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// Generated, do not edit. sha256:762784c61e8bb974ae7fcd7e502db20b12fd6098e6d5292355f3d348d4e202f7
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import { describe, it, beforeEach, mock } from 'node:test';
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import assert from 'node:assert/strict';
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import { createDbHarness } from '../helpers/db-node.mjs';
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const harness = createDbHarness();
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mock.module('../../server/db.js', { namedExports: harness.exports });
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for (const mod of ['providers', 'price-source', 'price-history', 'api-metrics', 'preferences']) {
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mock.module(`../../client/data/${mod}.js`, { namedExports: await import(`../../server/data/${mod}.js`) });
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}
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const facade = await import('../../client/price/providers.js');
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let fetchCalls = [];
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globalThis.fetch = async (url, opties) => {
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fetchCalls.push({ url, body: opties?.body });
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throw new Error('geen netwerk in deze test');
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};
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const { run, all, one, lastId } = harness.exports;
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let eur;
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function vasteKoersProvider({ capabilities = ['spot', 'history_point'], koers = 1.0 } = {}) {
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run(`INSERT INTO Provider (key, name, searchName, baseUrl, authenticationKind, authenticationRequired,
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isActive, isSeed, isSystem, createdAt)
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VALUES ('fixed','Vaste koers','vaste koers','','none',0,1,1,1,'2026-08-20T10:00:00.000Z')`);
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const id = lastId();
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run(`INSERT INTO ProviderFixedRate (providerId, fiatPrice) VALUES (?, ?)`, [id, koers]);
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run(`INSERT INTO ProviderCoverage (providerId, symbol) VALUES (?, 'EUR')`, [id]);
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for (const capability of capabilities) {
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run(`INSERT INTO ProviderEndpoint (providerId, capability, method, pathTemplate, queryTemplate)
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VALUES (?, ?, 'GET', '', NULL)`, [id, capability]);
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}
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return id;
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}
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function bronkeuze(providerId, capabilities) {
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for (const capability of capabilities) {
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run(`INSERT OR IGNORE INTO PriceSource (assetId, capability, providerId, rank, status)
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VALUES (?, ?, ?, 1, 'confirmed')`, [eur, capability === 'spot' ? 'spot' : 'history', providerId]);
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}
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}
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const asset = () => one(`SELECT * FROM Asset WHERE id = ?`, [eur]);
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const prijsrijen = () => all(
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`SELECT Asset.symbol, Provider.key AS bron, PriceHistory.fiatPrice, PriceHistory.resolution
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FROM PriceHistory
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JOIN Asset ON Asset.id = PriceHistory.assetId
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JOIN Provider ON Provider.id = PriceHistory.providerId
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ORDER BY PriceHistory.resolution, PriceHistory.observedAt`);
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beforeEach(() => {
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harness.recreate();
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facade.clearSpotCache();
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fetchCalls = [];
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run(`INSERT INTO Asset (symbol, name, searchName, kind, unit, subunit, decimals, displayUnit)
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VALUES ('EUR','Euro','euro','fiat','EUR','cent',2,'unit')`);
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eur = lastId();
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});
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describe('vaste koers: de spot komt uit de provider en niet van het netwerk', () => {
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it('geeft 1,00 als spot, in het ene prijsveld', () => {
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bronkeuze(vasteKoersProvider(), ['spot']);
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return facade.liveSpotFor(asset()).then(spot => {
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assert.deepEqual(spot, { price: 1 });
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assert.deepEqual(fetchCalls, [], 'er is niets naar buiten gegaan');
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});
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});
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it('meet geen api-call, want er is geen api-call', async () => {
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bronkeuze(vasteKoersProvider(), ['spot']);
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await facade.liveSpotFor(asset());
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await facade.liveSpotFor(asset());
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assert.deepEqual(all(`SELECT * FROM ApiCallMetric`), []);
