paleolimbot commented on code in PR #594:
URL: https://github.com/apache/sedona-db/pull/594#discussion_r2788974872
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rust/sedona-testing/src/rasters.rs:
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@@ -149,6 +149,39 @@ pub fn generate_tiled_rasters(
Ok(raster_builder.finish()?)
}
+/// Builds a 1x1 single-band raster with a non-invertible geotransform (zero
scales and skews).
+/// Useful for testing error handling of inverse affine transforms.
+pub fn build_noninvertible_raster() -> StructArray {
+ let mut builder = RasterBuilder::new(1);
+ let metadata = RasterMetadata {
+ width: 1,
+ height: 1,
+ upperleft_x: 0.0,
+ upperleft_y: 0.0,
+ scale_x: 0.0,
+ scale_y: 0.0,
+ skew_x: 0.0,
+ skew_y: 0.0,
+ };
+ let crs = lnglat().unwrap().to_crs_string();
+ builder
+ .start_raster(&metadata, Some(&crs))
+ .expect("start raster");
+ builder
+ .start_band(BandMetadata {
+ datatype: BandDataType::UInt8,
+ nodata_value: None,
+ storage_type: StorageType::InDb,
+ outdb_url: None,
+ outdb_band_id: None,
+ })
+ .expect("start band");
+ builder.band_data_writer().append_value([0u8]);
+ builder.finish_band().expect("finish band");
+ builder.finish_raster().expect("finish raster");
+ builder.finish().expect("finish")
+}
Review Comment:
All the other test data builders unwrap in place so I think this is OK.
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