MO_Chat/Frameworks/FileKit/Tests/FileKitTests.swift

//
//  FileKitTests.swift
//  FileKitTests
//
//  The MIT License (MIT)
//
//  Copyright (c) 2015-2017 Nikolai Vazquez
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.
//
//  swiftlint:disable type_body_length
//  swiftlint:disable file_length
//

import XCTest
import FileKit

class FileKitTests: XCTestCase {

    // MARK: - Path

    class Delegate: NSObject, FileManagerDelegate {
        var expectedSourcePath: Path = ""
        var expectedDestinationPath: Path = ""
        func fileManager(
            _ fileManager: FileManager,
            shouldCopyItemAtPath srcPath: String,
            toPath dstPath: String
        ) -> Bool {
            XCTAssertEqual(srcPath, expectedSourcePath.rawValue)
            XCTAssertEqual(dstPath, expectedDestinationPath.rawValue)
            return true
        }
    }

    func testPathFileManagerDelegate() {
        do {
            var sourcePath = .userTemporary + "filekit_test_filemanager_delegate"
            let destinationPath = Path("\(sourcePath)1")
            try sourcePath.createFile()

            var delegate: Delegate {
                let delegate = Delegate()
                delegate.expectedSourcePath = sourcePath
                delegate.expectedDestinationPath = destinationPath
                return delegate
            }

            let d1 = delegate
            sourcePath.fileManagerDelegate = d1
            XCTAssertTrue(d1 === sourcePath.fileManagerDelegate)

            try sourcePath +>! destinationPath

            var secondSourcePath = sourcePath
            secondSourcePath.fileManagerDelegate = delegate
            XCTAssertFalse(sourcePath.fileManagerDelegate === secondSourcePath.fileManagerDelegate)
            try secondSourcePath +>! destinationPath

        } catch {
            XCTFail(String(describing: error))
        }

    }

    func testFindingPaths() {
        let homeFolders = Path.userHome.find(searchDepth: 0) { $0.isDirectory }
        XCTAssertFalse(homeFolders.isEmpty, "Home folder is not empty")

        let rootFiles = Path.root.find(searchDepth: 1) { !$0.isDirectory }
        XCTAssertFalse(rootFiles.isEmpty)
    }

    func testPathStringLiteralConvertible() {
        let a  = "/Users" as Path
        let b: Path = "/Users"
        let c = Path("/Users")
        XCTAssertEqual(a, b)
        XCTAssertEqual(a, c)
        XCTAssertEqual(b, c)
    }

    func testPathStringInterpolationConvertible() {
        let path: Path = "\(Path.userTemporary)/testfile_\(10)"
        XCTAssertEqual(path.rawValue, Path.userTemporary.rawValue + "/testfile_10")
    }

    func testPathEquality() {
        let a: Path = "~"
        let b: Path = "~/"
        let c: Path = "~//"
        let d: Path = "~/./"
        XCTAssertEqual(a, b)
        XCTAssertEqual(a, c)
        XCTAssertEqual(a, d)
    }

    func testStandardizingPath() {
        let a: Path = "~/.."
        let b: Path = "/Users"
        XCTAssertEqual(a.standardized, b.standardized)
    }

    func testPathIsDirectory() {
        let d = Path.systemApplications
        XCTAssertTrue(d.isDirectory)
    }

    func testSequence() {
        var i = 0
        let parent = Path.userTemporary
        for _ in parent {
            i += 1
        }
        print("\(i) files under \(parent)")

        i = 0
        for (_, _) in Path.userTemporary.enumerated() {
            i += 1
        }
    }

    func testPathExtension() {
        var path = Path.userTemporary + "file.txt"
        XCTAssertEqual(path.pathExtension, "txt")
        path.pathExtension = "pdf"
        XCTAssertEqual(path.pathExtension, "pdf")
    }

    func testPathParent() {
        let a: Path = "/"
        let b: Path = a + "Users"
        XCTAssertEqual(a, b.parent)
    }

    func testPathChildren() {
        let p: Path = "/Users"
        XCTAssertNotEqual(p.children(), [])
    }

    func testPathRecursiveChildren() {
        let p: Path = Path.userTemporary
        let children = p.children(recursive: true)
        XCTAssertNotEqual(children, [])
    }

    func testRoot() {

        let root = Path.root
        XCTAssertTrue(root.isRoot)

