feat: add MLT decoding support

justfile

@@ -68,7 +68,7 @@ bless:
     set -euo pipefail
 
     echo "Blessing unit tests"
-    for target in restart clean-test bless-insta-martin bless-insta-martin-core bless-insta-martin-tile-utils bless-insta-mbtiles bless-frontend; do
+    for target in restart clean-test bless-insta bless-frontend; do
       echo "::group::just $target"
       {{quote(just_executable())}} $target
       echo "::endgroup::"
@@ -84,21 +84,8 @@ bless-frontend:
     npm run test:update-snapshots
 
 # Run integration tests and save its output as the new expected output
-bless-insta-martin *args:  (cargo-install 'cargo-insta')
-    cargo insta test --accept --all-targets --package martin {{args}}
-
-# Run integration tests and save its output as the new expected output
-bless-insta-martin-core *args:  (cargo-install 'cargo-insta')
-    cargo insta test --accept --all-targets --package martin-core {{args}}
-
-# Run integration tests and save its output as the new expected output
-bless-insta-martin-tile-utils *args:  (cargo-install 'cargo-insta')
-    cargo insta test --accept --all-targets --package martin-tile-utils {{args}}
-
-# Run integration tests and save its output as the new expected output
-bless-insta-mbtiles *args:  (cargo-install 'cargo-insta')
-    #rm -rf mbtiles/tests/snapshots
-    cargo insta test --accept --all-targets --package mbtiles {{args}}
+bless-insta *args:  (cargo-install 'cargo-insta')
+    cargo insta test --accept --all-targets --workspace {{args}}
 
 # Bless integration tests
 bless-int:

martin-tile-utils/Cargo.toml

@@ -19,6 +19,8 @@ homepage.workspace = true
 brotli.workspace = true
 flate2.workspace = true
 serde.workspace = true
+serde_json.workspace = true
+thiserror.workspace = true
 
 [dev-dependencies]
 approx.workspace = true

martin-tile-utils/src/decoders.rs

@@ -1,6 +1,6 @@
 use std::io::{Read as _, Write as _};
 
-use flate2::read::GzDecoder;
+use flate2::read::{GzDecoder, ZlibDecoder};
 use flate2::write::GzEncoder;
 
 pub fn decode_gzip(data: &[u8]) -> Result<Vec<u8>, std::io::Error> {
@@ -10,6 +10,13 @@ pub fn decode_gzip(data: &[u8]) -> Result<Vec<u8>, std::io::Error> {
     Ok(decompressed)
 }
 
+pub fn decode_zlib(data: &[u8]) -> Result<Vec<u8>, std::io::Error> {
+    let mut decoder = ZlibDecoder::new(data);
+    let mut decompressed = Vec::new();
+    decoder.read_to_end(&mut decompressed)?;
+    Ok(decompressed)
+}
+
 pub fn encode_gzip(data: &[u8]) -> Result<Vec<u8>, std::io::Error> {
     let mut encoder = GzEncoder::new(Vec::new(), flate2::Compression::default());
     encoder.write_all(data)?;