tbeseda.com
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1import assert from 'node:assert'
2import { describe, test } from 'node:test'
3import { TaggedStringParser } from '../../src/TaggedStringParser.ts'
4import type { EntitySchema } from '../../src/types.ts'
5
6describe('Formatter Functions', () => {
7 describe('basic formatters', () => {
8 test('should apply formatter to entity values', () => {
9 const schema: EntitySchema = {
10 operation: {
11 type: 'string',
12 format: (val) => `**${val}**`,
13 },
14 count: {
15 type: 'number',
16 format: (val) => `[${val} items]`,
17 },
18 }
19 const parser = new TaggedStringParser({ schema })
20 const result = parser.parse('[operation:OP-123] has [count:5]')
21
22 assert.strictEqual(result.entities[0].formattedValue, '**OP-123**')
23 assert.strictEqual(result.entities[1].formattedValue, '[5 items]')
24 })
25
26 test('should apply formatter with uppercase transformation', () => {
27 const schema: EntitySchema = {
28 name: {
29 type: 'string',
30 format: (val) => String(val).toUpperCase(),
31 },
32 }
33 const parser = new TaggedStringParser({ schema })
34 const result = parser.parse('[name:alice]')
35
36 assert.strictEqual(result.entities[0].formattedValue, 'ALICE')
37 })
38 })
39
40 describe('entities without formatters', () => {
41 test('should default to string conversion when no formatter provided', () => {
42 const schema: EntitySchema = {
43 count: 'number',
44 enabled: 'boolean',
45 }
46 const parser = new TaggedStringParser({ schema })
47 const result = parser.parse('[count:42] [enabled:true]')
48
49 assert.strictEqual(result.entities[0].formattedValue, '42')
50 assert.strictEqual(result.entities[1].formattedValue, 'true')
51 })
52
53 test('should convert unknown entities to string', () => {
54 const parser = new TaggedStringParser()
55 const result = parser.parse('[count:42] [enabled:true] [name:test]')
56
57 assert.strictEqual(result.entities[0].formattedValue, '42')
58 assert.strictEqual(result.entities[1].formattedValue, 'true')
59 assert.strictEqual(result.entities[2].formattedValue, 'test')
60 })
61 })
62})