From aa631c8e9fe1952eec7cf8b53dfae24b8da2395e Mon Sep 17 00:00:00 2001
From: Prabhaav Pillai <prabhaav@msu.edu>
Date: Thu, 5 Nov 2026 13:15:42 -0500
Subject: [PATCH] backoff logic and improve widget art handling

---
 openpilot/starpilot/galaxy/batch_routes.py    |  2 +-
 openpilot/starpilot/galaxy/hotspot_worker.py  |  2 +-
 .../starpilot/galaxy/tests/test_hotspot.py    |  2 ++
 .../starpilot/galaxy/web/js/layout-preview.js |  5 ++--
 .../starpilot/galaxy/web/js/onroad-layout.js  |  7 +++--
 .../starpilot/galaxy/web/js/widget-art.js     |  3 +-
 openpilot/starpilot/soloist/supervisor.py     |  3 +-
 .../starpilot/soloist/tests/test_connect.py   | 19 +++++++++++++
 .../system/starport/car_interface.py          |  8 +++---
 .../system/starport/projection_layout.py      |  3 +-
 .../starport/tests/test_car_interface.py      |  8 ++++++
 openpilot/starpilot/ui/onroad_map.py          | 16 ++++++-----
 openpilot/starpilot/ui/onroad_navigation.py   | 18 ++++++------
 .../starpilot/ui/tests/test_onroad_map.py     | 13 +++++----
 .../ui/tests/test_onroad_navigation.py        | 28 ++++++++++++++++++-
 15 files changed, 99 insertions(+), 38 deletions(-)

diff --git a/openpilot/starpilot/galaxy/batch_routes.py b/openpilot/starpilot/galaxy/batch_routes.py
index 922fe89b3a..de33961457 100644
--- a/openpilot/starpilot/galaxy/batch_routes.py
+++ b/openpilot/starpilot/galaxy/batch_routes.py
@@ -54,7 +54,7 @@ def delete_records(self, path, payload, sentry_events_lock, crash_reports_lock,
 
 
 def widget_art_header(image):
-  """The renderer's widget-art tEXt chunk, base64-encoded for an HTTP header ('' when absent or oversized)."""
+  """Encode bounded PNG sprite metadata for the preview response header."""
   import base64
   import struct
   signature = b'starpilot-widget-art\0'
diff --git a/openpilot/starpilot/galaxy/hotspot_worker.py b/openpilot/starpilot/galaxy/hotspot_worker.py
index 4c79391efa..d2f1892f40 100644
--- a/openpilot/starpilot/galaxy/hotspot_worker.py
+++ b/openpilot/starpilot/galaxy/hotspot_worker.py
@@ -258,7 +258,7 @@ class HotspotController:
     self.failures = 0
 
   def backoff(self):
-    return min(RETRY_S * 2 ** self.failures, MAX_RETRY_S)
+    return min(RETRY_S * 2 ** min(self.failures, 5), MAX_RETRY_S)
 
   def tick(self, config):
     if not config['enabled']:
diff --git a/openpilot/starpilot/galaxy/tests/test_hotspot.py b/openpilot/starpilot/galaxy/tests/test_hotspot.py
index ee2a5b011d..4b1f975528 100644
--- a/openpilot/starpilot/galaxy/tests/test_hotspot.py
+++ b/openpilot/starpilot/galaxy/tests/test_hotspot.py
@@ -360,6 +360,8 @@ def test_repeated_failures_back_off_and_success_resets():
   now[0] += 300
   assert controller.tick(CONFIG)['state'] == 'starting'
   assert controller.tick(CONFIG)['active'] and controller.failures == 0 and controller.backoff() == 15
+  controller.failures = 10000
+  assert controller.backoff() == hotspot_worker.MAX_RETRY_S
 
 
 def test_ap_that_keeps_exiting_backs_off():
diff --git a/openpilot/starpilot/galaxy/web/js/layout-preview.js b/openpilot/starpilot/galaxy/web/js/layout-preview.js
index 65e99b0db4..deb0271762 100644
--- a/openpilot/starpilot/galaxy/web/js/layout-preview.js
+++ b/openpilot/starpilot/galaxy/web/js/layout-preview.js
@@ -59,7 +59,7 @@ export function sceneHidesWidget(scene, profile, id, layout = {}, widgets = {})
 
