341 lines
11 KiB
Swift
341 lines
11 KiB
Swift
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import Foundation
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import XCTest
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import Defaults
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struct Bag<Element: Defaults.Serializable>: Collection {
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var items: [Element]
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init(items: [Element]) {
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self.items = items
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}
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var startIndex: Int {
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items.startIndex
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}
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var endIndex: Int {
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items.endIndex
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}
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mutating func insert(element: Element, at: Int) {
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items.insert(element, at: at)
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}
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func index(after index: Int) -> Int {
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items.index(after: index)
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}
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subscript(position: Int) -> Element {
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items[position]
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}
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}
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extension Bag: Defaults.CollectionSerializable {
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init(_ elements: [Element]) {
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self.items = elements
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}
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}
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private let fixtureCollection = ["Juice", "Apple", "Banana"]
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extension Defaults.Keys {
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fileprivate static let collection = Key<Bag<String>>("collection", default: Bag(items: fixtureCollection))
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fileprivate static let collectionArray = Key<[Bag<String>]>("collectionArray", default: [Bag(items: fixtureCollection)])
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fileprivate static let collectionDictionary = Key<[String: Bag<String>]>("collectionDictionary", default: ["0": Bag(items: fixtureCollection)])
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}
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final class DefaultsCollectionTests: 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.tearDown()
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Defaults.removeAll()
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}
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func testKey() {
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let key = Defaults.Key<Bag<String>>("independentCollectionKey", default: Bag(items: fixtureCollection))
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Defaults[key].insert(element: "123", at: 0)
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XCTAssertEqual(Defaults[key][0], "123")
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}
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func testOptionalKey() {
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let key = Defaults.Key<Bag<String>?>("independentCollectionOptionalKey")
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XCTAssertNil(Defaults[key])
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Defaults[key] = Bag(items: [])
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Defaults[key]?.insert(element: fixtureCollection[0], at: 0)
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XCTAssertEqual(Defaults[key]?[0], fixtureCollection[0])
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Defaults[key]?.insert(element: fixtureCollection[1], at: 1)
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XCTAssertEqual(Defaults[key]?[1], fixtureCollection[1])
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}
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func testArrayKey() {
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let key = Defaults.Key<[Bag<String>]>("independentCollectionArrayKey", default: [Bag(items: [fixtureCollection[0]])])
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Defaults[key].append(Bag(items: [fixtureCollection[1]]))
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XCTAssertEqual(Defaults[key][1][0], fixtureCollection[1])
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Defaults[key][0].insert(element: fixtureCollection[2], at: 1)
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XCTAssertEqual(Defaults[key][0][1], fixtureCollection[2])
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}
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func testArrayOptionalKey() {
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let key = Defaults.Key<[Bag<String>]?>("independentCollectionArrayOptionalKey")
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XCTAssertNil(Defaults[key])
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Defaults[key] = [Bag(items: [fixtureCollection[0]])]
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Defaults[key]?.append(Bag(items: [fixtureCollection[1]]))
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XCTAssertEqual(Defaults[key]?[1][0], fixtureCollection[1])
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Defaults[key]?[0].insert(element: fixtureCollection[2], at: 1)
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XCTAssertEqual(Defaults[key]?[0][1], fixtureCollection[2])
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}
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func testNestedArrayKey() {
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let key = Defaults.Key<[[Bag<String>]]>("independentCollectionNestedArrayKey", default: [[Bag(items: [fixtureCollection[0]])]])
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Defaults[key][0].append(Bag(items: [fixtureCollection[1]]))
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Defaults[key].append([Bag(items: [fixtureCollection[2]])])
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XCTAssertEqual(Defaults[key][0][0][0], fixtureCollection[0])
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XCTAssertEqual(Defaults[key][0][1][0], fixtureCollection[1])
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XCTAssertEqual(Defaults[key][1][0][0], fixtureCollection[2])
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}
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func testArrayDictionaryKey() {
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let key = Defaults.Key<[[String: Bag<String>]]>("independentCollectionArrayDictionaryKey", default: [["0": Bag(items: [fixtureCollection[0]])]])
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Defaults[key][0]["1"] = Bag(items: [fixtureCollection[1]])
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Defaults[key].append(["0": Bag(items: [fixtureCollection[2]])])
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XCTAssertEqual(Defaults[key][0]["0"]?[0], fixtureCollection[0])
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XCTAssertEqual(Defaults[key][0]["1"]?[0], fixtureCollection[1])
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XCTAssertEqual(Defaults[key][1]["0"]?[0], fixtureCollection[2])
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}
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func testDictionaryKey() {
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let key = Defaults.Key<[String: Bag<String>]>("independentCollectionDictionaryKey", default: ["0": Bag(items: [fixtureCollection[0]])])
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Defaults[key]["0"]?.insert(element: fixtureCollection[1], at: 1)
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Defaults[key]["1"] = Bag(items: [fixtureCollection[2]])
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XCTAssertEqual(Defaults[key]["0"]?[0], fixtureCollection[0])
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XCTAssertEqual(Defaults[key]["0"]?[1], fixtureCollection[1])
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XCTAssertEqual(Defaults[key]["1"]?[0], fixtureCollection[2])
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}
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func testDictionaryOptionalKey() {
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let key = Defaults.Key<[String: Bag<String>]?>("independentCollectionDictionaryOptionalKey")
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XCTAssertNil(Defaults[key])
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Defaults[key] = ["0": Bag(items: [fixtureCollection[0]])]
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Defaults[key]?["0"]?.insert(element: fixtureCollection[1], at: 1)
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Defaults[key]?["1"] = Bag(items: [fixtureCollection[2]])
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XCTAssertEqual(Defaults[key]?["0"]?[0], fixtureCollection[0])
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XCTAssertEqual(Defaults[key]?["0"]?[1], fixtureCollection[1])
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XCTAssertEqual(Defaults[key]?["1"]?[0], fixtureCollection[2])
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}
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func testDictionaryArrayKey() {
