Merge the TV round two integration branch

app/src/main/AndroidManifest.xml

@@ -40,6 +40,7 @@
 
     <application
         android:allowBackup="true"
+        android:hasFragileUserData="true"
         android:banner="@mipmap/ic_banner"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"

app/src/test/java/org/justinvisser/wolfskin/tv/ConductarrTitlePagesTest.kt

@@ -70,7 +70,7 @@ class ConductarrTitlePagesTest {
                 assertEquals(TitleConnection.SignedOut, revoked.connection)
                 assertTrue(revoked.item.ratings.isEmpty())
                 assertTrue(revoked.playTarget!!.ratings.isEmpty())
-                assertFalse(TitleState(revoked, ShellPerson("shared", "Shared", "S", true)) {}.options.any { it.id == "add" })
+                assertFalse(TitleState(revoked, ShellPerson("shared", "Shared", "S", true)) {}.menuOptions.any { it.id == "add" })
             }
         }
     }

app/src/test/java/org/justinvisser/wolfskin/tv/ConductarrTitleSurfaceTest.kt

@@ -76,6 +76,9 @@ class ConductarrTitleSurfaceTest {
                     val directory = File(requireNotNull(System.getProperty("wolfskin.captureDirectory"))).apply { mkdirs() }
                     rule.onRoot().captureRoboImage(File(directory, "conductarr-title-real.png").absolutePath)
                     rule.onRoot().performKeyInput { pressKey(Key.DirectionRight); pressKey(Key.DirectionCenter) }
+                    rule.mainClock.advanceTimeBy(300)
+                    rule.onNodeWithText("Add for someone").assertIsDisplayed()
+                    rule.onRoot().performKeyInput { pressKey(Key.DirectionCenter) }
                     rule.onNodeWithText("Request for Mindel").assertIsDisplayed()
                     rule.onRoot().performKeyInput { pressKey(Key.DirectionDown); pressKey(Key.DirectionCenter) }
                     rule.waitUntil(30_000) {
@@ -97,7 +100,8 @@ class ConductarrTitleSurfaceTest {
                         viewModel.title?.data?.connection == TitleConnection.SignedOut && viewModel.title?.data?.status == TitleReadStatus.Unavailable
                     }
                     assertTrue(viewModel.title!!.data.item.ratings.isEmpty())
-                    assertFalse(viewModel.title!!.options.any { it.id in listOf("request", "other", "add") })
+                    assertFalse(viewModel.title!!.options.any { it.id == "request" })
+                    assertFalse(viewModel.title!!.menuOptions.any { it.id == "add" })
                 } finally { viewModel.viewModelScope.cancel() }
             }
         }

app/src/test/java/org/justinvisser/wolfskin/tv/PersonPickerSessionTest.kt

@@ -128,6 +128,8 @@ class PersonPickerSessionTest {
     private fun awaitLoaded(user: JellyfinUser) {
         try {
             rule.waitUntil(10_000) {
+                // Setup navigation writes Compose state asynchronously; publish it before pumping replacement composition.
+                androidx.compose.runtime.snapshots.Snapshot.sendApplyNotifications()
                 Shadows.shadowOf(Looper.getMainLooper()).idle()
                 models.lastOrNull()?.signedInPerson == user.name!!.lowercase() &&
                     models.last().conductarr.identity.value?.signedIn == true &&

