SessionDeviceSelector: custom element; delete Alpine dropdown helper

e2e/test_custom_elements_e2e.py

@@ -28,7 +28,36 @@ def test_game_status_selector_opens_and_patches(authenticated_page: Page, live_s
     expect(host).to_be_attached()
     host.locator("[data-toggle]").click()
     expect(host.locator("[data-menu]")).to_be_visible()
-    host.locator('[data-option][data-value="f"]').click()
+    with page.expect_response(
+        lambda r: "/status" in r.url and r.request.method == "PATCH"
+    ):
+        host.locator('[data-option][data-value="f"]').click()
     expect(host.locator("[data-menu]")).to_be_hidden()
     game.refresh_from_db()
     assert game.status == "f"
+
+
+@pytest.mark.django_db
+def test_session_device_selector_patches(authenticated_page: Page, live_server):
+    from games.models import Device, Game, Platform, Session
+
+    platform = Platform.objects.create(name="PC", icon="pc")
+    game = Game.objects.create(name="Test Game", platform=platform)
+    desktop = Device.objects.create(name="Desktop")
+    deck = Device.objects.create(name="Deck")
+    session = Session.objects.create(
+        game=game, device=desktop, timestamp_start="2025-01-01 00:00:00+00:00"
+    )
+
+    page = authenticated_page
+    page.goto(f"{live_server.url}{reverse('games:list_sessions')}")
+
+    host = page.locator("session-device-selector").first
+    expect(host).to_be_attached()
+    host.locator("[data-toggle]").click()
+    with page.expect_response(
+        lambda r: "/device" in r.url and r.request.method == "PATCH"
+    ):
+        host.locator(f'[data-option][data-value="{deck.id}"]').click()
+    session.refresh_from_db()
+    assert session.device_id == deck.id