[TINKERPOP-2795] Value modulator of the group step picks only a single element in some cases

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 3.6.0
• Component/s: process
• Assignee: Unassigned
• Reporter: Pradyumna
• Created: 06/Sep/22 08:17
• Updated: 13/Sep/22 14:09
• Resolved: 13/Sep/22 14:09

Description

As shown below, the value modulator of a group step ignores all but one record in some cases.

gremlin> g = TinkerFactory.createModern().traversal();
==>graphtraversalsource[tinkergraph[vertices:6 edges:6], standard]
gremlin> g.V().group().by('lang')
==>[java:[v[3],v[5]]]
gremlin> g.V().group().by('lang').by('name')
==>[java:[lop,ripple]]
gremlin> g.V().group().by('lang').by(valueMap('name'))
==>[java:[name:[ripple]]]
gremlin>