Split e2e test cases

[fgksgf]

Type of change:

Split e2e test cases to reduce overall time consumption.

What this PR does / why we need it:

Close #932

Pre-submission checklist:

• Did you explain what problem does this PR solve? Or what new features have been added?
• Have you added corresponding test cases?
• Have you modified the corresponding document?
• Is this PR backward compatible? If it is not backward compatible, please discuss on the mailing list first

[codecov-commenter]

Codecov Report

Merging #949 (a488402) into master (de33d05) will decrease coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #949      +/-   ##
==========================================
- Coverage   31.76%   31.75%   -0.01%     
==========================================
  Files          73       72       -1     
  Lines        7936     7935       -1     
==========================================
- Hits         2521     2520       -1     
  Misses       5139     5139              
  Partials      276      276              

Impacted Files	Coverage Δ
test/e2e/e2e.go

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[tao12345666333]

LGTM! Thanks!!! The CI time cut in half

[tao12345666333]

Thanks!
LGTM

[tao12345666333]

Since #942 was recently merged, are you free to help resolve the conflict? @fgksgf

[fgksgf]

Since #942 was recently merged, are you free to help resolve the conflict? @fgksgf

No problem.