Fix end to end test

Author: jpraynaud

mithril-aggregator/src/multi_signer.rs

@@ -185,9 +185,11 @@ impl MultiSigner for MultiSignerImpl {
 
     /// Update current message
     fn update_current_message(&mut self, message: Bytes) -> Result<(), ProtocolError> {
+        if self.current_message.clone() != Some(message.clone()) {
+            self.multi_signature = None;
+            self.single_signatures.drain();
+        }
         self.current_message = Some(message);
-        self.multi_signature = None;
-        self.single_signatures.drain();
         Ok(())
     }
 

mithril-test-lab/mithril-end-to-end/src/Mithril/Aggregator.hs

@@ -38,7 +38,8 @@ data Certificate = Certificate
     digest :: Text,
     started_at :: UTCTime,
     completed_at :: UTCTime,
-    participants :: [SignerWithStake],
+    signers :: [SignerWithStake],
+    aggregate_verification_key :: Text,
     multisignature :: Text
   }
   deriving (Eq, Show, Generic, ToJSON, FromJSON)

mithril-test-lab/mithril-end-to-end/test/Test/EndToEndSpec.hs

@@ -20,7 +20,7 @@ import Hydra.Prelude
 import Logging (ClusterLog (..))
 import Mithril.Aggregator
   ( Aggregator (..),
-    Certificate (Certificate, participants),
+    Certificate (Certificate, signers),
     CertificatePending (CertificatePending, beacon),
     digestOf,
     withAggregator,
@@ -76,8 +76,8 @@ assertSignerIsSigningSnapshot _signer aggregatorPort digest = go 10
         200 -> do
           let body = getResponseBody response
           case eitherDecode body of
-            Right Certificate {participants} ->
-              length participants `shouldBe` 1 -- FIXME: should be the number of registered signers but currently hardcoded
+            Right Certificate {signers} ->
+              length signers `shouldBe` 1 -- FIXME: should be the number of registered signers but currently hardcoded
             Left err -> failure $ "invalid certificate body : " <> show err <> ", raw body: '" <> show body <> "'"
         other -> failure $ "unexpected status code: " <> show other