test: add e2e tests for static.directory option

[snitin315]

• This is a bugfix
• This is a feature
• This is a code refactor
• This is a test update
• This is a docs update
• This is a metadata update

For Bugs and Features; did you add new tests?

Rewrite tests.

Motivation / Use-Case

add e2e tests for static.directory option.

Breaking Changes

None

Additional Info

No

[codecov]

Codecov Report

Merging #3802 (acdb3e3) into master (a343cd7) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #3802   +/-   ##
=======================================
  Coverage   92.88%   92.88%           
=======================================
  Files          14       14           
  Lines        1321     1321           
  Branches      463      463           
=======================================
  Hits         1227     1227           
  Misses         87       87           
  Partials        7        7           

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