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"""Tests for fix of #1504"""
import rasterio
def test_overview_levels(path_cogeo_tif):
"""With sharing turned off, problem noted in #1504 vanishes"""
olevel = 0
with rasterio.open(path_cogeo_tif, overview_level=olevel) as src:
assert src.shape == (512, 512)
olevel = 1
with rasterio.open(path_cogeo_tif, sharing=False, overview_level=olevel) as src:
assert src.shape == (256, 256)
olevel = 2
with rasterio.open(path_cogeo_tif, sharing=False, overview_level=olevel) as src:
assert src.shape == (128, 128)
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