app/src/test/java/org/justinvisser/wolfskin/tv/TitleCaptureTest.kt

@@ -87,7 +87,7 @@ class TitleCaptureTest {
             data.cast.forEach { person -> person.portrait?.let { add(Triple(it, 200, 200)) } }
             data.related.forEach { item -> item.poster?.let { add(Triple(it, 256, 384)) } }
             data.episodes.forEach { item ->
-                (if (item.isPosterBackdrop) item.poster else item.backdrop)?.let { add(Triple(it, (WolfskinTokens.Card.tileW.value * 2).toInt(), (WolfskinTokens.Card.tileH.value * 2).toInt())) }
+                (if (item.isPosterBackdrop) item.poster else item.backdrop)?.let { add(Triple(it, (WolfskinTokens.Title.episodeCardWidth.value * 2).toInt(), (WolfskinTokens.Title.episodeCardHeight.value * 2).toInt())) }
             }
         }
         return requests.distinctBy { it.first }.associate { (path, width, height) ->
@@ -170,7 +170,10 @@ class TitleCaptureTest {
     @Test fun st044_versions() = capture(44) { state, shell -> open(state, shell, "version") }
     @Test fun st045_rememberedVersion() = capture(45) { state, _ -> state.versionId = "v2"; option(state, "version") }
     @Test fun st046_tracks() = capture(46) { state, shell -> open(state, shell, "tracks") }
-    @Test fun st047_mediaInfo() = capture(47) { state, shell -> open(state, shell, "more") }
+    @Test fun st047_mediaInfo() = capture(47) { state, shell ->
+        open(state, shell, "menu")
+        state.clickSheet(0)
+    }
     @Test fun st048_trailerNoApp() = capture(48) { state, _ -> option(state, "trailer"); state.toast = "No YouTube app is available to play this trailer." }
     @Test fun st049_watched() = capture(49, transform = { it.copy(watchTarget = it.watchTarget.copy(watched = true)) }) { state, _ -> option(state, "watched") }
     @Test fun st050_seriesConfirm() = capture(50, "Andor") { state, shell -> open(state, shell, "watched") }
@@ -216,4 +219,10 @@ class TitleCaptureTest {
     @Test fun st108_resumingEpisodeRatings() = capture(108, "episode-sex-and-the-country-2001-s4e9", "mindel")
     @Test fun st109_noRatings() = capture(109, "The Amazing Spider-Man")
     @Test fun spacingCastFirstFocused() = capture(114) { state, _ -> state.focus("cast", 0) }
+    @Test fun round2Menu() = capture(120) { state, shell -> open(state, shell, "menu") }
+    @Test fun round2MussoliniResume() = capture(121, "episode-episode-1-2025-s1e1", "shared", transform = { it.copy(episodes = it.episodes.distinctBy { episode -> episode.id }) })
+    @Test fun round2Episodes() = capture(122, "episode-episode-1-2025-s1e1", "shared", transform = { it.copy(episodes = it.episodes.distinctBy { episode -> episode.id }) }) { state, _ -> state.focus("episodes", 0) }
+    @Test fun round2NotHeldSeries() = capture(123, "90 Day Fiancé: Before the 90 Days")
+    @Test fun round2HeldPosterFallback() = capture(124, "The Girl Who Leapt Through Time", transform = { it.copy(item = it.item.copy(backdrop = null, isPosterBackdrop = true, overview = "Short overview.")) })
+    @Test fun round2NotHeldShortOverview() = capture(125, "The Amazing Spider-Man", transform = { it.copy(item = it.item.copy(backdrop = null, isPosterBackdrop = true, overview = "Short overview.")) })
 }

app/src/test/java/org/justinvisser/wolfskin/tv/TitleKeysTest.kt

@@ -14,9 +14,6 @@ import androidx.compose.ui.test.onNodeWithText
 import androidx.compose.ui.test.assertIsDisplayed
 import androidx.compose.ui.test.hasClickAction
 import androidx.compose.ui.test.hasText
-import androidx.compose.ui.test.performSemanticsAction
-import androidx.compose.ui.semantics.SemanticsActions
-import androidx.compose.ui.text.TextLayoutResult
 import org.justinvisser.wolfskin.design.WolfskinTokens
 import org.json.JSONArray
 import org.json.JSONObject
@@ -36,7 +33,6 @@ import org.justinvisser.wolfskin.design.TitleSurface
 import org.justinvisser.wolfskin.design.WolfskinTheme
 import org.robolectric.RobolectricTestRunner
 import org.robolectric.annotation.Config
-import org.robolectric.annotation.GraphicsMode
 
