Add tests for history/execution/history_builder.go

[natemort]

What changed?

• Add additional test cases to history_builder_test.go

Why?

• Increase test coverage

How did you test it?

• Unit tests

Potential risks

Release notes

Documentation Changes

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 64.30%. Comparing base (abfa99b) to head (5801149).
Report is 7 commits behind head on master.

Additional details and impacted files

see 9 files with indirect coverage changes

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update abfa99b...5801149. Read the comment docs.

[coveralls]

Pull Request Test Coverage Report for Build 018f54b0-d20e-4c2b-a5f5-7a012ae80431

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 59 unchanged lines in 10 files lost coverage.
• Overall coverage increased (+0.002%) to 68.19%

---

Files with Coverage Reduction	New Missed Lines	%
common/task/weighted_round_robin_task_scheduler.go	2	89.05%
service/frontend/api/handler.go	2	62.26%
service/history/execution/mutable_state_util.go	2	78.52%
common/membership/hashring.go	2	84.69%
service/history/task/fetcher.go	3	86.6%
common/archiver/filestore/historyArchiver.go	4	80.95%
service/matching/taskListManager.go	5	80.4%
service/frontend/wrappers/metered/metered.go	9	63.18%
service/history/task/transfer_standby_task_executor.go	10	86.21%
service/history/task/task_util.go	20	70.57%

Totals
Change from base Build 018f54af-1427-4fbc-bc5d-7b9472685578:	0.002%
Covered Lines:	100165
Relevant Lines:	146892

---

💛 - Coveralls