        XCTAssertEqual(root.standardized, root)
        XCTAssertEqual(root.parent, root)

        var p: Path = Path.userTemporary
        XCTAssertFalse(p.isRoot)

        while !p.isRoot { p = p.parent }
        XCTAssertTrue(p.isRoot)

        let empty = Path("")
        XCTAssertFalse(empty.isRoot)
        XCTAssertEqual(empty.standardized, empty)

        XCTAssertTrue(Path("/.").isRoot)
        XCTAssertTrue(Path("//").isRoot)
    }

    func testFamily() {
        let p: Path = Path.userTemporary
        let children = p.children()

        guard let child = children.first else {
            XCTFail("No child into \(p)")
            return
        }
        XCTAssertTrue(child.isAncestorOfPath(p))
        XCTAssertTrue(p.isChildOfPath(child))

        XCTAssertFalse(p.isAncestorOfPath(child))
        XCTAssertFalse(p.isAncestorOfPath(p))
        XCTAssertFalse(p.isChildOfPath(p))

        let directories = children.filter { $0.isDirectory }

        if let directory = directories.first, directory.children().isEmpty {
            try? (directory + "childOfChild").createDirectory()
        }

        guard let directory = directories.first, let childOfChild = directory.children().first else {
            XCTFail("No child of child into \(p)")
            return
        }
        XCTAssertTrue(childOfChild.isAncestorOfPath(p))
        XCTAssertFalse(p.isChildOfPath(childOfChild, recursive: false))
        XCTAssertTrue(p.isChildOfPath(childOfChild, recursive: true))


        // common ancestor
        XCTAssertTrue(p.commonAncestor(Path.root).isRoot)
        XCTAssertEqual(.userDownloads <^> .userDocuments, Path.userHome)
        XCTAssertEqual(("~/Downloads" <^> "~/Documents").rawValue, "~")
    }

    func testPathAttributes() {

        let a = .userTemporary + "test.txt"
        let b = .userTemporary + "TestDir"
        do {
            try "Hello there, sir" |> TextFile(path: a)
            try b.createDirectory()
        } catch {
            XCTFail(String(describing: error))
        }

        for p in [a, b] {
            print(String(describing: p.creationDate))
            print(String(describing: p.modificationDate))
            print(String(describing: p.ownerName))
            print(String(describing: p.ownerID))
            print(String(describing: p.groupName))
            print(String(describing: p.groupID))
            print(String(describing: p.extensionIsHidden))
            print(String(describing: p.posixPermissions))
            print(String(describing: p.fileReferenceCount))
            print(String(describing: p.fileSize))
            print(String(describing: p.filesystemFileNumber))
            print(String(describing: p.fileType))
            print("")
        }
    }

    func testPathSubscript() {
        let path = "~/Library/Preferences" as Path

        let a = path[0]
        XCTAssertEqual(a, "~")

        let b = path[2]
        XCTAssertEqual(b, path)
    }

    func testAddingPaths() {
        let a: Path = "~/Desktop"
        let b: Path = "Files"
        XCTAssertEqual(a + b, "~/Desktop/Files")
    }

    func testPathPlusEquals() {
        var a: Path = "~/Desktop"
        a += "Files"
        XCTAssertEqual(a, "~/Desktop/Files")
    }


    func testPathSymlinking() {
        do {
            let testDir: Path = .userTemporary + "filekit_test_symlinking"
            if testDir.exists && !testDir.isDirectory {
                try testDir.deleteFile()
                XCTAssertFalse(testDir.exists)
            }

            try testDir.createDirectory()
            XCTAssertTrue(testDir.exists)

            let testFile = TextFile(path: testDir + "test_file.txt")
            try "FileKit test" |> testFile
            XCTAssertTrue(testFile.exists)

            let symDir = testDir + "sym_dir"
            if symDir.exists && !symDir.isDirectory {
                try symDir.deleteFile()
            }
            try symDir.createDirectory()