 /** Approved title-entry suffixes replay Android keys through the rendered title and shared shell. */
 @RunWith(RobolectricTestRunner::class)
@@ -284,15 +280,6 @@ class TitleKeysTest {
         press(Key.DirectionDown)
         assertEquals(expected, state.row)
     }
-    @Test fun seriesOptionsKeepTheCompleteHouseholdActionLabel() {
-        render("Andor")
-        val layouts = mutableListOf<TextLayoutResult>()
-        rule.onNodeWithText("Add for someone", useUnmergedTree = true)
-            .performSemanticsAction(SemanticsActions.GetTextLayoutResult) { action -> action(layouts) }
-        val layout = layouts.single()
-        assertFalse("The final pill must not shrink to its icon or a clipped label", layout.didOverflowWidth)
-        assertEquals(1, layout.lineCount)
-    }
 
     @Test fun anInitialLoadNeverExposesStaleCastBelowItsSkeleton() {
         render(transform = { it.copy(status = TitleReadStatus.Loading) })
@@ -315,26 +302,6 @@ class TitleKeysTest {
         assertEquals(WolfskinTokens.Title.factsGap.value * 2, genre.left - year.right, 1f)
     }
 
-    @GraphicsMode(GraphicsMode.Mode.NATIVE)
-    @Test fun mediaInfoRowsPreserveTheirDeclaredLineBoxes() {
-        render()
-        rule.runOnIdle { state.focus("header", state.options.indexOfFirst { it.id == "more" }) }
-        press(Key.DirectionCenter)
-        val container = rule.onNodeWithText("Container", useUnmergedTree = true).fetchSemanticsNode().boundsInRoot
-        val size = rule.onNodeWithText("Size", useUnmergedTree = true).fetchSemanticsNode().boundsInRoot
-        val expectedPitch = (WolfskinTokens.Title.infoKey.lineHeight.value + WolfskinTokens.Title.infoRowGap.value) * 2
-        assertEquals("Stacked facts retain the CSS line-box rhythm", expectedPitch, size.top - container.top, 1f)
-        val lastSubtitle = rule.onNodeWithText("Dutch", useUnmergedTree = true).fetchSemanticsNode().boundsInRoot
-        assertEquals("Fourteen stacked lines do not accumulate native pixel rounding", 526.2f, lastSubtitle.top - container.top, 1f)
-    }
-
-    @GraphicsMode(GraphicsMode.Mode.NATIVE)
-    @Test fun filmHeaderKeepsItsFixedCssStack() {
-        render()
-        assertEquals(358f, rule.onNodeWithTag("title-facts").fetchSemanticsNode().boundsInRoot.top, 1f)
-        assertEquals(410f, rule.onNodeWithTag("title-overview").fetchSemanticsNode().boundsInRoot.top, 1f)
-        assertEquals(553f, rule.onNodeWithTag("title-actions").fetchSemanticsNode().boundsInRoot.top, 1f)
-    }
 
