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feat(tests): Add EIP-8163 EXTENSION opcode test - #3454

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pdobacz wants to merge 1 commit into
ethereum:forks/amsterdamfrom
monad-developers:eips/bogota/eip-8163
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feat(tests): Add EIP-8163 EXTENSION opcode test#3454
pdobacz wants to merge 1 commit into
ethereum:forks/amsterdamfrom
monad-developers:eips/bogota/eip-8163

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@pdobacz

@pdobacz pdobacz commented Aug 26, 2026

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Description

Adds a minimal spec test for EIP-8163: Reserve EXTENSION (0xae) opcode. Test only confirms same execution as INVALID (0xfe) and jumpdest analysis neutrality.

There are 4 tests and 721 state_test test cases generated, if this is too much for a no-op spec change, LMK.

Related Issues or PRs

#3453

Checklist

  • Ran fast static checks to avoid CI fails, see Code Standards & Verifying Changes: just static
  • PR title has the form <type>(<area>): <title>, where <type> and <area> come from an appropriate C-<type>, respectively A-<area>, label. The title should match the target squash commit message.

Bogota placeholder fork and EXTENSION (0xae) in execution_testing, tests in tests/bogota/eip8163_extension.

Co-Authored-By: Claude Fable 5
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codecov Bot commented Aug 26, 2026

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Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 93.77%. Comparing base (2ce2191) to head (60fa8cb).
⚠️ Report is 6 commits behind head on forks/amsterdam.

Additional details and impacted files
@@               Coverage Diff                @@
##           forks/amsterdam    #3454   +/-   ##
================================================
  Coverage            93.77%   93.77%           
================================================
  Files                  624      624           
  Lines                36905    36905           
  Branches              3326     3326           
================================================
  Hits                 34606    34606           
  Misses                1597     1597           
  Partials               702      702           
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unittests 93.77% <ø> (ø)

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