velody/packages/apple/VelodyPlayback/Tests/VelodyPlaybackTests/PlaybackControllerTests.swift
2026-05-28 14:05:15 +02:00

87 lines
2.4 KiB
Swift

import Foundation
import XCTest
import VelodyDomain
@testable import VelodyPlayback
@MainActor
final class PlaybackControllerTests: XCTestCase {
func testPlayPauseRestartsTrackAfterPlaybackFinishesAtQueueEnd() {
let engine = FakePlaybackEngine()
let sessionStore = InMemoryPlaybackSessionStore()
let controller = PlaybackController(
engine: engine,
sessionStore: sessionStore
)
let track = LibraryTrack(
id: "track-1",
title: "Finished Track",
artist: "Tester",
durationSeconds: 120,
localFilePath: "/tmp/finished-track.mp3"
)
controller.setCatalogTracks([track])
controller.play(trackID: track.id)
XCTAssertEqual(engine.loadTrackCallCount, 1)
XCTAssertEqual(engine.playCallCount, 1)
XCTAssertTrue(controller.nowPlayingState.isPlaying)
engine.simulatePlaybackFinished()
XCTAssertFalse(controller.nowPlayingState.isPlaying)
XCTAssertEqual(controller.nowPlayingState.currentTime, 120)
controller.playPause()
XCTAssertEqual(engine.loadTrackCallCount, 2)
XCTAssertEqual(engine.playCallCount, 2)
XCTAssertEqual(engine.lastLoadedStartTime, 0)
XCTAssertTrue(controller.nowPlayingState.isPlaying)
XCTAssertEqual(controller.nowPlayingState.currentTime, 0)
}
}
@MainActor
private final class FakePlaybackEngine: PlaybackEngine {
var onEvent: (@MainActor @Sendable (PlaybackEngineEvent) -> Void)?
var currentTime: Double = 0
var duration: Double = 120
var isPlaying = false
private(set) var loadTrackCallCount = 0
private(set) var playCallCount = 0
private(set) var lastLoadedStartTime: Double?
func loadTrack(at fileURL: URL, startTime: Double) throws {
loadTrackCallCount += 1
lastLoadedStartTime = startTime
currentTime = startTime
isPlaying = false
}
func play() throws {
playCallCount += 1
isPlaying = true
}
func pause() {
isPlaying = false
}
func stop() {
isPlaying = false
currentTime = 0
}
func seek(to time: Double) throws {
currentTime = min(max(time, 0), duration)
}
func simulatePlaybackFinished() {
isPlaying = false
currentTime = duration
onEvent?(.finishedPlaying)
}
}