Added additional unit tests for construction of objects containing deviceId property

server/objects/files/AudioFile.js

@@ -71,10 +71,13 @@ class AudioFile {
     }
   }
 
+  /**
+   * @param {{ index: any; ino: any; deviceId: any; metadata: any; addedAt: any; updatedAt: any; manuallyVerified: any; exclude: any; error: null; trackNumFromMeta: any; discNumFromMeta: any; trackNumFromFilename: any; cdNumFromFilename: undefined; discNumFromFilename: any; format: any; duration: any; bitRate: any; language: any; codec: null; timeBase: any; channels: any; channelLayout: any; chapters: any[]; embeddedCoverArt: null; metaTags: any; }} data
+   */
   construct(data) {
     this.index = data.index
     this.ino = data.ino
-    this.deviceId = data.dev
+    this.deviceId = data.deviceId
     this.metadata = new FileMetadata(data.metadata || {})
     this.addedAt = data.addedAt
     this.updatedAt = data.updatedAt

server/objects/files/EBookFile.js

@@ -1,6 +1,9 @@
 const FileMetadata = require('../metadata/FileMetadata')
 
 class EBookFile {
+  /**
+   * @param {{ ino: any; deviceId: any; isSupplementary?: boolean; addedAt?: number; updatedAt?: number; metadata?: { filename: string; ext: string; path: string; relPath: string; size: number; mtimeMs: number; ctimeMs: number; birthtimeMs: number; }; libraryFolderId?: any; libraryId?: any; mediaType?: any; mtimeMs?: any; ctimeMs?: any; birthtimeMs?: any; path?: any; relPath?: any; isFile?: any; mediaMetadata?: any; libraryFiles?: any; }} file
+   */
   constructor(file) {
     this.ino = null
     this.deviceId = null
@@ -14,9 +17,12 @@ class EBookFile {
     }
   }
 
+  /**
+   * @param {{ ino: any; deviceId: any; isSupplementary?: boolean | undefined; addedAt: any; updatedAt: any; metadata: any; libraryFolderId?: any; libraryId?: any; mediaType?: any; mtimeMs?: any; ctimeMs?: any; birthtimeMs?: any; path?: any; relPath?: any; isFile?: any; mediaMetadata?: any; libraryFiles?: any; ebookFormat?: any; }} file
+   */
   construct(file) {
     this.ino = file.ino
-    this.deviceId = file.dev
+    this.deviceId = file.deviceId
     this.metadata = new FileMetadata(file.metadata)
     this.ebookFormat = file.ebookFormat || this.metadata.format
     this.addedAt = file.addedAt

server/objects/files/LibraryFile.js

@@ -4,6 +4,9 @@ const globals = require('../../utils/globals')
 const FileMetadata = require('../metadata/FileMetadata')
 
 class LibraryFile {
+  /**
+   * @param {{ ino: any; deviceId: any; metadata?: { filename: any; ext: any; path: any; relPath: any; size: any; mtimeMs: any; ctimeMs: any; birthtimeMs: any; } | { filename: string; ext: string; path: string; relPath: string; size: number; mtimeMs: number; ctimeMs: number; birthtimeMs: number; } | null; isSupplementary?: any; addedAt?: any; updatedAt?: any; fileType?: string; libraryFolderId?: any; libraryId?: any; mediaType?: any; mtimeMs?: any; ctimeMs?: any; birthtimeMs?: any; path?: any; relPath?: any; isFile?: any; mediaMetadata?: any; libraryFiles?: any; } | undefined} [file]
+   */
   constructor(file) {
     this.ino = null
     this.deviceId = null

server/scanner/LibraryItemScanData.js

@@ -5,11 +5,11 @@ const globals = require('../utils/globals')
 
