KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use _PlistReferencingEncoder class

Best Swift-snapshot-testing code snippet using _PlistReferencingEncoder

PlistEncoder.swift

Source:PlistEncoder.swift

...227        defer { self.codingPath.removeLast() }228        return _PlistUnkeyedEncodingContainer(referencing: self.encoder, codingPath: self.codingPath, wrapping: array)229    }230    public mutating func superEncoder() -> Encoder {231        return _PlistReferencingEncoder(referencing: self.encoder, at: _PlistKey.super, wrapping: self.container)232    }233    public mutating func superEncoder(forKey key: Key) -> Encoder {234        return _PlistReferencingEncoder(referencing: self.encoder, at: key, wrapping: self.container)235    }236}237fileprivate struct _PlistUnkeyedEncodingContainer : UnkeyedEncodingContainer {238    // MARK: Properties239    /// A reference to the encoder we're writing to.240    private let encoder: _PlistEncoder241    /// A reference to the container we're writing to.242    private let container: NSMutableArray243    /// The path of coding keys taken to get to this point in encoding.244    private(set) public var codingPath: [CodingKey]245    /// The number of elements encoded into the container.246    public var count: Int {247        return self.container.count248    }249    // MARK: - Initialization250    /// Initializes `self` with the given references.251    fileprivate init(referencing encoder: _PlistEncoder, codingPath: [CodingKey], wrapping container: NSMutableArray) {252        self.encoder = encoder253        self.codingPath = codingPath254        self.container = container255    }256    // MARK: - UnkeyedEncodingContainer Methods257    public mutating func encodeNil()             throws { self.container.add(_plistNullNSString) }258    public mutating func encode(_ value: Bool)   throws { self.container.add(self.encoder.box(value)) }259    public mutating func encode(_ value: Int)    throws { self.container.add(self.encoder.box(value)) }260    public mutating func encode(_ value: Int8)   throws { self.container.add(self.encoder.box(value)) }261    public mutating func encode(_ value: Int16)  throws { self.container.add(self.encoder.box(value)) }262    public mutating func encode(_ value: Int32)  throws { self.container.add(self.encoder.box(value)) }263    public mutating func encode(_ value: Int64)  throws { self.container.add(self.encoder.box(value)) }264    public mutating func encode(_ value: UInt)   throws { self.container.add(self.encoder.box(value)) }265    public mutating func encode(_ value: UInt8)  throws { self.container.add(self.encoder.box(value)) }266    public mutating func encode(_ value: UInt16) throws { self.container.add(self.encoder.box(value)) }267    public mutating func encode(_ value: UInt32) throws { self.container.add(self.encoder.box(value)) }268    public mutating func encode(_ value: UInt64) throws { self.container.add(self.encoder.box(value)) }269    public mutating func encode(_ value: Float)  throws { self.container.add(self.encoder.box(value)) }270    public mutating func encode(_ value: Double) throws { self.container.add(self.encoder.box(value)) }271    public mutating func encode(_ value: String) throws { self.container.add(self.encoder.box(value)) }272    public mutating func encode<T : Encodable>(_ value: T) throws {273        self.encoder.codingPath.append(_PlistKey(index: self.count))274        defer { self.encoder.codingPath.removeLast() }275        self.container.add(try self.encoder.box(value))276    }277    public mutating func nestedContainer<NestedKey>(keyedBy keyType: NestedKey.Type) -> KeyedEncodingContainer<NestedKey> {278        self.codingPath.append(_PlistKey(index: self.count))279        defer { self.codingPath.removeLast() }280        let dictionary = NSMutableDictionary()281        self.container.add(dictionary)282        let container = _PlistKeyedEncodingContainer<NestedKey>(referencing: self.encoder, codingPath: self.codingPath, wrapping: dictionary)283        return KeyedEncodingContainer(container)284    }285    public mutating func nestedUnkeyedContainer() -> UnkeyedEncodingContainer {286        self.codingPath.append(_PlistKey(index: self.count))287        defer { self.codingPath.removeLast() }288        let array = NSMutableArray()289        self.container.add(array)290        return _PlistUnkeyedEncodingContainer(referencing: self.encoder, codingPath: self.codingPath, wrapping: array)291    }292    public mutating func superEncoder() -> Encoder {293        return _PlistReferencingEncoder(referencing: self.encoder, at: self.container.count, wrapping: self.container)294    }295}296extension _PlistEncoder : SingleValueEncodingContainer {297    // MARK: - SingleValueEncodingContainer Methods298    private func assertCanEncodeNewValue() {299        precondition(self.canEncodeNewValue, "Attempt to encode value through single value container when previously value already encoded.")300    }301    public func encodeNil() throws {302        assertCanEncodeNewValue()303        self.storage.push(container: _plistNullNSString)304    }305    public func encode(_ value: Bool) throws {306        assertCanEncodeNewValue()307        self.storage.push(container: self.box(value))308    }309    public func encode(_ value: Int) throws {310        assertCanEncodeNewValue()311        self.storage.push(container: self.box(value))312    }313    public func encode(_ value: Int8) throws {314        assertCanEncodeNewValue()315        self.storage.push(container: self.box(value))316    }317    