 
     @Test fun everyLongTrackChoiceAndDoneRemainInsideTheVisibleSheet() {

app/src/test/java/org/justinvisser/wolfskin/tv/TitleRound2Test.kt

@@ -0,0 +1,274 @@
+package org.justinvisser.wolfskin.tv
+
+import android.app.Application
+import android.graphics.BitmapFactory
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.BackHandler
+import androidx.compose.foundation.layout.requiredSize
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.input.key.Key
+import androidx.compose.ui.test.*
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.unit.dp
+import com.github.takahirom.roborazzi.captureRoboImage
+import org.json.JSONObject
+import org.junit.Assert.*
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.justinvisser.wolfskin.design.*
+import org.robolectric.RobolectricTestRunner
+import org.robolectric.annotation.Config
+import org.robolectric.annotation.GraphicsMode
+import java.io.File
+
+/** Native title interactions keep secondary actions, focus and section geometry intact. */
+@RunWith(RobolectricTestRunner::class)
+@Config(sdk = [34], application = Application::class, qualifiers = "w960dp-h540dp-xhdpi")
+@GraphicsMode(GraphicsMode.Mode.NATIVE)
+class TitleRound2Test {
+    @get:Rule val rule = createAndroidComposeRule<ComponentActivity>()
+    private val effects = mutableListOf<TitleAction>()
+    private lateinit var state: TitleState
+    private lateinit var shell: ShellState
+
+    private fun fixture() = TitleFixture(rule.activity.assets.open("wolfskin-titles.json").bufferedReader().use { JSONObject(it.readText()) })
+    private fun render(title: String = "Locke", person: String = "justin", transform: (TitlePageData) -> TitlePageData = { it }) {
+        val fixture = fixture()
+        shell = ShellState(fixture.people, person).apply { pickerVisible = false; pickerLaunch = false; enterDestination("title/test") }
+        state = TitleState(transform(fixture.title(title, person)), shell.person, effects::add)
+        rule.setContent { WolfskinTheme {
+            BackHandler { state.back(shell) }
+            TitleSurface(state, shell, Modifier.requiredSize(960.dp, 540.dp))
+        } }
+    }
+    private fun press(key: Key) = rule.onRoot().performKeyInput { pressKey(key) }
+    private fun menu() {
+        rule.runOnIdle { state.focus("header", state.options.indexOfFirst { it.id == "menu" }) }
+        press(Key.DirectionCenter)
+        rule.mainClock.advanceTimeBy(300)
+        rule.waitForIdle()
+        rule.onNodeWithTag("title-menu", useUnmergedTree = true).assertIsDisplayed()
+    }
+
+    @Test fun menuBackRestoresItsButtonAndKeepsMediaInfoAndRequestReachable() {
+        render()
+        menu()
+        val opener = state.column
+        press(Key.Back)
+        assertNull(state.sheet)
+        assertEquals(opener, state.column)
+        assertFalse(shell.navFocused)
+        press(Key.DirectionCenter)
+        assertEquals(TitleSheet.Menu, state.sheet)
+        press(Key.DirectionCenter)
+        assertEquals(TitleSheet.MediaInfo, state.sheet)
+        rule.onNodeWithText("Container", useUnmergedTree = true).assertIsDisplayed()
+        press(Key.Back)
+        assertEquals(TitleSheet.Menu, state.sheet)
+        press(Key.DirectionDown)
+        press(Key.DirectionCenter)
+        assertNull(state.sheet)
+        assertEquals(TitleAction.Request(state.data.item, true), effects.single())
+        assertEquals(opener, state.column)
+    }
+
+    @Test fun notHeldMovieKeepsRequestAndHideOutsideTheMenu() {
+        render("The Amazing Spider-Man")
+        rule.onNodeWithTag("title-option-request").assertIsDisplayed()
+        rule.onNodeWithTag("title-option-hide").assertIsDisplayed()
+        menu()
+        rule.onNodeWithText("Add for someone").assertIsDisplayed()
+        press(Key.DirectionCenter)
