{
     TestRecord<String, String> record = new TestRecord<>(KEY, value, Instant.ofEpochSecond(second));
     log.info(
-        "Sending  LEFT  @ {}: {}={}",
+        "Sending  LEFT  @ {}: {} = {}",
         record.getRecordTime().toEpochMilli(),
         record.key(),
         record.value());
   {
     TestRecord<String, String> record = new TestRecord<>(KEY, value, Instant.ofEpochSecond(second));
     log.info(
-        "Sending  RIGHT @ {}: {}={}",
+        "Sending  RIGHT @ {}: {} = {}",
         record.getRecordTime().toEpochMilli(),
         record.key(),
         record.value());
         .readRecordsToList()
         .stream()
         .peek(record -> log.info(
-            "Received join  @ {}: {}={}",
+            "Received join  @ {}: {} = {}",
             record.getRecordTime().toEpochMilli(),
             record.key(),
             record.value()))