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https://github.com/nicoverbruggen/phpmon.git
synced 2025-08-06 03:20:09 +02:00
🐛 Serial dispatch queue for test FS
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@ -18,11 +18,11 @@ class TestableFileSystem: FileSystemProtocol {
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self.files = files
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// Ensure that each of the ~ characters are replaced with the home directory path
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for key in self.files.keys where key.contains("~") {
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self.files.renameKey(
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fromKey: key,
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toKey: key.replacingOccurrences(of: "~", with: self.homeDirectory)
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)
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accessQueue.sync {
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for (key, value) in files {
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let adjustedKey = key.contains("~") ? key.replacingOccurrences(of: "~", with: self.homeDirectory) : key
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self.files[adjustedKey] = value
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}
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}
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// Ensure that intermediate directories are created
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@ -46,38 +46,49 @@ class TestableFileSystem: FileSystemProtocol {
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*/
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private(set) var homeDirectory = "/Users/fake"
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/**
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Serial dispatch queue for ensuring thread-safe access to the `files` dictionary.
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*/
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private let accessQueue = DispatchQueue(label: "com.testablefilesystem.accessQueue")
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// MARK: - Basics
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func createDirectory(_ path: String, withIntermediateDirectories: Bool) throws {
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let path = path.replacingTildeWithHomeDirectory
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if files[path] != nil {
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throw TestableFileSystemError.alreadyExists
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try accessQueue.sync {
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if files[path] != nil {
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throw TestableFileSystemError.alreadyExists
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}
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self.createIntermediateDirectories(path)
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self.files[path] = .fake(.directory)
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}
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self.createIntermediateDirectories(path)
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self.files[path] = .fake(.directory)
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}
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func writeAtomicallyToFile(_ path: String, content: String) throws {
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let path = path.replacingTildeWithHomeDirectory
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if files[path] != nil {
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throw TestableFileSystemError.alreadyExists
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}
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try accessQueue.sync {
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if files[path] != nil {
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throw TestableFileSystemError.alreadyExists
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}
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self.files[path] = .fake(.text, content)
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self.files[path] = .fake(.text, content)
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}
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}
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func getStringFromFile(_ path: String) throws -> String {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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return try accessQueue.sync {
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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return file.content ?? ""
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return file.content ?? ""
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}
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}
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func getShallowContentsOfDirectory(_ path: String) throws -> [String] {
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@ -88,32 +99,36 @@ class TestableFileSystem: FileSystemProtocol {
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seek = "\(seek)/"
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}
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return self.files.keys
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.filter { $0.hasPrefix(seek) }
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.map { $0.replacingOccurrences(of: seek, with: "") }
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.filter { !$0.contains("/") }
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return accessQueue.sync {
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self.files.keys
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.filter { $0.hasPrefix(seek) }
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.map { $0.replacingOccurrences(of: seek, with: "") }
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.filter { !$0.contains("/") }
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}
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}
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func getDestinationOfSymlink(_ path: String) throws -> String {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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return try accessQueue.sync {
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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if file.type != .symlink {
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throw TestableFileSystemError.notSymlink
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}
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if file.type != .symlink {
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throw TestableFileSystemError.notSymlink
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}
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guard let pathToSymlink = file.content else {
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throw TestableFileSystemError.invalidSymlink
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}
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guard let pathToSymlink = file.content else {
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throw TestableFileSystemError.invalidSymlink
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}
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if !files.keys.contains(pathToSymlink) {
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throw TestableFileSystemError.invalidSymlink
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}
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if !files.keys.contains(pathToSymlink) {
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throw TestableFileSystemError.invalidSymlink
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}
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return pathToSymlink
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return pathToSymlink
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}
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}
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// MARK: - Move & Delete Files
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@ -122,27 +137,31 @@ class TestableFileSystem: FileSystemProtocol {
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let path = path.replacingTildeWithHomeDirectory
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let newPath = newPath.replacingTildeWithHomeDirectory
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self.files.keys.forEach { key in
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if key.hasPrefix(path) {
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self.files.renameKey(
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fromKey: key,
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toKey: key.replacingOccurrences(of: path, with: newPath)
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)
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accessQueue.sync {
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self.files.keys.forEach { key in
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if key.hasPrefix(path) {
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self.files.renameKey(
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fromKey: key,
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toKey: key.replacingOccurrences(of: path, with: newPath)
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)