 // The device renders one preview at a time and answers a second request with 429.
 // Feeds sharing a queue take turns instead, widget art before the backdrop.
-// Room for a rendered PNG to cross the Galaxy tunnel, not just the local network.
+// Allow for Galaxy tunnel latency.
 const PREVIEW_TIMEOUT_MS = 20000
 
 export class PreviewQueue {
@@ -184,8 +184,7 @@ export class LayoutPreviewFeed {
     this.last = item
     const request = new AbortController()
     this.request = request
-    // The clock starts once this feed holds the renderer: waiting behind the other feed (slow over a tunnel)
-    // used to eat the whole budget and flip the backdrop to "unavailable" before it was even sent.
+    // Queue time does not consume the response timeout.
     let timeout = null
     let rejectAborted
     const aborted = new Promise((_, reject) => { rejectAborted = () => reject(new Error("Preview request cancelled")) })
diff --git a/openpilot/starpilot/galaxy/web/js/onroad-layout.js b/openpilot/starpilot/galaxy/web/js/onroad-layout.js
index db0beb1438..c8a9a6e5de 100644
--- a/openpilot/starpilot/galaxy/web/js/onroad-layout.js
+++ b/openpilot/starpilot/galaxy/web/js/onroad-layout.js
@@ -151,6 +151,9 @@ export class OnroadLayoutFeed {
 