 class LibraryItemScanData {
   /**
-   * @typedef LibraryFileModifiedObject
+   * @typedef {Object} LibraryFileModifiedObject
    * @property {LibraryItem.LibraryFileObject} old
    * @property {LibraryItem.LibraryFileObject} new
+   * @param {{ libraryFolderId: any; libraryId: any; mediaType: any; ino: any; deviceId: any; mtimeMs: any; ctimeMs: any; birthtimeMs: any; path: any; relPath: any; isFile: any; mediaMetadata: any; libraryFiles: any; }} data
    */
-
   constructor(data) {
     /** @type {string} */
     this.libraryFolderId = data.libraryFolderId
@@ -20,7 +20,7 @@ class LibraryItemScanData {
     /** @type {string} */
     this.ino = data.ino
     /** @type {string} */
-    this.deviceId = data.dev
+    this.deviceId = data.deviceId
     /** @type {number} */
     this.mtimeMs = data.mtimeMs
     /** @type {number} */
@@ -179,8 +179,8 @@ class LibraryItemScanData {
   /**
    *
    * @param {LibraryItem} existingLibraryItem
-   * @param {import('./LibraryScan')} libraryScan
-   * @returns {boolean} true if changes found
+   * @param {import('./LibraryScan') | import('./ScanLogger')} libraryScan
+   * @returns {Promise<boolean>} true if changes found
    */
   async checkLibraryItemData(existingLibraryItem, libraryScan) {
     const keysToCompare = ['libraryFolderId', 'ino', 'deviceId', 'path', 'relPath', 'isFile']

server/scanner/LibraryItemScanner.js

@@ -23,7 +23,7 @@ class LibraryItemScanner {
    * Scan single library item
    *
    * @param {string} libraryItemId
-   * @param {{relPath:string, path:string}} [updateLibraryItemDetails] used by watcher when item folder was renamed
+   * @param {{relPath:string, path:string, isFile: boolean}} [updateLibraryItemDetails] used by watcher when item folder was renamed
    * @returns {number} ScanResult
    */
   async scanLibraryItem(libraryItemId, updateLibraryItemDetails = null) {
@@ -190,7 +190,7 @@ class LibraryItemScanner {
    * @param {import('../models/Library')} library
    * @param {import('../models/LibraryFolder')} folder
    * @param {boolean} isSingleMediaItem
-   * @returns {Promise<LibraryItem>} ScanResult
+   * @returns {Promise<LibraryItem | null>} ScanResult
    */
   async scanPotentialNewLibraryItem(libraryItemPath, library, folder, isSingleMediaItem) {
     const libraryItemScanData = await this.getLibraryItemScanData(libraryItemPath, library, folder, isSingleMediaItem)
@@ -209,6 +209,13 @@ class LibraryItemScanner {
 }
 module.exports = new LibraryItemScanner()
 
+/**
+ * @param {{ path?: any; relPath?: any; mediaMetadata?: any; }} libraryItemData
+ * @param {import("../models/LibraryFolder")} folder
+ * @param {import("../models/Library")} library
+ * @param {boolean} isSingleMediaItem
+ * @param {LibraryFile[]} libraryFiles
+ */
 async function buildLibraryItemScanData(libraryItemData, folder, library, isSingleMediaItem, libraryFiles) {
   const libraryItemStats = await fileUtils.getFileTimestampsWithIno(libraryItemData.path)
   return new LibraryItemScanData({

