[Test] e2e for Crawler node

[biancode]

Background

Reliable e2e tests will help to ensure robustness and reliability for Crawler Node.

• https://github.com/BiancoRoyal/node-red-contrib-iiot-opcua/blob/master/test/e2e/opcua-iiot-crawler-e2e.test.js

Tasks

• [ ] Ensure examples for Crawler Node works
  • [ ] import example(s) into workspace
  • [ ] manually test examples, particularly
  • [ ] regular crawl
  • [ ] browse to crawl
  • [ ] crawler to read
  • [ ] crawler to listener
  • [ ] crawler to listener group
• [ ] Fix test infrastructure: test are currently green, however actual nodes do not work/have bugs
  • [ ] determine root cause why test is green even though node is broken
  • [ ] possibly: test data in payload, not in msg, or vice versa
• [ ] create/ensure test cases are available and working for:
  • [ ] regular crawl
  • [ ] browse to crawl
  • [ ] crawler to read
  • [ ] crawler to listener
  • [ ] crawler to listener group

[github-actions[bot]]

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