814 lines
27 KiB
Swift
814 lines
27 KiB
Swift
import Foundation
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import CoreData
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import Combine
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import XCTest
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import Defaults
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let fixtureURL = URL(string: "https://sindresorhus.com")!
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let fixtureURL2 = URL(string: "https://example.com")!
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enum FixtureEnum: String, Codable {
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case tenMinutes = "10 Minutes"
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case halfHour = "30 Minutes"
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case oneHour = "1 Hour"
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}
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let fixtureDate = Date()
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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final class ExamplePersistentHistory: NSPersistentHistoryToken {
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let value: String
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init(value: String) {
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self.value = value
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super.init()
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}
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required init?(coder: NSCoder) {
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self.value = coder.decodeObject(forKey: "value") as! String
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super.init()
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}
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override func encode(with coder: NSCoder) {
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coder.encode(value, forKey: "value")
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}
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override class var supportsSecureCoding: Bool { true }
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}
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extension Defaults.Keys {
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static let key = Key<Bool>("key", default: false)
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static let url = Key<URL>("url", default: fixtureURL)
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static let `enum` = Key<FixtureEnum>("enum", default: .oneHour)
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static let data = Key<Data>("data", default: Data([]))
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static let date = Key<Date>("date", default: fixtureDate)
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// NSSecureCoding
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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static let persistentHistoryValue = ExamplePersistentHistory(value: "ExampleToken")
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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static let persistentHistory = NSSecureCodingKey<ExamplePersistentHistory>("persistentHistory", default: persistentHistoryValue)
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}
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final class DefaultsTests: XCTestCase {
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override func setUp() {
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super.setUp()
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Defaults.removeAll()
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}
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override func tearDown() {
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super.setUp()
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Defaults.removeAll()
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}
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func testKey() {
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let key = Defaults.Key<Bool>("independentKey", default: false)
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XCTAssertFalse(Defaults[key])
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Defaults[key] = true
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XCTAssertTrue(Defaults[key])
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}
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func testOptionalKey() {
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let key = Defaults.Key<Bool?>("independentOptionalKey")
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XCTAssertNil(Defaults[key])
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Defaults[key] = true
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XCTAssertTrue(Defaults[key]!)
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Defaults[key] = nil
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XCTAssertNil(Defaults[key])
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Defaults[key] = false
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XCTAssertFalse(Defaults[key]!)
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}
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func testKeyRegistersDefault() {
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let keyName = "registersDefault"
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XCTAssertEqual(UserDefaults.standard.bool(forKey: keyName), false)
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_ = Defaults.Key<Bool>(keyName, default: true)
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XCTAssertEqual(UserDefaults.standard.bool(forKey: keyName), true)
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// Test that it works with multiple keys with `Defaults`.
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let keyName2 = "registersDefault2"
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_ = Defaults.Key<String>(keyName2, default: keyName2)
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XCTAssertEqual(UserDefaults.standard.string(forKey: keyName2), keyName2)
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}
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func testKeyWithUserDefaultSubscript() {
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let key = Defaults.Key<Bool>("keyWithUserDeaultSubscript", default: false)
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XCTAssertFalse(UserDefaults.standard[key])
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UserDefaults.standard[key] = true
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XCTAssertTrue(UserDefaults.standard[key])
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}
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func testKeys() {
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XCTAssertFalse(Defaults[.key])
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Defaults[.key] = true
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XCTAssertTrue(Defaults[.key])
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}
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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func testNSSecureCodingKeys() {
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XCTAssertEqual(Defaults.Keys.persistentHistoryValue.value, Defaults[.persistentHistory].value)
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let newPersistentHistory = ExamplePersistentHistory(value: "NewValue")
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Defaults[.persistentHistory] = newPersistentHistory
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XCTAssertEqual(newPersistentHistory.value, Defaults[.persistentHistory].value)
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}
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func testUrlType() {
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XCTAssertEqual(Defaults[.url], fixtureURL)
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let newUrl = URL(string: "https://twitter.com")!