test/server/MockDatabase.js

@@ -0,0 +1,122 @@
+const Database = require('../../server/Database')
+const { Sequelize } = require('sequelize')
+const LibraryFile = require('../../server/objects/files/LibraryFile')
+const fileUtils = require('../../server/utils/fileUtils')
+const sinon = require('sinon')
+
+async function loadTestDatabase(mockFileInfo) {
+  let libraryItem1Id, libraryItem2Id
+
+  let fileInfo = mockFileInfo || getMockFileInfo()
+  let bookLibraryFiles = fileInfo.keys().reduce((acc, key) => {
+    let bookfile = new LibraryFile()
+    bookfile.setDataFromPath(key, key)
+    acc.push(bookfile)
+    return acc
+  }, [])
+
+  global.ServerSettings = {}
+  Database.sequelize = new Sequelize({
+    dialect: 'sqlite',
+    storage: ':memory:',
+    // Choose one of the logging options
+    logging: (...msg) => console.log(msg),
+    logQueryParameters: true
+  })
+  Database.sequelize.uppercaseFirst = (str) => (str ? `${str[0].toUpperCase()}${str.substr(1)}` : '')
+  await Database.buildModels()
+
+  const newLibrary = await Database.libraryModel.create({ name: 'Test Library', mediaType: 'book' })
+  const newLibraryFolder = await Database.libraryFolderModel.create({ path: '/test', libraryId: newLibrary.id })
+  const newLibraryFolder2 = await Database.libraryFolderModel.create({ path: '/mnt/drive', libraryId: newLibrary.id })
+
+  const newBook = await Database.bookModel.create({ title: 'Test Book', audioFiles: [], tags: [], narrators: [], genres: [], chapters: [] })
+  const newLibraryItem = await Database.libraryItemModel.create(buildBookLibraryItemParams(bookLibraryFiles[0], newBook.id, newLibrary.id, newLibraryFolder.id))
+  libraryItem1Id = newLibraryItem.id
+
+  const newBook2 = await Database.bookModel.create({ title: 'Test Book 2', audioFiles: [], tags: [], narrators: [], genres: [], chapters: [] })
+  const newLibraryItem2 = await Database.libraryItemModel.create(buildBookLibraryItemParams(bookLibraryFiles[1], newBook2.id, newLibrary.id, newLibraryFolder2.id))
+  libraryItem2Id = newLibraryItem2.id
+
+  return newLibrary
+}
+exports.loadTestDatabase = loadTestDatabase
+
+/** @returns {Map<string, import('fs').Stats>} */
+function getMockFileInfo() {
+  // @ts-ignore
+  return new Map([
+    ['/test/file.pdf', { path: '/test/file.pdf', isDirectory: () => false, size: 1024, mtimeMs: Date.now(), ino: '1', dev: '100' }],
+    ['/mnt/drive/file-same-ino-different-dev.pdf', { path: '/mnt/drive/file-same-ino-different-dev.pdf', isDirectory: () => false, size: 42, mtimeMs: Date.now(), ino: '1', dev: '200' }]
+  ])
+}
+
+exports.getMockFileInfo = getMockFileInfo
+/** @returns {Map<string, import('fs').Stats>} */
+// this has the same data as above except one file has been renamed
+function getRenamedMockFileInfo() {
+  // @ts-ignore
+  return new Map([
+    ['/test/file-renamed.pdf', { path: '/test/file-renamed.pdf', isDirectory: () => false, size: 1024, mtimeMs: Date.now(), ino: '1', dev: '100' }],
+    ['/mnt/drive/file-same-ino-different-dev.pdf', { path: '/mnt/drive/file-same-ino-different-dev.pdf', isDirectory: () => false, size: 42, mtimeMs: Date.now(), ino: '1', dev: '200' }]
+  ])
+}
+exports.getRenamedMockFileInfo = getRenamedMockFileInfo
+
+/**
+ * @param {LibraryFile} libraryFile
+ * @param {any} bookId
+ * @param {string} libraryId
+ * @param {any} libraryFolderId
+ */
+function buildBookLibraryItemParams(libraryFile, bookId, libraryId, libraryFolderId) {
+  return {
+    path: libraryFile.metadata?.path,
+    isFile: true,
+    ino: libraryFile.ino,
+    deviceId: libraryFile.deviceId,
+    libraryFiles: [libraryFile.toJSON()],
+    mediaId: bookId,
+    mediaType: 'book',
+    libraryId: libraryId,
+    libraryFolderId: libraryFolderId
+  }
+}
+exports.buildBookLibraryItemParams = buildBookLibraryItemParams
+
+function stubFileUtils() {
+  let getInoStub, getDeviceIdStub, getFileTimestampsWithInoStub
+  getInoStub = sinon.stub(fileUtils, 'getIno')
+  getInoStub.callsFake((path) => {
+    const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
+    const stats = getMockFileInfo().get(normalizedPath)
+    if (stats) {
+      return stats.ino
+    } else {
+      return null
+    }
+  })
+
+  getDeviceIdStub = sinon.stub(fileUtils, 'getDeviceId')
+  getDeviceIdStub.callsFake(async (path) => {
+    const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
+    const stats = getMockFileInfo().get(normalizedPath)
+    if (stats) {
+      return stats.dev
+    } else {
+      return null
+    }
+  })
+
+  getFileTimestampsWithInoStub = sinon.stub(fileUtils, 'getFileTimestampsWithIno')
+  getFileTimestampsWithInoStub.callsFake(async (path) => {
+    const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
+    const stats = getMockFileInfo().get(normalizedPath)
+    if (stats) {
+      return stats
+    } else {
+      return null
+    }
+  })
+}
+exports.stubFileUtils = stubFileUtils

