88 lines
2.5 KiB
Swift
88 lines
2.5 KiB
Swift
// Copyright (c) 2021 Spotify AB.
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//
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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import Foundation
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@testable import XCRemoteCache
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enum FileAccessorFakeError: Error {
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case itemDoesntExist
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}
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class FileAccessorFake: FileAccessor {
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enum Mode {
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case normal
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case strict
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}
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private var storage: [String: (content: Data?, mdate: Date)] = [:]
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private let mode: Mode
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init(mode: Mode) {
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self.mode = mode
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}
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func contents(atPath path: String) throws -> Data? {
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return storage[path]?.content
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}
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func fileExists(atPath path: String) -> Bool {
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return storage.keys.contains(path)
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}
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func write(toPath path: String, contents: Data?) throws {
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storage[path] = (contents, Date())
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}
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func removeItem(atPath path: String) throws {
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if mode == .strict && storage[path] == nil {
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throw FileAccessorFakeError.itemDoesntExist
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}
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storage[path] = nil
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}
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func fileMDate(atPath path: String) -> Date? {
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return storage[path]?.mdate
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}
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}
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extension FileAccessorFake: DirScanner {
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func itemType(atPath path: String) throws -> ItemType {
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if storage[path] != nil {
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return .file
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}
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if try !recursiveItems(at: URL(fileURLWithPath: path)).isEmpty {
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return .dir
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}
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return .nonExisting
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}
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func items(at dir: URL) throws -> [URL] {
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storage.keys.map(URL.init(fileURLWithPath:)).filter {
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$0.deletingLastPathComponent() == dir
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}
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}
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func recursiveItems(at dir: URL) throws -> [URL] {
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let paths = storage.keys.filter {
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$0.hasPrefix(dir.path)
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}
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return paths.map(URL.init(fileURLWithPath:))
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}
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}
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