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backend/node_modules/@fastify/send/test/send.3.test.js

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+'use strict'
+
+const { test } = require('node:test')
+const http = require('node:http')
+const path = require('node:path')
+const request = require('supertest')
+const { readdir } = require('node:fs/promises')
+const send = require('../lib/send').send
+
+const fixtures = path.join(__dirname, 'fixtures')
+
+test('send(file)', async function (t) {
+  t.plan(5)
+
+  await t.test('file type', async function (t) {
+    t.plan(5)
+
+    const app = http.createServer(async function (req, res) {
+      const { statusCode, headers, stream, type, metadata } = await send(req, req.url, { root: fixtures })
+      t.assert.deepStrictEqual(type, 'file')
+      t.assert.ok(metadata.path)
+      t.assert.ok(metadata.stat)
+      t.assert.ok(!metadata.error)
+      t.assert.ok(!metadata.requestPath)
+      res.writeHead(statusCode, headers)
+      stream.pipe(res)
+    })
+
+    await request(app)
+      .get('/name.txt')
+      .expect('Content-Length', '4')
+      .expect(200, 'tobi')
+  })
+
+  await t.test('directory type', async function (t) {
+    t.plan(5)
+
+    const app = http.createServer(async function (req, res) {
+      const { statusCode, headers, stream, type, metadata } = await send(req, req.url, { root: fixtures })
+      t.assert.deepStrictEqual(type, 'directory')
+      t.assert.ok(metadata.path)
+      t.assert.ok(!metadata.stat)
+      t.assert.ok(!metadata.error)
+      t.assert.ok(metadata.requestPath)
+      res.writeHead(statusCode, headers)
+      stream.pipe(res)
+    })
+
+    await request(app)
+      .get('/pets')
+      .expect('Location', '/pets/')
+      .expect(301)
+  })
+
+  await t.test('error type', async function (t) {
+    t.plan(5)
+
+    const app = http.createServer(async function (req, res) {
+      const { statusCode, headers, stream, type, metadata } = await send(req, req.url, { root: fixtures })
+      t.assert.deepStrictEqual(type, 'error')
+      t.assert.ok(!metadata.path)
+      t.assert.ok(!metadata.stat)
+      t.assert.ok(metadata.error)
+      t.assert.ok(!metadata.requestPath)
+      res.writeHead(statusCode, headers)
+      stream.pipe(res)
+    })
+
+    const path = Array(100).join('foobar')
+    await request(app)
+      .get('/' + path)
+      .expect(404)
+  })
+
+  await t.test('custom directory index view', async function (t) {
+    const app = http.createServer(async function (req, res) {
+      const { statusCode, headers, stream, type, metadata } = await send(req, req.url, { root: fixtures })
+      if (type === 'directory') {
+        const list = await readdir(metadata.path)
+        res.writeHead(200, { 'Content-Type': 'text/plain; charset=utf-8' })
+        res.end(list.join('\n') + '\n')
+      } else {
+        res.writeHead(statusCode, headers)
+        stream.pipe(res)
+      }
+    })
+
+    await request(app)
+      .get('/pets')
+      .expect('Content-Type', 'text/plain; charset=utf-8')
+      .expect(200, '.hidden.txt\nindex.html\n')
+  })
+
+  await t.test('serving from a root directory with custom error-handling', async function (t) {
+    const app = http.createServer(async function (req, res) {
+      const { statusCode, headers, stream, type, metadata } = await send(req, req.url, { root: fixtures })
+      switch (type) {
+        case 'directory': {
+          res.writeHead(301, {
+            Location: metadata.requestPath + '/'
+          })
+          res.end('Redirecting to ' + metadata.requestPath + '/')
+          break
+        }
+        case 'error': {
+          res.writeHead(metadata.error.status ?? 500, {})
+          res.end(metadata.error.message)
+          break
+        }
+        default: {
+          // serve all files for download
+          res.setHeader('Content-Disposition', 'attachment')
+          res.writeHead(statusCode, headers)
+          stream.pipe(res)
+        }
+      }
+    })
+
+    await request(app)
+      .get('/pets')
+      .expect('Location', '/pets/')
+      .expect(301)
+
+    await request(app)
+      .get('/not-exists')
+      .expect(404)
+
+    await request(app)
+      .get('/pets/index.html')
+      .expect('Content-Disposition', 'attachment')
+      .expect(200)
+  })
+})