Feature test assert batch

[doublnt]

You need to complete

• [x] unit tests and/or feature tests
• [ ] documentation is changed or added

[codecov-io]

Codecov Report

Merging #220 into master will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #220   +/-   ##
=======================================
  Coverage   95.54%   95.54%           
=======================================
  Files          65       65           
  Lines        3118     3118           
  Branches      291      291           
=======================================
  Hits         2979     2979           
- Misses         84       86    +2     
+ Partials       55       53    -2

Flag	Coverage Δ
#unittest	95.54% <ø> (ø)	:arrow_up:

Impacted Files	Coverage Δ
...dk-core/Auth/InstanceProfileCredentialsProvider.cs	92.5% <0%> (-7.5%)	:arrow_down:
aliyun-net-sdk-core/DefaultAcsClient.cs	88.58% <0%> (+0.9%)	:arrow_up:

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