Add tests for file writers

- Add support in the test app for comparing files.
- Add reference image files
- Fix a bug in JpegWriter, when writing 1-bit images

Author: patrickfournier

CHANGELOG.md

@@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 
 - Ability to update the presets.
+- Tests for the image writers.
 
 ### Changed
 
@@ -23,6 +24,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Cancel Scans button from the scan list section now can cancel the preview scan.
 - PNG writer is now working.
 - Various crashes with the SANE test backend have been fixed.
+- Fixed a bug when writing 1-bit image to JPEG file.
 
 
 ## [0.1.0] - 2025-05-24

build-aux/appimage/build_appimage.sh

@@ -40,6 +40,7 @@ meson install --destdir ../"${app_dir}"
 
 cd ../"${app_dir}" || exit
 rm -f usr/bin/gorfector-tests
+rm -rf usr/share/com.patrickfournier.gorfector/Tests
 mv usr/share/metainfo/com.patrickfournier.gorfector.metainfo.xml usr/share/metainfo/com.patrickfournier.gorfector.appdata.xml
 
 cd ..