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session-ios/SessionMessagingKitTests/Open Groups/OpenGroupAPIV2Tests.swift

670 lines
28 KiB
Swift

// Copyright © 2022 Rangeproof Pty Ltd. All rights reserved.
import XCTest
import Nimble
import PromiseKit
import Sodium
import SessionSnodeKit
@testable import SessionMessagingKit
class OpenGroupAPITests: XCTestCase {
class TestResponseInfo: OnionRequestResponseInfoType {
let requestData: TestApi.RequestData
let code: Int
let headers: [String: String]
init(requestData: TestApi.RequestData, code: Int, headers: [String: String]) {
self.requestData = requestData
self.code = code
self.headers = headers
}
}
struct TestNonceGenerator: NonceGenerator16ByteType {
func nonce() -> Array<UInt8> { return Data(base64Encoded: "pK6YRtQApl4NhECGizF0Cg==")!.bytes }
}
class TestApi: OnionRequestAPIType {
struct RequestData: Codable {
let urlString: String?
let httpMethod: String
let headers: [String: String]
let snodeMethod: String?
let body: Data?
let server: String
let version: OnionRequestAPI.Version
let publicKey: String?
}
class var mockResponse: Data? { return nil }
static func sendOnionRequest(_ request: URLRequest, to server: String, using version: OnionRequestAPI.Version, with x25519PublicKey: String) -> Promise<(OnionRequestResponseInfoType, Data?)> {
let responseInfo: TestResponseInfo = TestResponseInfo(
requestData: RequestData(
urlString: request.url?.absoluteString,
httpMethod: (request.httpMethod ?? "GET"),
headers: (request.allHTTPHeaderFields ?? [:]),
snodeMethod: nil,
body: request.httpBody,
server: server,
version: version,
publicKey: x25519PublicKey
),
code: 200,
headers: [:]
)
return Promise.value((responseInfo, mockResponse))
}
static func sendOnionRequest(to snode: Snode, invoking method: Snode.Method, with parameters: JSON, using version: OnionRequestAPI.Version, associatedWith publicKey: String?) -> Promise<Data> {
// TODO: Test the 'responseInfo' somehow?
return Promise.value(mockResponse!)
}
}
var testStorage: TestStorage!
var testSodium: TestSodium!
var testAeadXChaCha20Poly1305Ietf: TestAeadXChaCha20Poly1305Ietf!
var testGenericHash: TestGenericHash!
var testSign: TestSign!
var dependencies: OpenGroupAPI.Dependencies!
// MARK: - Configuration
override func setUpWithError() throws {
testStorage = TestStorage()
testSodium = TestSodium()
testAeadXChaCha20Poly1305Ietf = TestAeadXChaCha20Poly1305Ietf()
testGenericHash = TestGenericHash()
testSign = TestSign()
dependencies = OpenGroupAPI.Dependencies(
api: TestApi.self,
storage: testStorage,
sodium: testSodium,
aeadXChaCha20Poly1305Ietf: testAeadXChaCha20Poly1305Ietf,
sign: testSign,
genericHash: testGenericHash,
ed25519: TestEd25519.self,
nonceGenerator: TestNonceGenerator(),
date: Date(timeIntervalSince1970: 1234567890)
)
testStorage.mockData[.allOpenGroups] = [
"0": OpenGroup(
server: "testServer",
room: "testRoom",
publicKey: "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d",
name: "Test",
groupDescription: nil,
imageID: nil,
infoUpdates: 0
)
]
testStorage.mockData[.openGroupPublicKeys] = [
"testServer": "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"
]
// Test Private key, not actually used (from here https://www.notion.so/oxen/SOGS-Authentication-dc64cc846cb24b2abbf7dd4bfd74abbb)
testStorage.mockData[.userKeyPair] = try! ECKeyPair(
publicKeyData: Data.data(fromHex: "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d")!,
privateKeyData: Data.data(fromHex: "881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4")!