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});
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it('legt de huidige waarde wél vast als tijdstip-punt', async () => {
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bronkeuze(vasteKoersProvider(), ['spot']);
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await facade.liveSpotFor(asset());
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assert.deepEqual(prijsrijen(),
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[{ symbol: 'EUR', bron: 'fixed', fiatPrice: 1, resolution: 'timestamp' }]);
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});
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it('laat een gewone provider wél naar buiten gaan', async () => {
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run(`INSERT INTO Provider (key, name, searchName, baseUrl, authenticationKind, authenticationRequired,
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isActive, isSeed, isSystem, createdAt)
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VALUES ('mempool','mempool','mempool','https://voorbeeld.test','none',0,1,1,0,'2026-08-20T10:00:00.000Z')`);
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const id = lastId();
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run(`INSERT INTO ProviderCoverage (providerId, symbol) VALUES (?, 'EUR')`, [id]);
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run(`INSERT INTO ProviderEndpoint (providerId, capability, method, pathTemplate, queryTemplate)
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VALUES (?, 'spot', 'GET', '/prijs', NULL)`, [id]);
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bronkeuze(id, ['spot']);
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assert.equal(await facade.liveSpotFor(asset()), null, 'de stub gooit, dus geen koers');
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assert.equal(fetchCalls.length, 1, 'en er is wél een verzoek gedaan');
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assert.equal(fetchCalls[0].url, '/api/price/call');
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});
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});
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describe('vaste koers: de historie', () => {
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it('vult price_history met een dagpunt van 1,00 via de spot-keten', async () => {
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bronkeuze(vasteKoersProvider(), ['spot', 'history_point']);
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await facade.ensurePriceHistoryFor(asset());
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assert.deepEqual(prijsrijen().filter(r => r.resolution === 'day'),
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[{ symbol: 'EUR', bron: 'fixed', fiatPrice: 1, resolution: 'day' }]);
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assert.deepEqual(fetchCalls, []);
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});
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it('levert een punt voor élke datum uit het verleden, met het tijdstip van die dag erbij', async () => {
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bronkeuze(vasteKoersProvider(), ['history_point']);
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assert.deepEqual(await facade.historicalPointForVia(asset(), '2019-12-31'),
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{ price: 1, time: Date.parse('2019-12-31T00:00:00Z') / 1000 });
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assert.deepEqual(await facade.historicalPointForVia(asset(), '2026-01-01'),
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{ price: 1, time: Date.parse('2026-01-01T00:00:00Z') / 1000 });
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assert.deepEqual(fetchCalls, []);
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});
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it('slaat een punt op voor elke gevraagde peildatum', async () => {
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bronkeuze(vasteKoersProvider(), ['history_point']);
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await facade.ensurePointsAtFor(asset(), ['2025-01-01', '2026-01-01']);
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assert.deepEqual(
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all(`SELECT observedAt, fiatPrice, resolution FROM PriceHistory ORDER BY observedAt`),
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[{ observedAt: '2025-01-01T00:00:00Z', fiatPrice: 1, resolution: 'day' },
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{ observedAt: '2026-01-01T00:00:00Z', fiatPrice: 1, resolution: 'day' }]);
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assert.deepEqual(fetchCalls, []);
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});
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it('heeft geen daggrid, en zegt dat ook', async () => {
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bronkeuze(vasteKoersProvider(), ['spot', 'history_point']);
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assert.equal(await facade.hasDailyGridFor(asset()), false);
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});
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it('weigert een reeks te verzinnen als een vaste koers tóch daily_history claimt', async () => {
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bronkeuze(vasteKoersProvider({ capabilities: ['daily_history'] }), ['daily_history']);
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await assert.rejects(() => facade.ensurePriceHistoryFor(asset()), /vaste koers/);
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assert.deepEqual(prijsrijen(), [], 'en er staat niets verzonnen in de historie');
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});
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it('gebruikt de koers uit de tabel en niet een 1 uit de code', async () => {
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bronkeuze(vasteKoersProvider({ koers: 0.5 }), ['spot']);
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assert.deepEqual(await facade.liveSpotFor(asset()), { price: 0.5 });
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});
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});
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