Fix the zone named in an all-day reminder test comment (#308)

app/src/main/java/de/jeanlucmakiola/calendula/data/reminders/ReminderNotifier.kt

@@ -88,6 +88,7 @@ class ReminderNotifier @Inject constructor(
             is24Hour = is24Hour,
             today = Instant.now().atZone(zone).toLocalDate(),
             firstDayOfWeek = firstDayOfWeek,
+            todayLabel = context.getString(R.string.reminder_day_today),
             tomorrowLabel = context.getString(R.string.reminder_day_tomorrow),
             yesterdayLabel = context.getString(R.string.reminder_day_yesterday),
         )

app/src/main/java/de/jeanlucmakiola/calendula/data/reminders/ReminderTimeText.kt

@@ -27,12 +27,12 @@ import java.util.Locale
  *                                                          alone would be ambiguous)
  * - timed, crossing days: "11 Jun, 23:30 – 12 Jun, 00:30" (medium date + short time,
  *                                                          already unambiguous)
- * - all-day, one day:     "11 Jun 2026"
- * - all-day, multi-day:   "11 Jun 2026 – 12 Jun 2026"
+ * - all-day, one day:     "Tomorrow" / "Thu" / "11 Jun 2026" (same relative rules,
+ *                                                          plus [todayLabel] — no time range to lean on)
+ * - all-day, multi-day:   "Tomorrow – 12 Jun 2026"        (relative start, explicit end)
  *
- * All-day instances already carry an explicit date, so they never gain a
- * relative prefix. They store UTC midnights with an exclusive end, so they are
- * read in UTC and the end day is the last *covered* day.
+ * All-day instances store UTC midnights with an exclusive end, so they are read
+ * in UTC and the end day is the last *covered* day (issue #308).
  */
 fun reminderTimeText(
     beginMillis: Long,
@@ -43,6 +43,7 @@ fun reminderTimeText(
     is24Hour: Boolean,
     today: LocalDate,
     firstDayOfWeek: DayOfWeek,
+    todayLabel: String,
     tomorrowLabel: String,
     yesterdayLabel: String,
 ): String {
@@ -53,11 +54,16 @@ fun reminderTimeText(
         val lastDay = Instant.ofEpochMilli(endMillis).atZone(ZoneOffset.UTC).toLocalDate()
             .minusDays(1)
             .coerceAtLeast(firstDay)
-        return if (lastDay == firstDay) {
-            dateFormat.format(firstDay)
-        } else {
-            dateFormat.format(firstDay) + RANGE + dateFormat.format(lastDay)
-        }
+        val start = relativeDayPrefix(
+            day = firstDay,
+            today = today,
+            firstDayOfWeek = firstDayOfWeek,
+            locale = locale,
+            dateFormat = dateFormat,
+            tomorrowLabel = tomorrowLabel,
+            yesterdayLabel = yesterdayLabel,
+        ) ?: todayLabel
+        return if (lastDay == firstDay) start else start + RANGE + dateFormat.format(lastDay)
     }
 
     val timeFormat = timeOfDayFormatter(is24Hour, locale)

