def testRemoveExit(self):
cell = Cell()
cell.addExit(1, 0)
cell.removeExit(1, 0)
self.assertFalse(cell.hasExit(1, 0))
def testFromArrows(self):
cell = Cell('^>')
self.assertTrue(cell.hasExit(1, 0))
self.assertFalse(cell.hasExit(-1, 0))
def testAddExit(self):
cell = Cell()
cell.addExit(1, 0)
self.assertTrue(cell.hasExit(1, 0))
self.assertFalse(cell.hasExit(-1, 0))
def testHasExit(self):
cell = Cell((1, 0))
self.assertTrue(cell.hasExit(1, 0))
self.assertFalse(cell.hasExit(-1, 0))