 export const LayoutWidgetPreview = {
   props: ["widget", "palette", "profile", "scene", "clock24Hour", "native", "art"],
+  computed: {
+    roadNameSize() { return Math.max(18, Math.min(this.widget.width, this.widget.height) * .075) },
+  },
   methods: {
     withAlpha,
     modeLines(scene, profile) {
@@ -299,8 +302,8 @@ export const LayoutWidgetPreview = {
           <circle r="22" fill="#8f6bff40" /><path d="M0 -17 L13 13 L0 6 L-13 13 Z" fill="white" stroke="#6e4fe0" stroke-width="3" stroke-linejoin="round" />
         </g>
         <g :transform="'translate(' + widget.width / 2 + ' ' + (widget.height * .68 + 38) + ')'">
-          <rect :x="-Math.max(18, Math.min(widget.width, widget.height) * .075) * 4.4" y="0" :width="Math.max(18, Math.min(widget.width, widget.height) * .075) * 8.8" :height="Math.max(18, Math.min(widget.width, widget.height) * .075) * 1.55" :rx="Math.max(18, Math.min(widget.width, widget.height) * .075) * .78" fill="#080c14be" />
-          <text x="0" :y="Math.max(18, Math.min(widget.width, widget.height) * .075) * 1.12" text-anchor="middle" :font-size="Math.max(18, Math.min(widget.width, widget.height) * .075)" fill="#eceef6">Desert Inn Road</text>
+          <rect :x="-roadNameSize * 4.4" y="0" :width="roadNameSize * 8.8" :height="roadNameSize * 1.55" :rx="roadNameSize * .78" fill="#080c14be" />
+          <text x="0" :y="roadNameSize * 1.12" text-anchor="middle" :font-size="roadNameSize" fill="#eceef6">Desert Inn Road</text>
         </g>
       </g>
       <template v-else>
diff --git a/openpilot/starpilot/galaxy/web/js/widget-art.js b/openpilot/starpilot/galaxy/web/js/widget-art.js
index 3cd292e0f9..7a9d8fe5de 100644
--- a/openpilot/starpilot/galaxy/web/js/widget-art.js
+++ b/openpilot/starpilot/galaxy/web/js/widget-art.js
@@ -1,6 +1,5 @@
 // Pixels and sprite locations come from the actual onroad renderer, not browser widget copies.
-// The sheet also travels in an X-Widget-Art header: image-optimising proxies (such as the one in front of the
-// Galaxy tunnel) re-encode PNGs and drop the tEXt chunk, which used to reject the art over the tunnel.
+// X-Widget-Art preserves metadata when proxies strip PNG text chunks.
 function headerMetadata(header) {
   try {
     const bytes = Uint8Array.from(atob(header), c => c.charCodeAt(0))
diff --git a/openpilot/starpilot/soloist/supervisor.py b/openpilot/starpilot/soloist/supervisor.py
index 6e70d05501..ecea0d5050 100644
--- a/openpilot/starpilot/soloist/supervisor.py
+++ b/openpilot/starpilot/soloist/supervisor.py
@@ -441,6 +441,7 @@ class Supervisor:
       self.answered = self.answered or connected
       if snapshot.get('loggedIn'):
         self.authenticated_once = True
+        self.login_failed = False
         self.login_failures = 0
         self.last_playing = bool(snapshot.get('active') and snapshot.get('status') in ('playing', 'buffering'))
       elif self.login_failed:
@@ -476,7 +477,7 @@ class Supervisor:
   def _retry_login(self, now: float) -> None:
     self.stop_children()
     self.login_failures += 1
-    delay = min(LOGIN_RETRY_MAX_SECONDS, 5.0 * 2 ** (self.login_failures - 1)) * random.uniform(0.8, 1.2)
+    delay = min(LOGIN_RETRY_MAX_SECONDS, 5.0 * 2 ** min(self.login_failures - 1, 6)) * random.uniform(0.8, 1.2)
     self.retry_at = now + delay
     rejected = self.login_failures >= LOGIN_REJECTED_AFTER
     self._set('retrying', 'Spotify keeps refusing the sign-in. Check your API key or network connection. Trying again…' if rejected
diff --git a/openpilot/starpilot/soloist/tests/test_connect.py b/openpilot/starpilot/soloist/tests/test_connect.py
index 6398bcdbed..12917c27a8 100644
--- a/openpilot/starpilot/soloist/tests/test_connect.py
+++ b/openpilot/starpilot/soloist/tests/test_connect.py
@@ -129,6 +129,25 @@ def test_first_pairing_and_audio_lines_never_trigger_a_login_retry(tmp_path, mon
   assert len(spawned) == 2 and sup.status()['state'] == 'waiting'
 
 
+def test_successful_login_clears_prior_failure_and_preserves_logout_grace(tmp_path, monkeypatch):
+  layout = Layout(tmp_path / 'soloist')
+  ready_layout(layout, monkeypatch)
+  monkeypatch.setattr(supervisor, '_kill_group', lambda _p: None)
+  spawned = []
+  sup, now = make_supervisor(layout, spawned, logged_in=False)
+  sup.tick()
+  sup._record(io.BytesIO(LOGIN_FAILED_LINE), 'soloist')
+  sup.client.snapshot = lambda: {'connected': True, 'loggedIn': True}
+  sup.tick()
+  sup.client.snapshot = lambda: {'connected': True, 'loggedIn': False}
+  sup.tick()
+  assert not sup.login_failed and sup.player is not None
+  monkeypatch.setattr(supervisor.random, 'uniform', lambda _a, _b: 1.0)
+  sup.login_failures = 10000
+  sup._retry_login(now[0])
+  assert sup.retry_at == now[0] + supervisor.LOGIN_RETRY_MAX_SECONDS
+
+
 def test_lost_login_while_playing_gets_a_longer_grace(tmp_path, monkeypatch):
   layout = Layout(tmp_path / 'soloist')
   ready_layout(layout, monkeypatch)
diff --git a/openpilot/starpilot/system/starport/car_interface.py b/openpilot/starpilot/system/starport/car_interface.py
index 4a7da3cc1d..96fa012501 100644
--- a/openpilot/starpilot/system/starport/car_interface.py
+++ b/openpilot/starpilot/system/starport/car_interface.py
@@ -100,7 +100,7 @@ class DedicatedLease:
     self._opening: threading.Thread | None = None
     self._open_error: Exception | None = None
     self._cancel = threading.Event()
-    self.home = None  # a hold on wlan0's autoconnect, from hold_home_wifi until the session ends
+    self.home = None
     self._home_lock = threading.Lock()
 