app/src/main/java/de/jeanlucmakiola/calendula/ui/common/OutOfViewEdges.kt

@@ -0,0 +1,328 @@
+package de.jeanlucmakiola.calendula.ui.common
+
+import androidx.compose.animation.core.FiniteAnimationSpec
+import androidx.compose.foundation.ScrollState
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.BoxScope
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.offset
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.CircleShape
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.Immutable
+import androidx.compose.runtime.Stable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.runtime.derivedStateOf
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.graphicsLayer
+import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.semantics.Role
+import androidx.compose.ui.semantics.contentDescription
+import androidx.compose.ui.semantics.onClick
+import androidx.compose.ui.semantics.role
+import androidx.compose.ui.semantics.semantics
+import androidx.compose.ui.unit.IntOffset
+import androidx.compose.ui.unit.dp
+import de.jeanlucmakiola.calendula.R
+import de.jeanlucmakiola.calendula.ui.week.TimedBlock
+import de.jeanlucmakiola.floret.identity.rememberReduceMotion
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.launch
+import kotlin.math.roundToInt
+
+/** Thickness of the out-of-view edge bar. */
+private val EDGE_BAR_THICKNESS = 3.dp
+
+/** Band the bar sits in, and the room a revealed event keeps from the edge. */
+private val EDGE_TOUCH_HEIGHT = 24.dp
+
+/** How far from the viewport's edge a tap on empty column still hits the bar. */
+private val EDGE_TAP_REACH = 16.dp
+
+/**
+ * How far the bar sits in from the viewport's edges — enough to clear the
+ * timeline's rounded 16dp corners on the outer columns.
+ */
+private val EDGE_BAR_VERTICAL_INSET = 4.dp
+private val EDGE_BAR_HORIZONTAL_INSET = 6.dp
+
+/** Distance outside the viewport over which a bar fades before its event appears. */
+private val EDGE_FADE_LEAD = 24.dp
+
+/** The nearest timed blocks wholly above and below a column's viewport. */
+@Immutable
+data class OutOfViewEvents(val above: TimedBlock?, val below: TimedBlock?) {
+    companion object {
+        val None = OutOfViewEvents(null, null)
+    }
+}
+
+/** Which edge of the viewport a hidden event sits past. */
+enum class ViewportEdge { Top, Bottom }
+
+/** Where [block]'s rendered bottom lands, in minutes — short blocks keep a floor. */
+internal fun renderedEndMin(block: TimedBlock): Float =
+    maxOf(block.endMin.toFloat(), block.startMin + MIN_EVENT_FRACTION * 60f)
+
+/**
+ * The blocks of one column lying out of a viewport spanning [topMin]..[bottomMin]
+ * (minutes of the day), nearest first. A block leaves this set as soon as any
+ * part of its rendered height enters the viewport.
+ */
+fun outOfViewEvents(
+    blocks: List<TimedBlock>,
+    topMin: Float,
+    bottomMin: Float,
+): OutOfViewEvents {
+    val above = blocks
+        .filter { renderedEndMin(it) <= topMin }
+        .maxWithOrNull(compareBy<TimedBlock>({ renderedEndMin(it) }, { it.startMin }))
+    val below = blocks
+        .filter { it.startMin >= bottomMin }
+        .minWithOrNull(compareBy<TimedBlock>({ it.startMin }, { -renderedEndMin(it) }))
+    return OutOfViewEvents(above, below)
+}
+
+/**
+ * The scroll offset that brings [block] into a [viewportPx]-tall viewport from
+ * past [edge], with [marginPx] of room so it clears the edge bar. An event above
+ * lands with its start at the top; one below lands whole at the bottom when it
+ * fits, and with its start at the top when it does not.
+ */
+fun revealScrollTarget(
+    block: TimedBlock,
+    edge: ViewportEdge,
+    hourPx: Float,
+    viewportPx: Int,
+    marginPx: Float,
+    maxScroll: Int,
+): Int {
+    val startPx = block.startMin / 60f * hourPx