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Defaults[.url] = newUrl
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XCTAssertEqual(Defaults[.url], newUrl)
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}
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func testEnumType() {
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XCTAssertEqual(Defaults[.enum], FixtureEnum.oneHour)
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}
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func testDataType() {
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XCTAssertEqual(Defaults[.data], Data([]))
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let newData = Data([0xFF])
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Defaults[.data] = newData
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XCTAssertEqual(Defaults[.data], newData)
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}
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func testDateType() {
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XCTAssertEqual(Defaults[.date], fixtureDate)
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let newDate = Date()
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Defaults[.date] = newDate
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XCTAssertEqual(Defaults[.date], newDate)
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}
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func testRemoveAll() {
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let key = Defaults.Key<Bool>("removeAll", default: false)
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let key2 = Defaults.Key<Bool>("removeAll2", default: false)
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Defaults[key] = true
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Defaults[key2] = true
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XCTAssertTrue(Defaults[key])
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XCTAssertTrue(Defaults[key2])
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Defaults.removeAll()
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XCTAssertFalse(Defaults[key])
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XCTAssertFalse(Defaults[key2])
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}
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func testCustomSuite() {
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let customSuite = UserDefaults(suiteName: "com.sindresorhus.customSuite")!
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let key = Defaults.Key<Bool>("customSuite", default: false, suite: customSuite)
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XCTAssertFalse(customSuite[key])
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XCTAssertFalse(Defaults[key])
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Defaults[key] = true
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XCTAssertTrue(customSuite[key])
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XCTAssertTrue(Defaults[key])
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Defaults.removeAll(suite: customSuite)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveKeyCombine() {
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let key = Defaults.Key<Bool>("observeKey", default: false)
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults
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.publisher(key, options: [])
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.map { ($0.oldValue, $0.newValue) }
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.collect(2)
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let cancellable = publisher.sink { tuples in
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for (i, expected) in [(false, true), (true, false)].enumerated() {
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XCTAssertEqual(expected.0, tuples[i].0)
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XCTAssertEqual(expected.1, tuples[i].1)
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}
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expect.fulfill()
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}
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Defaults[key] = true
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Defaults.reset(key)
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveNSSecureCodingKeyCombine() {
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let key = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey", default: ExamplePersistentHistory(value: "TestValue"))
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults
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.publisher(key, options: [])
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.map { ($0.oldValue.value, $0.newValue.value) }
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.collect(3)
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let expectedValues = [
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("TestValue", "NewTestValue"),
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("NewTestValue", "NewTestValue2"),
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("NewTestValue2", "TestValue")
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]
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let cancellable = publisher.sink { actualValues in
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for (expected, actual) in zip(expectedValues, actualValues) {
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XCTAssertEqual(expected.0, actual.0)
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XCTAssertEqual(expected.1, actual.1)
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}
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expect.fulfill()
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}
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Defaults[key] = ExamplePersistentHistory(value: "NewTestValue")
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Defaults[key] = ExamplePersistentHistory(value: "NewTestValue2")
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Defaults.reset(key)
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveOptionalKeyCombine() {
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let key = Defaults.Key<Bool?>("observeOptionalKey")
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults
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.publisher(key, options: [])
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.map { ($0.oldValue, $0.newValue) }
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.collect(3)
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let expectedValues: [(Bool?, Bool?)] = [(nil, true), (true, false), (false, nil)]
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let cancellable = publisher.sink { actualValues in
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for (expected, actual) in zip(expectedValues, actualValues) {
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XCTAssertEqual(expected.0, actual.0)
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XCTAssertEqual(expected.1, actual.1)
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}
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expect.fulfill()
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}
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Defaults[key] = true
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Defaults[key] = false
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Defaults.reset(key)
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveNSSecureCodingOptionalKeyCombine() {
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let key = Defaults.NSSecureCodingOptionalKey<ExamplePersistentHistory>("observeNSSecureCodingOptionalKey")
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults
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.publisher(key, options: [])