test/server/objects/SimilarLibraryFileObjects.test.js

@@ -1,9 +1,115 @@
+const chai = require('chai')
+const expect = chai.expect
+const sinon = require('sinon')
+
+const Path = require('path')
+const Database = require('../../../server/Database')
+const { loadTestDatabase, stubFileUtils, getMockFileInfo } = require('../MockDatabase')
+
+// TODO: all of these classes duplicate each other.
 const LibraryFile = require('../../../server/objects/files/LibraryFile')
 const EBookFile = require('../../../server/objects/files/EBookFile')
 const AudioFile = require('../../../server/objects/files/AudioFile')
-const LibraryItem = require('../../../server/models/LibraryItem')
 const LibraryItemScanData = require('../../../server/scanner/LibraryItemScanData')
+const FileMetadata = require('../../../server/objects/metadata/FileMetadata')
 
-// TODO: all of these duplicate each other. Need to verify that deviceId is set on each when constructing. And that deviceId is populated when using toJSON()
+const fileProperties = buildFileProperties()
+const lf = new LibraryFile(fileProperties)
+const ebf = new EBookFile(fileProperties)
+const af = new AudioFile(fileProperties)
 
-// TODO: check that any libraryFiles properties set to JSON contain a LibraryFile which has a deviceId property
+describe('ObjectSetsDeviceIdWhenConstructed', function () {
+  this.timeout(0)
+  beforeEach(async () => {
+    stubFileUtils()
+    await loadTestDatabase()
+  })
+
+  afterEach(() => {
+    sinon.restore()
+  })
+
+  const lisd = new LibraryItemScanData(fileProperties)
+
+  const objects = [lf, ebf, af, lisd]
+
+  objects.forEach((obj) => {
+    it(`${obj.constructor.name}SetsDeviceIdWhenConstructed`, () => {
+      expect(obj.ino).to.equal(fileProperties.ino)
+      expect(obj.deviceId).to.equal(fileProperties.deviceId)
+    })
+  })
+
+  it('LibraryItemSetsDeviceIdWhenConstructed', async () => {
+    const mockFileInfo = getMockFileInfo().get('/test/file.pdf')
+
+    /** @type {import('../../../server/models/LibraryItem') | null} */
+    const li = await Database.libraryItemModel.findOneExpanded({
+      path: '/test/file.pdf'
+    })
+
+    expect(li?.ino).to.equal(mockFileInfo?.ino)
+    expect(li?.deviceId).to.equal(mockFileInfo?.dev)
+  })
+
+  it('LibraryFileJSONHasDeviceId', async () => {
+    const mockFileInfo = getMockFileInfo().get('/test/file.pdf')
+
+    /** @type {import('../../../server/models/LibraryItem') | null} */
+    const li = await Database.libraryItemModel.findOneExpanded({
+      path: '/test/file.pdf'
+    })
+
+    const lf_json = li?.libraryFiles[0]
+    expect(lf_json).to.not.be.null
+    expect(lf_json?.deviceId).to.equal(mockFileInfo?.dev)
+  })
+})
+
+describe('ObjectSetsDeviceIdWhenSerialized', () => {
+  const objects = [lf, ebf, af]
+  objects.forEach((obj) => {
+    it(`${obj.constructor.name}SetsDeviceIdWhenSerialized`, () => {
+      const obj_json = obj.toJSON()
+      expect(obj_json.ino).to.equal(fileProperties.ino)
+      expect(obj_json.deviceId).to.equal(fileProperties.deviceId)
+    })
+  })
+})
+
+/** @returns {{ libraryFolderId: any; libraryId: any; mediaType: any; ino: any; deviceId: any; mtimeMs: any; ctimeMs: any; birthtimeMs: any; path: any; relPath: any; isFile: any; mediaMetadata: any; libraryFiles: any; }} */
+function buildFileProperties() {
+  const path = '/tmp/foo.epub'
+  const metadata = new FileMetadata()
+  metadata.filename = Path.basename(path)