+    val endPx = renderedEndMin(block) / 60f * hourPx
+    val target = when (edge) {
+        ViewportEdge.Top -> startPx - marginPx
+        ViewportEdge.Bottom -> minOf(endPx + marginPx - viewportPx, startPx - marginPx)
+    }
+    return target.roundToInt().coerceIn(0, maxOf(maxScroll, 0))
+}
+
+/**
+ * The edge whose bar a tap at [y] (content px) lands on, if that bar is showing
+ * and the tap is within [reachPx] of the viewport's edge.
+ */
+fun tappedEdge(
+    events: OutOfViewEvents,
+    y: Float,
+    viewportTop: Float,
+    viewportPx: Int,
+    reachPx: Float,
+): ViewportEdge? = when {
+    events.above != null && y - viewportTop <= reachPx -> ViewportEdge.Top
+    events.below != null && viewportTop + viewportPx - y <= reachPx -> ViewportEdge.Bottom
+    else -> null
+}
+
+/** Fade while the event is still outside; never draw its bar at the boundary. */
+internal fun edgeBarAlpha(gapPx: Float, fadeLeadPx: Float): Float = when {
+    gapPx <= 0f -> 0f
+    fadeLeadPx <= 0f -> 1f
+    else -> (gapPx / fadeLeadPx).coerceIn(0f, 1f)
+}
+
+/**
+ * The out-of-view state of one day column (#188): which events hide past its
+ * edges, and the scroll that reveals them.
+ *
+ * The bars take no touches themselves, so event blocks under them keep their
+ * taps and drags; the column's own tap handler offers taps to [tap] first.
+ */
+@Stable
+class OutOfViewEdges internal constructor(
+    private val scrollState: ScrollState,
+    private val scope: CoroutineScope,
+) {
+    internal var blocks by mutableStateOf(emptyList<TimedBlock>())
+    internal var hourPx by mutableFloatStateOf(0f)
+    internal var fadeLeadPx by mutableFloatStateOf(0f)
+    internal var marginPx by mutableFloatStateOf(0f)
+    internal var reachPx by mutableFloatStateOf(0f)
+    internal var reduceMotion = false
+    internal var revealSpec: FiniteAnimationSpec<Float>? = null
+
+    val events: OutOfViewEvents by derivedStateOf {
+        val viewport = scrollState.viewportSize
+        if (viewport <= 0 || hourPx <= 0f) {
+            OutOfViewEvents.None
+        } else {
+            val top = scrollState.value.toFloat()
+            outOfViewEvents(
+                blocks = blocks,
+                topMin = top / hourPx * 60f,
+                bottomMin = (top + viewport) / hourPx * 60f,
+            )
+        }
+    }
+
+    /** Scrolls the event hidden past [edge] into view, if there is one. */
+    fun reveal(edge: ViewportEdge) {
+        val block = if (edge == ViewportEdge.Top) events.above else events.below
+        block ?: return
+        val target = revealScrollTarget(
+            block = block,
+            edge = edge,
+            hourPx = hourPx,
+            viewportPx = scrollState.viewportSize,
+            marginPx = marginPx,
+            maxScroll = scrollState.maxValue,
+        )
+        val spec = revealSpec
+        scope.launch {
+            if (reduceMotion || spec == null) {
+                scrollState.scrollTo(target)
+            } else {
+                scrollState.animateScrollTo(target, spec)
+            }
+        }
+    }
+
+    /** Reveals the hidden event if a tap at [y] (content px) lands on a bar. */
+    fun tap(y: Float): Boolean {
+        val edge = tappedEdge(
+            events = events,
+            y = y,
+            viewportTop = scrollState.value.toFloat(),
+            viewportPx = scrollState.viewportSize,
+            reachPx = reachPx,
+        ) ?: return false
+        reveal(edge)
+        return true
+    }
+}
+
+@Composable
+fun rememberOutOfViewEdges(
+    blocks: List<TimedBlock>,
+    scrollState: ScrollState,
+    hourPx: Float,
+): OutOfViewEdges {
+    val scope = rememberCoroutineScope()
+    val edges = remember(scrollState, scope) { OutOfViewEdges(scrollState, scope) }