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.map { ($0.oldValue?.value, $0.newValue?.value) }
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.collect(3)
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let expectedValues: [(String?, String?)] = [
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(nil, "NewTestValue"),
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("NewTestValue", "NewTestValue2"),
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("NewTestValue2", nil)
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]
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let cancellable = publisher.sink { actualValues in
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for (expected, actual) in zip(expectedValues, actualValues) {
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XCTAssertEqual(expected.0, actual.0)
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XCTAssertEqual(expected.1, actual.1)
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}
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expect.fulfill()
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}
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XCTAssertNil(Defaults[key])
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Defaults[key] = ExamplePersistentHistory(value: "NewTestValue")
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Defaults[key] = ExamplePersistentHistory(value: "NewTestValue2")
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Defaults.reset(key)
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveMultipleKeysCombine() {
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let key1 = Defaults.Key<String>("observeKey1", default: "x")
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let key2 = Defaults.Key<Bool>("observeKey2", default: true)
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults.publisher(keys: key1, key2, options: []).collect(2)
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let cancellable = publisher.sink { _ in
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expect.fulfill()
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}
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Defaults[key1] = "y"
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Defaults[key2] = false
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveMultipleNSSecureKeysCombine() {
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let key1 = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey1", default: ExamplePersistentHistory(value: "TestValue"))
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let key2 = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey2", default: ExamplePersistentHistory(value: "TestValue"))
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults.publisher(keys: key1, key2, options: []).collect(2)
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let cancellable = publisher.sink { _ in
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expect.fulfill()
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}
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Defaults[key1] = ExamplePersistentHistory(value: "NewTestValue1")
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Defaults[key2] = ExamplePersistentHistory(value: "NewTestValue2")
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveMultipleOptionalKeysCombine() {
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let key1 = Defaults.Key<String?>("observeOptionalKey1")
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let key2 = Defaults.Key<Bool?>("observeOptionalKey2")
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults.publisher(keys: key1, key2, options: []).collect(2)
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let cancellable = publisher.sink { _ in
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expect.fulfill()
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}
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Defaults[key1] = "x"
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Defaults[key2] = false
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObserveMultipleNSSecureOptionalKeysCombine() {
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let key1 = Defaults.NSSecureCodingOptionalKey<ExamplePersistentHistory>("observeNSSecureCodingKey1")
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let key2 = Defaults.NSSecureCodingOptionalKey<ExamplePersistentHistory>("observeNSSecureCodingKey2")
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults.publisher(keys: key1, key2, options: []).collect(2)
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let cancellable = publisher.sink { _ in
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expect.fulfill()
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}
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Defaults[key1] = ExamplePersistentHistory(value: "NewTestValue1")
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Defaults[key2] = ExamplePersistentHistory(value: "NewTestValue2")
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testReceiveValueBeforeSubscriptionCombine() {
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let key = Defaults.Key<String>("receiveValueBeforeSubscription", default: "hello")
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let expect = expectation(description: "Observation closure being called")
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let publisher = Defaults
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.publisher(key)
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.map(\.newValue)
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.eraseToAnyPublisher()
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.collect(2)
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let cancellable = publisher.sink { values in
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XCTAssertEqual(["hello", "world"], values)
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expect.fulfill()
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}
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Defaults[key] = "world"
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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func testObserveKey() {
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let key = Defaults.Key<Bool>("observeKey", default: false)
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertFalse(change.oldValue)
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XCTAssertTrue(change.newValue)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = true
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waitForExpectations(timeout: 10)
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}
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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func testObserveNSSecureCodingKey() {
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let key = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey", default: ExamplePersistentHistory(value: "TestValue"))
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertEqual(change.oldValue.value, "TestValue")
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XCTAssertEqual(change.newValue.value, "NewTestValue")
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = ExamplePersistentHistory(value: "NewTestValue")
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waitForExpectations(timeout: 10)
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}
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func testObserveOptionalKey() {
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let key = Defaults.Key<Bool?>("observeOptionalKey")
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertNil(change.oldValue)
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XCTAssertTrue(change.newValue!)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = true