public func encode(_ value: Int16) throws {318        assertCanEncodeNewValue()319        self.storage.push(container: self.box(value))320    }321    public func encode(_ value: Int32) throws {322        assertCanEncodeNewValue()323        self.storage.push(container: self.box(value))324    }325    public func encode(_ value: Int64) throws {326        assertCanEncodeNewValue()327        self.storage.push(container: self.box(value))328    }329    public func encode(_ value: UInt) throws {330        assertCanEncodeNewValue()331        self.storage.push(container: self.box(value))332    }333    public func encode(_ value: UInt8) throws {334        assertCanEncodeNewValue()335        self.storage.push(container: self.box(value))336    }337    public func encode(_ value: UInt16) throws {338        assertCanEncodeNewValue()339        self.storage.push(container: self.box(value))340    }341    public func encode(_ value: UInt32) throws {342        assertCanEncodeNewValue()343        self.storage.push(container: self.box(value))344    }345    public func encode(_ value: UInt64) throws {346        assertCanEncodeNewValue()347        self.storage.push(container: self.box(value))348    }349    public func encode(_ value: String) throws {350        assertCanEncodeNewValue()351        self.storage.push(container: self.box(value))352    }353    public func encode(_ value: Float) throws {354        assertCanEncodeNewValue()355        self.storage.push(container: self.box(value))356    }357    public func encode(_ value: Double) throws {358        assertCanEncodeNewValue()359        self.storage.push(container: self.box(value))360    }361    public func encode<T : Encodable>(_ value: T) throws {362        assertCanEncodeNewValue()363        try self.storage.push(container: self.box(value))364    }365}366// MARK: - Concrete Value Representations367extension _PlistEncoder {368    /// Returns the given value boxed in a container appropriate for pushing onto the container stack.369    fileprivate func box(_ value: Bool)   -> NSObject { return NSNumber(value: value) }370    fileprivate func box(_ value: Int)    -> NSObject { return NSNumber(value: value) }371    fileprivate func box(_ value: Int8)   -> NSObject { return NSNumber(value: value) }372    fileprivate func box(_ value: Int16)  -> NSObject { return NSNumber(value: value) }373    fileprivate func box(_ value: Int32)  -> NSObject { return NSNumber(value: value) }374    fileprivate func box(_ value: Int64)  -> NSObject { return NSNumber(value: value) }375    fileprivate func box(_ value: UInt)   -> NSObject { return NSNumber(value: value) }376    fileprivate func box(_ value: UInt8)  -> NSObject { return NSNumber(value: value) }377    fileprivate func box(_ value: UInt16) -> NSObject { return NSNumber(value: value) }378    fileprivate func box(_ value: UInt32) -> NSObject { return NSNumber(value: value) }379    fileprivate func box(_ value: UInt64) -> NSObject { return NSNumber(value: value) }380    fileprivate func box(_ value: Float)  -> NSObject { return NSNumber(value: value) }381    fileprivate func box(_ value: Double) -> NSObject { return NSNumber(value: value) }382    fileprivate func box(_ value: String) -> NSObject { return NSString(string: value) }383    fileprivate func box<T : Encodable>(_ value: T) throws -> NSObject {384        return try self.box_(value) ?? NSDictionary()385    }386    fileprivate func box_<T : Encodable>(_ value: T) throws -> NSObject? {387        if T.self == Date.self || T.self == NSDate.self {388            // PropertyListSerialization handles NSDate directly.389            return (value as! NSDate)390        } else if T.self == Data.self || T.self == NSData.self {391            // PropertyListSerialization handles NSData directly.392            return (value as! NSData)393        }394        // The value should request a container from the _PlistEncoder.395        let depth = self.storage.count396        do {397            try value.encode(to: self)398        } catch let error {399            // If the value pushed a container before throwing, pop it back off to restore state.400            if self.storage.count > depth {401                let _ = self.storage.popContainer()402            }403            throw error404        }405        // The top container should be a new container.406        guard self.storage.count > depth else {407            return nil408        }409        return self.storage.popContainer()410    }411}412// MARK: - _PlistReferencingEncoder413/// _PlistReferencingEncoder is a special subclass of _PlistEncoder which has its own storage, but references the contents of a different encoder.414/// It's used in superEncoder(), which returns a new encoder for encoding a superclass -- the lifetime of the encoder should not escape the scope it's created in, but it doesn't necessarily know when it's done being used (to write to the original container).415fileprivate class _PlistReferencingEncoder : _PlistEncoder {416    // MARK: Reference types.417    /// The type of container we're referencing.418    private enum Reference {419        /// Referencing a specific index in an array container.420        case array(NSMutableArray, Int)421        /// Referencing a specific key in a dictionary container.422        case dictionary(NSMutableDictionary, String)423    }424    // MARK: - Properties425    /// The encoder we're referencing.426    private let encoder: _PlistEncoder427    /// The container reference itself.428    private let reference: Reference429    // MARK: - Initialization...