)
testStorage.mockData[.userEdKeyPair] = Box.KeyPair(
publicKey: Data.data(fromHex: "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d")!.bytes,
secretKey: Data.data(fromHex: "881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4")!.bytes
)
testGenericHash.mockData[.hashOutputLength] = []
testSodium.mockData[.blindedKeyPair] = Box.KeyPair(
publicKey: Data.data(fromHex: "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d")!.bytes,
secretKey: Data.data(fromHex: "881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4")!.bytes
)
testSodium.mockData[.sogsSignature] = "TestSogsSignature".bytes
testSign.mockData[.signature] = "TestSignature".bytes
}
override func tearDownWithError() throws {
dependencies = nil
testStorage = nil
}
// MARK: - Batching & Polling
func testPollGeneratesTheCorrectRequest() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
let responses: [Data] = [
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: OpenGroupAPI.Capabilities(capabilities: [], missing: nil)
)
),
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: try! JSONDecoder().decode(OpenGroupAPI.RoomPollInfo.self, from: "{}".data(using: .utf8)!)
)
),
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: [OpenGroupAPI.Message]()
)
)
]
return "[\(responses.map { String(data: $0, encoding: .utf8)! }.joined(separator: ","))]".data(using: .utf8)
}
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(response)
.toEventuallyNot(
beNil(),
timeout: .milliseconds(100)
)
expect(error?.localizedDescription).to(beNil())
// Validate the response data
expect(response?.values).to(haveCount(3))
expect(response?.keys).to(contain(.capabilities))
expect(response?.keys).to(contain(.roomPollInfo("testRoom", 0)))
expect(response?.keys).to(contain(.roomMessagesRecent("testRoom")))
expect(response?[.capabilities]?.0).to(beAKindOf(TestResponseInfo.self))
// Validate request data
let requestData: TestApi.RequestData? = (response?[.capabilities]?.0 as? TestResponseInfo)?.requestData
expect(requestData?.urlString).to(equal("testServer/batch"))
expect(requestData?.httpMethod).to(equal("POST"))
expect(requestData?.server).to(equal("testServer"))
expect(requestData?.publicKey).to(equal("7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"))
}
func testPollReturnsAnErrorWhenGivenNoData() throws {
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testPollReturnsAnErrorWhenGivenInvalidData() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? { return Data() }
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testPollReturnsAnErrorWhenGivenAnEmptyResponse() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? { return "[]".data(using: .utf8) }
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testPollReturnsAnErrorWhenGivenAnObjectResponse() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? { return "{}".data(using: .utf8) }
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testPollReturnsAnErrorWhenGivenAnDifferentNumberOfResponses() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
let responses: [Data] = [
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: OpenGroupAPI.Capabilities(capabilities: [], missing: nil)
)
),
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: try! JSONDecoder().decode(OpenGroupAPI.RoomPollInfo.self, from: "{}".data(using: .utf8)!)
)
)
]
return "[\(responses.map { String(data: $0, encoding: .utf8)! }.joined(separator: ","))]".data(using: .utf8)
}
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testPollReturnsAnErrorWhenGivenAnUnexpectedResponse() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
let responses: [Data] = [
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: OpenGroupAPI.PinnedMessage(id: 1, pinnedAt: 1, pinnedBy: "")
)
),
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: OpenGroupAPI.PinnedMessage(id: 1, pinnedAt: 1, pinnedBy: "")
)
),
try! JSONEncoder().encode(
OpenGroupAPI.BatchSubResponse(
code: 200,
headers: [:],
body: OpenGroupAPI.PinnedMessage(id: 1, pinnedAt: 1, pinnedBy: "")
)
)
]
return "[\(responses.map { String(data: $0, encoding: .utf8)! }.joined(separator: ","))]".data(using: .utf8)
}
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: [OpenGroupAPI.Endpoint: (OnionRequestResponseInfoType, Codable)]? = nil
var error: Error? = nil