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waitForExpectations(timeout: 10)
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}
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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func testObserveNSSecureCodingOptionalKey() {
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let key = Defaults.NSSecureCodingOptionalKey<ExamplePersistentHistory>("observeNSSecureCodingOptionalKey")
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertNil(change.oldValue)
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XCTAssertEqual(change.newValue?.value, "NewOptionalValue")
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = ExamplePersistentHistory(value: "NewOptionalValue")
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waitForExpectations(timeout: 10)
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}
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func testObserveMultipleKeys() {
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let key1 = Defaults.Key<String>("observeKey1", default: "x")
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let key2 = Defaults.Key<Bool>("observeKey2", default: true)
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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var counter = 0
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observation = Defaults.observe(keys: key1, key2, options: []) {
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counter += 1
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if counter == 2 {
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expect.fulfill()
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} else if counter > 2 {
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XCTFail()
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}
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}
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Defaults[key1] = "y"
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Defaults[key2] = false
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *)
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func testObserveMultipleNSSecureKeys() {
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let key1 = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey1", default: ExamplePersistentHistory(value: "TestValue"))
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let key2 = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("observeNSSecureCodingKey2", default: ExamplePersistentHistory(value: "TestValue"))
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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var counter = 0
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observation = Defaults.observe(keys: key1, key2, options: []) {
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counter += 1
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if counter == 2 {
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expect.fulfill()
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} else if counter > 2 {
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XCTFail()
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}
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}
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Defaults[key1] = ExamplePersistentHistory(value: "NewTestValue1")
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Defaults[key2] = ExamplePersistentHistory(value: "NewTestValue2")
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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func testObserveKeyURL() {
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let fixtureURL = URL(string: "https://sindresorhus.com")!
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let fixtureURL2 = URL(string: "https://example.com")!
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let key = Defaults.Key<URL>("observeKeyURL", default: fixtureURL)
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertEqual(change.oldValue, fixtureURL)
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XCTAssertEqual(change.newValue, fixtureURL2)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = fixtureURL2
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waitForExpectations(timeout: 10)
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}
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func testObserveKeyEnum() {
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let key = Defaults.Key<FixtureEnum>("observeKeyEnum", default: .oneHour)
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let expect = expectation(description: "Observation closure being called")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { change in
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XCTAssertEqual(change.oldValue, .oneHour)
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XCTAssertEqual(change.newValue, .tenMinutes)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = .tenMinutes
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waitForExpectations(timeout: 10)
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}
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func testObservePreventPropagation() {
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let key1 = Defaults.Key<Bool?>("preventPropagation0", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var observation: Defaults.Observation!
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var wasInside = false
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observation = Defaults.observe(key1, options: []) { _ in
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XCTAssertFalse(wasInside)
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wasInside = true
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Defaults.withoutPropagation {
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Defaults[key1] = true
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}
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expect.fulfill()
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}
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Defaults[key1] = false
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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func testObservePreventPropagationMultipleKeys() {
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let key1 = Defaults.Key<Bool?>("preventPropagation1", default: nil)
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let key2 = Defaults.Key<Bool?>("preventPropagation2", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var observation: Defaults.Observation!
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var wasInside = false
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observation = Defaults.observe(keys: key1, key2, options: []) {
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XCTAssertFalse(wasInside)
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wasInside = true
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Defaults.withoutPropagation {
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Defaults[key1] = true
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}
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expect.fulfill()
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}
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Defaults[key1] = false
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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// This checks if the callback is still being called if the value is changed on a second thread while the initial thread is doing some long running task.
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func testObservePreventPropagationMultipleThreads() {
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let key1 = Defaults.Key<Int?>("preventPropagation3", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var observation: Defaults.Observation!