   @property
@@ -109,7 +109,7 @@ class DedicatedLease:
 
   @property
   def dedicated(self) -> bool:
-    """The car is on aa0, sharing the radio with wlan0; the supervisor's radio watch keys off this."""
+    """Whether the car uses aa0 on the shared radio."""
     return not self.legacy
 
   @property
@@ -159,7 +159,7 @@ class DedicatedLease:
   def hold_home_wifi(self) -> None:
     """Keep wlan0 from searching on the shared radio until the session ends."""
     with self._home_lock:
-      if self.legacy or self.home is not None:
+      if self.legacy or self._cancel.is_set() or self.home is not None:
         return
       home = self.lease_factory(self.log, self.fallback_interface)
       try:
@@ -184,6 +184,7 @@ class DedicatedLease:
         self.log("wifi_home_release_failed", error=str(error))
 
   def _fall_back(self, error: Exception) -> None:
+    self.legacy = True
     self._release_home()  # the car's join moves onto wlan0, which keeps its own autoconnect pause
     self.log("wifi_dedicated_unavailable", error=str(error) or type(error).__name__)
     if self.lease is not None:
@@ -194,7 +195,6 @@ class DedicatedLease:
     if self.iface is not None:
       self.iface.close()
     self.lease = self.iface = None
-    self.legacy = True
 
   def _reopen(self) -> None:
     """Drop aa0 and its lease, then create both again; a failure to recreate falls back to wlan0."""
diff --git a/openpilot/starpilot/system/starport/projection_layout.py b/openpilot/starpilot/system/starport/projection_layout.py
index 84a1ae282c..57c936995f 100644
--- a/openpilot/starpilot/system/starport/projection_layout.py
+++ b/openpilot/starpilot/system/starport/projection_layout.py
@@ -385,8 +385,7 @@ def projection_customization(document, base_customization):
   shifts['torque_bar'] = (tx - native['torque_bar']['default']['x'], ty - native['torque_bar']['default']['y'])
   result = copy.deepcopy(base_customization)
   result['clock24Hour'] = document.get('clock24Hour', False)
-  # Without a saved order the car screen draws the same default layers the theme maker shows,
-  # instead of the native view's unordered fallback (which puts the map over PiP).
+  # Match the editor's default layers, keeping PiP above the map.
   result.setdefault('widgetOrder', {})['large'] = list(document['widgetOrder'] if 'widgetOrder' in document else
                                                        layout_metadata_for_viewport((width, height))['widgetOrder'])
   result['layouts']['large'] = {}
diff --git a/openpilot/starpilot/system/starport/tests/test_car_interface.py b/openpilot/starpilot/system/starport/tests/test_car_interface.py
index 612b766ef8..84a623bf0a 100644
--- a/openpilot/starpilot/system/starport/tests/test_car_interface.py
+++ b/openpilot/starpilot/system/starport/tests/test_car_interface.py
@@ -179,6 +179,14 @@ def test_home_wifi_is_never_held_while_the_car_uses_it():
   assert lease.home is None and not any(item.held for item in leases)
 