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}
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}
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}
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self.files.renameKey(fromKey: path, toKey: newPath)
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self.files.renameKey(fromKey: path, toKey: newPath)
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}
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}
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func remove(_ path: String) throws {
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// Remove recursively
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self.files.keys.forEach { key in
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if key.hasPrefix(path) {
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self.files.removeValue(forKey: key)
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accessQueue.sync {
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// Remove recursively
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self.files.keys.forEach { key in
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if key.hasPrefix(path) {
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self.files.removeValue(forKey: key)
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}
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}
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}
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self.files.removeValue(forKey: path)
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self.files.removeValue(forKey: path)
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}
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}
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// MARK: — Attributes
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@ -150,11 +169,13 @@ class TestableFileSystem: FileSystemProtocol {
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func makeExecutable(_ path: String) throws {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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try accessQueue.sync {
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guard let file = files[path] else {
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throw TestableFileSystemError.fileMissing
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}
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file.type = .binary
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file.type = .binary
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}
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}
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// MARK: - Checks
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@ -162,93 +183,107 @@ class TestableFileSystem: FileSystemProtocol {
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func isExecutableFile(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path.replacingTildeWithHomeDirectory] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path.replacingTildeWithHomeDirectory] else {
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return false
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}
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return file.type == .binary
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return file.type == .binary
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}
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}
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func isWriteableFile(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path.replacingTildeWithHomeDirectory] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path.replacingTildeWithHomeDirectory] else {
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return false
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}
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return !file.readOnly
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return !file.readOnly
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}
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}
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func anyExists(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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return files.keys.contains(path)
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return accessQueue.sync {
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files.keys.contains(path)
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}
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}
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func fileExists(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path] else {
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return false
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}
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return [.binary, .symlink, .text].contains(file.type)
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return [.binary, .symlink, .text].contains(file.type)
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}
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}
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func directoryExists(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path] else {
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return false
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}
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return [.directory].contains(file.type)
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return [.directory].contains(file.type)
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}
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}
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func isSymlink(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path] else {
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return false
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}
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return file.type == .symlink
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return file.type == .symlink
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}
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}
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func isDirectory(_ path: String) -> Bool {
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let path = path.replacingTildeWithHomeDirectory
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guard let file = files[path] else {
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return false
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}
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return accessQueue.sync {
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guard let file = files[path] else {
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return false
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}
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return file.type == .directory
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return file.type == .directory
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}
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}
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public func printContents() {
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for key in self.files.keys.sorted() {
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print("\(key) -> \(self.files[key]!.type)")
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accessQueue.sync {
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for key in self.files.keys.sorted() {
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print("\(key) -> \(self.files[key]!.type)")
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}
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}
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}
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private func createIntermediateDirectories(_ path: String) {
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let path = path.replacingTildeWithHomeDirectory
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let items = path.components(separatedBy: "/")
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var preceding = ""
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var directoriesToCreate: [String] = []
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for item in items {
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let key = preceding == "/"
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? "/\(item)"
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: "\(preceding)/\(item)"
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if !self.files.keys.contains(key) {
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self.files[key] = .fake(.directory)
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}
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let key = preceding == "/" ? "/\(item)" : "\(preceding)/\(item)"
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directoriesToCreate.append(key)
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preceding = key
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}
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for key in directoriesToCreate where !self.files.keys.contains(key) {
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self.files[key] = .fake(.directory)
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}
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}
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}
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