+  metadata.path = path
+  metadata.relPath = path
+  metadata.ext = Path.extname(path)
+
+  return {
+    ino: '12345',
+    deviceId: '9876',
+    metadata: metadata,
+    isSupplementary: false,
+    addedAt: Date.now(),
+    updatedAt: Date.now()
+  }
+}
+
+function buildLibraryItemProperties(fileProperties) {
+  return {
+    id: '7792E90F-D526-4636-8A38-EA8342E71FEE',
+    path: fileProperties.path,
+    relPath: fileProperties.path,
+    isFile: true,
+    ino: fileProperties.ino,
+    deviceId: fileProperties.dev,
+    libraryFiles: [],
+    mediaId: '7195803A-9974-46E4-A7D1-7A6E1AD7FD4B',
+    mediaType: 'book',
+    libraryId: '907DA361-67E4-47CF-9C67-C8E2E5CA1B15',
+    libraryFolderId: 'E2216F60-8ABF-4E55-BA83-AD077EB907F3',
+    createdAt: Date.now(),
+    updatedAt: Date.now()
+  }
+}

test/server/scanner/LibraryItemScanner.test.js

@@ -1 +1,70 @@
-// TODO: test buildLibraryItemScanData
+const chai = require('chai')
+const expect = chai.expect
+const sinon = require('sinon')
+const rewire = require('rewire')
+const Path = require('path')
+
+const { stubFileUtils, getMockFileInfo, loadTestDatabase } = require('../MockDatabase')
+
+const LibraryFile = require('../../../server/objects/files/LibraryFile')
+const FileMetadata = require('../../../server/objects/metadata/FileMetadata')
+const LibraryFolder = require('../../../server/models/LibraryFolder')
+
+describe('buildLibraryItemScanData', () => {
+  let testLibrary = null
+  beforeEach(async () => {
+    stubFileUtils()
+    testLibrary = await loadTestDatabase()
+  })
+
+  afterEach(() => {
+    sinon.restore()
+  })
+
+  it('setsDeviceId', async () => {
+    const libraryItemScanner = rewire('../../../server/scanner/LibraryItemScanner')
+
+    /**
+     * @param {{ path?: any; relPath?: any; mediaMetadata?: any; }} libraryItemData
+     * @param {import("../../../server/models/LibraryFolder")} folder
+     * @param {import("../../../server/models/Library")} library
+     * @param {boolean} isSingleMediaItem
+     * @param {LibraryFile[]} libraryFiles
+     * @return {import('../../../server/scanner/LibraryItemScanData') | null}
+     * */
+    const buildLibraryItemScanData = libraryItemScanner.__get__('buildLibraryItemScanData')
+
+    const mockFileInfo = getMockFileInfo().get('/test/file.pdf')
+    const lf = new LibraryFile()
+    var fileMetadata = new FileMetadata()
+    fileMetadata.setData(mockFileInfo)
+    fileMetadata.filename = Path.basename(mockFileInfo?.path)
+    fileMetadata.path = mockFileInfo?.path
+    fileMetadata.relPath = mockFileInfo?.path
+    fileMetadata.ext = Path.extname(mockFileInfo?.path)
+    lf.ino = mockFileInfo?.ino
+    lf.deviceId = mockFileInfo?.dev
+    lf.metadata = fileMetadata
+    lf.addedAt = Date.now()
+    lf.updatedAt = Date.now()
+    lf.metadata = fileMetadata
+
+    const libraryItemData = {
+      path: mockFileInfo?.path, // full path
+      relPath: mockFileInfo?.path, // only filename
+      mediaMetadata: {
+        title: Path.basename(mockFileInfo?.path, Path.extname(mockFileInfo?.path))
+      }
+    }
+
+    const scanData = await buildLibraryItemScanData(libraryItemData, buildLibraryFolder(), testLibrary, true, [lf.toJSON()])
+
+    expect(scanData).to.not.be.null
+    expect(scanData.deviceId).to.equal(mockFileInfo?.dev)
+  })
+})
+
+/** @return {import("../../../server/models/LibraryFolder")} folder */
+function buildLibraryFolder() {
+  return new LibraryFolder()
+}

