File size: 4,263 Bytes
1e92f2d
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
import { join } from 'path'
import { nextTestSetup } from 'e2e-utils'
// Skipped in Turbopack, will be added later.
;(process.env.IS_TURBOPACK_TEST ? describe.skip : describe)(
  'Skipped in Turbopack',
  () => {
    describe('optimizePackageImports - basic', () => {
      const { next } = nextTestSetup({
        env: {
          NEXT_TEST_MODE: '1',
        },
        files: join(__dirname, 'fixture'),
        dependencies: {
          'lucide-react': '0.264.0',
          '@headlessui/react': '1.7.17',
          '@heroicons/react': '2.0.18',
          '@visx/visx': '3.3.0',
          'recursive-barrel': '1.0.0',
        },
      })

      it('app - should render the icons correctly without creating all the modules', async () => {
        let logs = ''
        next.on('stdout', (log) => {
          logs += log
        })

        const html = await next.render('/')

        // Ensure the icons are rendered
        expect(html).toContain('<svg xmlns="http://www.w3.org/2000/svg"')

        const modules = [
          ...logs.matchAll(
            /Compiled (\/[\w-]*)*\s*in \d+(\.\d+)?(s|ms) \((\d+) modules\)/g
          ),
        ]

        expect(modules.length).toBeGreaterThanOrEqual(1)
        for (const [, , , , moduleCount] of modules) {
          // Ensure that the number of modules is less than 1500 - otherwise we're
          // importing the entire library.
          expect(parseInt(moduleCount)).toBeLessThan(1500)
        }
      })

      it('pages - should render the icons correctly without creating all the modules', async () => {
        let logs = ''
        next.on('stdout', (log) => {
          logs += log
        })

        const html = await next.render('/pages-route')

        // Ensure the icons are rendered
        expect(html).toContain('<svg xmlns="http://www.w3.org/2000/svg"')

        const modules = [
          ...logs.matchAll(
            /Compiled (\/[\w-]+)*\s*in \d+(\.\d+)?(s|ms) \((\d+) modules\)/g
          ),
        ]

        expect(modules.length).toBeGreaterThanOrEqual(1)
        for (const [, , , , moduleCount] of modules) {
          // Ensure that the number of modules is less than 1500 - otherwise we're
          // importing the entire library.
          expect(parseInt(moduleCount)).toBeLessThan(1500)
        }
      })

      it('app - should optimize recursive wildcard export mapping', async () => {
        let logs = ''
        next.on('stdout', (log) => {
          logs += log
        })

        await next.render('/recursive-barrel-app')

        const modules = [...logs.matchAll(/\((\d+) modules\)/g)]

        expect(modules.length).toBeGreaterThanOrEqual(1)
        for (const [, moduleCount] of modules) {
          // Ensure that the number of modules is less than 1500 - otherwise we're
          // importing the entire library.
          expect(parseInt(moduleCount)).toBeLessThan(1500)
        }
      })

      it('pages - should optimize recursive wildcard export mapping', async () => {
        let logs = ''
        next.on('stdout', (log) => {
          logs += log
        })

        await next.render('/recursive-barrel')

        const modules = [...logs.matchAll(/\((\d+) modules\)/g)]

        expect(modules.length).toBeGreaterThanOrEqual(1)
        for (const [, moduleCount] of modules) {
          // Ensure that the number of modules is less than 1500 - otherwise we're
          // importing the entire library.
          expect(parseInt(moduleCount)).toBeLessThan(1500)
        }
      })

      it('should handle recursive wildcard exports', async () => {
        const html = await next.render('/recursive')
        expect(html).toContain('<h1>42</h1>')
      })

      it('should support visx', async () => {
        const html = await next.render('/visx')
        expect(html).toContain('<linearGradient')
      })

      it('should not break "use client" directive in optimized packages', async () => {
        const html = await next.render('/client')
        expect(html).toContain('this is a client component')
      })

      it('should support "use client" directive in barrel file', async () => {
        const html = await next.render('/client-boundary')
        expect(html).toContain('<button>0</button>')
      })
    })
  }
)