def test_initialization(self):
"""test that sorted list is initialized
"""
l = sorted_points_list(self.normal_list)
# points with larger importance are earlier
zs = [x['importance'] for x in l]
for i in range(len(zs) - 1):
self.assertTrue(zs[i] >= zs[i + 1])
def test_initialization(self):
"""test that sorted list is initialized
"""
l = sorted_points_list(self.normal_list)
# points with larger importance are earlier
zs = [x['importance'] for x in l]
for i in range(len(zs)-1):
self.assertTrue(zs[i]>=zs[i+1])
def test_insertion(self):
"test insertions"
l = sorted_points_list(self.normal_list)
len_init = len(l)
# inserting more important point
p = {'importance': 1234567}
l.insert(p)
self.assertEqual(len(l), len_init + 1)
self.assertTrue(p in l)
# inserting non-important point
p = {'importance': 1}
l.insert(p)
self.assertEqual(len(l), len_init + 2)
self.assertTrue(p in l)
def test_insertion(self):
"test insertions"
l = sorted_points_list(self.normal_list)
len_init = len(l)
# inserting more important point
p = {'importance':1234567}
l.insert(p)
self.assertEqual(len(l),len_init+1)
self.assertTrue(p in l)
# inserting non-important point
p = {'importance':1}
l.insert(p)
self.assertEqual(len(l),len_init+2)
self.assertTrue(p in l)
def insert_to_tile(self, gt_key_name=None, max_z=None):
if not gt_key_name:
gt_key_name = GeoTree._GEO_TREE_KEY
if not max_z:
max_z = get_max_z(gt_key_name)
x,y,z = lat_lon_to_tile(self.coord.lat, self.coord.lon, max_z)
tile_key_name = '%d,%d,%d,%s' % (x,y,z,gt_key_name)
t = Tile.get_by_key_name(tile_key_name)
if not t:
t = Tile(x=x, y=y, z=z, key_name=tile_key_name, gt_key_name=gt_key_name)
point_dict = {'key_name':self.key().name(),'importance':self.importance,'coord':(self.coord.lat,self.coord.lon),'name':self.name}
if t.points_native:
# use sorted list because this is used during merging of tiles
points_native = sorted_points_list(json.loads(t.points_native))
points_native.insert(point_dict)
t.points_native = json.dumps(points_native)
else:
points_native = [point_dict]
t.points_native = json.dumps(points_native)
t.put()
return tile_key_name
def update_importance(self, importance_new, gt_key_name=None, max_z=None):
"""updates importance of the point and the maximum zoom tile, other tiles are not updated"""
if not gt_key_name:
gt_key_name = GeoTree._GEO_TREE_KEY
if not max_z:
max_z = get_max_z(gt_key_name)
self.importance = importance_new
self.put()
x,y,z = lat_lon_to_tile(self.coord.lat, self.coord.lon, max_z)
tile_key_name = '%d,%d,%d,%s' % (x,y,z,gt_key_name)
t = Tile.get_by_key_name(tile_key_name)
if t:
if t.points_native:
points_native = json.loads(t.points_native)
self_key_name = self.key().name()
for p in points_native:
if p['key_name'] == self_key_name:
p['importance'] = importance_new
t.points_native = json.dumps(sorted_points_list(points_native))
break
t.put()
GeoTree.mark_tile_updated(tile_key_name, gt_key_name)
