Fix errors in unit test
diff --git a/graphql/cxs-impl/src/main/java/org/apache/unomi/graphql/schema/PropertyNameTranslator.java b/graphql/cxs-impl/src/main/java/org/apache/unomi/graphql/schema/PropertyNameTranslator.java
index f0cc684..2a96070 100644
--- a/graphql/cxs-impl/src/main/java/org/apache/unomi/graphql/schema/PropertyNameTranslator.java
+++ b/graphql/cxs-impl/src/main/java/org/apache/unomi/graphql/schema/PropertyNameTranslator.java
@@ -19,11 +19,11 @@
 public class PropertyNameTranslator {
 
     public static String translateFromUnomiToGraphQL(final String propertyName) {
-        return propertyName.replaceAll(":", "__COLON__");
+        return propertyName.replaceAll(":", "__COLON__").replaceAll("-", "__DASH__");
     }
 
     public static String translateFromGraphQLToUnomi(final String propertyName) {
-        return propertyName.replaceAll("__COLON__", ":");
+        return propertyName.replaceAll("__DASH__", "-").replaceAll("__COLON__", ":");
     }
 
 }