+    val density = LocalDensity.current
+    val reduceMotion = rememberReduceMotion()
+    val revealSpec = rememberCalendarPageSpec()
+    SideEffect {
+        edges.blocks = blocks
+        edges.hourPx = hourPx
+        edges.fadeLeadPx = with(density) { EDGE_FADE_LEAD.toPx() }
+        edges.marginPx = with(density) { EDGE_TOUCH_HEIGHT.roundToPx().toFloat() }
+        edges.reachPx = with(density) { EDGE_TAP_REACH.toPx() }
+        edges.reduceMotion = reduceMotion
+        edges.revealSpec = revealSpec
+    }
+    return edges
+}
+
+/**
+ * Thin bars at the top and bottom of a day column's visible viewport, tinted in
+ * the colour of the nearest timed event hidden past that edge (#188).
+ *
+ * Lives inside the column's scrolling content and follows the viewport by
+ * offsetting against [scrollState] at placement rather than recomposing every
+ * frame. Opacity follows the gap to the hidden event and reaches zero before
+ * the event enters view. Taps reach it through [OutOfViewEdges.tap]; screen
+ * readers get a button.
+ */
+@Composable
+fun BoxScope.OutOfViewEdgeBars(
+    edges: OutOfViewEdges,
+    scrollState: ScrollState,
+    dark: Boolean,
+) {
+    val touchPx = with(LocalDensity.current) { EDGE_TOUCH_HEIGHT.roundToPx() }
+    val events = edges.events
+    EdgeBar(
+        block = events.above,
+        edge = ViewportEdge.Top,
+        dark = dark,
+        onReveal = edges::reveal,
+        scrollState = scrollState,
+        hourPx = edges.hourPx,
+        fadeLeadPx = edges.fadeLeadPx,
+        modifier = Modifier
+            .align(Alignment.TopStart)
+            .offset { IntOffset(0, scrollState.value) },
+    )
+    EdgeBar(
+        block = events.below,
+        edge = ViewportEdge.Bottom,
+        dark = dark,
+        onReveal = edges::reveal,
+        scrollState = scrollState,
+        hourPx = edges.hourPx,
+        fadeLeadPx = edges.fadeLeadPx,
+        modifier = Modifier
+            .align(Alignment.TopStart)
+            .offset { IntOffset(0, scrollState.value + scrollState.viewportSize - touchPx) },
+    )
+}
+
+@Composable
+private fun EdgeBar(
+    block: TimedBlock?,
+    edge: ViewportEdge,
+    dark: Boolean,
+    onReveal: (ViewportEdge) -> Unit,
+    scrollState: ScrollState,
+    hourPx: Float,
+    fadeLeadPx: Float,
+    modifier: Modifier = Modifier,
+) {
+    block ?: return
+    val color = eventFill(block.event.color, dark, LocalSoftenColors.current)
+    val label = stringResource(
+        if (edge == ViewportEdge.Top) R.string.timeline_earlier_events else R.string.timeline_later_events,
+    )
+    Box(
+        modifier = modifier
+            .fillMaxWidth()
+            .height(EDGE_TOUCH_HEIGHT)
+            .graphicsLayer {
+                val gapPx = when (edge) {
+                    ViewportEdge.Top -> scrollState.value - renderedEndMin(block) / 60f * hourPx
+                    ViewportEdge.Bottom -> block.startMin / 60f * hourPx -
+                        (scrollState.value + scrollState.viewportSize)
+                }
+                alpha = edgeBarAlpha(gapPx, fadeLeadPx)
+            }
+            .semantics {
+                role = Role.Button
+                contentDescription = label
+                onClick {
+                    onReveal(edge)
+                    true
+                }
+            },
+        contentAlignment = if (edge == ViewportEdge.Top) Alignment.TopCenter else Alignment.BottomCenter,
+    ) {
+        Box(
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(
+                    horizontal = EDGE_BAR_HORIZONTAL_INSET,
+                    vertical = EDGE_BAR_VERTICAL_INSET,
+                )
+                .height(EDGE_BAR_THICKNESS)
+                .background(color, CircleShape),
+        )
+    }
+}

