMarsRover moveBackward.! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'Backward class' category: '05 - MarsRover'!
Backward class
instanceVariableNames: ''!
!Backward class methodsFor: 'initialization' stamp: 'srs 11/14/2021 01:50:20'!
canInstanciateWith: aCommand
^ $b = aCommand. ! !
!classDefinition: #Forward category: '05 - MarsRover'!
CommandRules subclass: #Forward
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!Forward methodsFor: 'execution' stamp: 'srs 11/17/2021 00:20:36'!
executeOn: aMarsRover
aMarsRover moveForward. ! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'Forward class' category: '05 - MarsRover'!
Forward class
instanceVariableNames: ''!
!Forward class methodsFor: 'initialization' stamp: 'srs 11/14/2021 01:50:53'!
canInstanciateWith: aCommand
^ $f = aCommand.
! !
!classDefinition: #Left category: '05 - MarsRover'!
CommandRules subclass: #Left
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!Left methodsFor: 'execution' stamp: 'srs 11/17/2021 00:23:28'!
executeOn: aMarsRover
aMarsRover rotateLeft. ! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'Left class' category: '05 - MarsRover'!
Left class
instanceVariableNames: ''!
!Left class methodsFor: 'initialization' stamp: 'srs 11/14/2021 01:51:33'!
canInstanciateWith: aCommand
^ $l = aCommand. ! !
!classDefinition: #Right category: '05 - MarsRover'!
CommandRules subclass: #Right
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!Right methodsFor: 'execution' stamp: 'srs 11/17/2021 00:24:42'!
executeOn: aMarsRover
aMarsRover rotateRight.! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'Right class' category: '05 - MarsRover'!
Right class
instanceVariableNames: ''!
!Right class methodsFor: 'initialization' stamp: 'srs 11/14/2021 01:51:48'!
canInstanciateWith: aCommand
^ $r = aCommand. ! !
!classDefinition: #MarsRover category: '05 - MarsRover'!
Object subclass: #MarsRover
instanceVariableNames: 'pointedCardinalPoint actualCoordinates'
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!MarsRover methodsFor: 'updating' stamp: 'srs 11/17/2021 00:34:48'!
addMarsRoverCoordinatesWith: someCoordinates
actualCoordinates := actualCoordinates + someCoordinates. ! !
!MarsRover methodsFor: 'updating' stamp: 'srs 11/14/2021 01:37:01'!
updatePointedCardinalPoint: aCardinalPoint
pointedCardinalPoint := aCardinalPoint. ! !
!MarsRover methodsFor: 'movement - rotate' stamp: 'srs 11/17/2021 00:16:59'!
moveBackward
pointedCardinalPoint conditionatesMoveBackwardOn: self. ! !
!MarsRover methodsFor: 'movement - rotate' stamp: 'srs 11/17/2021 00:19:24'!
moveForward
pointedCardinalPoint conditionatesMoveForwardOn: self. ! !
!MarsRover methodsFor: 'movement - rotate' stamp: 'srs 11/17/2021 00:22:53'!
rotateLeft
pointedCardinalPoint conditionatesRotateLeftOn: self. ! !
!MarsRover methodsFor: 'movement - rotate' stamp: 'srs 11/17/2021 00:24:12'!
rotateRight
pointedCardinalPoint conditionatesRotateRightOn: self. ! !
!MarsRover methodsFor: 'ordering' stamp: 'srs 11/16/2021 23:23:40'!
reciveOrder: anOrderOfCommands
anOrderOfCommands do: [ :aCommand | | actualCommand |
actualCommand := CommandRules identifyParsedCommand: aCommand.
actualCommand executeOn: self.
].
! !
!MarsRover methodsFor: 'initialization' stamp: 'srs 11/15/2021 14:14:21'!
initializeWith: initialCoordinates and: aCardinalPoint
pointedCardinalPoint := aCardinalPoint.
actualCoordinates := initialCoordinates.
! !
!MarsRover methodsFor: 'accessing' stamp: 'LG 11/12/2021 11:33:52'!
coordinates
^actualCoordinates.! !
