refactor: rename Checksum to Label

Label is a clearer and more accurate name for the type now that it is
not just a checksum.

Also, serialize a Label in tests, rather than using string literals.
This is more correct, and we'll be changing serialization later.

Sponsored-by: author

1 files changed, 2 insertions, 2 deletions

diff --git a/src/client.rs b/src/client.rs
index 563921d..d8bf262 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -1,6 +1,5 @@
 //! Client to the Obnam server HTTP API.
 
-use crate::checksummer::Checksum;
 use crate::chunk::{
     ClientTrust, ClientTrustError, DataChunk, GenerationChunk, GenerationChunkError,
 };
@@ -10,6 +9,7 @@ use crate::cipher::{CipherEngine, CipherError};
 use crate::config::{ClientConfig, ClientConfigError};
 use crate::generation::{FinishedGeneration, GenId, LocalGeneration, LocalGenerationError};
 use crate::genlist::GenerationList;
+use crate::label::Label;
 
 use log::{debug, error, info};
 use reqwest::header::HeaderMap;
@@ -196,7 +196,7 @@ impl BackupClient {
     }
 
     async fn find_client_trusts(&self) -> Result<Vec<ChunkId>, ClientError> {
-        let label = format!("{}", Checksum::literal("client-trust"));
+        let label = format!("{}", Label::literal("client-trust"));
         let body = match self.get("", &[("label", &label)]).await {
             Ok((_, body)) => body,
             Err(err) => return Err(err),