120 lines
3.8 KiB
TypeScript
120 lines
3.8 KiB
TypeScript
import { getMetadataArgsStorage, type ValueTransformer } from 'typeorm';
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import {
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transformKtDateTimeFields,
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formatKtDateTime,
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KtCreateDateColumn,
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KtDateTime,
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KtDateTimeColumn,
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KtDateTimeField,
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KtUpdateDateColumn,
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vbenSuccess,
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} from '../../src/common';
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class DateTimeFormatFixture {
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@KtDateTimeField()
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createTime!: KtDateTime;
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@KtDateTimeField('YYYY/HH/DD')
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updateTime!: KtDateTime;
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}
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class DateTimeColumnFixture {
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@KtDateTimeColumn('YYYY/HH/DD')
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publishTime!: KtDateTime | null;
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@KtCreateDateColumn()
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createTime!: KtDateTime;
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@KtUpdateDateColumn('YYYY-MM-DD')
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updateTime!: KtDateTime;
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}
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describe('KtDateTime decorators', () => {
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it('wraps DTO fields with field-level format rules', () => {
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const data = new DateTimeFormatFixture();
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data.createTime = new Date(2026, 4, 13, 10, 30, 0);
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(data as any).updateTime = '2026-05-13T10:31:00';
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const formatted = transformKtDateTimeFields(data);
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expect(formatted.createTime).toBeInstanceOf(Date);
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expect(formatted.createTime).toBeInstanceOf(KtDateTime);
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expect(formatted.createTime.getTime()).toBe(data.createTime.getTime());
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expect(String(formatted.createTime)).toBe('2026-05-13 10:30:00');
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expect(String(formatted.updateTime)).toBe('2026/10/13');
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expect(JSON.stringify(formatted)).toBe(
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'{"createTime":"2026-05-13 10:30:00","updateTime":"2026/10/13"}',
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);
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expect(data.createTime).toBeInstanceOf(Date);
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expect(data.createTime).not.toBeInstanceOf(KtDateTime);
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expect(data.updateTime).toBe('2026-05-13T10:31:00');
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});
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it('hydrates TypeORM date columns as KtDateTime with column format rules', () => {
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const metadata = getMetadataArgsStorage().columns.filter(
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(column) => column.target === DateTimeColumnFixture,
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);
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/**
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* 收集 时间 transformer数据。
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* @param propertyName - propertyName 输入；驱动 `metadata.find()` 的 公共基础设施步骤。
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*/
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const getTransformer = (propertyName: string) =>
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metadata.find((column) => column.propertyName === propertyName)?.options
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.transformer as ValueTransformer;
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const publishTime = getTransformer('publishTime').from(
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new Date(2026, 4, 13, 10, 30, 0),
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);
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const createTime = getTransformer('createTime').from(
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new Date(2026, 4, 13, 10, 31, 0),
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);
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const updateTime = getTransformer('updateTime').from(
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new Date(2026, 4, 13, 10, 32, 0),
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);
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expect(publishTime).toBeInstanceOf(KtDateTime);
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expect(publishTime?.getTime()).toBe(
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new Date(2026, 4, 13, 10, 30, 0).getTime(),
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);
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expect(String(publishTime)).toBe('2026/10/13');
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expect(String(createTime)).toBe('2026-05-13 10:31:00');
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expect(String(updateTime)).toBe('2026-05-13');
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});
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it('keeps DTO transformer datetime fields usable as Date values', () => {
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const data = new DateTimeFormatFixture();
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data.createTime = new Date(2026, 4, 13, 10, 30, 0);
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(data as any).updateTime = '2026-05-13T10:31:00';
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const formatted = transformKtDateTimeFields(data);
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expect(formatted.createTime).toBeInstanceOf(KtDateTime);
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expect(formatted.createTime.getTime()).toBe(
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new Date(2026, 4, 13, 10, 30, 0).getTime(),
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);
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expect(JSON.stringify(formatted)).toBe(
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'{"createTime":"2026-05-13 10:30:00","updateTime":"2026/10/13"}',
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);
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});
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it('does not recursively serialize plain response datetime values', () => {
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const createTime = new Date(2026, 4, 13, 10, 30, 0);
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const updateTime = new Date(2026, 4, 13, 10, 31, 0);
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const response = vbenSuccess({
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createTime,
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nested: {
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updateTime,
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},
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});
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expect(response.data.createTime).toBe(createTime);
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expect(response.data.nested.updateTime).toBe(updateTime);
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});
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it('exposes the configured formatter', () => {
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expect(formatKtDateTime(new Date(2026, 4, 13, 10, 30, 0))).toBe(
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'2026-05-13 10:30:00',
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);
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});
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});
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