[SPARK-30984] Add UI test for Structured Streaming UI

• Type: Test
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Component/s: Structured Streaming
• Assignee: Shixiong Zhu
• Reporter: Shixiong Zhu
• Created: 28/Feb/20 08:01
• Updated: 04/Mar/20 06:20
• Resolved: 04/Mar/20 06:20

Description

It's better to add some basic UI test for Structured Streaming UI.

Issue Links

• links to: GitHub Pull Request #27732