def test_stackmirror_raises_on_incompatible_tile_index():
mirror = StackMirror(IMAGE_BASE, 512, 512, TILE_SOURCE_TYPE, "png")
tile_idx = TileIndex(0, 0, 0, 0, 256, 256)
with pytest.raises(ValueError):
mirror.generate_url(tile_idx)
def test_stackmirror_formats_url(tile_source_type):
mirror = StackMirror(IMAGE_BASE, 256, 256, tile_source_type, "png")
tile_idx = TileIndex(0, 0, 0, 0, 256, 256)
response = mirror.generate_url(tile_idx)
assert not set("{}").issubset(response)