test(pkg/common/config): pkg/common/config test coverage

[rogerogers]

What type of PR is this?

test: pkg/common/config test coverage increased from 48.4% to 100%

Check the PR title.

• This PR title match the format: <type>(optional scope): <description>
• The description of this PR title is user-oriented and clear enough for others to understand.

(Optional) Translate the PR title into Chinese.

(Optional) More detail description for this PR(en: English/zh: Chinese).

en: pkg/common/config test coverage
zh(optional): 增加pkg/common/config包测试覆盖率

Which issue(s) this PR fixes:

part of #257

[li-jin-gou]

thanks

[codecov]

Codecov Report

Base: 59.27% // Head: 59.96% // Increases project coverage by +0.68% 🎉

Coverage data is based on head (2bb2f5e) compared to base (ac34fef).
Patch has no changes to coverable lines.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #267      +/-   ##
===========================================
+ Coverage    59.27%   59.96%   +0.68%     
===========================================
  Files           79       79              
  Lines         8150     8150              
===========================================
+ Hits          4831     4887      +56     
+ Misses        2966     2910      -56     
  Partials       353      353              

Impacted Files	Coverage Δ
pkg/common/compress/compress.go	83.80% <0.00%> (+2.85%)	⬆️
pkg/common/config/request_option.go	100.00% <0.00%> (+23.52%)	⬆️
pkg/common/config/option.go	100.00% <0.00%> (+100.00%)	⬆️
pkg/common/config/client_option.go	100.00% <0.00%> (+100.00%)	⬆️

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[welkeyever]

最好是能贴一个增加单侧后的覆盖率哈

[rogerogers]

最好是能贴一个增加单侧后的覆盖率哈

修改到描述里了。

[welkeyever]

Thanks！lgtm