element-x-ios/UnitTests/Sources/InviteUsersViewModelTests.s...

110 lines
4.4 KiB
Swift

//
// Copyright 2022 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import Combine
import XCTest
@testable import ElementX
@MainActor
class InviteUsersScreenViewModelTests: XCTestCase {
var viewModel: InviteUsersScreenViewModelProtocol!
var clientProxy: MockClientProxy!
var userDiscoveryService: UserDiscoveryServiceMock!
private var cancellables: Set<AnyCancellable> = []
var context: InviteUsersScreenViewModel.Context {
viewModel.context
}
func testSelectUser() {
setupWithRoomType(roomType: .draft)
XCTAssertTrue(context.viewState.selectedUsers.isEmpty)
context.send(viewAction: .toggleUser(.mockAlice))
XCTAssertTrue(context.viewState.selectedUsers.count == 1)
XCTAssertEqual(context.viewState.selectedUsers.first?.userID, UserProfile.mockAlice.userID)
}
func testReselectUser() {
setupWithRoomType(roomType: .draft)
XCTAssertTrue(context.viewState.selectedUsers.isEmpty)
context.send(viewAction: .toggleUser(.mockAlice))
XCTAssertEqual(context.viewState.selectedUsers.count, 1)
XCTAssertEqual(context.viewState.selectedUsers.first?.userID, UserProfile.mockAlice.userID)
context.send(viewAction: .toggleUser(.mockAlice))
XCTAssertTrue(context.viewState.selectedUsers.isEmpty)
}
func testDeselectUser() {
setupWithRoomType(roomType: .draft)
XCTAssertTrue(context.viewState.selectedUsers.isEmpty)
context.send(viewAction: .toggleUser(.mockAlice))
XCTAssertEqual(context.viewState.selectedUsers.count, 1)
XCTAssertEqual(context.viewState.selectedUsers.first?.userID, UserProfile.mockAlice.userID)
context.send(viewAction: .toggleUser(.mockAlice))
XCTAssertTrue(context.viewState.selectedUsers.isEmpty)
}
func testInviteButton() async {
let mockedMembers: [RoomMemberProxyMock] = [.mockAlice, .mockBob]
setupWithRoomType(roomType: .room(members: mockedMembers, userIndicatorController: MockUserIndicatorController()))
_ = await viewModel.context.$viewState.values.first(where: { $0.membershipState.isEmpty == false })
context.send(viewAction: .toggleUser(.mockAlice))
Task.detached(priority: .low) {
await self.context.send(viewAction: .proceed)
}
let action = await viewModel.actions.values.first()
guard case let .invite(members) = action else {
XCTFail("Sent action should be 'invite'")
return
}
XCTAssertEqual(members, [RoomMemberProxyMock.mockAlice.userID])
}
private func setupWithRoomType(roomType: InviteUsersScreenRoomType) {
let usersSubject = CurrentValueSubject<[UserProfile], Never>([])
clientProxy = .init(userID: "")
userDiscoveryService = UserDiscoveryServiceMock()
userDiscoveryService.fetchSuggestionsReturnValue = .success([])
userDiscoveryService.searchProfilesWithReturnValue = .success([])
usersSubject.send([])
let viewModel = InviteUsersScreenViewModel(selectedUsers: usersSubject.asCurrentValuePublisher(), roomType: roomType, mediaProvider: MockMediaProvider(), userDiscoveryService: userDiscoveryService)
viewModel.state.usersSection = .init(type: .suggestions, users: [.mockAlice, .mockBob, .mockCharlie])
self.viewModel = viewModel
viewModel.actions.sink { action in
switch action {
case .toggleUser(let user):
var selectedUsers = usersSubject.value
if let index = selectedUsers.firstIndex(where: { $0.userID == user.userID }) {
selectedUsers.remove(at: index)
} else {
selectedUsers.append(user)
}
usersSubject.send(selectedUsers)
default:
break
}
}
.store(in: &cancellables)
}
}