test: capture legacy battle parity fixtures

hwe/process_war.php

@@ -40,6 +40,25 @@ function processWar(string $warSeed, General $attackerGeneral, array $rawAttacke
     $defenderCityGeneralIDList = $db->queryFirstColumn('SELECT no FROM general WHERE nation=%i AND city=%i AND nation!=0', $city->getVar('nation'), $city->getVar('city'));
     $defenderCityGeneralList = General::createObjListFromDB($defenderCityGeneralIDList, null);
 
+    $captureBattleFixture =
+        PHP_SAPI === 'cli'
+        && getenv('REF_DETERMINISTIC_INSTALL_ENABLED') === '1'
+        && getenv('REF_BATTLE_FIXTURE_TRACE') === '1';
+    if ($captureBattleFixture) {
+        require_once __DIR__ . '/compare/battle_fixture_capture.php';
+        fwrite(STDOUT, 'AI_WAR_FIXTURE_REF ' . Json::encode(comparisonBuildBattleFixture(
+            $warSeed,
+            (int)$year,
+            (int)$month,
+            (int)$startYear,
+            $attackerGeneral,
+            $rawAttackerNation,
+            $defenderCityGeneralList,
+            $rawDefenderCity,
+            $rawDefenderNation,
+        )) . "\n");
+    }
+
     /** @var WarUnit[] */
     $defenderList = [];
     $defenderCandidateTrace = [];