feat(db): DbTimestampType keeps DATETIME columns as the CURRENT_TIMESTAMP text

2026-10-24 07:53:09 +00:00 · 2026-09-21 08:50:56 +02:00
parent 57decad494
commit 4ba43d6cd5
3 changed files with 125 additions and 0 deletions
@@ -0,0 +1,50 @@
+import { describe, expect, it } from 'vitest';
+import { DB_TIMESTAMP_RE, DbTimestampType, dbNow } from '../../../../src/db/types';
+import type { Platform } from '@mikro-orm/core';
+
+// The type never touches the platform for value conversion; a stub is enough.
+const platform = {} as Platform;
+const type = new DbTimestampType();
+
+describe('dbNow', () => {
+  it('TS-001: formats a Date as the SQLite CURRENT_TIMESTAMP text, in UTC', () => {
+    expect(dbNow(new Date(Date.UTC(2026, 8, 21, 13, 5, 9, 123)))).toBe('2026-09-21 13:05:09');
+  });
+
+  it('TS-002: the default is now and matches the wire format', () => {
+    expect(dbNow()).toMatch(DB_TIMESTAMP_RE);
+  });
+});
+
+describe('DbTimestampType', () => {
+  it('TS-003: passes stored text through unchanged on read', () => {
+    expect(type.convertToJSValue('2026-09-21 13:05:09', platform)).toBe('2026-09-21 13:05:09');
+  });
+
+  it('TS-004: formats a Date a driver hands back (Postgres later) to the same text', () => {
+    expect(type.convertToJSValue(new Date(Date.UTC(2026, 8, 21, 13, 5, 9)) as unknown as string, platform))
+      .toBe('2026-09-21 13:05:09');
+  });
+
+  it('TS-005: a millisecond integer (a Date written by the stock DateTimeType) reads back as text', () => {
+    expect(type.convertToJSValue(Date.UTC(2026, 8, 21, 13, 5, 9) as unknown as string, platform))
+      .toBe('2026-09-21 13:05:09');
+  });
+
+  it('TS-006: writes text unchanged and a stray Date as text, never as a number', () => {
+    expect(type.convertToDatabaseValue('2026-09-21 13:05:09', platform)).toBe('2026-09-21 13:05:09');
+    expect(type.convertToDatabaseValue(new Date(Date.UTC(2026, 8, 21, 13, 5, 9)) as unknown as string, platform))
+      .toBe('2026-09-21 13:05:09');
+  });
+
+  it('TS-007: null and undefined survive both directions', () => {
+    expect(type.convertToDatabaseValue(null, platform)).toBeNull();
+    expect(type.convertToDatabaseValue(undefined, platform)).toBeUndefined();
+    expect(type.convertToJSValue(null, platform)).toBeNull();
+  });
+
+  it('TS-008: compares as a string and reports a string runtime type', () => {
+    expect(type.compareAsType()).toBe('string');
+    expect(type.runtimeType).toBe('string');
+  });
+});