app/src/main/java/de/jeanlucmakiola/calendula/ui/day/DayScreen.kt

@@ -106,6 +106,8 @@ import de.jeanlucmakiola.calendula.ui.common.LocalEventMove
 import de.jeanlucmakiola.calendula.ui.common.MoveRequest
 import de.jeanlucmakiola.calendula.ui.common.MoveTarget
 import de.jeanlucmakiola.calendula.ui.common.NowLine
+import de.jeanlucmakiola.calendula.ui.common.OutOfViewEdgeBars
+import de.jeanlucmakiola.calendula.ui.common.rememberOutOfViewEdges
 import de.jeanlucmakiola.calendula.ui.common.TimelineDragController
 import de.jeanlucmakiola.calendula.ui.common.TimelineDragOverlay
 import de.jeanlucmakiola.calendula.ui.common.TimelineDrop
@@ -707,6 +709,7 @@ private fun Timeline(
                 date = state.date,
                 today = state.today,
                 hourHeight = hourHeight,
+                scrollState = scrollState,
                 dragController = dragController,
                 onEventClick = onEventClick,
                 onCreateAt = onCreateAt,
@@ -742,6 +745,7 @@ private fun DayColumnCard(
     date: LocalDate,
     today: LocalDate,
     hourHeight: Dp,
+    scrollState: ScrollState,
     dragController: TimelineDragController,
     onEventClick: (EventInstance) -> Unit,
     onCreateAt: (LocalDate, Int) -> Unit,
@@ -761,6 +765,8 @@ private fun DayColumnCard(
     // them, or taps land on the scale the column had before the zoom (#148).
     val currentHourPx = rememberUpdatedState(hourPx)
     val currentOnCreateAt = rememberUpdatedState(onCreateAt)
+    val edges = rememberOutOfViewEdges(blocks, scrollState, hourPx)
+    val currentEdges = rememberUpdatedState(edges)
     Card(
         // Plain rectangular column — the soft corners come from the outer
         // rounded scroll viewport, so inner rounding would look odd at the edges.
@@ -788,6 +794,7 @@ private fun DayColumnCard(
                 // only fires on the column background. Snaps to the tapped hour.
                 .pointerInput(date) {
                     detectTapGestures { offset ->
+                        if (currentEdges.value.tap(offset.y)) return@detectTapGestures
                         currentOnCreateAt.value(
                             date,
                             tappedMinuteOfDay(offset.y, currentHourPx.value),
@@ -849,6 +856,11 @@ private fun DayColumnCard(
             if (date == today) {
                 NowLine(date = date, hourHeight = hourHeight)
             }
+            OutOfViewEdgeBars(
+                edges = edges,
+                scrollState = scrollState,
+                dark = dark,
+            )
         }
     }
 }

