add test for internal/errors/unit

[vankichi]

Signed-off-by: vankichi kyukawa315@gmail.com

Description:

I added the test for internal/errors/unit.go
grammar check has padded

Related Issue:

How Has This Been Tested?:

Environment:

• Go Version: 1.15.7
• Docker Version: 19.03.8
• Kubernetes Version: 1.18.2
• NGT Version: 1.13.1

Types of changes:

• Bug fix [type/bug]
• New feature [type/feature]
• Add tests [type/test]
• Security related changes [type/security]
• Add documents [type/documentation]
• Refactoring [type/refactoring]
• Update dependencies [type/dependency]
• Update benchmarks and performances [type/bench]
• Update CI [type/ci]

Changes to Core Features:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your core changes, as applicable?
• Have you successfully ran tests with your changes locally?

Checklist:

• I have read the CONTRIBUTING document.
• I have checked open Pull Requests for the similar feature or fixes?
• I have added tests and benchmarks to cover my changes.
• I have ensured all new and existing tests passed.
• I have commented my code, particularly in hard-to-understand areas
• I have updated the documentation accordingly.

[vankichi]

/format

[vdaas-ci]

[CHATOPS:HELP] ChatOps commands.

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• 💌 /changelog - add changelog comment
• 🍱 /format - format codes and add licenses
• ✅ /gen-test - generate test codes
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• ⏪ /rebase - rebase master
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[vdaas-ci]

[FORMAT] Updating license headers and formatting go codes triggered by vankichi.

[codecov]

Codecov Report

Merging #979 (7ef0b17) into master (9c8cace) will increase coverage by 0.10%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #979      +/-   ##
==========================================
+ Coverage   14.43%   14.53%   +0.10%     
==========================================
  Files         493      493              
  Lines       27967    27967              
==========================================
+ Hits         4036     4065      +29     
+ Misses      23684    23661      -23     
+ Partials      247      241       -6     

Impacted Files	Coverage Δ
internal/errors/unit.go	100.00% <ø> (+100.00%)	⬆️
internal/worker/queue.go	95.00% <0.00%> (-5.00%)	⬇️
internal/worker/worker.go	82.29% <0.00%> (ø)
internal/file/watch/watch.go	91.00% <0.00%> (+1.00%)	⬆️
internal/db/storage/blob/s3/reader/reader.go	94.56% <0.00%> (+31.52%)	⬆️

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[hlts2]

LGTM

[kevindiu]

LGTM

[kevindiu]

/rebase
/format
/approve

[vdaas-ci]

[REBASE] Rebase triggered by kevindiu for branch: test/internal/add-newtest-for-errors-unit

[vdaas-ci]

[FORMAT] Updating license headers and formatting go codes triggered by kevindiu.

[vdaas-ci]

[APPROVED] This PR is approved by kevindiu.