 
+def test_late_radio_callback_cannot_hold_home_wifi_after_release():
+  lease, leases, log = make()
+  lease.acquire(credentials())
+  lease.release(restore=True)
+  lease.hold_home_wifi()
+  assert lease.home is None and not any(item.held for item in leases)
+
+
 def test_home_wifi_that_came_back_is_not_held(monkeypatch):
   lease, leases, log = make()
   lease.acquire(credentials())
diff --git a/openpilot/starpilot/ui/onroad_map.py b/openpilot/starpilot/ui/onroad_map.py
index fb65fb7701..21be86e1ba 100644
--- a/openpilot/starpilot/ui/onroad_map.py
+++ b/openpilot/starpilot/ui/onroad_map.py
@@ -59,6 +59,7 @@ STOPPED_SPEED = 0.5          # m/s
 OVERVIEW_AFTER_S = 30.0      # stopped this long: zoom out to an overview
 OVERVIEW_MIN_MANEUVER_M = 50.0  # ...unless a maneuver is about to happen
 NAME_HOLD_S = 1.5            # a new road name must hold this long to replace the old one
+ROAD_NAME_MAX_AGE_S = 3.0
 GUIDANCE_SLACK_PX = 4.0      # screen pixels of driven route left under the puck before guidance is trimmed again
 
 
@@ -788,7 +789,7 @@ class MapOverlay:
                       rect.y + rect.height * CAR_ANCHOR + 40, rl.Color(225, 228, 238, round(200 * opacity)))
 
   def _draw_road_name(self, rect: rl.Rectangle) -> None:
-    """The road under the car, in a pill just below it; solid whatever the map's opacity so it always reads."""
+    """Draw the current road below the car, independent of map opacity."""
     from openpilot.starpilot.ui.presentation import FontRole
     size = max(18, round(min(rect.width, rect.height) * 0.075))
     limit = rect.width * 0.8 - size
@@ -920,6 +921,7 @@ class MapFeed:
     self._destination = ''
     self._maneuver_m: float | None = None
     self._road = ''
+    self._road_at = -math.inf
     self._acquisition = acquisition if acquisition is not None else GpsAcquisition()
     self._acquisition_polled = -math.inf
 
@@ -986,19 +988,19 @@ class MapFeed:
     return MapInput(self._fix, route, active if navigation_requested is None else navigation_requested,
                     None if fresh else self._acquisition.satellites(now),
                     acquisition_elapsed, self._destination if destination is None else destination,
-                    self._source if self._fix is not None else '', self._maneuver_m if route else None, self._road_name())
+                    self._source if self._fix is not None else '', self._maneuver_m if route else None, self._road_name(now))
 
   @staticmethod
   def _maneuver(nav) -> float | None:
     meters = float(nav.instruction.distanceMeters)
     return meters if nav.status == "guiding" and math.isfinite(meters) and meters >= 0 else None
 
-  def _road_name(self) -> str:
-    """The last road name mapd reported."""
-    if self.sm.updated["mapdOut"] and self.sm.valid["mapdOut"]:
+  def _road_name(self, now: float) -> str:
+    if self.sm.updated.get("mapdOut", False):
       out = self.sm["mapdOut"]
-      self._road = out.roadName or out.wayName or self._road
-    return self._road
+      self._road = (out.roadName or out.wayName) if self.sm.valid["mapdOut"] else ''
+      self._road_at = now
+    return self._road if 0 <= now - self._road_at <= ROAD_NAME_MAX_AGE_S else ''
 
 
 
diff --git a/openpilot/starpilot/ui/onroad_navigation.py b/openpilot/starpilot/ui/onroad_navigation.py
index d868fa4237..8c4d202287 100644
--- a/openpilot/starpilot/ui/onroad_navigation.py
+++ b/openpilot/starpilot/ui/onroad_navigation.py
@@ -98,8 +98,8 @@ class NavigationCard:
     self._textures.move_to_end(name)
     return self._textures[name]
 
