import test from 'node:test';
import assert from 'node:assert/strict';
import {splitAnalysisText,analyzeInParts} from '../server/analysis-parts.mjs';
test('malformed part is isolated before merge and retained as a failed source range',async()=>{
 const out=await analyzeInParts({text:'a'.repeat(30000)},async p=>({result:p.index
  ? {itemsAndSpecs:[{name:'Geçerli kit',quantity:'2 adet'}]}
  : {itemsAndSpecs:[null],citations:[null]}}));
 assert.equal(out.result.itemsAndSpecs.length,1);
 assert.equal(out.result.sourceReview.status,'partial');
 assert.equal(out.result.sourceReview.parts[0].status,'failed');
 assert.equal(out.result.sourceReview.analyzedCharacters,6000);
 await assert.rejects(()=>analyzeInParts({text:'kaynak'},async()=>({result:{citations:[null]}})),/hiçbir parçası/);
});
test('long Turkish source is covered once without loss, including final paragraph',()=>{
 const text=('İğdır laboratuvar 🧪\n').repeat(7000)+'SON MADDE';
 const parts=splitAnalysisText(text);assert.ok(parts.length>1);
 assert.equal(parts.map(p=>p.text).join(''),text);assert.ok(parts.every(p=>p.text.length<=24000));
 assert.equal(parts.at(-1).end,text.length);
});
test('all source parts contribute requirements, failures remain explicit partial analysis',async()=>{
 const text='a'.repeat(60000);
 const complete=await analyzeInParts({text,fileName:'test'},async p=>({result:{documentChecklist:[{document:`Belge ${p.index}`,mandatory:true}],sourceReview:{issues:[]}},attempts:[]}));
 assert.equal(complete.result.documentChecklist.length,3);assert.equal(complete.result.sourceReview.analyzedCharacters,60000);
 assert.equal(complete.result.sourceReview.status,'review_required');assert.equal(complete.result.bidAnalysis,null);
 const partial=await analyzeInParts({text},async p=>{if(p.index===1)throw new Error('test failure');return {result:{itemsAndSpecs:[{name:'Kit',quantity:p.index?'3 adet':'2 adet'}]}};});
 assert.equal(partial.result.sourceReview.status,'partial');assert.equal(partial.result.sourceReview.analyzedCharacters,36000);
 assert.equal(partial.result.sourceReview.parts[1].status,'failed');
 assert.ok(partial.result.sourceReview.issues.some(i=>i.includes('farklı miktar')));
});

test('identical-looking rows in different source parts are retained with origin',async()=>{
 const out=await analyzeInParts({text:'a'.repeat(30000)},async()=>({result:{itemsAndSpecs:[{name:'Kit',quantity:'2 adet'}]}}));
 assert.equal(out.result.itemsAndSpecs.length,2);
 assert.deepEqual(out.result.itemsAndSpecs.map(r=>r.sourcePart),[1,2]);
});