test/server/scanner/LibraryScanner.test.js

@@ -3,49 +3,18 @@ const expect = chai.expect
 const sinon = require('sinon')
 const rewire = require('rewire')
 const fileUtils = require('../../../server/utils/fileUtils')
-const Database = require('../../../server/Database')
-const { Sequelize } = require('sequelize')
 const LibraryFile = require('../../../server/objects/files/LibraryFile')
 const LibraryItem = require('../../../server/models/LibraryItem')
 const FileMetadata = require('../../../server/objects/metadata/FileMetadata')
 const Path = require('path')
+const Database = require('../../../server/Database')
+const { stubFileUtils, loadTestDatabase, getMockFileInfo, getRenamedMockFileInfo, buildBookLibraryItemParams } = require('../MockDatabase')
 
 describe('LibraryScanner', () => {
-  let getInoStub, getDeviceIdStub, getFileTimestampsWithInoStub, LibraryScanner, testLibrary
+  let LibraryScanner, testLibrary
 
   beforeEach(async () => {
-    getInoStub = sinon.stub(fileUtils, 'getIno')
-    getInoStub.callsFake((path) => {
-      const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
-      const stats = getMockFileInfo().get(normalizedPath)
-      if (stats) {
-        return stats.ino
-      } else {
-        return null
-      }
-    })
-
-    getDeviceIdStub = sinon.stub(fileUtils, 'getDeviceId')
-    getDeviceIdStub.callsFake(async (path) => {
-      const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
-      const stats = getMockFileInfo().get(normalizedPath)
-      if (stats) {
-        return stats.dev
-      } else {
-        return null
-      }
-    })
-
-    getFileTimestampsWithInoStub = sinon.stub(fileUtils, 'getFileTimestampsWithIno')
-    getFileTimestampsWithInoStub.callsFake(async (path) => {
-      const normalizedPath = fileUtils.filePathToPOSIX(path).replace(/\/$/, '')
-      const stats = getMockFileInfo().get(normalizedPath)
-      if (stats) {
-        return stats
-      } else {
-        return null
-      }
-    })
+    stubFileUtils()
 
