test:add container get test

[Dewey-Ding]

Signed-off-by: Dewey-Ding [email protected]

Ⅰ. Describe what this PR did

add container get test

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how you did it

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[codecov-io]

Codecov Report

Merging #1037 into master will increase coverage by 0.09%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master    #1037      +/-   ##
==========================================
+ Coverage   15.18%   15.27%   +0.09%     
==========================================
  Files         135      136       +1     
  Lines        8483     8483              
==========================================
+ Hits         1288     1296       +8     
+ Misses       7094     7086       -8     
  Partials      101      101

Impacted Files	Coverage Δ
client/container.go	0% <ø> (ø)	⬆️
client/container_get.go	100% <100%> (ø)

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[pouchrobot]

ping @Dewey-Ding

CI fails according integration system.
Please refer to the CI failure Details button to corresponding test, and update your PR to pass CI.

If this is flaky test, welcome to track this with profiling an issue.

build url: https://travis-ci.org/alibaba/pouch/builds/361213157
build duration: 1639s

[allencloud]

LGTM