NetNewsWire/Frameworks/Account/AccountTests/Feedly/FeedlyGetStreamIdsOperation...

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//
// FeedlyGetStreamIdsOperationTests.swift
// AccountTests
//
// Created by Kiel Gillard on 23/10/19.
// Copyright © 2019 Ranchero Software, LLC. All rights reserved.
//
import XCTest
@testable import Account
class FeedlyGetStreamIdsOperationTests: XCTestCase {
private var account: Account!
private let support = FeedlyTestSupport()
override func setUp() {
super.setUp()
account = support.makeTestAccount()
}
override func tearDown() {
if let account = account {
support.destroy(account)
}
super.tearDown()
}
func testGetStreamIdsFailure() {
let service = TestGetStreamIdsService()
let resource = FeedlyCategoryResourceId(id: "user/1234/category/5678")
let getStreamIds = FeedlyGetStreamIdsOperation(account: account, resource: resource, service: service, continuation: nil, newerThan: nil, unreadOnly: nil, log: support.log)
service.mockResult = .failure(URLError(.fileDoesNotExist))
let completionExpectation = expectation(description: "Did Finish")
getStreamIds.completionBlock = {
completionExpectation.fulfill()
}
OperationQueue.main.addOperation(getStreamIds)
waitForExpectations(timeout: 2)
XCTAssertNil(getStreamIds.streamIds)
}
func testValuesPassingForGetStreamIds() {
let service = TestGetStreamIdsService()
let resource = FeedlyCategoryResourceId(id: "user/1234/category/5678")
let continuation: String? = "gfdsa"
let newerThan: Date? = Date(timeIntervalSinceReferenceDate: 1000)
let unreadOnly: Bool? = false
let getStreamIds = FeedlyGetStreamIdsOperation(account: account, resource: resource, service: service, continuation: continuation, newerThan: newerThan, unreadOnly: unreadOnly, log: support.log)
let mockStreamIds = FeedlyStreamIds(continuation: "1234", ids: ["item/1", "item/2", "item/3"])
service.mockResult = .success(mockStreamIds)
service.getStreamIdsExpectation = expectation(description: "Did Call Service")
service.parameterTester = { serviceResource, serviceContinuation, serviceNewerThan, serviceUnreadOnly in
// Verify these values given to the opeartion are passed to the service.
XCTAssertEqual(serviceResource.id, resource.id)
XCTAssertEqual(serviceContinuation, continuation)
XCTAssertEqual(serviceNewerThan, newerThan)
XCTAssertEqual(serviceUnreadOnly, unreadOnly)
}
let completionExpectation = expectation(description: "Did Finish")
getStreamIds.completionBlock = {
completionExpectation.fulfill()
}
OperationQueue.main.addOperation(getStreamIds)
waitForExpectations(timeout: 2)
guard let streamIds = getStreamIds.streamIds else {
XCTFail("\(FeedlyGetStreamIdsOperation.self) did not store the stream.")
return
}
XCTAssertEqual(streamIds.continuation, mockStreamIds.continuation)
XCTAssertEqual(streamIds.ids, mockStreamIds.ids)
}
func testGetStreamIdsFromJSON() {
let support = FeedlyTestSupport()
let (transport, caller) = support.makeMockNetworkStack()
let jsonName = "feedly_unreads_1000"
transport.testFiles["/v3/streams/ids"] = "\(jsonName).json"
let resource = FeedlyCategoryResourceId(id: "user/1234/category/5678")
let getStreamIds = FeedlyGetStreamIdsOperation(account: account, resource: resource, service: caller, continuation: nil, newerThan: nil, unreadOnly: nil, log: support.log)
let completionExpectation = expectation(description: "Did Finish")
getStreamIds.completionBlock = {
completionExpectation.fulfill()
}
OperationQueue.main.addOperation(getStreamIds)
waitForExpectations(timeout: 2)
guard let streamIds = getStreamIds.streamIds else {
return XCTFail("Expected to have a stream of identifiers.")
}
let streamIdsJSON = support.testJSON(named: jsonName) as! [String:Any]
let continuation = streamIdsJSON["continuation"] as! String
XCTAssertEqual(streamIds.continuation, continuation)
XCTAssertEqual(streamIds.ids, streamIdsJSON["ids"] as! [String])
}
}