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Fix failing test tests/fixtures-twig/tests/defined_for_macros.twig#3

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Fix failing test tests/fixtures-twig/tests/defined_for_macros.twig#3
NoNoNo wants to merge 1 commit into
nette:masterfrom
NoNoNo:fix-tests-20260318

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@NoNoNo NoNoNo commented Mar 18, 2026

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Normalize __internal_* hashes in TwigTest comparisons

Summary

The TwigTest was failing because the __internal_* hash values generated in Parser.php are non-deterministic. The hash is generated using a combination of method name, source code, and a salt counter that varies between runs/environments.

Running composer tester:

tests/fixtures-twig/tests/defined_for_macros.twig
Failed: '...sts($macros[__internal_b0042e2994606d17953b10bae1bd357c2317845d7972...' should match
    ... '...sts($macros[__internal_c2d9f9a9e8b868d6b479e868d58395d8cbc54944fb9a...'

diff tests/output/TwigTest.expected tests/output/TwigTest.actual

in latte-tools/tests/TwigTest.php(19) Assert::match($expected, $res);

Root Cause

In src/Twiggy/Parser.php:55:

return sprintf('__internal_%s', hash('sha256', __METHOD__ . $this->stream->getSourceContext()->getCode() . $this->varNameSalt++));

This produces different 64-character SHA256 hashes on each run, causing test failures when comparing against expected output files.

Fix

Modified tests/TwigTest.php to normalize __internal_* hashes by replacing them with a consistent __internal_* placeholder before comparison using regex.

This approach is commonly used for non-deterministic values (similar to handling timestamps or random values) and makes tests resilient to environment changes while still validating the conversion logic.

tests/fixtures-twig/tests/defined_for_macros.twig
Failed: '...sts($macros[__internal_b0042e2994606d17953b10bae1bd357c2317845d7972...' should match
    ... '...sts($macros[__internal_c2d9f9a9e8b868d6b479e868d58395d8cbc54944fb9a...'

diff tests/output/TwigTest.expected tests/output/TwigTest.actual

in latte-tools/tests/TwigTest.php(19) Assert::match($expected, $res);

The TwigTest was failing because the `__internal_*` hash values generated in
`Parser.php` are non-deterministic. The hash is generated using a combination of
method name, source code, and a salt counter that varies between runs/environments.
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