test: handle FIPS-on-by-default in cipher/hash cache test

Capture initialFips state and explicitly disable FIPS before recording
the baseline algorithm lists, so the test works correctly on systems
where FIPS is enabled by default. Restore the original state on exit.

Signed-off-by: srikanth-karthi <[email protected]>

Author: srikanth-karthi

test/parallel/test-crypto-ciphers-hashes-fips-cache.js

@@ -18,7 +18,13 @@ if (!testFipsCrypto())
 const assert = require('assert');
 const { getCiphers, getHashes, setFips, getFips } = require('crypto');
 
-// Record the full lists available when FIPS is off.
+const initialFips = getFips();
+
+// Ensure FIPS is off so we can capture the full algorithm lists as a baseline,
+// regardless of whether the system has FIPS on by default.
+if (initialFips)
+  setFips(false);
+
 const ciphersWithoutFips = getCiphers();
 const hashesWithoutFips = getHashes();
 
@@ -60,7 +66,7 @@ for (const hash of hashesWithFips) {
   );
 }
 
-// Restore; the cache must be evicted again so the full lists come back.
+// Turn FIPS back off; the cache must be evicted so the full lists come back.
 setFips(false);
 assert.strictEqual(getFips(), 0);
 
@@ -74,3 +80,7 @@ assert.deepStrictEqual(
   hashesWithoutFips,
   'getHashes() should match pre-FIPS list after setFips(false)'
 );
+
+// Restore the original FIPS state.
+if (initialFips)
+  setFips(true);