Fix non-idempotent test.

Also add more info to an Exception.

Author: sherfert

cypher-shell/src/integration-test/java/org/neo4j/shell/commands/CypherShellVerboseIntegrationTest.java

@@ -190,6 +190,13 @@ public void cypherWithOrder() throws CommandException {
         String serverVersion = shell.getServerVersion();
         assumeThat( version(serverVersion), greaterThanOrEqualTo(version("3.6")));
 
+        // Make sure we are creating a new NEW index
+        try {
+            shell.execute( "DROP INDEX ON :Person(age)" );
+        } catch ( Exception e ) {
+            // ignore if the index didn't exist
+        }
+
         shell.execute( "CREATE INDEX ON :Person(age)" );
         shell.execute( "CALL db.awaitIndexes()" );
 

cypher-shell/src/test/java/org/neo4j/shell/test/bolt/FakeResult.java

@@ -112,7 +112,7 @@ static FakeResult parseStatement(@Nonnull final String statement) {
                 return statementResult;
             }
         }
-        throw new IllegalArgumentException("No idea how to parse this statement");
+        throw new IllegalArgumentException("No idea how to parse this statement: " + statement);
     }
 
     private static boolean isPing( @Nonnull String statement )