            // "/temporary/symDir/test_file.txt"
            try testFile =>! symDir

            let symPath = symDir + testFile.name
            XCTAssertTrue(symPath.isSymbolicLink)

            let symPathContents = try String(contentsOfPath: symPath)
            XCTAssertEqual(symPathContents, "FileKit test")

            let symLink = testDir + "test_file_link.txt"
            try testFile =>! symLink
            XCTAssertTrue(symLink.isSymbolicLink)

            let symLinkContents = try String(contentsOfPath: symLink)
            XCTAssertEqual(symLinkContents, "FileKit test")

        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testPathOperators() {
        let p: Path = "~"
        let ps = p.standardized
        XCTAssertEqual(ps, p%)
        XCTAssertEqual(ps.parent, ps^)
    }

    func testCurrent() {
        let oldCurrent: Path = .current
        let newCurrent: Path = .userTemporary

        XCTAssertNotEqual(oldCurrent, newCurrent) // else there is no test

        Path.current = newCurrent
        XCTAssertEqual(Path.current, newCurrent)

        Path.current = oldCurrent
        XCTAssertEqual(Path.current, oldCurrent)
    }

    func testChangeDirectory() {
        Path.userTemporary.changeDirectory {
            XCTAssertEqual(Path.current, Path.userTemporary)
        }

        Path.userDesktop </> {
            XCTAssertEqual(Path.current, Path.userDesktop)
        }

        XCTAssertNotEqual(Path.current, Path.userTemporary)
    }

    func testVolumes() {
        var volumes = Path.volumes()
        XCTAssertFalse(volumes.isEmpty, "No volume")

        for volume in volumes {
            XCTAssertNotNil("\(volume)")
        }

        volumes = Path.volumes(.skipHiddenVolumes)
        XCTAssertFalse(volumes.isEmpty, "No visible volume")

        for volume in volumes {
            XCTAssertNotNil("\(volume)")
        }
    }

    func testURL() {
        let path: Path = .userTemporary
        let url = path.url
        if let pathFromURL = Path(url: url) {
            XCTAssertEqual(pathFromURL, path)

            let subPath = pathFromURL + "test"
            XCTAssertEqual(Path(url: url.appendingPathComponent("test")), subPath)
        } else {
            XCTFail("Not able to create Path from URL")
        }
    }

    func testBookmarkData() {
        let path: Path = .userTemporary
        XCTAssertNotNil(path.bookmarkData)

        if let bookmarkData = path.bookmarkData {
            if let pathFromBookmarkData = Path(bookmarkData: bookmarkData) {
                XCTAssertEqual(pathFromBookmarkData, path)
            } else {
                XCTFail("Not able to create Path from Bookmark Data")
            }
        }
    }

    func testGroupIdentifier() {
        let path = Path(groupIdentifier: "com.nikolaivazquez.FileKitTests")
        XCTAssertNotNil(path, "Not able to create Path from group identifier")
    }

    func testTouch() {
        let path: Path = .userTemporary + "filekit_test.touch"
        do {
            if path.exists { try path.deleteFile() }
            XCTAssertFalse(path.exists)

            try path.touch()
            XCTAssertTrue(path.exists)

            guard let modificationDate = path.modificationDate else {
                XCTFail("Failed to get modification date")
                return
            }

            sleep(1)

            try path.touch()

            guard let newModificationDate = path.modificationDate else {
                XCTFail("Failed to get modification date")
                return
            }

            XCTAssertTrue(modificationDate < newModificationDate)

        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testCreateDirectory() {
        let dir: Path = .userTemporary + "filekit_testdir"

        do {
            if dir.exists { try dir.deleteFile() }
        } catch {
            XCTFail(String(describing: error))
        }

        defer {
            do {
                if dir.exists { try dir.deleteFile() }
            } catch {
                XCTFail(String(describing: error))
            }
        }