-  def _lines(self, text, width, size):
-    key = (text, width, size)
+  def _lines(self, text, width, size, max_lines=2):
+    key = (text, width, size, max_lines)
     if self._text_layout is not None and self._text_layout[0] == key:
       return self._text_layout[1]
     words, lines, line = text.split(), [], ''
@@ -111,8 +111,8 @@ class NavigationCard:
       else:
         line = candidate
     lines.append(line)
-    if len(lines) > 2:
-      lines = lines[:2]
+    if len(lines) > max_lines:
+      lines = lines[:max_lines]
       lines[-1] += '...'
     for i, line in enumerate(lines):
       while len(line) > 3 and self.fonts.measure(line, FontRole.SEMI_BOLD, size).width > width:
@@ -147,14 +147,14 @@ class NavigationCard:
                           rl.Rectangle(rect.x + padding, rect.y + (header - size) / 2, size, size), rl.Vector2(0, 0), 0, rl.WHITE)
     x = rect.x + padding * (1 if lanes else 2) + (0 if lanes else size)
     width = rect.x + rect.width - padding - x
-    distance_size, text_size = (36, 22) if compact else (54, 30 if lanes else 28)
+    distance_size, text_size = (32, 20) if compact else (54, 30 if lanes else 28)
     distance = 'Arrived' if nav.arrived else distance_text(nav.distance_m, state.metric)
     far = not nav.arrived and nav.distance_m > FAR_TURN_M
     y = rect.y + (8 if compact else 12)
     self.fonts.draw(distance, FontRole.BOLD, distance_size, x, y, rl.WHITE)
     y += distance_size + (2 if compact else 4)
-    lines = self._lines(nav.text, width, text_size)
-    for i, text in enumerate(lines[:1] if far or lanes else lines):
+    lines = self._lines(nav.text, width, text_size, max_lines=1 if far or lanes else 2)
+    for i, text in enumerate(lines):
       self.fonts.draw(text, FontRole.SEMI_BOLD, text_size, x, y + i * (text_size + 2), rl.Color(222, 214, 244, 255))
     if nav.arrived:
       return
@@ -174,7 +174,7 @@ class NavigationCard:
       self._lane_strip(lanes, rect.x + padding, lane_top, right, bar_center - (8 if compact else 12) - 6 - lane_top)
     else:
       chip = 20 if compact else 24
-      self._then(nav, rect.x + padding, top + (7 if compact else 7), chip, state.metric)
+      self._then(nav, rect.x + padding, top + 7, chip)
       if not compact:
         trip = f'{distance_text(nav.remaining_distance_m, state.metric)} | {max(1, round(nav.remaining_seconds / 60))} min'
         trip_size = 27
@@ -203,7 +203,7 @@ class NavigationCard:
                           rl.Rectangle(box.x + (box.width - size) / 2, box.y + (box.height - size) / 2, size, size),
                           rl.Vector2(0, 0), 0, rl.WHITE if active else rl.Color(112, 104, 134, 255))
 