app/src/main/java/de/jeanlucmakiola/calendula/ui/week/WeekScreen.kt

@@ -132,6 +132,8 @@ import de.jeanlucmakiola.calendula.ui.common.LocalDimCutoff
 import de.jeanlucmakiola.calendula.ui.common.EventChipShape
 import de.jeanlucmakiola.calendula.ui.common.trimmedLines
 import de.jeanlucmakiola.calendula.ui.common.NowLine
+import de.jeanlucmakiola.calendula.ui.common.OutOfViewEdgeBars
+import de.jeanlucmakiola.calendula.ui.common.rememberOutOfViewEdges
 import de.jeanlucmakiola.calendula.ui.common.rememberCurrentMinute
 import de.jeanlucmakiola.calendula.ui.common.ViewSwitcherPill
 import de.jeanlucmakiola.calendula.ui.common.rememberCalendarFadeSpec
@@ -997,6 +999,7 @@ private fun Timeline(
                         date = day,
                         today = state.today,
                         hourHeight = hourHeight,
+                        scrollState = scrollState,
                         dragController = dragController,
                         onEventClick = onEventClick,
                         onCreateAt = onCreateAt,
@@ -1018,6 +1021,7 @@ private fun DayColumnCard(
     date: LocalDate,
     today: LocalDate,
     hourHeight: Dp,
+    scrollState: ScrollState,
     dragController: TimelineDragController,
     onEventClick: (EventInstance) -> Unit,
     onCreateAt: (LocalDate, Int) -> Unit,
@@ -1037,6 +1041,8 @@ private fun DayColumnCard(
     // them, or taps land on the scale the column had before the zoom (#148).
     val currentHourPx = rememberUpdatedState(hourPx)
     val currentOnCreateAt = rememberUpdatedState(onCreateAt)
+    val edges = rememberOutOfViewEdges(blocks, scrollState, hourPx)
+    val currentEdges = rememberUpdatedState(edges)
     Card(
         // Plain rectangular columns — the soft corners come from the outer
         // rounded scroll viewport, so inner rounding would look odd at the edges.
@@ -1064,6 +1070,7 @@ private fun DayColumnCard(
                 // blocks are consumed by their own handler first. Snaps to hour.
                 .pointerInput(date) {
                     detectTapGestures { offset ->
+                        if (currentEdges.value.tap(offset.y)) return@detectTapGestures
                         currentOnCreateAt.value(
                             date,
                             tappedMinuteOfDay(offset.y, currentHourPx.value),
@@ -1125,6 +1132,11 @@ private fun DayColumnCard(
             if (date == today) {
                 NowLine(date = date, hourHeight = hourHeight)
             }
+            OutOfViewEdgeBars(
+                edges = edges,
+                scrollState = scrollState,
+                dark = dark,
+            )
         }
     }
 }

app/src/main/res/values/strings.xml

@@ -67,6 +67,10 @@
     <!-- Day view (S3) -->
     <string name="day_today_action">Today</string>
 
