first commit

test/config.test.js

@@ -0,0 +1,91 @@
+const test = require('node:test');
+const assert = require('node:assert/strict');
+const { buildConfig, resolveSyncDateRange, validateConfig } = require('../src/config');
+
+test('uses safe Tiny request pacing and DD/MM/YYYY request date format by default', () => {
+  const config = buildConfig({
+    TINY_API_TOKEN: 'test-token',
+    DRY_RUN: 'true',
+    SYNC_START_DATE: '2026-07-02'
+  });
+
+  validateConfig(config);
+  assert.equal(config.tinyRequestDelayMs, 5000);
+  assert.equal(config.tinyDateFormat, 'DD/MM/YYYY');
+});
+
+test('validates env date format before syncing', () => {
+  assert.throws(
+    () => buildConfig({
+      TINY_API_TOKEN: 'test-token',
+      DRY_RUN: 'true',
+      SYNC_START_DATE: '02/07/2026'
+    }),
+    /SYNC_START_DATE must use YYYY-MM-DD format/
+  );
+});
+
+test('accepts ISO Tiny request date format override', () => {
+  const config = buildConfig({
+    TINY_API_TOKEN: 'test-token',
+    DRY_RUN: 'true',
+    SYNC_START_DATE: '2026-07-02',
+    TINY_DATE_FORMAT: 'YYYY-MM-DD'
+  });
+
+  validateConfig(config);
+  assert.equal(config.tinyDateFormat, 'YYYY-MM-DD');
+});
+
+test('requires DATABASE_URL only for real DB writes', () => {
+  assert.doesNotThrow(() => validateConfig(buildConfig({
+    TINY_API_TOKEN: 'test-token',
+    DRY_RUN: 'true',
+    SYNC_START_DATE: '2026-07-02'
+  })));
+
+  assert.throws(
+    () => validateConfig(buildConfig({
+      TINY_API_TOKEN: 'test-token',
+      DRY_RUN: 'false',
+      SYNC_START_DATE: '2026-07-02'
+    })),
+    /DATABASE_URL is required unless DRY_RUN=true/
+  );
+});
+
+test('backfill mode syncs through today when SYNC_END_DATE is empty', () => {
+  const config = buildConfig({
+    TINY_API_TOKEN: 'test-token',
+    DRY_RUN: 'true',
+    SYNC_MODE: 'backfill',
+    SYNC_START_DATE: '2026-06-01',
+    SYNC_TIME_ZONE: 'UTC'
+  });
+
+  validateConfig(config);
+  assert.deepEqual(resolveSyncDateRange(config, new Date('2026-07-02T12:00:00Z')), {
+    mode: 'backfill',
+    startDate: '2026-06-01',
+    endDate: '2026-07-02',
+    source: 'backfill through today'
+  });
+});
+
+test('recent mode defaults to today plus yesterday', () => {
+  const config = buildConfig({
+    TINY_API_TOKEN: 'test-token',
+    DRY_RUN: 'true',
+    SYNC_MODE: 'recent',
+    RECENT_SYNC_DAYS: '2',
+    SYNC_TIME_ZONE: 'UTC'
+  });
+
+  validateConfig(config);
+  assert.deepEqual(resolveSyncDateRange(config, new Date('2026-07-02T12:00:00Z')), {
+    mode: 'recent',
+    startDate: '2026-07-01',
+    endDate: '2026-07-02',
+    source: 'recent 2 day window'
+  });
+});