71 lines
3.6 KiB
PHP
71 lines
3.6 KiB
PHP
<?php
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// Validates the server-side engine (includes/engine.php) against the values
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// recalculated by Microsoft Excel (tests/excel-fixtures.json), using the
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// parameters stored in MySQL. Same checks and tolerances as tests/validate.js.
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// php tests/validate_engine.php
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declare(strict_types=1);
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if (PHP_SAPI !== 'cli') {
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http_response_code(404);
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exit;
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}
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require __DIR__ . '/../includes/params.php';
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require __DIR__ . '/../includes/engine.php';
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$fixtures = json_decode(preg_replace('/^\xEF\xBB\xBF/', '', (string)file_get_contents(__DIR__ . '/excel-fixtures.json')), true);
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$params = load_params_db();
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$rateFields = ['equiv', 'rateGiro', 'rateSimanja', 'rateSimpeda', 'rateDeposito', 'totalRateGiro', 'totalRateSimanja', 'totalRateSimpeda', 'shareNasabah', 'shareBank'];
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function engine_view(array $r): array
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{
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$by = array_column($r['comparison'], null, 'key');
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$ok = $r['eligible'];
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$pr = $r['products'];
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return [
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'cashbackGross' => $ok ? $r['cashback']['gross'] : null, 'cashbackNet' => $ok ? $r['cashback']['net'] : null,
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'giroNet' => $pr['giro']['bungaNet'], 'simanjaNet' => $pr['simanja']['bungaNet'], 'simpedaNet' => $pr['simpeda']['bungaNet'],
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'depositoNet' => $r['deposito']['net'], 'depositoGross' => $r['deposito']['gross'], 'rateDeposito' => $r['deposito']['rate'],
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'totalGiro' => $ok ? $by['giro']['total'] : null, 'totalSimanja' => $ok ? $by['simanja']['total'] : null, 'totalSimpeda' => $ok ? $by['simpeda']['total'] : null,
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'totalDeposito' => $r['deposito']['net'],
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'rateGiro' => $pr['giro']['rate'], 'rateSimanja' => $pr['simanja']['rate'], 'rateSimpeda' => $pr['simpeda']['rate'],
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'equiv' => $ok ? $r['cashback']['equiv'] : null,
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'totalRateGiro' => $ok ? $by['giro']['totalRate'] : null, 'totalRateSimanja' => $ok ? $by['simanja']['totalRate'] : null, 'totalRateSimpeda' => $ok ? $by['simpeda']['totalRate'] : null,
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'penaltyRefund' => $ok ? $r['penalty']['refund'] : null, 'penaltyTax' => $ok ? $r['penalty']['tax'] : null,
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'penaltyFee' => $ok ? $r['penalty']['fee'] : null, 'penaltyTotal' => $ok ? $r['penalty']['total'] : null,
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'shareNasabah' => $ok ? $r['share'] : null, 'shareBank' => $ok ? $r['shareBank'] : null,
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'income' => $r['fund']['income'], 'puabIncome' => $r['fund']['puabIncome'], 'creditIncome' => $r['fund']['creditIncome'],
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'spreadSimanja' => $pr['simanja']['spread'], 'spreadSimpeda' => $pr['simpeda']['spread'], 'spreadGiro' => $pr['giro']['spread'],
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];
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}
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$checks = 0;
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$failures = [];
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foreach ($fixtures['cases'] as $c) {
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$got = engine_view(engine_calculate($params, (float)$c['nominal'], (int)$c['tenor'], 'perorangan'));
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foreach ($c as $field => $expected) {
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if ($field === 'nominal' || $field === 'tenor' || !array_key_exists($field, $got)) {
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continue;
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}
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$checks++;
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$actual = $got[$field];
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if ($expected === null) {
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$pass = $actual === null;
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} elseif ($actual === null) {
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$pass = false;
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} elseif (in_array($field, $rateFields, true)) {
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$pass = abs($actual - $expected) < 1e-9;
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} else {
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$pass = round($actual) == round($expected) && abs($actual - $expected) < 0.01;
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}
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if (!$pass) {
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$failures[] = sprintf('%s / %d bln / %s: excel=%s app=%s', $c['nominal'], $c['tenor'], $field, var_export($expected, true), var_export($actual, true));
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}
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}
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}
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printf("PHP engine: %d/%d checks match Excel over %d cases\n", $checks - count($failures), $checks, count($fixtures['cases']));
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foreach (array_slice($failures, 0, 20) as $f) {
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echo " FAIL $f\n";
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}
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exit($failures ? 1 : 0);
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