+    <!-- Week and day timelines — edge bar for events scrolled out of view (#188) -->
+    <string name="timeline_earlier_events">Earlier events</string>
+    <string name="timeline_later_events">Later events</string>
+
     <!-- Event detail screen (S4) -->
     <string name="event_detail_back">Back</string>
     <string name="event_detail_edit">Edit</string>
@@ -349,6 +353,7 @@
     <string name="reminder_action_snooze">Snooze</string>
     <string name="reminder_action_dismiss">Dismiss</string>
     <!-- Day context prefix in a reminder for an event on another day (v2.15.0) -->
+    <string name="reminder_day_today">Today</string>
     <string name="reminder_day_tomorrow">Tomorrow</string>
     <string name="reminder_day_yesterday">Yesterday</string>
 

app/src/test/java/de/jeanlucmakiola/calendula/data/reminders/ReminderTimeTextTest.kt

@@ -38,6 +38,7 @@ class ReminderTimeTextTest {
         is24Hour = is24Hour,
         today = today ?: java.time.Instant.ofEpochMilli(beginMillis).atZone(zone).toLocalDate(),
         firstDayOfWeek = firstDayOfWeek,
+        todayLabel = "Today",
         tomorrowLabel = "Tomorrow",
         yesterdayLabel = "Yesterday",
     )
@@ -130,38 +131,74 @@ class ReminderTimeTextTest {
     }
 
     @Test
-    fun `all-day single day shows one date, read in UTC`() {
+    fun `all-day single day today reads as today, read in UTC`() {
         val text = text(
             beginMillis = utcMidnight(LocalDate.of(2026, 6, 11)),
             endMillis = utcMidnight(LocalDate.of(2026, 6, 12)),
             isAllDay = true,
             // Zone must not matter for all-day events: UTC midnight is
-            // 02:00 in Berlin — naive local reading would shift the day.
+            // the previous evening in Los Angeles — naive local reading would shift the day.
+            zone = ZoneId.of("America/Los_Angeles"),
             today = LocalDate.of(2026, 6, 11),
         )
-        assertThat(text).isEqualTo("11.06.2026")
+        assertThat(text).isEqualTo("Today")
     }
 
     @Test
-    fun `all-day event tomorrow still shows the exact date, no relative prefix`() {
+    fun `all-day event tomorrow reads as tomorrow`() {
         val text = text(
             beginMillis = utcMidnight(LocalDate.of(2026, 6, 12)),
             endMillis = utcMidnight(LocalDate.of(2026, 6, 13)),
             isAllDay = true,
             today = LocalDate.of(2026, 6, 11),
         )
-        assertThat(text).isEqualTo("12.06.2026")
+        assertThat(text).isEqualTo("Tomorrow")
     }
 
     @Test
-    fun `all-day multi-day shows the last covered day, not the exclusive end`() {
+    fun `all-day event later this week reads as the short weekday`() {
+        // 2026-06-11 is a Thursday; Saturday the 13th shares its week.
         val text = text(
-            beginMillis = utcMidnight(LocalDate.of(2026, 6, 11)),
-            endMillis = utcMidnight(LocalDate.of(2026, 6, 13)),
+            beginMillis = utcMidnight(LocalDate.of(2026, 6, 13)),
+            endMillis = utcMidnight(LocalDate.of(2026, 6, 14)),
+            isAllDay = true,
+            locale = Locale.US,
+            today = LocalDate.of(2026, 6, 11),
+        )
+        assertThat(text).isEqualTo("Sat")
+    }
+
+    @Test
+    fun `all-day event next week falls back to the exact date`() {
+        val text = text(
+            beginMillis = utcMidnight(LocalDate.of(2026, 6, 16)),
+            endMillis = utcMidnight(LocalDate.of(2026, 6, 17)),
             isAllDay = true,
             today = LocalDate.of(2026, 6, 11),
         )
-        assertThat(text).isEqualTo("11.06.2026 – 12.06.2026")
+        assertThat(text).isEqualTo("16.06.2026")
+    }
+
+    @Test
+    fun `all-day multi-day reads relative start and the last covered day`() {
+        val text = text(
+            beginMillis = utcMidnight(LocalDate.of(2026, 6, 12)),
+            endMillis = utcMidnight(LocalDate.of(2026, 6, 14)),
+            isAllDay = true,
+            today = LocalDate.of(2026, 6, 11),
+        )
+        assertThat(text).isEqualTo("Tomorrow – 13.06.2026")
+    }
+
+    @Test
+    fun `all-day multi-day further out keeps both dates`() {
+        val text = text(
+            beginMillis = utcMidnight(LocalDate.of(2026, 7, 1)),
+            endMillis = utcMidnight(LocalDate.of(2026, 7, 3)),
+            isAllDay = true,
+            today = LocalDate.of(2026, 6, 11),
+        )
+        assertThat(text).isEqualTo("01.07.2026 – 02.07.2026")
     }
 