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observation = Defaults.observe(key1, options: []) { _ in
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Defaults.withoutPropagation {
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Defaults[key1]! += 1
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}
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print("--- Main Thread: \(Thread.isMainThread)")
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if !Thread.isMainThread {
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XCTAssert(Defaults[key1]! == 4)
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expect.fulfill()
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} else {
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usleep(100000)
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print("--- Release: \(Thread.isMainThread)")
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}
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}
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DispatchQueue.global().asyncAfter(deadline: .now() + 0.05) {
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Defaults[key1]! += 1
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}
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Defaults[key1] = 1
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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// Check if propagation prevention works across multiple observations.
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func testObservePreventPropagationMultipleObservations() {
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let key1 = Defaults.Key<Bool?>("preventPropagation4", default: nil)
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let key2 = Defaults.Key<Bool?>("preventPropagation5", default: nil)
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let expect = expectation(description: "No infinite recursion")
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let observation1 = Defaults.observe(key2, options: []) { _ in
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XCTFail()
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}
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let observation2 = Defaults.observe(keys: key1, key2, options: []) {
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Defaults.withoutPropagation {
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Defaults[key2] = true
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}
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expect.fulfill()
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}
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Defaults[key1] = false
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observation1.invalidate()
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observation2.invalidate()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObservePreventPropagationCombine() {
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let key1 = Defaults.Key<Bool?>("preventPropagation6", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var wasInside = false
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let cancellable = Defaults.publisher(key1, options: []).sink { _ in
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XCTAssertFalse(wasInside)
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wasInside = true
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Defaults.withoutPropagation {
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Defaults[key1] = true
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}
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expect.fulfill()
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}
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Defaults[key1] = false
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObservePreventPropagationMultipleKeysCombine() {
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let key1 = Defaults.Key<Bool?>("preventPropagation7", default: nil)
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let key2 = Defaults.Key<Bool?>("preventPropagation8", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var wasInside = false
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let cancellable = Defaults.publisher(keys: key1, key2, options: []).sink { _ in
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XCTAssertFalse(wasInside)
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wasInside = true
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Defaults.withoutPropagation {
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Defaults[key1] = true
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}
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expect.fulfill()
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}
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Defaults[key2] = false
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cancellable.cancel()
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waitForExpectations(timeout: 10)
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}
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@available(iOS 13.0, macOS 10.15, tvOS 13.0, watchOS 6.0, iOSApplicationExtension 13.0, macOSApplicationExtension 10.15, tvOSApplicationExtension 13.0, watchOSApplicationExtension 6.0, *)
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func testObservePreventPropagationModifiersCombine() {
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let key1 = Defaults.Key<Bool?>("preventPropagation9", default: nil)
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let expect = expectation(description: "No infinite recursion")
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var wasInside = false
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var cancellable: AnyCancellable!
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cancellable = Defaults.publisher(key1, options: [])
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.receive(on: DispatchQueue.main)
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.delay(for: 0.5, scheduler: DispatchQueue.global())
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.sink { _ in
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XCTAssertFalse(wasInside)
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wasInside = true
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Defaults.withoutPropagation {
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Defaults[key1] = true
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}
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expect.fulfill()
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cancellable.cancel()
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}
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Defaults[key1] = false
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waitForExpectations(timeout: 10)
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}
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func testResetKey() {
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let defaultFixture1 = "foo1"
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let defaultFixture2 = 0
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let defaultFixture3 = "foo3"
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let newFixture1 = "bar1"
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let newFixture2 = 1
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let newFixture3 = "bar3"
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let key1 = Defaults.Key<String>("key1", default: defaultFixture1)
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let key2 = Defaults.Key<Int>("key2", default: defaultFixture2)