        do {
            XCTAssertFalse(dir.exists)
            try dir.createDirectory()
            XCTAssertTrue(dir.exists)
        } catch {
            XCTFail(String(describing: error))
        }
        do {
            XCTAssertTrue(dir.exists)
            try dir.createDirectory(withIntermediateDirectories: false)
            XCTFail("must throw exception")
        } catch FileKitError.createDirectoryFail {
            print("Create directory fail ok")
        } catch {
            XCTFail("Unknown error: " + String(describing: error))
        }
        do {
            XCTAssertTrue(dir.exists)
            try dir.createDirectory(withIntermediateDirectories: true)
            XCTAssertTrue(dir.exists)
        } catch {
            XCTFail("Unexpected error: " + String(describing: error))
        }
    }

    func testWellKnownDirectories() {
        var paths: [Path] = [
            .userHome, .userTemporary, .userCaches, .userDesktop, .userDocuments,
            .userAutosavedInformation, .userDownloads, .userLibrary, .userMovies,
            .userMusic, .userPictures, .userApplicationSupport, .userApplications,
            .userSharedPublic
        ]
        paths += [
            .systemApplications, .systemApplicationSupport, .systemLibrary,
            .systemCoreServices, .systemPreferencePanes /* .systemPrinterDescription,*/
        ]
        #if os(OSX)
            paths += [.userTrash] // .userApplicationScripts (not testable)
        #endif

        for path in paths {
            XCTAssertTrue(path.exists, path.rawValue)
        }

        // all

        XCTAssertTrue(Path.allLibraries.contains(.userLibrary))
        XCTAssertTrue(Path.allLibraries.contains(.systemLibrary))
        XCTAssertTrue(Path.allApplications.contains(.userApplications))
        XCTAssertTrue(Path.allApplications.contains(.systemApplications))

        // temporary
        XCTAssertFalse(Path.processTemporary.exists)
        XCTAssertFalse(Path.uniqueTemporary.exists)
        XCTAssertNotEqual(Path.uniqueTemporary, Path.uniqueTemporary)
    }

    // MARK: - TextFile
    let testFilePath: Path = .userTemporary + "filekit_test.txt"
    let textFile = TextFile(path: .userTemporary + "filekit_test.txt")
    let textFileWithoutExt = TextFile(path: .userTemporary + "filekit_test")

    func testFileName() {
        XCTAssertEqual(TextFile(path: "/Users/").name, "Users")
    }

    func testTextFileExtension() {
        XCTAssertEqual(textFile.pathExtension, "txt")
    }

    func testTextFileWihoutExtension() {
        XCTAssertEqual(textFile.nameWithoutExtension, "filekit_test")
        XCTAssertEqual(textFileWithoutExt.nameWithoutExtension, "filekit_test")
    }

    func testTextFileExists() {
        do {
            try textFile.create()
            XCTAssertTrue(textFile.exists)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testWriteToTextFile() {
        do {
            try textFile.write("This is some test.")
            try textFile.write("This is another test.", atomically: false)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testTextFileOperators() {
        do {
            let text = "FileKit Test"

            try text |> textFile
            var contents = try textFile.read()
            XCTAssertTrue(contents.hasSuffix(text))

            try text |>> textFile
            contents = try textFile.read()
            XCTAssertTrue(contents.hasSuffix("\(text)\n\(text)"))

        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testTextFileStreamReader() {
        do {
            let expectedLines = [
                "Lorem ipsum dolor sit amet",
                "consectetur adipiscing elit",
                "Sed non risus"
            ]
            let separator = "\n"
            try expectedLines.joined(separator: separator) |> textFile
            
            let reader = try textFile.streamReader() 
            defer {
                reader.close()
            }
            var lines = [String]()
            for line in reader {
                lines.append(line)
            }
            XCTAssertEqual(expectedLines, lines)
            
        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testTextFileGrep() {
        do {
            let expectedLines = [
                "Lorem ipsum dolor sit amet",
                "consectetur adipiscing elit",
                "Sed non risus"
            ]
            let separator = "\n"
            try expectedLines.joined(separator: separator) |> textFile

            // all
            var result = textFile | "e"
            XCTAssertEqual(result, expectedLines)

            // not all
            result = textFile |- "e"
            XCTAssertTrue(result.isEmpty)

            // specific line
            result = textFile | "eli"
            XCTAssertEqual(result, [expectedLines[1]])

            // the other line
            result = textFile |- "eli"
            XCTAssertEqual(result, [expectedLines[0], expectedLines[2]])

