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BackerDashboardProjectsViewModelTests.swift
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import Prelude
import ReactiveSwift
import Result
import XCTest
@testable import KsApi
@testable import LiveStream
@testable import Library
@testable import ReactiveExtensions_TestHelpers
internal final class BackerDashboardProjectsViewModelTests: TestCase {
private let vm: BackerDashboardProjectsViewModelType = BackerDashboardProjectsViewModel()
private let emptyStateIsVisible = TestObserver<Bool, NoError>()
private let emptyStateProjectsType = TestObserver<ProfileProjectsType, NoError>()
private let isRefreshing = TestObserver<Bool, NoError>()
private let goToProject = TestObserver<Project, NoError>()
private let goToProjectRefTag = TestObserver<RefTag, NoError>()
private let projects = TestObserver<[Project], NoError>()
private let scrollToProjectRow = TestObserver<Int, NoError>()
override func setUp() {
super.setUp()
self.vm.outputs.emptyStateIsVisible.map(first).observe(self.emptyStateIsVisible.observer)
self.vm.outputs.emptyStateIsVisible.map(second).observe(self.emptyStateProjectsType.observer)
self.vm.outputs.isRefreshing.observe(self.isRefreshing.observer)
self.vm.outputs.goToProject.map(first).observe(self.goToProject.observer)
self.vm.outputs.goToProject.map(third).observe(self.goToProjectRefTag.observer)
self.vm.outputs.projects.observe(self.projects.observer)
self.vm.outputs.scrollToProjectRow.observe(self.scrollToProjectRow.observer)
}
// swiftlint:disable function_body_length
func testProjects() {
let projects = (1...3).map { .template |> Project.lens.id .~ $0 }
let projectsWithNewProject = (1...4).map { .template |> Project.lens.id .~ $0 }
let projectsWithNewestProject = (1...5).map { .template |> Project.lens.id .~ $0 }
let env = .template |> DiscoveryEnvelope.lens.projects .~ projects
let env2 = .template |> DiscoveryEnvelope.lens.projects .~ projectsWithNewProject
let env3 = .template |> DiscoveryEnvelope.lens.projects .~ projectsWithNewestProject
withEnvironment(apiService: MockService(fetchDiscoveryResponse: env), currentUser: .template) {
self.vm.inputs.configureWith(projectsType: .backed, sort: .endingSoon)
self.vm.inputs.viewWillAppear(false)
self.vm.inputs.currentUserUpdated()
self.projects.assertValueCount(0)
self.emptyStateIsVisible.assertValueCount(0)
self.isRefreshing.assertValues([true])
XCTAssertEqual(["Viewed Profile Tab"], self.trackingClient.events)
XCTAssertEqual(["backed"], self.trackingClient.properties(forKey: "type", as: String.self))
self.scheduler.advance()
self.projects.assertValues([projects])
self.emptyStateIsVisible.assertValues([false])
self.emptyStateProjectsType.assertValues([.backed])
self.isRefreshing.assertValues([true, false])
self.vm.inputs.viewWillAppear(true)
self.isRefreshing.assertValues([true, false], "Projects don't refresh.")
self.scheduler.advance()
self.projects.assertValues([projects])
self.emptyStateIsVisible.assertValues([false])
self.isRefreshing.assertValues([true, false], "Projects don't refresh.")
let updatedUser = .template |> User.lens.stats.backedProjectsCount .~ 1
// Come back after backing a project.
withEnvironment(apiService: MockService(fetchDiscoveryResponse: env2), currentUser: updatedUser) {
self.vm.inputs.currentUserUpdated()
self.vm.inputs.viewWillAppear(false)
self.isRefreshing.assertValues([true, false, true])
self.scheduler.advance()
self.projects.assertValues([projects, projectsWithNewProject])
self.emptyStateIsVisible.assertValues([false, false])
self.isRefreshing.assertValues([true, false, true, false])
}
// Refresh.