+        assertEquals(TitleAction.Request(state.data.item, true), effects.single())
+    }
+
+    @Test fun movieCastStacksAfterActionsInsteadOfAReservedHeaderHeight() {
+        render("The Amazing Spider-Man")
+        val actions = rule.onNodeWithTag("title-actions").fetchSemanticsNode().boundsInRoot
+        val cast = rule.onNodeWithTag("title-cast").fetchSemanticsNode().boundsInRoot
+        val gap = cast.top - actions.bottom
+        assertTrue("Cast follows the actions without the old fixed header reservation", gap > 0 && cast.top < WolfskinTokens.Layout.row_dhead.value * 2)
+        rule.runOnIdle { state.update(state.data.copy(requestedStage = "Searching", requestActor = "Justin")) }
+        val requestedActions = rule.onNodeWithTag("title-actions").fetchSemanticsNode().boundsInRoot
+        val requestedCast = rule.onNodeWithTag("title-cast").fetchSemanticsNode().boundsInRoot
+        assertTrue(requestedActions.bottom < requestedCast.top)
+        assertTrue("A readiness line cannot move Cast backwards or recreate the old reservation", requestedCast.top >= cast.top && requestedCast.top < WolfskinTokens.Layout.row_dhead.value * 2)
+    }
+
+    @Test fun mussoliniResumeHasOnlyFactsRatingsAndNoRedundantSeasonsAction() {
+        render("episode-episode-1-2025-s1e1", "shared") { data -> data.copy(episodes = data.episodes.distinctBy { it.id }) }
+        assertTrue(state.data.playTarget!!.resumeSeconds > 0)
+        rule.onNodeWithTag("title-progress").assertIsDisplayed()
+        rule.onAllNodesWithContentDescription("rtCritics", useUnmergedTree = true).assertCountEquals(1)
+        rule.onNodeWithText("Ep", useUnmergedTree = true).assertDoesNotExist()
+        rule.onNodeWithTag("title-option-seasons").assertDoesNotExist()
+        press(Key.DirectionDown)
+        assertEquals("seasons", state.row)
+        rule.onNode(hasText("Season 1") and hasClickAction()).assertIsDisplayed()
+    }
+
+    @Test fun seriesKeepsItsSeasonsShortcutAndSecondaryRequestUsesTheMenu() {
+        render("Andor")
+        rule.onNodeWithTag("title-option-seasons").assertIsDisplayed()
+        menu()
+        rule.onNodeWithText("Add for someone").assertIsDisplayed()
+        press(Key.Back)
+        press(Key.DirectionRight)
+        press(Key.DirectionCenter)
+        assertEquals("seasons", state.row)
+    }
+
+    @Test fun episodeSkeletonAndReadySlotsMatchWhileMetadataFitsOneLine() {
+        render("Andor") { it.copy(episodesStatus = TitleReadStatus.Loading) }
+        rule.runOnIdle { shell.view.listState.requestScrollToItem(2) }
+        rule.waitForIdle()
+        val skeleton = rule.onNodeWithTag("title-episode-slot-0").fetchSemanticsNode().boundsInRoot
+        rule.runOnIdle { state.update(state.data.copy(episodesStatus = TitleReadStatus.Ready)) }
+        val ready = rule.onNodeWithTag("title-episode-slot-0").fetchSemanticsNode().boundsInRoot
+        assertEquals(skeleton, ready)
+        assertEquals(448f, ready.width, 0.1f)
+        assertEquals("Wider cards retain the approved taller episode art", 280f, ready.height, 0.1f)
+        rule.runOnIdle { state.focus("episodes", 0) }
+        val episode = state.data.episodes.first()
+        rule.onNodeWithText(episode.episodeLabel + " · " + episode.runtime).assertIsDisplayed()
+        rule.onNode(hasText(episode.seriesName!!) and hasAnyAncestor(hasTestTag("title-episode-slot-0")), useUnmergedTree = true).assertDoesNotExist()
+    }
+
+    @Test fun revokedRequestsDisappearFromMenuWithoutRemovingMediaInfo() {
+        render()
+        menu()
+        rule.runOnIdle { state.update(state.data.copy(requestsAllowed = false)) }
+        rule.onNodeWithText("Add for someone").assertDoesNotExist()
+        press(Key.DirectionCenter)
+        assertEquals(TitleSheet.MediaInfo, state.sheet)
+        rule.onNodeWithText("Container", useUnmergedTree = true).assertIsDisplayed()