     @Test
@@ -173,6 +210,6 @@ class ReminderTimeTextTest {
             isAllDay = true,
             today = LocalDate.of(2026, 6, 11),
         )
-        assertThat(text).isEqualTo("11.06.2026")
+        assertThat(text).isEqualTo("Today")
     }
 }

app/src/test/java/de/jeanlucmakiola/calendula/domain/color/EventToneTest.kt

@@ -156,4 +156,5 @@ class EventToneTest {
         assertThat(eventTone(0xFFFFF6C0.toInt(), dark = false, harmonise = false).onContainer)
             .isEqualTo(0xFF000000.toInt())
     }
+
 }

app/src/test/java/de/jeanlucmakiola/calendula/ui/common/OutOfViewEdgesTest.kt

@@ -0,0 +1,147 @@
+package de.jeanlucmakiola.calendula.ui.common
+
+import com.google.common.truth.Truth.assertThat
+import de.jeanlucmakiola.calendula.domain.EventInstance
+import de.jeanlucmakiola.calendula.ui.week.TimedBlock
+import kotlin.time.Instant
+import org.junit.jupiter.api.Test
+
+/** Which events a column's edge bars point at, and where a tap scrolls (#188). */
+class OutOfViewEdgesTest {
+
+    private fun block(id: Long, startMin: Int, endMin: Int) = TimedBlock(
+        event = EventInstance(
+            instanceId = id,
+            eventId = id,
+            calendarId = 1L,
+            title = "Event $id",
+            start = Instant.fromEpochMilliseconds(0),
+            end = Instant.fromEpochMilliseconds(0),
+            isAllDay = false,
+            color = 0xFF112233.toInt(),
+            location = null,
+        ),
+        startMin = startMin,
+        endMin = endMin,
+        lane = 0,
+        laneCount = 1,
+    )
+
+    private val early = block(1, 7 * 60, 8 * 60)
+    private val breakfast = block(2, 8 * 60, 9 * 60)
+    private val lunch = block(3, 12 * 60, 13 * 60)
+    private val dinner = block(4, 19 * 60, 20 * 60)
+    private val late = block(5, 21 * 60, 22 * 60)
+
+    // Viewport 10:00–17:00.
+    private fun outOf(vararg blocks: TimedBlock) =
+        outOfViewEvents(blocks.toList(), topMin = 600f, bottomMin = 1020f)
+
+    @Test
+    fun `the nearest hidden event on each side is picked`() {
+        val events = outOf(early, breakfast, lunch, dinner, late)
+        assertThat(events.above).isEqualTo(breakfast)
+        assertThat(events.below).isEqualTo(dinner)
+    }
+
+    @Test
+    fun `an event in view points nowhere`() {
+        assertThat(outOf(lunch)).isEqualTo(OutOfViewEvents.None)
+    }
+
+    @Test
+    fun `an event cut by the edge is not out of view`() {
+        val straddling = block(6, 9 * 60, 11 * 60)
+        assertThat(outOf(straddling).above).isNull()
+    }
+
+    @Test
+    fun `an event disappears from the edge as soon as a sliver enters view`() {
+        val sliver = block(6, 9 * 60, 10 * 60 + 5)
+        assertThat(outOf(sliver).above).isNull()
+        val tip = block(7, 17 * 60 - 5, 18 * 60)
+        assertThat(outOf(tip).below).isNull()
+        val justAbove = block(8, 9 * 60, 10 * 60)
+        val justBelow = block(9, 17 * 60, 18 * 60)
+        assertThat(outOf(justAbove).above).isEqualTo(justAbove)
+        assertThat(outOf(justBelow).below).isEqualTo(justBelow)
+    }
+
+    @Test
+    fun `the bar fades before its event reaches the viewport`() {
+        assertThat(edgeBarAlpha(gapPx = 24f, fadeLeadPx = 24f)).isEqualTo(1f)
+        assertThat(edgeBarAlpha(gapPx = 12f, fadeLeadPx = 24f)).isEqualTo(0.5f)
+        assertThat(edgeBarAlpha(gapPx = 0f, fadeLeadPx = 24f)).isEqualTo(0f)
+        assertThat(edgeBarAlpha(gapPx = -1f, fadeLeadPx = 24f)).isEqualTo(0f)
+    }
+
+    @Test
+    fun `a column scrolled to its top points at nothing above it`() {
+        val first = block(6, 0, 30)
+        val events = outOfViewEvents(listOf(first), topMin = 0f, bottomMin = 420f)
+        assertThat(events.above).isNull()
+    }
+
+    @Test
+    fun `a short event is judged by the height it renders at`() {
+        // Five minutes ending at 09:58 still draws 26 minutes tall, past 10:00.
+        val blip = block(6, 9 * 60 + 53, 9 * 60 + 58)
+        assertThat(outOf(blip).above).isNull()
+    }
+
+    @Test
+    fun `an event above scrolls to its start less the margin`() {
+        val target = revealScrollTarget(breakfast, ViewportEdge.Top, hourPx = 100f, viewportPx = 700, marginPx = 20f, maxScroll = 1700)
+        assertThat(target).isEqualTo(780)
+    }
+
+    @Test
+    fun `an event below that fits lands whole at the bottom`() {
+        val target = revealScrollTarget(dinner, ViewportEdge.Bottom, hourPx = 100f, viewportPx = 700, marginPx = 20f, maxScroll = 1700)
+        // Its end, 2000, plus the margin, sits at the viewport's bottom.
+        assertThat(target).isEqualTo(1320)
+    }
+
+    @Test
+    fun `an event below taller than the viewport lands with its start at the top`() {
+        val long = block(6, 12 * 60, 22 * 60)
+        val target = revealScrollTarget(long, ViewportEdge.Bottom, hourPx = 100f, viewportPx = 700, marginPx = 20f, maxScroll = 1700)
+        assertThat(target).isEqualTo(1180)
+    }
+
+    @Test
+    fun `the target stays within the scroll range`() {
+        val first = block(6, 0, 30)
+        assertThat(
+            revealScrollTarget(first, ViewportEdge.Top, hourPx = 100f, viewportPx = 700, marginPx = 20f, maxScroll = 1700),
+        ).isEqualTo(0)
+        val last = block(7, 23 * 60, 24 * 60)
+        assertThat(
+            revealScrollTarget(last, ViewportEdge.Bottom, hourPx = 100f, viewportPx = 700, marginPx = 20f, maxScroll = 1700),
+        ).isEqualTo(1700)
+    }
+
+    // Viewport 1000..1700 px with both bars showing, 40 px of reach.
+    private fun tapped(y: Float, events: OutOfViewEvents = OutOfViewEvents(breakfast, dinner)) =
+        tappedEdge(events, y, viewportTop = 1000f, viewportPx = 700, reachPx = 40f)
+
+    @Test
+    fun `a tap near an edge with a bar hits that bar`() {
+        assertThat(tapped(1010f)).isEqualTo(ViewportEdge.Top)
+        assertThat(tapped(1040f)).isEqualTo(ViewportEdge.Top)
+        assertThat(tapped(1690f)).isEqualTo(ViewportEdge.Bottom)
+    }
+
+    @Test
+    fun `a tap past the bar's reach is left to the column`() {
+        assertThat(tapped(1041f)).isNull()
+        assertThat(tapped(1350f)).isNull()
+        assertThat(tapped(1659f)).isNull()
+    }
+
+    @Test
+    fun `a tap near an edge without a bar is left to the column`() {
+        assertThat(tapped(1010f, OutOfViewEvents(null, dinner))).isNull()
+        assertThat(tapped(1690f, OutOfViewEvents(breakfast, null))).isNull()
+    }
+}