def test_warp_no_reproject_res(runner, tmpdir):
    srcname = 'tests/data/shade.tif'
    outputname = str(tmpdir.join('test.tif'))
    result = runner.invoke(warp.warp, [srcname, outputname,
                                       '--res', 30])
    assert result.exit_code == 0
    assert os.path.exists(outputname)

    with rasterio.open(srcname) as src:
        with rasterio.open(outputname) as output:
            assert output.crs == src.crs
            assert numpy.allclose([30, 30], [output.affine.a, -output.affine.e])
            assert output.width == 327
            assert output.height == 327
dataset/ETHPy150Open mapbox/rasterio/tests/test_rio_warp.py/test_warp_no_reproject_res/original