withEnvironment(apiService: MockService(fetchDiscoveryResponse: env3), currentUser: updatedUser) {
self.vm.inputs.refresh()
self.isRefreshing.assertValues([true, false, true, false, true])
self.scheduler.advance()
self.projects.assertValues([projects, projectsWithNewProject, projectsWithNewestProject])
self.emptyStateIsVisible.assertValues([false, false, false])
self.isRefreshing.assertValues([true, false, true, false, true, false])
}
}
}
// swiftlint:enable function_body_length
func testNoProjects() {
let env = .template |> DiscoveryEnvelope.lens.projects .~ []
withEnvironment(apiService: MockService(fetchDiscoveryResponse: env), currentUser: .template) {
self.vm.inputs.configureWith(projectsType: .saved, sort: .endingSoon)
self.vm.inputs.viewWillAppear(false)
self.projects.assertValueCount(0)
self.emptyStateIsVisible.assertValueCount(0)
self.isRefreshing.assertValues([true])
XCTAssertEqual(["Viewed Profile Tab"], self.trackingClient.events)
XCTAssertEqual(["saved"], self.trackingClient.properties(forKey: "type", as: String.self))
self.scheduler.advance()
self.projects.assertValues([[]])
self.emptyStateIsVisible.assertValues([true], "Empty state is shown for user with no projects.")
self.emptyStateProjectsType.assertValues([.saved])
self.isRefreshing.assertValues([true, false])
self.vm.inputs.viewWillAppear(true)
self.scheduler.advance()
self.projects.assertValues([[]], "Projects does not emit.")
self.emptyStateIsVisible.assertValues([true], "Empty state does not emit.")
}
}
func testProjectCellTapped() {
let project = Project.template
let projects = (1...3).map { .template |> Project.lens.id .~ $0 }
let env = .template |> DiscoveryEnvelope.lens.projects .~ projects
withEnvironment(apiService: MockService(fetchDiscoveryResponse: env), currentUser: .template) {
self.vm.inputs.configureWith(projectsType: .backed, sort: .endingSoon)
self.vm.inputs.viewWillAppear(false)
self.scheduler.advance()
self.vm.inputs.projectTapped(project)
self.goToProject.assertValues([project], "Project emmitted.")
self.goToProjectRefTag.assertValues([.profileBacked], "RefTag = profile_backed emitted.")
}
}
func testScrollAndUpdateProjects_ViaProjectNavigator() {
let playlist = (0...10).map { idx in .template |> Project.lens.id .~ (idx + 42) }
let projectEnv = .template
|> DiscoveryEnvelope.lens.projects .~ playlist
let playlist2 = (0...20).map { idx in .template |> Project.lens.id .~ (idx + 72) }
let projectEnv2 = .template
|> DiscoveryEnvelope.lens.projects .~ playlist2
withEnvironment(apiService: MockService(fetchDiscoveryResponse: projectEnv), currentUser: .template) {
self.vm.inputs.configureWith(projectsType: .backed, sort: .endingSoon)
self.vm.inputs.viewWillAppear(false)
self.scheduler.advance()
self.projects.assertValues([playlist], "Projects are loaded.")
self.vm.inputs.projectTapped(playlist[4])
self.vm.inputs.transitionedToProject(at: 5, outOf: playlist.count)
self.scrollToProjectRow.assertValues([5])
self.vm.inputs.transitionedToProject(at: 6, outOf: playlist.count)
self.scrollToProjectRow.assertValues([5, 6])
self.vm.inputs.transitionedToProject(at: 7, outOf: playlist.count)
self.scrollToProjectRow.assertValues([5, 6, 7])
withEnvironment(apiService: MockService(fetchDiscoveryResponse: projectEnv2)) {
self.vm.inputs.transitionedToProject(at: 8, outOf: playlist.count)
self.scheduler.advance()
self.scrollToProjectRow.assertValues([5, 6, 7, 8])
self.projects.assertValues([playlist, (playlist + playlist2)], "More projects are loaded.")
self.vm.inputs.transitionedToProject(at: 7, outOf: playlist2.count)
self.scrollToProjectRow.assertValues([5, 6, 7, 8, 7])
}
}
}
}