OpenGroupAPI.poll("testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.parsingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
// MARK: - Files
func testItDoesNotAddAFileNameHeaderWhenNotProvided() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
return try! JSONEncoder().encode(FileUploadResponse(id: 1))
}
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: (OnionRequestResponseInfoType, FileUploadResponse)? = nil
var error: Error? = nil
OpenGroupAPI.uploadFile([], to: "testRoom", on: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(response)
.toEventuallyNot(
beNil(),
timeout: .milliseconds(100)
)
expect(error?.localizedDescription).to(beNil())
// Validate signature headers
let requestData: TestApi.RequestData? = (response?.0 as? TestResponseInfo)?.requestData
expect(requestData?.urlString).to(equal("testServer/room/testRoom/file"))
expect(requestData?.httpMethod).to(equal("POST"))
expect(requestData?.headers).to(haveCount(4))
expect(requestData?.headers.keys).toNot(contain(Header.fileName.rawValue))
}
func testItAddsAFileNameHeaderWhenProvided() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
return try! JSONEncoder().encode(FileUploadResponse(id: 1))
}
}
dependencies = dependencies.with(api: LocalTestApi.self)
var response: (OnionRequestResponseInfoType, FileUploadResponse)? = nil
var error: Error? = nil
OpenGroupAPI.uploadFile([], fileName: "TestFileName", to: "testRoom", on: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(response)
.toEventuallyNot(
beNil(),
timeout: .milliseconds(100)
)
expect(error?.localizedDescription).to(beNil())
// Validate signature headers
let requestData: TestApi.RequestData? = (response?.0 as? TestResponseInfo)?.requestData
expect(requestData?.urlString).to(equal("testServer/room/testRoom/file"))
expect(requestData?.httpMethod).to(equal("POST"))
expect(requestData?.headers).to(haveCount(5))
expect(requestData?.headers[Header.fileName.rawValue]).to(equal("TestFileName"))
}
// MARK: - Authentication
func testItSignsTheUnblindedRequestCorrectly() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
return try! JSONEncoder().encode([OpenGroupAPI.Room]())
}
}
testStorage.mockData[.openGroupServer] = OpenGroupAPI.Server(
name: "testServer",
capabilities: OpenGroupAPI.Capabilities(capabilities: [.sogs], missing: [])
)
dependencies = dependencies.with(api: LocalTestApi.self)
var response: (OnionRequestResponseInfoType, [OpenGroupAPI.Room])? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(response)
.toEventuallyNot(
beNil(),
timeout: .milliseconds(100)
)
expect(error?.localizedDescription).to(beNil())
// Validate signature headers
let requestData: TestApi.RequestData? = (response?.0 as? TestResponseInfo)?.requestData
expect(requestData?.urlString).to(equal("testServer/rooms"))
expect(requestData?.httpMethod).to(equal("GET"))
expect(requestData?.server).to(equal("testServer"))
expect(requestData?.publicKey).to(equal("7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"))
expect(requestData?.headers).to(haveCount(4))
expect(requestData?.headers[Header.sogsPubKey.rawValue]).to(equal("007aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"))
expect(requestData?.headers[Header.sogsTimestamp.rawValue]).to(equal("1234567890"))
expect(requestData?.headers[Header.sogsNonce.rawValue]).to(equal("pK6YRtQApl4NhECGizF0Cg=="))
expect(requestData?.headers[Header.sogsSignature.rawValue]).to(equal("TestSignature".bytes.toBase64()))
}
func testItSignsTheBlindedRequestCorrectly() throws {
class LocalTestApi: TestApi {
override class var mockResponse: Data? {
return try! JSONEncoder().encode([OpenGroupAPI.Room]())
}
}
testStorage.mockData[.openGroupServer] = OpenGroupAPI.Server(
name: "testServer",
capabilities: OpenGroupAPI.Capabilities(capabilities: [.sogs, .blinding], missing: [])
)
dependencies = dependencies.with(api: LocalTestApi.self)
var response: (OnionRequestResponseInfoType, [OpenGroupAPI.Room])? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(response)
.toEventuallyNot(
beNil(),
timeout: .milliseconds(100)
)
expect(error?.localizedDescription).to(beNil())
// Validate signature headers
let requestData: TestApi.RequestData? = (response?.0 as? TestResponseInfo)?.requestData
expect(requestData?.urlString).to(equal("testServer/rooms"))
expect(requestData?.httpMethod).to(equal("GET"))
expect(requestData?.server).to(equal("testServer"))
