NodeJS source (edit on github)

If you see a problem with the source submit a pull request on Github.

const dashboard = require('../../../../index.js')

module.exports = {
  auth: false,
  patch: async (req) => {
    if (!req.body) {
      throw new Error('invalid-username')
    }
    if (!req.body.username) {
      throw new Error('invalid-username')
    }
    if (!req.body.username || !req.body.username.length) {
      throw new Error('invalid-username')
    }
    if (global.minimumUsernameLength > req.body.username.length) {
      throw new Error('invalid-username-length')
    }
    if (!req.body.password || !req.body.password.length) {
      throw new Error('invalid-password')
    }
    if (global.minimumPasswordLength > req.body.password.length) {
      throw new Error('invalid-password-length')
    }
    let dashboardEncryptionKey = global.dashboardEncryptionKey
    if (req.server) {
      dashboardEncryptionKey = req.server.dashboardEncryptionKey || dashboardEncryptionKey
    }
    const usernameHash = await dashboard.Hash.sha512Hash(req.body.username, dashboardEncryptionKey)
    const accountid = await dashboard.Storage.read(`${req.appid}/map/usernames/${usernameHash}`)
    if (!accountid) {
      throw new Error('invalid-username')
    }
    const passwordHash = await dashboard.StorageObject.getProperty(`${req.appid}/account/${accountid}`, 'passwordHash')
    const validPassword = await dashboard.Hash.bcryptHashCompare(req.body.password, passwordHash, dashboardEncryptionKey)
    if (!validPassword) {
      throw new Error('invalid-password')
    }
    const query = req.query
    req.query = { accountid }
    const account = await global.api.administrator.Account.get(req)
    if (!account) {
      throw new Error('invalid-account')
    }
    if (!account.deleted) {
      throw new Error('invalid-account')
    }
    if (account.deleted < dashboard.Timestamp.now) {
      throw new Error('invalid-account')
    }
    await dashboard.StorageObject.removeProperty(`${req.appid}/account/${account.accountid}`, 'deleted')
    await dashboard.StorageList.remove(`${req.appid}/deleted/accounts`, account.accountid)
    req.account = account
    const accountNow = await global.api.user.Account.get(req)
    req.query = query
    return accountNow
  }
}

Test source (edit on github)

Tests perform real HTTP requests against a running Dashboard server.

/* eslint-env mocha */
const assert = require('assert')
const TestHelper = require('../../../../test-helper.js')

describe('/api/user/reset-account-deleted', () => {
  describe('exceptions', () => {
    describe('invalid-username', () => {
      it('missing posted username', async () => {
        const user = await TestHelper.createUser()
        await TestHelper.setDeleted(user)
        const req = TestHelper.createRequest('/api/user/reset-account-deleted')
        req.body = {
          username: '',
          password: 'password'
        }
        let errorMessage
        try {
          await req.patch()
        } catch (error) {
          errorMessage = error.message
        }
        assert.strictEqual(errorMessage, 'invalid-username')
      })

      it('invalid posted username', async () => {
        const user = await TestHelper.createUser()
        await TestHelper.setDeleted(user)
        const req = TestHelper.createRequest('/api/user/reset-account-deleted')
        req.body = {
          username: 'invalid',
          password: 'password'
        }
        let errorMessage
        try {
          await req.patch()
        } catch (error) {
          errorMessage = error.message
        }
        assert.strictEqual(errorMessage, 'invalid-username')
      })
    })

    describe('invalid-password', () => {
      it('missing posted password', async () => {
        const user = await TestHelper.createUser()
        await TestHelper.setDeleted(user)
        const req = TestHelper.createRequest('/api/user/reset-account-deleted')
        req.body = {
          username: 'username',
          password: ''
        }
        let errorMessage
        try {
          await req.patch()
        } catch (error) {
          errorMessage = error.message
        }
        assert.strictEqual(errorMessage, 'invalid-password')
      })

      it('invalid posted password', async () => {
        const user = await TestHelper.createUser()
        await TestHelper.setDeleted(user)
        const req = TestHelper.createRequest('/api/user/reset-account-deleted')
        req.body = {
          username: user.account.username,
          password: 'invalid'
        }
        let errorMessage
        try {
          await req.patch()
        } catch (error) {
          errorMessage = error.message
        }
        assert.strictEqual(errorMessage, 'invalid-password')
      })
    })

    describe('invalid-account', () => {
      it('credentialed account is not scheduled for deletion', async () => {
        const user = await TestHelper.createUser()
        const req = TestHelper.createRequest('/api/user/reset-account-deleted')
        req.account = user.account
        req.session = user.session
        req.body = {
          username: user.account.username,
          password: user.account.password
        }
        let errorMessage
        try {
          await req.patch()
        } catch (error) {
          errorMessage = error.message
        }
        assert.strictEqual(errorMessage, 'invalid-account')
      })
    })
  })

  describe('returns', () => {
    it('object', async () => {
      const user = await TestHelper.createUser()
      await TestHelper.setDeleted(user)
      const req = TestHelper.createRequest('/api/user/reset-account-deleted')
      req.body = {
        username: user.account.username,
        password: user.account.password
      }
      req.filename = __filename
      req.saveResponse = true
      const accountNow = await req.patch()
      assert.strictEqual(undefined, accountNow.deleted)
    })
  })
})