def test_roundtrip():
zoom_level = 18
t = Tile.from_tms(139423, 171197, zoom_level)
minx, maxy = t.bounds[0].pixels(zoom_level)
maxx, miny = t.bounds[1].pixels(zoom_level)
p = Point.from_pixel(maxx, maxy, zoom=zoom_level)
mx, my = p.meters
t2 = Tile.for_meters(mx, my, zoom_level)
assert t.quad_tree == t2.quad_tree
def test_for_meters_chicago(chicago_pixel, chicago_zoom, chicago_tms):
pixel_x, pixel_y = chicago_pixel
point = Point.from_pixel(pixel_x=pixel_x,
pixel_y=pixel_y,
zoom=chicago_zoom)
meter_x, meter_y = point.meters
tile = Tile.for_meters(meter_x=meter_x, meter_y=meter_y, zoom=chicago_zoom)
assert tile.tms == chicago_tms