            // regex
            result = textFile |~ "e.*i.*e.*"
            XCTAssertEqual(result, [expectedLines[0], expectedLines[1]])

            // this not a regex
            result = textFile | "e.*i.*e.*"
            XCTAssertTrue(result.isEmpty)

        } catch {
            XCTFail(String(describing: error))
        }
    }
    
    func testTextFileStreamWritter() {
        if testFilePath.exists {
            try? testFilePath.deleteFile()
        }
        do {
            let lines = [
                "Lorem ipsum dolor sit amet",
                "consectetur adipiscing elit",
                "Sed non risus"
            ]
            let separator = "\n"
            
            let writer = try textFile.streamWriter(separator)
            defer {
                writer.close()
            }
            for line in lines {
                let delim = line != lines.last
                writer.write(line: line, delim: delim)
            }
            
            let expected = try textFile.read()
            let expectedLines = expected.components(separatedBy: separator)
            XCTAssertEqual(expectedLines, lines)
            
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - FileType

    func testFileTypeComparable() {
        let textFile1 = TextFile(path: .userTemporary + "filekit_test_comparable1.txt")
        let textFile2 = TextFile(path: .userTemporary + "filekit_test_comparable2.txt")
        do {
            try "1234567890" |> textFile1
            try "12345"      |> textFile2
            XCTAssert(textFile1 > textFile2)

        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - FilePermissions

    func testFilePermissions() {
        let swift: Path = "/usr/bin/swift"
        if swift.exists {
            XCTAssertTrue(swift.filePermissions.contains([.read, .execute]))
        }

        let file: Path = .userTemporary + "filekit_test_filepermissions"

        do {
            try file.createFile()
            XCTAssertTrue(file.filePermissions.contains([.read, .write]))
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - DictionaryFile

    let nsDictionaryFile = NSDictionaryFile(path: .userTemporary + "filekit_test_nsdictionary.plist")

    func testWriteToNSDictionaryFile() {
        do {
            let dict = NSMutableDictionary()
            dict["FileKit" as NSString] = true
            dict["Hello" as NSString] = "World"

            try nsDictionaryFile.write(dict)
            let contents = try nsDictionaryFile.read()
            XCTAssertEqual(contents, dict)

        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - DictionaryFile

    let dictionaryFile = DictionaryFile<String, Any>(path: .userTemporary + "filekit_test_dictionary.plist")

    func testWriteToDictionaryFile() {
        do {
            var dict: [String: Any] = [:]
            dict["FileKit"] = true
            dict["Hello"] = "World"

            try dictionaryFile.write(dict)
            let contents = try dictionaryFile.read()

            XCTAssertEqual(contents.count, dict.count)

            for (kc, vc) in contents {
                let v = dict[kc]

                if let vb = v as? Bool , let vcb = vc as? Bool {
                    XCTAssertEqual(vb, vcb)
                }
                else if let vb = v as? String , let vcb = vc as? String {
                    XCTAssertEqual(vb, vcb)
                }
                else {
                    XCTFail("unknow type")
                }
            }

        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - ArrayFile

    let nsArrayFile = NSArrayFile(path: .userTemporary + "filekit_test_nsarray.plist")

    func testWriteToNSArrayFile() {
        do {
            let array: NSArray = ["ABCD", "WXYZ"]

            try nsArrayFile.write(array)
            let contents = try nsArrayFile.read()
            XCTAssertEqual(contents, array)

        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - ArrayFile

    let arrayFile = ArrayFile<String>(path: .userTemporary + "filekit_test_array.plist")

    func testWriteToArrayFile() {
        do {
            let array = ["ABCD", "WXYZ"]

            try arrayFile.write(array)
            let contents = try arrayFile.read()
            XCTAssertEqual(contents, array)

