Fix panic in unit tests

log/log.go

@@ -40,12 +40,18 @@ func Request(next http.Handler, logger log.Logger) http.Handler {
 	})
 }
 
-// Get returns the logger for the given HTTP request. It panics if r has no logger
+// Get returns the logger for the given HTTP request. It will return a logger that discards all writes if r does not have a logger in its context.
 func Get(r *http.Request) log.Logger {
 	return GetContext(r.Context())
 }
 
-// GetContext returns the logger for the given context. If ctx has no logger, it panics
+// GetContext returns the logger for the given context. If ctx has no logger, it returns
+// a logger that will discard all logged events.
 func GetContext(ctx context.Context) log.Logger {
-	return ctx.Value(contextKey("logger")).(log.Logger)
+	val := ctx.Value(contextKey("logger"))
+	if val == nil {
+		val = log.NewNopLogger()
+	}
+
+	return val.(log.Logger)
 }