test(tokenless): raise unit test coverage from 75% to 90%

src/tokenless/crates/tokenless-ccr/src/tests/store_tests.rs

@@ -13,3 +13,25 @@ fn stash_error_display() {
     let e = StashError::Backend("test error".to_string());
     assert!(format!("{}", e).contains("test error"));
 }
+
+#[test]
+fn default_trait_creates_working_store() {
+    let store = InMemoryStore::default();
+    assert!(store.is_empty());
+    let key = store.stash("payload").unwrap();
+    assert!(!store.is_empty());
+    let retrieved = store.retrieve(&key).unwrap();
+    assert_eq!(retrieved, Some("payload".to_string()));
+}
+
+#[cfg(feature = "sqlite")]
+#[test]
+fn stash_error_from_rusqlite() {
+    let rusqlite_err = rusqlite::Error::SqliteFailure(
+        rusqlite::ffi::Error::new(1),
+        Some("test error".to_string()),
+    );
+    let stash_err: StashError = StashError::from(rusqlite_err);
+    let msg = format!("{}", stash_err);
+    assert!(msg.contains("test error"));
+}

src/tokenless/crates/tokenless-cli/src/main.rs

@@ -399,8 +399,11 @@ fn open_stash_store(override_path: Option<&str>) -> Option<Arc<dyn StashStore>>
 
 fn run() -> Result<(), (String, i32)> {
     let cli = Cli::parse();
+    run_command(cli.command)
+}
 
-    match cli.command {
+fn run_command(command: Commands) -> Result<(), (String, i32)> {
+    match command {
         Commands::CompressSchema {
             file,
             batch,