        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - NSDataFile

    let nsDataFile = NSDataFile(path: .userTemporary + "filekit_test_nsdata")

    func testWriteToNSDataFile() {
        do {
            let data = ("FileKit test" as NSString).data(using: String.Encoding.utf8.rawValue)! as NSData
            try nsDataFile.write(data)
            let contents = try nsDataFile.read()
            XCTAssertEqual(contents, data)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - DataFile

    let dataFile = DataFile(path: .userTemporary + "filekit_test_data")

    func testWriteToDataFile() {
        do {
            let data = "FileKit test".data(using: String.Encoding.utf8)!
            try dataFile.write(data)
            let contents = try dataFile.read()
            XCTAssertEqual(contents, data)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - String+FileKit

    let stringFile = File<String>(path: .userTemporary + "filekit_stringtest.txt")

    func testStringInitializationFromPath() {
        do {
            let message = "Testing string init..."
            try stringFile.write(message)
            let contents = try String(contentsOfPath: stringFile.path)
            XCTAssertEqual(contents, message)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testStringWriting() {
        do {
            let message = "Testing string writing..."
            try message.write(to: stringFile.path)
            let contents = try String(contentsOfPath: stringFile.path)
            XCTAssertEqual(contents, message)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - Image

    func testImageWriting() {
        let url = URL(string: "https://raw.githubusercontent.com/nvzqz/FileKit/assets/logo.png")!
        let img = Image(contentsOf: url) ?? Image()
        do {
            let path: Path = .userTemporary + "filekit_imagetest.png"
            try img.write(to: path)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    // MARK: - Watch

    func testWatch() {
        let pathToWatch = .userTemporary + "filekit_test_watch"
        let expectation = "event"
        let operation = {
            do {
                let message = "Testing file system event when writing..."
                try message.write(to: pathToWatch, atomically: false)
            } catch {
                XCTFail(String(describing: error))
            }
        }

        // Do watch test
        let expt = self.expectation(description: expectation)
        let watcher = pathToWatch.watch { event in
            print(event)
            // XXX here could check expected event type according to operation
            expt.fulfill()
        }
        defer {
            watcher.close()
        }
        operation()
        self.waitForExpectations(timeout: 10, handler: nil)
    }

    // MARK: - Codable

    func testJSONCodable() {
        let encodable = TestJSONCodable(string: "test", integer: 9)
        let path: Path = .userTemporary + "testcodable.json"
        let codableFile = File<TestJSONCodable>(path: path)

        do {
            try codableFile.write(encodable)
            let decodable: TestJSONCodable = try codableFile.read()
            XCTAssertEqual(decodable, encodable)
        } catch {
            XCTFail(String(describing: error))
        }
    }
    
    func testCodable() {
        let encodable = TestCodable(string: "test", integer: 9)
        let path: Path = .userTemporary + "testcodable.plist"

        do {
            try FileKit.write(encodable, to: path)
            let decodable: TestCodable = try FileKit.read(from: path)
            XCTAssertEqual(decodable, encodable)
        } catch {
            XCTFail(String(describing: error))
        }
    }

    func testCodableArray() {
        let encodable = [TestCodable(string: "test", integer: 9), TestCodable(string: "test3", integer: 8)]
        let path: Path = .userTemporary + "testcodablearray.plist"

        do {
            try FileKit.write(encodable, to: path)
            let decodable: [TestCodable] = try FileKit.read(from: path)
            XCTAssertEqual(decodable, encodable)
        } catch {
            XCTFail(String(describing: error))
        }
    }

}

// MARK: Test objects

struct TestCodable: Codable {
    let string: String
    let integer: Int
}

extension TestCodable: Equatable {
    static func == (l: TestCodable, r: TestCodable) -> Bool {
        return l.string == r.string && l.integer == r.integer
    }
}

struct TestJSONCodable: Codable {
    let string: String
    let integer: Int
}

extension TestJSONCodable: JSONWritable, JSONReadable {}

extension TestJSONCodable: Equatable {
    static func == (l: TestJSONCodable, r: TestJSONCodable) -> Bool {
        return l.string == r.string && l.integer == r.integer
    }
}

struct TestPropertyListCodable: Codable {
    let string: String
    let integer: Int
}

extension TestPropertyListCodable: PropertyListWritable, PropertyListReadable {}

extension TestPropertyListCodable: Equatable {
    static func == (l: TestPropertyListCodable, r: TestPropertyListCodable) -> Bool {
        return l.string == r.string && l.integer == r.integer
    }
}