Added tests for DeleteTaskList

[jakobht]

What changed?
Added tests for DeleteTaskList

Why?
Increase coverage

How did you test it?

Potential risks

Release notes

Documentation Changes

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 67.85%. Comparing base (fc6fae5) to head (eba682d).
Report is 1 commits behind head on master.

Additional details and impacted files

see 3 files with indirect coverage changes

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[coveralls]

Pull Request Test Coverage Report for Build 018faa48-8605-4901-8174-ab4561d016bb

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 61 unchanged lines in 12 files lost coverage.
• Overall coverage decreased (-0.02%) to 69.453%

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Files with Coverage Reduction	New Missed Lines	%
common/task/weighted_round_robin_task_scheduler.go	1	88.06%
common/persistence/sql/sqlplugin/postgres/task.go	2	73.4%
common/cache/lru.go	2	92.89%
common/task/fifo_task_scheduler.go	2	85.57%
service/history/task/task.go	3	84.81%
host/taskpoller.go	3	71.94%
service/history/task/timer_standby_task_executor.go	3	85.63%
service/matching/tasklist/matcher.go	4	88.66%
service/history/execution/cache.go	6	74.61%
service/matching/tasklist/task_reader.go	6	76.39%

Totals
Change from base Build 018faa32-b340-4d4c-9d15-d23300db95c8:	-0.02%
Covered Lines:	102386
Relevant Lines:	147418

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💛 - Coveralls