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let key = Defaults.Key<[String: [Bag<String>]]>("independentCollectionDictionaryArrayKey", default: ["0": [Bag(items: [fixtureCollection[0]])]])
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Defaults[key]["0"]?[0].insert(element: fixtureCollection[1], at: 1)
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Defaults[key]["1"] = [Bag(items: [fixtureCollection[2]])]
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XCTAssertEqual(Defaults[key]["0"]?[0][0], fixtureCollection[0])
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XCTAssertEqual(Defaults[key]["0"]?[0][1], fixtureCollection[1])
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XCTAssertEqual(Defaults[key]["1"]?[0][0], fixtureCollection[2])
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}
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func testType() {
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Defaults[.collection].insert(element: "123", at: 0)
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XCTAssertEqual(Defaults[.collection][0], "123")
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}
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func testArrayType() {
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Defaults[.collectionArray].append(Bag(items: [fixtureCollection[0]]))
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Defaults[.collectionArray][0].insert(element: "123", at: 0)
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XCTAssertEqual(Defaults[.collectionArray][0][0], "123")
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XCTAssertEqual(Defaults[.collectionArray][1][0], fixtureCollection[0])
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}
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func testDictionaryType() {
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Defaults[.collectionDictionary]["1"] = Bag(items: [fixtureCollection[0]])
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Defaults[.collectionDictionary]["0"]?.insert(element: "123", at: 0)
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XCTAssertEqual(Defaults[.collectionDictionary]["0"]?[0], "123")
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XCTAssertEqual(Defaults[.collectionDictionary]["1"]?[0], fixtureCollection[0])
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}
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func testObserveKeyCombine() {
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let key = Defaults.Key<Bag<String>>("observeCollectionKeyCombine", default: .init(items: fixtureCollection))
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let item = "Grape"
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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 (index, expected) in [(fixtureCollection[0], item), (item, fixtureCollection[0])].enumerated() {
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XCTAssertEqual(expected.0, tuples[index].0[0])
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XCTAssertEqual(expected.1, tuples[index].1[0])
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}
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expect.fulfill()
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}
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Defaults[key].insert(element: item, at: 0)
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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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func testObserveOptionalKeyCombine() {
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let key = Defaults.Key<Bag<String>?>("observeCollectionOptionalKeyCombine")
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let item = "Grape"
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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 expectedValue: [(String?, String?)] = [(nil, fixtureCollection[0]), (fixtureCollection[0], item), (item, nil)]
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let cancellable = publisher.sink { tuples in
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for (index, expected) in expectedValue.enumerated() {
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XCTAssertEqual(expected.0, tuples[index].0?[0])
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XCTAssertEqual(expected.1, tuples[index].1?[0])
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}
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expect.fulfill()
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}
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Defaults[key] = Bag(items: fixtureCollection)
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Defaults[key]?.insert(element: item, at: 0)
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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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func testObserveArrayKeyCombine() {
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let key = Defaults.Key<[Bag<String>]>("observeCollectionArrayKeyCombine", default: [.init(items: fixtureCollection)])
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let item = "Grape"
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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 (index, expected) in [(fixtureCollection[0], item), (item, fixtureCollection[0])].enumerated() {
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XCTAssertEqual(expected.0, tuples[index].0[0][0])
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XCTAssertEqual(expected.1, tuples[index].1[0][0])
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}
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expect.fulfill()
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}
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Defaults[key][0].insert(element: item, at: 0)
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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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func testObserveDictionaryKeyCombine() {
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let key = Defaults.Key<[String: Bag<String>]>("observeCollectionArrayKeyCombine", default: ["0": .init(items: fixtureCollection)])
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let item = "Grape"
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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 (index, expected) in [(fixtureCollection[0], item), (item, fixtureCollection[0])].enumerated() {
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XCTAssertEqual(expected.0, tuples[index].0["0"]?[0])
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XCTAssertEqual(expected.1, tuples[index].1["0"]?[0])
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}
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expect.fulfill()
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}
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Defaults[key]["0"]?.insert(element: item, at: 0)
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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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func testObserveKey() {
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let key = Defaults.Key<Bag<String>>("observeCollectionKey", default: .init(items: fixtureCollection))
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let item = "Grape"
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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[0], fixtureCollection[0])
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XCTAssertEqual(change.newValue[0], item)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key].insert(element: item, at: 0)
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observation.invalidate()
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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<Bag<String>?>("observeCollectionOptionalKey")
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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?[0], fixtureCollection[0])
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key] = .init(items: fixtureCollection)
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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func testObserveArrayKey() {
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let key = Defaults.Key<[Bag<String>]>("observeCollectionArrayKey", default: [.init(items: fixtureCollection)])
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let item = "Grape"
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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[0][0], fixtureCollection[0])
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XCTAssertEqual(change.newValue[0][0], item)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key][0].insert(element: item, at: 0)
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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func testObserveDictionaryKey() {
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let key = Defaults.Key<[String: Bag<String>]>("observeCollectionDictionaryKey", default: ["0": .init(items: fixtureCollection)])
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let item = "Grape"
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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["0"]?[0], fixtureCollection[0])
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XCTAssertEqual(change.newValue["0"]?[0], item)
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observation.invalidate()
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expect.fulfill()
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}
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Defaults[key]["0"]?.insert(element: item, at: 0)
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observation.invalidate()
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waitForExpectations(timeout: 10)
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}
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}
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