import { describe, it, expect, vi, beforeEach } from 'vitest' // ============================================================ // Mock — table-keyed result queues // ============================================================ type MockResult = { data?: unknown; error?: unknown } let mockResults: Record function makeBuilder(tableName: string) { const b: Record = {} for (const m of ['select', 'eq', 'in', 'neq', 'order', 'range']) { b[m] = vi.fn().mockReturnValue(b) } const consume = (): MockResult => { const queue = mockResults[tableName] if (!queue || queue.length === 0) return { data: null, error: null } return queue.shift()! } b.single = vi.fn().mockImplementation(async () => consume()) b.then = (resolve: (v: unknown) => void) => resolve(consume()) return b } function makeClient() { return { from: vi.fn().mockImplementation((table: string) => makeBuilder(table)), // eslint-disable-next-line @typescript-eslint/no-explicit-any } as any } import { generateJournalRegister } from '../journal-register' let supabase: ReturnType beforeEach(() => { vi.clearAllMocks() mockResults = {} supabase = makeClient() }) describe('generateJournalRegister', () => { it('returns empty report when no fiscal period found', async () => { mockResults = { fiscal_periods: [{ data: null, error: null }], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') expect(report.entries).toEqual([]) expect(report.total_entries).toBe(0) expect(report.period).toEqual({ start: '', end: '' }) }) it('returns empty report when no entries in period', async () => { mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [], error: null }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') expect(report.entries).toEqual([]) expect(report.total_entries).toBe(0) expect(report.period).toEqual({ start: '2024-01-01', end: '2024-12-31' }) }) it('does not double an entry when an unstable page boundary re-serves a line (#790/#793)', async () => { // Page 1 is a FULL page so fetchAllRows fetches page 2, which re-serves // the 5010 line of voucher 2. dedupeBy(line id) must collapse it so the // grundbok lists the voucher once with a 4000 (not 8000) total. const PAGE_SIZE = 1000 const filler = Array.from({ length: PAGE_SIZE - 1 }, (_, i) => ({ id: `f${i}`, account_number: '1930', debit_amount: 0, credit_amount: 0, journal_entry_id: 'e0', journal_entries: { id: 'e0', entry_date: '2024-01-02', voucher_number: 1, voucher_series: 'A', description: 'filler', source_type: 'manual', status: 'posted' }, })) const rentLine = { id: 'rent-line-1', account_number: '5010', debit_amount: 4000, credit_amount: 0, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 2, voucher_series: 'A', description: 'Lokalhyra', source_type: 'manual', status: 'posted' }, } mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [...filler, rentLine], error: null }, // page 1 — full → triggers page 2 { data: [rentLine], error: null }, // page 2 — duplicate of the 5010 line ], chart_of_accounts: [ { data: [ { account_number: '1930', account_name: 'Företagskonto' }, { account_number: '5010', account_name: 'Lokalhyra' }, ], error: null, }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') const voucher2 = report.entries.find((e) => e.voucher_number === 2)! expect(voucher2.total_debit).toBe(4000) // not 8000 expect(voucher2.lines).toHaveLength(1) // listed once, not twice }) it('produces entries in registration order with correct totals', async () => { mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [ { account_number: '1510', debit_amount: 1250, credit_amount: 0, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Sale invoice', source_type: 'invoice', status: 'posted' } }, { account_number: '3001', debit_amount: 0, credit_amount: 1000, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Sale invoice', source_type: 'invoice', status: 'posted' } }, { account_number: '2611', debit_amount: 0, credit_amount: 250, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Sale invoice', source_type: 'invoice', status: 'posted' } }, { account_number: '1930', debit_amount: 1250, credit_amount: 0, journal_entry_id: 'e2', journal_entries: { id: 'e2', entry_date: '2024-02-01', voucher_number: 2, voucher_series: 'A', description: 'Payment', source_type: 'transaction', status: 'posted' } }, { account_number: '1510', debit_amount: 0, credit_amount: 1250, journal_entry_id: 'e2', journal_entries: { id: 'e2', entry_date: '2024-02-01', voucher_number: 2, voucher_series: 'A', description: 'Payment', source_type: 'transaction', status: 'posted' } }, ], error: null, }, ], chart_of_accounts: [ { data: [ { account_number: '1510', account_name: 'Kundfordringar' }, { account_number: '1930', account_name: 'Företagskonto' }, { account_number: '2611', account_name: 'Utgående moms 25%' }, { account_number: '3001', account_name: 'Försäljning 25%' }, ], error: null, }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') expect(report.total_entries).toBe(2) expect(report.entries[0].voucher_number).toBe(1) expect(report.entries[1].voucher_number).toBe(2) // Entry 1: sale invoice expect(report.entries[0].total_debit).toBe(1250) expect(report.entries[0].total_credit).toBe(1250) expect(report.entries[0].lines).toHaveLength(3) // Lines sorted by account number expect(report.entries[0].lines[0].account_number).toBe('1510') expect(report.entries[0].lines[1].account_number).toBe('2611') expect(report.entries[0].lines[2].account_number).toBe('3001') // Grand totals expect(report.total_debit).toBe(2500) expect(report.total_credit).toBe(2500) }) it('includes reversed entries with correct status', async () => { mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [ { account_number: '1930', debit_amount: 500, credit_amount: 0, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Original', source_type: 'manual', status: 'reversed' } }, { account_number: '5410', debit_amount: 0, credit_amount: 500, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Original', source_type: 'manual', status: 'reversed' } }, { account_number: '5410', debit_amount: 500, credit_amount: 0, journal_entry_id: 'e2', journal_entries: { id: 'e2', entry_date: '2024-01-16', voucher_number: 2, voucher_series: 'A', description: 'Reversal', source_type: 'manual', status: 'posted' } }, { account_number: '1930', debit_amount: 0, credit_amount: 500, journal_entry_id: 'e2', journal_entries: { id: 'e2', entry_date: '2024-01-16', voucher_number: 2, voucher_series: 'A', description: 'Reversal', source_type: 'manual', status: 'posted' } }, ], error: null, }, ], chart_of_accounts: [ { data: [], error: null }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') expect(report.entries[0].status).toBe('reversed') expect(report.entries[1].status).toBe('posted') expect(report.total_entries).toBe(2) }) it('resolves account names from chart_of_accounts', async () => { mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [ { account_number: '1930', debit_amount: 100, credit_amount: 0, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Test', source_type: 'manual', status: 'posted' } }, { account_number: '9999', debit_amount: 0, credit_amount: 100, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: 'A', description: 'Test', source_type: 'manual', status: 'posted' } }, ], error: null, }, ], chart_of_accounts: [ { data: [ { account_number: '1930', account_name: 'Företagskonto' }, ], error: null, }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') const line1930 = report.entries[0].lines.find((l) => l.account_number === '1930')! expect(line1930.account_name).toBe('Företagskonto') // Unknown account gets fallback name const line9999 = report.entries[0].lines.find((l) => l.account_number === '9999')! expect(line9999.account_name).toBe('Konto 9999') }) it('defaults voucher_series to A when null', async () => { mockResults = { fiscal_periods: [ { data: { period_start: '2024-01-01', period_end: '2024-12-31' }, error: null }, ], journal_entry_lines: [ { data: [ { account_number: '1930', debit_amount: 100, credit_amount: 0, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: null, description: 'No series', source_type: 'manual', status: 'posted' } }, { account_number: '3001', debit_amount: 0, credit_amount: 100, journal_entry_id: 'e1', journal_entries: { id: 'e1', entry_date: '2024-01-15', voucher_number: 1, voucher_series: null, description: 'No series', source_type: 'manual', status: 'posted' } }, ], error: null, }, ], chart_of_accounts: [ { data: [], error: null }, ], } const report = await generateJournalRegister(supabase, 'company-1', 'period-1') expect(report.entries[0].voucher_series).toBe('A') }) })