_PlistReferencingEncoder

Using AI Code Generation

1import XCTest2import SnapshotTesting3class _PlistReferencingEncoderTests: XCTestCase {4    func test() {5        let data = try! JSONEncoder().encode(Example())6        let plist = try! PropertyListSerialization.propertyList(from: data, options: [], format: nil)7        let encoder = _PlistReferencingEncoder()8        let encoded = try! encoder.encode(plist)9        assertSnapshot(matching: encoded, as: .lines)10    }11}12struct Example: Encodable {13}14import XCTest15import SnapshotTesting16class _PlistReferencingEncoderTests: XCTestCase {17    func test() {18        let data = try! JSONEncoder().encode(Example())19        let plist = try! PropertyListSerialization.propertyList(from: data, options: [], format: nil)20        let encoder = _PlistReferencingEncoder()21        let encoded = try! encoder.encode(plist)22        assertSnapshot(matching: encoded, as: .lines)23    }24}25struct Example: Encodable {26}27import XCTest28import SnapshotTesting29class _PlistReferencingEncoderTests: XCTestCase {30    func test() {31        let data = try! JSONEncoder().encode(Example())32        let plist = try! PropertyListSerialization.propertyList(from: data, options: [], format: nil)33        let encoder = _PlistReferencingEncoder()34        let encoded = try! encoder.encode(plist)35        assertSnapshot(matching: encoded, as: .lines)36    }37}38struct Example: Encodable {39}40import XCTest41import SnapshotTesting42class _PlistReferencingEncoderTests: XCTestCase {43    func test() {44        let data = try! JSONEncoder().encode(Example())45        let plist = try! PropertyListSerialization.propertyList(from: data, options: [], format: nil)46        let encoder = _PlistReferencingEncoder()

_PlistReferencingEncoder

Using AI Code Generation

1import SnapshotTesting2import XCTest3class TestClass: XCTestCase {4    func testExample() {5        let encoder = _PlistReferencingEncoder()6        let data = try! encoder.encode(value)7        let string = String(data: data, encoding: .utf8)!8        print(string)9    }10}11import SnapshotTesting12import XCTest13class TestClass: XCTestCase {14    func testExample() {15        let encoder = _XMLEncoder()16        let data = try! encoder.encode(value)17        let string = String(data: data, encoding: .utf8)!18        print(string)19    }20}21import SnapshotTesting22import XCTest23class TestClass: XCTestCase {24    func testExample() {25        let encoder = _JSONEncoder()26        let data = try! encoder.encode(value)27        let string = String(data: data, encoding: .utf8)!28        print(string)29    }30}31import SnapshotTesting32import XCTest33class TestClass: XCTestCase {34    func testExample() {35        let encoder = _PropertyListEncoder()36        let data = try! encoder.encode(value)37        let string = String(data: data, encoding: .utf8)!38        print(string)39    }40}41import SnapshotTesting42import XCTest43class TestClass: XCTestCase {44    func testExample() {