+    }
+
+    @Test fun shortOverviewMoviesKeepCastBelowThePosterForHeldAndNotAddedTitles() {
+        render("The Amazing Spider-Man") { it.copy(item = it.item.copy(overview = "Short overview.", backdrop = null, isPosterBackdrop = true)) }
+        for (held in listOf(false, true)) {
+            rule.runOnIdle { state.update(state.data.copy(item = state.data.item.copy(held = held))) }
+            val poster = rule.onNodeWithTag("title-poster-backdrop").fetchSemanticsNode().boundsInRoot
+            val firstActor = rule.onNodeWithTag("title-cast-${state.data.cast.first().id}").fetchSemanticsNode().boundsInRoot
+            assertTrue("Cast clears the poster on held=$held: $firstActor vs $poster", firstActor.top >= poster.bottom + 20f - 0.5f)
+        }
+    }
+
+    @Test fun revokingTheOnlyMenuActionClosesAnOtherwiseEmptyMenu() {
+        render("The Amazing Spider-Man")
+        menu()
+        rule.runOnIdle { state.update(state.data.copy(requestsAllowed = false)) }
+        assertNull(state.sheet)
+        rule.mainClock.advanceTimeBy(300)
+        rule.onNodeWithTag("title-menu", useUnmergedTree = true).assertDoesNotExist()
+    }
+
+    @Test fun mediaInfoKeepsTableTextSeparatedInsteadOfAccumulatingOverlap() {
+        render()
+        menu()
+        press(Key.DirectionCenter)
+        rule.onNodeWithText("Container", useUnmergedTree = true).assertIsDisplayed()
+        rule.onNodeWithText("Dutch", useUnmergedTree = true).assertIsDisplayed()
+        val text = rule.onAllNodes(SemanticsMatcher.keyIsDefined(androidx.compose.ui.semantics.SemanticsActions.GetTextLayoutResult) and hasAnyAncestor(hasTestTag("title-sheet")), useUnmergedTree = true)
+            .fetchSemanticsNodes().map { it.boundsInRoot }.filter { it.width > 0 && it.height > 0 }
+        text.forEachIndexed { index, first -> text.drop(index + 1).forEach { second ->
+            if (minOf(first.right, second.right) > maxOf(first.left, second.left)) {
+                assertTrue("Media info text must never collide vertically: $first vs $second", minOf(first.bottom, second.bottom) <= maxOf(first.top, second.top))
+            }
+        } }
+    }
+
+    @Test fun menuToMediaInfoNeverDoubleDimsOrPopsAndBackKeepsOneScrim() {
+        render { it.copy(item = it.item.copy(backdrop = null, poster = null), cast = emptyList(), related = emptyList()) }
+        menu()
+        rule.mainClock.autoAdvance = false
+        val directory = File(requireNotNull(System.getProperty("wolfskin.captureDirectory")), "title-menu-info-motion").apply { mkdirs() }
+        rule.runOnIdle { state.clickSheet(0) }
+        var waited = 0
+        while (rule.onAllNodesWithTag("title-sheet", useUnmergedTree = true).fetchSemanticsNodes().isEmpty() && waited <= WolfskinTokens.Motion.base + 100) {
+            rule.mainClock.advanceTimeByFrame()
+            rule.waitForIdle()
+            waited += 16
+        }
+        val records = mutableListOf<String>()
+        fun frame(phase: String, index: Int): Pair<Int, Int> {
+            val path = File(directory, "$phase-${index.toString().padStart(2, '0')}.png")
+            rule.onRoot().captureRoboImage(path.absolutePath)
+            val bitmap = BitmapFactory.decodeFile(path.absolutePath)
+            fun brightness(x: Int, y: Int): Int {
+                val pixel = bitmap.getPixel(x, y)
+                return android.graphics.Color.red(pixel) + android.graphics.Color.green(pixel) + android.graphics.Color.blue(pixel)
+            }
+            return try {
+                (brightness(1900, 900) to brightness(100, 900)).also { records.add("$phase,${index * 16},${it.first},${it.second}") }
+            } finally { bitmap.recycle() }
+        }
+        val info = List(14) { index ->
+            rule.waitForIdle()
+            frame("info", index).also { rule.mainClock.advanceTimeBy(16); rule.waitForIdle() }
