Add HashFiles to the toolkit (#830)

* add hash files to the toolkit
2026-04-07 23:53:16 +08:00 · 2021-06-07 14:26:00 -04:00
parent c9af6bb1b3
commit c5e1af5dc3
4 changed files with 200 additions and 0 deletions
--- a/packages/glob/tests/hash-files.test.ts
+++ b/packages/glob/tests/hash-files.test.ts
@@ -0,0 +1,126 @@
+import * as io from '../../io/src/io'
+import * as path from 'path'
+import {hashFiles} from '../src/glob'
+import {promises as fs} from 'fs'
+
+const IS_WINDOWS = process.platform === 'win32'
+
+/**
+ * These test focus on the ability of globber to find files
+ * and not on the pattern matching aspect
+ */
+describe('globber', () => {
+  beforeAll(async () => {
+    await io.rmRF(getTestTemp())
+  })
+
+  it('basic hashfiles test', async () => {
+    const root = path.join(getTestTemp(), 'basic-hashfiles')
+    await fs.mkdir(path.join(root), {recursive: true})
+    await fs.writeFile(path.join(root, 'test.txt'), 'test file content')
+    const hash = await hashFiles(`${root}/*`)
+    expect(hash).toEqual(
+      'd8a411e8f8643821bed189e627ff57151918aa554c00c10b31c693ab2dded273'
+    )
+  })
+
+  it('basic hashfiles no match should return empty string', async () => {
+    const root = path.join(getTestTemp(), 'empty-hashfiles')
+    const hash = await hashFiles(`${root}/*`)
+    expect(hash).toEqual('')
+  })
+
+  it('followSymbolicLinks defaults to true', async () => {
+    const root = path.join(
+      getTestTemp(),
+      'defaults-to-follow-symbolic-links-true'
+    )
+    await fs.mkdir(path.join(root, 'realdir'), {recursive: true})
+    await fs.writeFile(
+      path.join(root, 'realdir', 'file.txt'),
+      'test file content'
+    )
+    await createSymlinkDir(
+      path.join(root, 'realdir'),
+      path.join(root, 'symDir')
+    )
+    const testPath = path.join(root, `symDir`)
+    const hash = await hashFiles(testPath)
+    expect(hash).toEqual(
+      'd8a411e8f8643821bed189e627ff57151918aa554c00c10b31c693ab2dded273'
+    )
+  })
+
+  it('followSymbolicLinks set to true', async () => {
+    const root = path.join(getTestTemp(), 'set-to-true')
+    await fs.mkdir(path.join(root, 'realdir'), {recursive: true})
+    await fs.writeFile(path.join(root, 'realdir', 'file'), 'test file content')
+    await createSymlinkDir(
+      path.join(root, 'realdir'),
+      path.join(root, 'symDir')
+    )
+    const testPath = path.join(root, `symDir`)
+    const hash = await hashFiles(testPath, {followSymbolicLinks: true})
+    expect(hash).toEqual(
+      'd8a411e8f8643821bed189e627ff57151918aa554c00c10b31c693ab2dded273'
+    )
+  })
+
+  it('followSymbolicLinks set to false', async () => {
+    // Create the following layout:
+    //   <root>
+    //   <root>/folder-a
+    //   <root>/folder-a/file
+    //   <root>/symDir -> <root>/folder-a
+    const root = path.join(getTestTemp(), 'set-to-false')
+    await fs.mkdir(path.join(root, 'realdir'), {recursive: true})
+    await fs.writeFile(path.join(root, 'realdir', 'file'), 'test file content')
+    await createSymlinkDir(
+      path.join(root, 'realdir'),
+      path.join(root, 'symDir')
+    )
+    const testPath = path.join(root, 'symdir')
+    const hash = await hashFiles(testPath, {followSymbolicLinks: false})
+    expect(hash).toEqual('')
+  })
+
+  it('multipath test basic', async () => {
+    // Create the following layout:
+    //   <root>
+    //   <root>/folder-a
+    //   <root>/folder-a/file
+    //   <root>/symDir -> <root>/folder-a
+    const root = path.join(getTestTemp(), 'set-to-false')
+    await fs.mkdir(path.join(root, 'dir1'), {recursive: true})
+    await fs.mkdir(path.join(root, 'dir2'), {recursive: true})
+    await fs.writeFile(
+      path.join(root, 'dir1', 'testfile1.txt'),
+      'test file content'
+    )
+    await fs.writeFile(
+      path.join(root, 'dir2', 'testfile2.txt'),
+      'test file content'
+    )
+    const testPath = `${path.join(root, 'dir1')}\n${path.join(root, 'dir2')}`
+    const hash = await hashFiles(testPath)
+    expect(hash).toEqual(
+      '4e911ea5824830b6a3ec096c7833d5af8381c189ffaa825c3503a5333a73eadc'
+    )
+  })
+})
+
+function getTestTemp(): string {
+  return path.join(__dirname, '_temp', 'hash_files')
+}
+
+/**
+ * Creates a symlink directory on OSX/Linux, and a junction point directory on Windows.
+ * A symlink directory is not created on Windows since it requires an elevated context.
+ */
+async function createSymlinkDir(real: string, link: string): Promise<void> {
+  if (IS_WINDOWS) {
+    await fs.symlink(real, link, 'junction')
+  } else {
+    await fs.symlink(real, link)
+  }
+}