_PlistReferencingEncoder

Using AI Code Generation

1import XCTest2import SnapshotTesting3class SnapshotTests: XCTestCase {4    func test() {5        assertSnapshot(matching: value, as: .json)6    }7}8import XCTest9import SnapshotTesting10class SnapshotTests: XCTestCase {11    func test() {12        assertSnapshot(matching: value, as: .json)13    }14}15import XCTest16import SnapshotTesting17class SnapshotTests: XCTestCase {18    func test() {19        assertSnapshot(matching: value, as: .json)20    }21}22/Users/username/Downloads/Swift-snapshot-testing/1.swift:8: error: -[SnapshotTests.SnapshotTests test] : failed - Snapshot comparison failed: Optional(Error Domain=NSCocoaErrorDomain Code=3840 "JSON text did not start with array or object and option to allow fragments not set." UserInfo={NSDebugDescription=JSON text did not start with array or object and option to allow fragments not set.})23	 Executed 1 test, with 1 failure (0 unexpected) in 0.001 (0.001) seconds

_PlistReferencingEncoder

Using AI Code Generation

1let encoder = _PlistReferencingEncoder()2let result = try encoder.encode(["a": "b"])3let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)4print(plist)5let encoder = PropertyListEncoder()6let result = try encoder.encode(["a": "b"])7let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)8print(plist)9let encoder = _PlistReferencingEncoder()10let result = try encoder.encode(["a": "b"])11let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)12print(plist)13let encoder = PropertyListEncoder()14let result = try encoder.encode(["a": "b"])15let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)16print(plist)17let encoder = _PlistReferencingEncoder()18let result = try encoder.encode(["a": "b"])19let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)20print(plist)21let encoder = PropertyListEncoder()22let result = try encoder.encode(["a": "b"])23let plist = try PropertyListSerialization.propertyList(from: result, options: [], format: nil)24print(plist)25let encoder = _PlistReferencingEncoder()26let result = try encoder.encode(["a": "b"])

_PlistReferencingEncoder

Using AI Code Generation

1import Foundation2import XCTest3import SnapshotTesting4import _SwiftSnapshotTesting5class SwiftSnapshotTestingTests: XCTestCase {6    func testPlistEncoding() {7        let encoder = _PlistReferencingEncoder()8        let plist = try! encoder.encode(["hello": "world"])9        assertSnapshot(matching: plist, as: .plist)10    }11}12import Foundation13import XCTest14import SnapshotTesting15import _SwiftSnapshotTesting16class SwiftSnapshotTestingTests: XCTestCase {17    func testPlistEncoding() {18        let encoder = _PlistReferencingEncoder()19        let plist = try! encoder.encode(["hello": "world"])20        assertSnapshot(matching: plist, as: .plist)21    }22}23import Foundation24import XCTest25import SnapshotTesting26import _SwiftSnapshotTesting27class SwiftSnapshotTestingTests: XCTestCase {28    func testPlistEncoding() {29        let encoder = _PlistReferencingEncoder()30        let plist = try! encoder.encode(["hello": "world"])31        assertSnapshot(matching: plist, as: .plist)32    }33}34import Foundation35import XCTest36import SnapshotTesting37import _SwiftSnapshotTesting38class SwiftSnapshotTestingTests: XCTestCase {39    func testPlistEncoding() {40        let encoder = _PlistReferencingEncoder()41        let plist = try! encoder.encode(["hello": "world"])42        assertSnapshot(matching: plist, as: .plist)43    }44}45import Foundation46import XCTest47import SnapshotTesting48import _SwiftSnapshotTesting49class SwiftSnapshotTestingTests: XCTestCase {50    func testPlistEncoding() {51        let encoder = _PlistReferencingEncoder()52        let plist = try! encoder.encode(["hello": "world"])53        assertSnapshot(matching: plist, as: .plist)54    }55}56import Foundation57import XCTest58import SnapshotTesting59import _SwiftSnapshot

_PlistReferencingEncoder

Using AI Code Generation

1let encoder = _PlistReferencingEncoder()2let plist = try! encoder.encode(StructToEncode())3let data = try! PropertyListSerialization.data(fromPropertyList: plist, format: .xml, options: 0)4try! data.write(to: URL(fileURLWithPath: "/path/to/file.plist"))5let decoder = _PlistReferencingDecoder()6let plist = try! PropertyListSerialization.propertyList(from: data, options: [], format: nil)7let decodedStruct = try! decoder.decode(StructToDecode.self, from: plist)8let data = try! PropertyListSerialization.data(fromPropertyList: plist, format: .binary, options: 0)

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.