feat: expose expected directives for e2e test

[fionera]

Closes #1006

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.17%. Comparing base (4ff1f76) to head (763d300).
Report is 17 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1012      +/-   ##
==========================================
+ Coverage   82.72%   83.17%   +0.45%     
==========================================
  Files         162      162              
  Lines        9080     7553    -1527     
==========================================
- Hits         7511     6282    -1229     
+ Misses       1319     1023     -296     
+ Partials      250      248       -2     

Flag	Coverage Δ
default	83.17% <ø> (+5.33%)	⬆️
examples	83.17% <ø> (+56.74%)	⬆️
ftw	83.17% <ø> (+35.80%)	⬆️
ftw-multiphase	83.17% <ø> (+33.62%)	⬆️
tinygo	83.17% <ø> (+7.76%)	⬆️

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[M4tteoP]

LGTM, thanks!