82 lines
4.4 KiB
Swift
82 lines
4.4 KiB
Swift
import AppKit
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import TerebiConfiguration
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@MainActor
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private final class FixedQualityClock { var now = 1000.0 }
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@main
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@MainActor
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struct AutomaticQualityPlaybackChecks {
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static func require(_ condition: @autoclosure () -> Bool, _ message: String) {
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if !condition() {
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FileHandle.standardError.write(Data(("FAIL: " + message + "\n").utf8))
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exit(1)
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}
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}
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// Only the infrastructure watchdog uses elapsed time. Adaptation uses an injected clock;
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// playback readiness and network stalls are observable media events, not sleeps.
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static func until(_ model: PlayerModel, _ message: String, _ condition: () -> Bool) {
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let deadline = ContinuousClock.now.advanced(by: .seconds(20))
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while !condition(), ContinuousClock.now < deadline {
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RunLoop.main.run(until: Date(timeIntervalSinceNow: 0.01))
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}
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require(condition(), message + " (height=\(model.youtubeHeight ?? 0), status=\(model.state.status), error=\(model.errorText ?? "none"))")
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}
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static func polled(_ model: PlayerModel) {
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let revision = model.state.revision
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until(model, "native model processes a fresh playback snapshot") { model.state.revision != revision }
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}
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static func main() {
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_ = NSApplication.shared
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NSApp.setActivationPolicy(.prohibited)
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let suite = "terebi.automatic-quality-playback-check.\(UUID().uuidString)"
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let defaults = UserDefaults(suiteName: suite)!
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defer { defaults.removePersistentDomain(forName: suite) }
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let clock = FixedQualityClock()
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let model = PlayerModel(defaults: defaults, qualityClock: { clock.now })
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defer { model.shutdown() }
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model.setVolume(0)
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require(!model.automaticYouTubeQuality, "automatic quality is opt-in")
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model.openYouTube("https://www.youtube.com/watch?v=aqz-KE-bpKQ")
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until(model, "default selects real 1080p and runs out of the gated network prefix") {
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model.youtubeHeight == 1080 && model.canTogglePlayback &&
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model.state.status == PLAYER_PLAYING && model.state.position > 0.5 && model.state.buffering
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}
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clock.now = 2000
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polled(model)
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require(model.youtubeHeight == 1080 && !model.resolvingYouTube,
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"disabled automatic quality leaves a stalled manual/default stream alone")
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model.setAutomaticYouTubeQuality(true)
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polled(model)
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let position = model.state.position
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clock.now = 2003
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until(model, "persistent stall automatically reopens actual 720p media") {
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model.youtubeHeight == 720 && model.canTogglePlayback && model.state.status == PLAYER_PLAYING &&
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!model.state.seek_pending && (model.bufferedRange.map { $0.upperBound - model.state.position >= 20 } ?? false)
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}
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require(model.state.position >= position && model.state.position < position + 3,
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"automatic quality reopening preserves current playback progress")
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polled(model)
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clock.now = 2063
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until(model, "sustained health automatically restores actual 1080p media") {
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model.youtubeHeight == 1080 && model.canTogglePlayback && model.state.status == PLAYER_PLAYING && !model.state.seek_pending
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}
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model.setYouTubeQuality(model.youtubeHeight)
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require(!model.automaticYouTubeQuality && !model.isBusy && model.state.status == PLAYER_PLAYING,
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"reselecting the current manual resolution disables auto without disrupting playback")
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model.setAutomaticYouTubeQuality(true)
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let reopened = PlayerModel(defaults: defaults, qualityClock: { clock.now })
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require(!reopened.automaticYouTubeQuality, "session opt-in does not survive player restart")
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reopened.shutdown()
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model.setYouTubeQuality(nil)
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require(!model.automaticYouTubeQuality && model.youtubeQuality == nil,
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"default quality is also a manual override")
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let manual = PlayerModel(defaults: defaults, configuration: PlayerConfiguration(automaticQuality: true),
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qualityClock: { clock.now })
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require(manual.automaticYouTubeQuality, "manual session override does not replace startup configuration")
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manual.shutdown()
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model.closeFile()
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print("PASS native adaptive playback: default-off/stalled downshift/healthy upshift/progress preservation/current+default manual override/session-only settings")
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}
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}
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