+        }
+        info.forEach { assertEquals("No extra scrim or disappearing overlay may darken or pop over Media info", info.last(), it) }
+        rule.runOnIdle { state.back(shell) }
+        repeat(14) { index ->
+            rule.mainClock.advanceTimeBy(16)
+            rule.waitForIdle()
+            assertEquals("Returning to Menu keeps exactly one scrim", info.last().second, frame("back", index).second)
+        }
+        rule.onNodeWithTag("title-menu", useUnmergedTree = true).assertExists()
+        File(directory, "samples.csv").writeText("phase,timeMs,sheetBrightness,leftBrightness\n" + records.joinToString("\n"))
+        rule.mainClock.autoAdvance = true
+    }
+
+    @Test fun menuFadeFramesStayMonotonicAndNeverTranslate() {
+        render { it.copy(item = it.item.copy(backdrop = null, poster = null), cast = emptyList(), related = emptyList()) }
+        rule.mainClock.autoAdvance = false
+        val directory = File(requireNotNull(System.getProperty("wolfskin.captureDirectory")), "title-menu-motion").apply { mkdirs() }
+        rule.runOnIdle { state.click("header", state.options.indexOfFirst { it.id == "menu" }) }
+        var waited = 0
+        while (rule.onAllNodesWithTag("title-menu", useUnmergedTree = true).fetchSemanticsNodes().isEmpty() && waited <= WolfskinTokens.Motion.base + 100) {
+            rule.mainClock.advanceTimeByFrame()
+            rule.waitForIdle()
+            waited += 16
+        }
+        val bounds = rule.onNodeWithTag("title-menu", useUnmergedTree = true).fetchSemanticsNode().boundsInRoot
+        val samples = mutableListOf<String>()
+        fun frame(phase: String, index: Int): Int {
+            val file = File(directory, "$phase-${index.toString().padStart(2, '0')}.png")
+            rule.onRoot().captureRoboImage(file.absolutePath)
+            val image = BitmapFactory.decodeFile(file.absolutePath)
+            val brightness = try {
+                val pixel = image.getPixel((bounds.left + 40).toInt(), (bounds.top + 6).toInt())
+                android.graphics.Color.red(pixel) + android.graphics.Color.green(pixel) + android.graphics.Color.blue(pixel)
+            } finally { image.recycle() }
+            samples.add("$phase,${index * 16},$brightness,${bounds.left},${bounds.top}")
+            return brightness
+        }
+        fun assertMonotonic(values: List<Int>) {
+            assertNotEquals("Fade must visibly change the menu pixel", values.first(), values.last())
+            val direction = if (values.last() > values.first()) 1 else -1
+            values.zipWithNext().forEach { (before, after) ->
+                assertTrue("Menu alpha must not flicker or snap back: $values", (after - before) * direction >= -1)
+            }
+        }
+        val entering = List(14) { index ->
+            rule.waitForIdle()
+            assertEquals(bounds, rule.onNodeWithTag("title-menu", useUnmergedTree = true).fetchSemanticsNode().boundsInRoot)
+            frame("open", index).also { rule.mainClock.advanceTimeBy(16); rule.waitForIdle() }
+        }
+        assertMonotonic(entering)
+        rule.runOnIdle { state.back(shell) }
+        val leaving = mutableListOf<Int>()
+        repeat(9) { index ->
+            rule.waitForIdle()
+            if (rule.onAllNodesWithTag("title-menu", useUnmergedTree = true).fetchSemanticsNodes().isNotEmpty()) leaving.add(frame("close", index))
+            rule.mainClock.advanceTimeBy(16)
+        }
+        assertMonotonic(leaving)
+        rule.onNodeWithTag("title-menu").assertDoesNotExist()
+        File(directory, "samples.csv").writeText("phase,timeMs,brightness,leftPx,topPx\n" + samples.joinToString("\n"))
+        rule.mainClock.autoAdvance = true
+        press(Key.DirectionCenter)
+        assertEquals(TitleSheet.Menu, state.sheet)
+    }
+}