Merge pull request #186 from qorix-group/arkjedrz_fix-broken-examples

impl: broken examples bugfix

Author: qor-lb

src/rust/rust_kvs/examples/basic.rs

@@ -17,11 +17,7 @@ fn main() -> Result<(), ErrorCode> {
 
     {
         // Build KVS instance for given instance ID and temporary directory.
-        // `kvs_load` is explicitly set to `KvsLoad::Optional`, but this is the default value.
-        // KVS files are not required.
-        let builder = KvsBuilder::new(instance_id)
-            .dir(dir_string.clone())
-            .kvs_load(KvsLoad::Optional);
+        let builder = KvsBuilder::new(instance_id).dir(dir_string.clone());
         let kvs = builder.build()?;
 
         println!("-> `set_value` usage");
@@ -63,10 +59,7 @@ fn main() -> Result<(), ErrorCode> {
 
     {
         // Build KVS instance for given instance ID and temporary directory.
-        // `kvs_load` is set to `KvsLoad::Required` - KVS files must already exist from previous KVS instance.
-        let builder = KvsBuilder::new(instance_id)
-            .dir(dir_string)
-            .kvs_load(KvsLoad::Required);
+        let builder = KvsBuilder::new(instance_id).dir(dir_string);
         let kvs = builder.build()?;
 
         // `get_value` usage - print all existing keys with their values.

src/rust/rust_kvs/examples/defaults.rs

@@ -10,9 +10,10 @@ use tinyjson::JsonValue;
 
 /// Utility function for creating file containing default values.
 fn create_defaults_file(dir_path: PathBuf, instance_id: InstanceId) -> Result<(), ErrorCode> {
-    // Path to expected defaults file.
-    // E.g., `/tmp/xyz/kvs_0_default.json`.
+    // Path to expected defaults files.
+    // E.g., `/tmp/xyz/kvs_0_default.json`, `/tmp/xyz/kvs_0_default.hash`.
     let defaults_file_path = dir_path.join(format!("kvs_{instance_id}_default.json"));
+    let defaults_hash_file_path = dir_path.join(format!("kvs_{instance_id}_default.hash"));
 
     // Create defaults.
     // `KvsValue` is converted to `JsonValue` to ensure types are tagged.
@@ -27,6 +28,10 @@ fn create_defaults_file(dir_path: PathBuf, instance_id: InstanceId) -> Result<()
     let json_str = json_value.stringify()?;
     std::fs::write(&defaults_file_path, &json_str)?;
 
+    // Generate hash and save to hash file.
+    let hash = adler32::RollingAdler32::from_buffer(json_str.as_bytes()).hash();
+    std::fs::write(defaults_hash_file_path, hash.to_be_bytes())?;
+
     Ok(())
 }