expect(requestData?.publicKey).to(equal("7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"))
expect(requestData?.headers).to(haveCount(4))
expect(requestData?.headers[Header.sogsPubKey.rawValue]).to(equal("157aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d"))
expect(requestData?.headers[Header.sogsTimestamp.rawValue]).to(equal("1234567890"))
expect(requestData?.headers[Header.sogsNonce.rawValue]).to(equal("pK6YRtQApl4NhECGizF0Cg=="))
expect(requestData?.headers[Header.sogsSignature.rawValue]).to(equal("TestSogsSignature".bytes.toBase64()))
}
func testItFailsToSignIfThereIsNoUserEdKeyPair() throws {
testStorage.mockData[.userEdKeyPair] = nil
var response: Any? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.signingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testItFailsToSignIfTheServerPublicKeyIsInvalid() throws {
testStorage.mockData[.openGroupPublicKeys] = [:]
var response: Any? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.noPublicKey.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testItFailsToSignIfBlindedAndTheBlindedKeyDoesNotGetGenerated() throws {
class InvalidSodium: SodiumType {
func getGenericHash() -> GenericHashType { return Sodium().genericHash }
func getAeadXChaCha20Poly1305Ietf() -> AeadXChaCha20Poly1305IetfType { return Sodium().aead.xchacha20poly1305ietf }
func getSign() -> SignType { return Sodium().sign }
func blindedKeyPair(serverPublicKey: String, edKeyPair: Box.KeyPair, genericHash: GenericHashType) -> Box.KeyPair? {
return nil
}
func sogsSignature(message: Bytes, secretKey: Bytes, blindedSecretKey ka: Bytes, blindedPublicKey kA: Bytes) -> Bytes? {
return nil
}
func sharedEdSecret(_ firstKeyBytes: [UInt8], _ secondKeyBytes: [UInt8]) -> Bytes? { return nil }
}
testStorage.mockData[.openGroupServer] = OpenGroupAPI.Server(
name: "testServer",
capabilities: OpenGroupAPI.Capabilities(capabilities: [.sogs, .blinding], missing: [])
)
dependencies = dependencies.with(sodium: InvalidSodium())
var response: Any? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.signingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testItFailsToSignIfBlindedAndTheSogsSignatureDoesNotGetGenerated() throws {
class InvalidSodium: SodiumType {
func getGenericHash() -> GenericHashType { return Sodium().genericHash }
func getAeadXChaCha20Poly1305Ietf() -> AeadXChaCha20Poly1305IetfType { return Sodium().aead.xchacha20poly1305ietf }
func getSign() -> SignType { return Sodium().sign }
func blindedKeyPair(serverPublicKey: String, edKeyPair: Box.KeyPair, genericHash: GenericHashType) -> Box.KeyPair? {
return Box.KeyPair(
publicKey: Data.data(fromHex: "7aecdcade88d881d2327ab011afd2e04c2ec6acffc9e9df45aaf78a151bd2f7d")!.bytes,
secretKey: Data.data(fromHex: "881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4881132ee03dbd2da065aa4c94f96081f62142dc8011d1b7a00de83e4aab38ce4")!.bytes
)
}
func sogsSignature(message: Bytes, secretKey: Bytes, blindedSecretKey ka: Bytes, blindedPublicKey kA: Bytes) -> Bytes? {
return nil
}
func sharedEdSecret(_ firstKeyBytes: [UInt8], _ secondKeyBytes: [UInt8]) -> Bytes? { return nil }
}
testStorage.mockData[.openGroupServer] = OpenGroupAPI.Server(
name: "testServer",
capabilities: OpenGroupAPI.Capabilities(capabilities: [.sogs, .blinding], missing: [])
)
dependencies = dependencies.with(sodium: InvalidSodium())
var response: Any? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.signingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
func testItFailsToSignIfUnblindedAndTheSignatureDoesNotGetGenerated() throws {
class InvalidSign: SignType {
func signature(message: Bytes, secretKey: Bytes) -> Bytes? { return nil }
func verify(message: Bytes, publicKey: Bytes, signature: Bytes) -> Bool { return false }
}
testStorage.mockData[.openGroupServer] = OpenGroupAPI.Server(
name: "testServer",
capabilities: OpenGroupAPI.Capabilities(capabilities: [.sogs], missing: [])
)
dependencies = dependencies.with(sign: InvalidSign())
var response: Any? = nil
var error: Error? = nil
OpenGroupAPI.rooms(for: "testServer", using: dependencies)
.get { result in response = result }
.catch { requestError in error = requestError }
.retainUntilComplete()
expect(error?.localizedDescription)
.toEventually(
equal(OpenGroupAPI.Error.signingFailed.localizedDescription),
timeout: .milliseconds(100)
)
expect(response).to(beNil())
}
}