mirror of
https://github.com/rasterio/rasterio.git
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1b5f96d6e5
add additional monkeypatch
skip on windows for now, unclear what intent of test is
removed third slash that is the anchor ('/') on posix but would be 'C' on windows
make ParsedPath.from_uri consistent with as_posix usage in init
fix tests
72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
"""High level tests for Rasterio's ``GDALDataset`` abstractions."""
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from pathlib import Path
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try:
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from unittest.mock import MagicMock
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except ImportError:
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from mock import MagicMock
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import pytest
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import rasterio
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from rasterio.enums import Compression
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from rasterio.errors import RasterioIOError, DatasetAttributeError
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from rasterio.transform import Affine
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def test_files(data):
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tif = Path(data).joinpath('RGB.byte.tif')
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aux = tif.parent.joinpath(tif.name + '.aux.xml')
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with open(aux, 'w'):
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pass
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with rasterio.open(tif) as src:
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assert src.files == [tif.as_posix(), aux.as_posix()]
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def test_handle_closed(path_rgb_byte_tif):
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"""Code that calls ``DatasetBase.handle()`` after it has been closed
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should raise an exception.
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"""
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with rasterio.open(path_rgb_byte_tif) as src:
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pass
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with pytest.raises(RasterioIOError):
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src.files
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@pytest.mark.parametrize('tag_value', [item.value for item in Compression])
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def test_dataset_compression(path_rgb_byte_tif, tag_value):
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"""Compression is found from tags"""
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with rasterio.open(path_rgb_byte_tif) as dataset:
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dataset.tags = MagicMock()
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dataset.tags.return_value = {'COMPRESSION': tag_value}
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assert dataset.compression == Compression(tag_value)
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def test_untiled_dataset_blocksize(tmpdir):
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"""Blocksize is not relevant to untiled datasets (see #1689)"""
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tmpfile = str(tmpdir.join("test.tif"))
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with rasterio.open(
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tmpfile, "w", driver="GTiff", count=1, height=13, width=23, dtype="uint8", crs="epsg:3857",
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transform=Affine.identity(), blockxsize=64, blockysize=64) as dataset:
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pass
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with rasterio.open(tmpfile) as dataset:
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assert not dataset.profile["tiled"]
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assert dataset.shape == (13, 23)
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assert dataset.block_shapes == [(13, 23)]
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def test_dataset_readonly_attributes(path_rgb_byte_tif):
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"""Attempts to set read-only attributes fail with DatasetAttributeError"""
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with pytest.raises(DatasetAttributeError):
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with rasterio.open(path_rgb_byte_tif) as dataset:
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dataset.crs = "foo"
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def test_dataset_readonly_attributes(path_rgb_byte_tif):
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"""Attempts to set read-only attributes still fail with NotImplementedError"""
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with pytest.raises(NotImplementedError):
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with rasterio.open(path_rgb_byte_tif) as dataset:
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dataset.crs = "foo"
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