!MarsRover methodsFor: 'accessing' stamp: 'LG 11/12/2021 09:14:29'!
isPointingAt
^pointedCardinalPoint.! !
"-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
!classDefinition: 'MarsRover class' category: '05 - MarsRover'!
MarsRover class
instanceVariableNames: ''!
!MarsRover class methodsFor: 'recived command errors' stamp: 'srs 11/13/2021 23:43:24'!
invalidCommandRecived
^'There is a character in the recived command that is not valid for the Rover.'! !
!MarsRover class methodsFor: 'initialization' stamp: 'LG 11/14/2021 19:28:15'!
deployAt: aCoordinates pointingAt: aCardinalPoint
^self new initializeWith: aCoordinates and: aCardinalPoint new.! !
!classDefinition: #MarsRoverPointedCardinalPoints category: '05 - MarsRover'!
Object subclass: #MarsRoverPointedCardinalPoints
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!MarsRoverPointedCardinalPoints methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:15:43'!
conditionatesMoveBackwardOn: aMarsRover
self subclassResponsibility. ! !
!MarsRoverPointedCardinalPoints methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:18:33'!
conditionatesMoveForwardOn: aMarsRover
self subclassResponsibility. ! !
!MarsRoverPointedCardinalPoints methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:22:07'!
conditionatesRotateLeftOn: aMarsRover
self subclassResponsibility. ! !
!MarsRoverPointedCardinalPoints methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:23:53'!
conditionatesRotateRightOn: aMarsRover
self subclassResponsibility. ! !
!classDefinition: #EastPoint category: '05 - MarsRover'!
MarsRoverPointedCardinalPoints subclass: #EastPoint
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!EastPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveBackwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (-1 @ 0)! !
!EastPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveForwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (1 @ 0)! !
!EastPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:22:07'!
conditionatesRotateLeftOn: aMarsRover
aMarsRover updatePointedCardinalPoint: NorthPoint new.! !
!EastPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:23:53'!
conditionatesRotateRightOn: aMarsRover
aMarsRover updatePointedCardinalPoint: SouthPoint new.! !
!classDefinition: #NorthPoint category: '05 - MarsRover'!
MarsRoverPointedCardinalPoints subclass: #NorthPoint
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!NorthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveBackwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (0 @ -1)! !
!NorthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveForwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (0 @ 1)! !
!NorthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:22:07'!
conditionatesRotateLeftOn: aMarsRover
aMarsRover updatePointedCardinalPoint: WestPoint new.! !
!NorthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:23:53'!
conditionatesRotateRightOn: aMarsRover
aMarsRover updatePointedCardinalPoint: EastPoint new.! !
!classDefinition: #SouthPoint category: '05 - MarsRover'!
MarsRoverPointedCardinalPoints subclass: #SouthPoint
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!SouthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveBackwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (0 @ 1)! !
!SouthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveForwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (0 @ -1)! !
!SouthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:22:07'!
conditionatesRotateLeftOn: aMarsRover
aMarsRover updatePointedCardinalPoint: EastPoint new.! !
!SouthPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:23:53'!
conditionatesRotateRightOn: aMarsRover
aMarsRover updatePointedCardinalPoint: WestPoint new.! !
!classDefinition: #WestPoint category: '05 - MarsRover'!
MarsRoverPointedCardinalPoints subclass: #WestPoint
instanceVariableNames: ''
classVariableNames: ''
poolDictionaries: ''
category: '05 - MarsRover'!
!WestPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveBackwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (1 @ 0)! !
!WestPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:34:48'!
conditionatesMoveForwardOn: aMarsRover
aMarsRover addMarsRoverCoordinatesWith: (-1 @ 0)! !
!WestPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:22:07'!
conditionatesRotateLeftOn: aMarsRover
aMarsRover updatePointedCardinalPoint: SouthPoint new.! !
!WestPoint methodsFor: 'movement conditions' stamp: 'srs 11/17/2021 00:23:53'!
conditionatesRotateRightOn: aMarsRover
aMarsRover updatePointedCardinalPoint: NorthPoint new.! !