-  def _then(self, nav, x, y, size, metric):
+  def _then(self, nav, x, y, size):
     """A "Then <arrow>" chip when the turn after this one comes soon after it."""
     if not nav.then_type or nav.then_distance_m is None:
       return
diff --git a/openpilot/starpilot/ui/tests/test_onroad_map.py b/openpilot/starpilot/ui/tests/test_onroad_map.py
index 68e990b9a3..cf7f248093 100644
--- a/openpilot/starpilot/ui/tests/test_onroad_map.py
+++ b/openpilot/starpilot/ui/tests/test_onroad_map.py
@@ -810,15 +810,18 @@ def test_map_feed_reports_maneuver_distance_and_road_name(monkeypatch):
   sm.messages["mapdOut"] = NS(roadName="", wayName="Main Street")
   data = feed.read(sm)
   assert (data.maneuver_distance_m, data.road_name) == (240., "Main Street")
-  clock[0] += 3.1
+  clock[0] += 2.9
   sm.updated["mapdOut"] = False
   data = feed.read(sm)
+  assert data.road_name == "Main Street", "a brief gap in mapd does not blink the name away"
+  clock[0] += .2
+  data = feed.read(sm)
   assert data.maneuver_distance_m is None, "no stale distance once the route lease lapses"
-  assert data.road_name == "Main Street", "a gap in mapd does not blink the name away"
+  assert data.road_name == "", "road names expire when mapd stops publishing"
   sm.updated["mapdOut"] = True
   sm.messages["mapdOut"] = NS(roadName="", wayName="")
-  assert feed.read(sm).road_name == "Main Street", "nor does a briefly unnamed way"
-  clock[0] += 60.
-  assert feed.read(sm).road_name == "Main Street", "it stays until a new name arrives"
+  assert feed.read(sm).road_name == "", "unnamed roads do not inherit the preceding road's name"
   sm.messages["mapdOut"] = NS(roadName="Desert Inn Road", wayName="")
   assert feed.read(sm).road_name == "Desert Inn Road"
+  sm.valid["mapdOut"] = False
+  assert feed.read(sm).road_name == "", "an invalid road match clears its name"
diff --git a/openpilot/starpilot/ui/tests/test_onroad_navigation.py b/openpilot/starpilot/ui/tests/test_onroad_navigation.py
index dd25209ab0..3bf66edafc 100644
--- a/openpilot/starpilot/ui/tests/test_onroad_navigation.py
+++ b/openpilot/starpilot/ui/tests/test_onroad_navigation.py
@@ -10,7 +10,7 @@ from openpilot.cereal import messaging
 from openpilot.starpilot.ui.navigation_state import NavigationDisplay, distance_text, navigation_display
 from openpilot.starpilot.ui.onroad_navigation import ASSETS, MANIFEST, NavigationCard, arrival_time, icon_name
 from openpilot.starpilot.ui.onroad_state import AlertSize, OnroadAlert, OnroadState, SpeedLimitObservation
-from openpilot.starpilot.ui.presentation import Profile
+from openpilot.starpilot.ui.presentation import FontRole, Profile
 
 NOW = 10_000_000_000
 DRIVE = 1_000_000_000
@@ -202,6 +202,32 @@ def test_unchanged_instruction_reuses_measured_layout():
   assert fonts.measure.call_count > measured
 
 
+def test_single_line_instruction_marks_truncated_text_and_has_its_own_cache():
+  fonts = Mock(profile=Profile.COMPACT)
+  fonts.measure.side_effect = lambda text, role, size: NS(width=len(text) * size * .48)
+  card = NavigationCard(fonts)
+  text = 'Turn left onto West Charleston Boulevard'
+  assert len(card._lines(text, 220, 20)) == 2
+  line, = card._lines(text, 220, 20, max_lines=1)
+  assert line.endswith('...') and fonts.measure(line, FontRole.SEMI_BOLD, 20).width <= 220
+
+
+def test_compact_two_line_instruction_clears_then_chip():
+  fonts = Mock(profile=Profile.COMPACT)
+  fonts.measure.side_effect = lambda text, role, size: NS(width=len(text) * size * .48)
+  card = NavigationCard(fonts)
+  nav = replace(state().navigation, text='Turn left onto West Charleston Boulevard',
+                then_type='turn', then_modifier='right', then_distance_m=300.)
+  with patch.object(card, '_icon', return_value=NS(width=100, height=100)), \
+       patch.object(rl, 'draw_rectangle_rounded') as rounded, patch.object(rl, 'draw_rectangle_rounded_lines_ex'), \
+       patch.object(rl, 'draw_texture_pro'):
+    card.render(replace(state(), navigation=nav))
+  instruction = [call.args for call in fonts.draw.call_args_list if call.args[1] == FontRole.SEMI_BOLD and call.args[2] == 20]
+  assert len(instruction) == 2
+  then_chip = rounded.call_args_list[1].args[0]
+  assert max(args[4] + args[2] for args in instruction) < then_chip.y
+
+
 def test_saved_favorite_revision_does_not_expand_navigation_card():
   card = NavigationCard(Mock(profile=Profile.COMPACT))
   observed = state()