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Defaults[key1] = newFixture1
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Defaults[key2] = newFixture2
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Defaults.reset(key1)
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XCTAssertEqual(Defaults[key1], defaultFixture1)
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XCTAssertEqual(Defaults[key2], newFixture2)
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if #available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *) {
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let key3 = Defaults.NSSecureCodingKey<ExamplePersistentHistory>("key3", default: ExamplePersistentHistory(value: defaultFixture3))
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Defaults[key3] = ExamplePersistentHistory(value: newFixture3)
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Defaults.reset(key3)
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XCTAssertEqual(Defaults[key3].value, defaultFixture3)
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}
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}
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func testResetMultipleKeys() {
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let defaultFxiture1 = "foo1"
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let defaultFixture2 = 0
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let defaultFixture3 = "foo3"
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let newFixture1 = "bar1"
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let newFixture2 = 1
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let newFixture3 = "bar3"
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let key1 = Defaults.Key<String>("akey1", default: defaultFxiture1)
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let key2 = Defaults.Key<Int>("akey2", default: defaultFixture2)
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let key3 = Defaults.Key<String>("akey3", default: defaultFixture3)
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Defaults[key1] = newFixture1
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Defaults[key2] = newFixture2
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Defaults[key3] = newFixture3
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Defaults.reset(key1, key2)
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XCTAssertEqual(Defaults[key1], defaultFxiture1)
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XCTAssertEqual(Defaults[key2], defaultFixture2)
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XCTAssertEqual(Defaults[key3], newFixture3)
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}
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func testResetOptionalKey() {
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let newString1 = "bar1"
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let newString2 = "bar2"
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let newString3 = "bar3"
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let key1 = Defaults.Key<String?>("optionalKey1")
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let key2 = Defaults.Key<String?>("optionalKey2")
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Defaults[key1] = newString1
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Defaults[key2] = newString2
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Defaults.reset(key1)
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XCTAssertEqual(Defaults[key1], nil)
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XCTAssertEqual(Defaults[key2], newString2)
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if #available(iOS 11.0, macOS 10.13, tvOS 11.0, watchOS 4.0, iOSApplicationExtension 11.0, macOSApplicationExtension 10.13, tvOSApplicationExtension 11.0, watchOSApplicationExtension 4.0, *) {
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let key3 = Defaults.NSSecureCodingOptionalKey<ExamplePersistentHistory>("optionalKey3")
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Defaults[key3] = ExamplePersistentHistory(value: newString3)
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Defaults.reset(key3)
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XCTAssertEqual(Defaults[key3], nil)
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}
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}
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func testResetMultipleOptionalKeys() {
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let newFixture1 = "bar1"
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let newFixture2 = 1
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let newFixture3 = "bar3"
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let key1 = Defaults.Key<String?>("aoptionalKey1")
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let key2 = Defaults.Key<Int?>("aoptionalKey2")
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let key3 = Defaults.Key<String?>("aoptionalKey3")
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Defaults[key1] = newFixture1
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Defaults[key2] = newFixture2
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Defaults[key3] = newFixture3
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Defaults.reset(key1, key2)
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XCTAssertEqual(Defaults[key1], nil)
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XCTAssertEqual(Defaults[key2], nil)
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XCTAssertEqual(Defaults[key3], newFixture3)
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}
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|
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func testObserveWithLifetimeTie() {
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let key = Defaults.Key<Bool>("lifetimeTie", default: false)
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let expect = expectation(description: "Observation closure being called")
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|
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weak var observation: Defaults.Observation!
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observation = Defaults.observe(key, options: []) { _ in
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observation.invalidate()
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expect.fulfill()
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}.tieToLifetime(of: self)
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|
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Defaults[key] = true
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waitForExpectations(timeout: 10)
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}
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|
|
func testObserveWithLifetimeTieManualBreak() {
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let key = Defaults.Key<Bool>("lifetimeTieManualBreak", default: false)
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weak var observation: Defaults.Observation? = Defaults.observe(key, options: []) { _ in }.tieToLifetime(of: self)
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observation!.removeLifetimeTie()
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|
|
for i in 1...10 {
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|
if observation == nil {
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|
break
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|
}
|
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|
|
sleep(1)
|
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|
|
if i == 10 {
|
|
XCTFail()
|
|
}
|
|
}
|
|
}
|
|
}
|