     LibraryScanner = rewire('../../../server/scanner/LibraryScanner')
   })
@@ -245,79 +214,3 @@ describe('LibraryScanner', () => {
     let ItemToItemInoMatch = LibraryScanner.__get__('ItemToItemInoMatch')
   })
 })
-
-async function loadTestDatabase(mockFileInfo) {
-  let libraryItem1Id, libraryItem2Id
-
-  let fileInfo = mockFileInfo || getMockFileInfo()
-  let bookLibraryFiles = fileInfo.keys().reduce((acc, key) => {
-    let bookfile = new LibraryFile()
-    bookfile.setDataFromPath(key, key)
-    acc.push(bookfile)
-    return acc
-  }, [])
-
-  global.ServerSettings = {}
-  Database.sequelize = new Sequelize({
-    dialect: 'sqlite',
-    storage: ':memory:',
-    // Choose one of the logging options
-    logging: (...msg) => console.log(msg),
-    logQueryParameters: true
-  })
-  Database.sequelize.uppercaseFirst = (str) => (str ? `${str[0].toUpperCase()}${str.substr(1)}` : '')
-  await Database.buildModels()
-
-  const newLibrary = await Database.libraryModel.create({ name: 'Test Library', mediaType: 'book' })
-  const newLibraryFolder = await Database.libraryFolderModel.create({ path: '/test', libraryId: newLibrary.id })
-  const newLibraryFolder2 = await Database.libraryFolderModel.create({ path: '/mnt/drive', libraryId: newLibrary.id })
-
-  const newBook = await Database.bookModel.create({ title: 'Test Book', audioFiles: [], tags: [], narrators: [], genres: [], chapters: [] })
-  const newLibraryItem = await Database.libraryItemModel.create(buildBookLibraryItemParams(bookLibraryFiles[0], newBook.id, newLibrary.id, newLibraryFolder.id))
-  libraryItem1Id = newLibraryItem.id
-
-  const newBook2 = await Database.bookModel.create({ title: 'Test Book 2', audioFiles: [], tags: [], narrators: [], genres: [], chapters: [] })
-  const newLibraryItem2 = await Database.libraryItemModel.create(buildBookLibraryItemParams(bookLibraryFiles[1], newBook2.id, newLibrary.id, newLibraryFolder2.id))
-  libraryItem2Id = newLibraryItem2.id
-
-  return newLibrary
-}
-
-/**
- * @param {LibraryFile} libraryFile
- * @param {any} bookId
- * @param {string} libraryId
- * @param {any} libraryFolderId
- */
-function buildBookLibraryItemParams(libraryFile, bookId, libraryId, libraryFolderId) {
-  return {
-    path: libraryFile.metadata.path,
-    isFile: true,
-    ino: libraryFile.ino,
-    deviceId: libraryFile.deviceId,
-    libraryFiles: [libraryFile.toJSON()],
-    mediaId: bookId,
-    mediaType: 'book',
-    libraryId: libraryId,
-    libraryFolderId: libraryFolderId
-  }
-}
-
-/** @returns {Map<string, import('fs').Stats>} */
-function getMockFileInfo() {
-  // @ts-ignore
-  return new Map([
-    ['/test/file.pdf', { path: '/test/file.pdf', isDirectory: () => false, size: 1024, mtimeMs: Date.now(), ino: '1', dev: '100' }],
-    ['/mnt/drive/file-same-ino-different-dev.pdf', { path: '/mnt/drive/file-same-ino-different-dev.pdf', isDirectory: () => false, size: 42, mtimeMs: Date.now(), ino: '1', dev: '200' }]
-  ])
-}
-
-/** @returns {Map<string, import('fs').Stats>} */
-// this has the same data as above except one file has been renamed
-function getRenamedMockFileInfo() {
-  // @ts-ignore
-  return new Map([
-    ['/test/file-renamed.pdf', { path: '/test/file-renamed.pdf', isDirectory: () => false, size: 1024, mtimeMs: Date.now(), ino: '1', dev: '100' }],
-    ['/mnt/drive/file-same-ino-different-dev.pdf', { path: '/mnt/drive/file-same-ino-different-dev.pdf', isDirectory: () => false, size: 42, mtimeMs: Date.now(), ino: '1', dev: '200' }]
-  ])
-}