Asset Publisher filter by field doesn't work with multiple selection fields

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, 7.1.X, 7.2.X, Master
• Fix Version/s: 7.3.0 CE GA1, Master
• Component/s: Dynamic Data Mapping
• Labels:
  • es-ts
• Fix Priority: 3
• Sprint: Forms_7.3_15
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/83016

Steps to reproduce

1. Create a webcontent structure named "Str1"
2. Add a Select field with "multiple" setting enabled
3. Create a webcontent named "wc1" and select "option 1"
4. Create a webcontent named "wc2" and select both "option 1" and "option 2"
5. Create a Page named "Page1"
6. Add an Asset Publisher
7. Configure it to display only the webcontents of "Str1"
8. Add a "filter by field" and set "Select" field of "Str1" with "option 1" and "option 2" options selected
9. Save Asset Publisher configuration
10. Refresh "Page1" and check Asset Publisher:
    • Expected behavior: "wc2" webcontent is displayed
    • Wrong behavior: Both "wc1" and "wc2" webcontents are displayed