41 lines
4.4 KiB
JavaScript
41 lines
4.4 KiB
JavaScript
import assert from 'node:assert/strict';
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import test from 'node:test';
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import fs from 'node:fs';
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import {l1DeltaFixture} from './fixtures/iva-l1-delta-fixture.mjs';
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import {calculateSales,evaluateSalesOperation,modeloA06Correspondence,salesBook,salesCurrent,saveSalesBook} from '../../resources/js/lib/iva-operations.ts';
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import {calculateAcquisitions,saveAcquisitionBook} from '../../resources/js/lib/iva-acquisitions.ts';
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import {addFractions,decimalFraction,fraction,fractionLabel,fractionPresentation} from '../../resources/js/lib/fiscal-rational.ts';
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import {createProjectDossierReport} from '../../resources/js/lib/project-dossier-report.ts';
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test('periodic included5% retains exact rational amounts; only presentation is rounded',()=>{
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const {book}=l1DeltaFixture(),r=book.result.rows[0];
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assert.deepEqual(r.exact.net,{numerator:'20',denominator:'21'});assert.deepEqual(r.exact.vat,{numerator:'1',denominator:'21'});
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assert.equal(r.net,'0.952381');assert.equal(r.vat,'0.047619');assert.equal(r.status,'calculated');assert.match(r.reason,/apresentação técnica/);
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assert.deepEqual(addFractions([r.exact.net,r.exact.vat]),r.exact.gross);
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assert.deepEqual(book.result.rows[1].exact.vat,{numerator:'100',denominator:'21'});
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});
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test('aggregation uses exact fractions, not21 rounded values',()=>{
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const {draft,book}=l1DeltaFixture();book.rows=Array.from({length:21},(_,i)=>({...book.rows[0],id:`q${i}`}));const r=calculateSales(draft,book);
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assert.equal(r.rows.every(row=>row.vat==='0.047619'),true);assert.equal(r.periods[0].fields['04'],'1.00');assert.deepEqual(r.periods[0].exactFields['04'],{numerator:'1',denominator:'1'});assert.equal(r.periods[0].fields['03'],'20.00');
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});
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test('new version round trips by opportunity, keeping accepted first snapshot untouched',()=>{
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const accepted=JSON.parse(fs.readFileSync(new URL('./fixtures/iva-operations.json',import.meta.url),'utf8'));const original=JSON.parse(accepted.modelo_a_snapshot).salesOperations['opportunity:309'];
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const {draft,book}=l1DeltaFixture();const saved=JSON.parse(JSON.stringify({...draft,modelo_a_snapshot:saveSalesBook(draft,book)}));
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assert.deepEqual(JSON.parse(saved.modelo_a_snapshot).salesOperations['opportunity:309'],original);assert.equal(salesCurrent(saved,salesBook(saved)),true);assert.deepEqual(salesBook(saved).result.rows[2].exact,book.result.rows[2].exact);
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});
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test('conditional14-18 and report carry exact precision rather than rounded line amounts',()=>{
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const {draft,book}=l1DeltaFixture();const a={currency:'MZN',rows:[],periods:['2026-01','2026-02','2026-03','2026-04'].map(period=>({period,complete:true,absent:['03','04','05','06','07','11','12','13']}))};
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const result=calculateAcquisitions(draft,a);assert.equal(fractionLabel(result.periods[0].exactFields['17']),'5051/1050');assert.equal(result.periods[0].fields['17'],'4.810476');
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a.result=result;draft.modelo_a_snapshot=saveAcquisitionBook(draft,a);const report=JSON.stringify(createProjectDossierReport(draft,{selectedSections:new Set(['finance'])}));assert.match(report,/5051\/1050/);assert.match(report,/20\/21/);assert.match(report,/opportunity:310/);
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assert.match(report,/apresentação técnica/);assert.equal(book.result.rows.length,3);
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});
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test('missing inputs still block only the affected result; invalid fractions do not become zero',()=>{
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const {book}=l1DeltaFixture();assert.equal(evaluateSalesOperation({...book.rows[0],amount:''},'MZN').vat,null);
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assert.equal(evaluateSalesOperation({...book.rows[0],basis:''},'MZN').vat,null);assert.equal(evaluateSalesOperation({...book.rows[0],amount:'0'},'MZN').vat,'0.00');
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const {draft}=l1DeltaFixture();book.rows[0].sourceAmount='1';const stale=calculateSales(draft,book).rows[0];assert.equal(stale.vat,null);assert.equal(stale.exact,undefined);
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assert.throws(()=>fractionPresentation({numerator:'1',denominator:'0'}));assert.equal(fractionPresentation(fraction(1n,21n)).approximate,true);assert.equal(fractionPresentation(decimalFraction('105')).approximate,false);
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});
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test('form06 is not automatically inferred from a foreign operation or old stock instructions',()=>{
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const {book}=l1DeltaFixture();const r=evaluateSalesOperation({...book.rows[0],treatment:'foreign_operation'},'MZN');assert.equal(r.field,null);assert.equal(r.vat,null);assert.match(modeloA06Correspondence,/existências/);assert.match(modeloA06Correspondence,/separe05\/06/);
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});
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if(process.env.IVA_L1_DELTA_OUT)fs.writeFileSync(process.env.IVA_L1_DELTA_OUT,JSON.stringify(l1DeltaFixture().draft,null,2));
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