Cherry-pick #24107 to 7.x: Add unit tests for harvester.go of input-logfile package #24605
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Cherry-pick of PR #24107 to 7.x branch. Original message:
What does this PR do?
This PR adds unit tests for
readerGroup
anddefaultHarvesterGroup
of thefilestream
input.It also creates a separate error for if a Harvester is already running for a source.
Why is it important?
Test coverage for
harvester.go
is increased from 0% to 98.4%.Overall coverage of
github.com/elastic/beats/v7/filebeat/input/filestream/internal/input-logfile
is increased from 47.4% to 64.8%.Checklist
- [ ] I have made corresponding changes to the documentation- [ ] I have made corresponding change to the default configuration files- [ ] I have added an entry inCHANGELOG.next.asciidoc
orCHANGELOG-developer.next.asciidoc
.