def test_tile_children(self):
x, y, z = (619, 355, 10)
children_calculated = geomath.tile_children(x, y, z)
children_known = ((1238, 710, 11), (1238, 711, 11), (1239, 710, 11),
(1239, 711, 11))
self.assertTrue(len(children_calculated) == 4)
for c in children_known:
self.assertTrue(c in children_calculated)
def test_tile_children_str(self):
tile = '619,355,10,a'
children_calculated = geomath.tile_children(tile)
children_known = ((1238, 710, 11), (1238, 711, 11), (1239, 710, 11),
(1239, 711, 11))
self.assertTrue(len(children_calculated) == 4)
for c in children_known:
self.assertTrue(c in children_calculated)
# test when return_str = True
children_calculated_str = geomath.tile_children(tile, return_str=True)
children_known_str = ('1238,710,11,a', '1238,711,11,a',
'1239,710,11,a', '1239,711,11,a')
self.assertTrue(len(children_calculated_str) == 4)
for c in children_known_str:
self.assertTrue(c in children_calculated_str)
def test_tile_children(self):
x,y,z = (619,355,10)
children_calculated = geomath.tile_children(x,y,z)
children_known = ( (1238,710,11),
(1238,711,11),
(1239,710,11),
(1239,711,11))
self.assertTrue(len(children_calculated) == 4)
for c in children_known:
self.assertTrue(c in children_calculated)
def test_tile_children_str(self):
tile = '619,355,10,a'
children_calculated = geomath.tile_children(tile)
children_known = ( (1238,710,11),
(1238,711,11),
(1239,710,11),
(1239,711,11))
self.assertTrue(len(children_calculated) == 4)
for c in children_known:
self.assertTrue(c in children_calculated)
# test when return_str = True
children_calculated_str = geomath.tile_children(tile,return_str=True)
children_known_str = ( '1238,710,11,a',
'1238,711,11,a',
'1239,710,11,a',
'1239,711,11,a')
self.assertTrue(len(children_calculated_str) == 4)
for c in children_known_str:
self.assertTrue(c in children_calculated_str)
def update_tiles(cls, count=config.COUNT_UPDATE, gt_key_name=None):
"""Update several tiles and puts them into datastore."""
if not gt_key_name:
gt_key_name = cls._GEO_TREE_KEY
gt = cls.get_by_key_name(gt_key_name)
if gt:
# check if the first tile has larger z than min_z, if not - nothing to update
logging.debug(gt_key_name)
logging.debug(gt.tiles_updated)
x,y,z = tile_str_to_tuple(gt.tiles_updated[0])
min_z = get_min_z(gt_key_name)
if not (z > min_z):
r = '\n\nInfo: updated 0 tiles, nothing to update'
return r
needs_update = True
count_updated = 0
while count_updated < count and needs_update:
# get a group of tiles with a common parent (starting with the first)
first_tile = gt.tiles_updated[0]
p = tile_parent(first_tile,return_str=True)
c = tile_children(p,return_str=True)
c_in_updated = [first_tile]
for t in gt.tiles_updated[1:]:
if t in c:
c_in_updated.append(t)
# update parent, use all children for update
t = cls.update_tile(p, c, gt_key_name=gt_key_name)
t.put()
# remove the group of updated children tiles from tiles_updated
tiles_updated = sorted_tiles_set(gt.tiles_updated)
tiles_updated.remove(c_in_updated)
# insert updated tile
tiles_updated.insert(p)
gt.tiles_updated = list(tiles_updated)
gt.put()
# check if the first tile has smaller z than min_z, if not needs_update = False
x,y,z = tile_str_to_tuple(tiles_updated[0])
min_z = get_min_z(gt_key_name)
if z == min_z:
needs_update = False
# increase count_updated
count_updated += 1
else:
return '\n\nError: no GeoTree exists'
