FIX - harden phone lifecycle and server authority

tests/client_focus.lua

@@ -0,0 +1,67 @@
+dofile("sky_phone/source/client/focus.lua")
+
+local function resolve(overrides)
+    local state = {
+        activity_suspended = false,
+        call_focus = false,
+        camera_active = false,
+        camera_nui_focused = true,
+        is_open = false,
+        notification_focus = false,
+        payphone_focus = false,
+        sim_picker_open = false,
+    }
+    for key, value in pairs(overrides or {}) do
+        state[key] = value
+    end
+    return SkyPhoneFocus.Resolve(state)
+end
+
+local idle = resolve()
+assert(not idle.focused and not idle.keep_input, "idle NUI must release focus and game input override")
+
+local minimized_call = resolve()
+assert(not minimized_call.focused, "a replayed call without an attention claim must stay unfocused")
+
+local incoming_call = resolve({ call_focus = true })
+assert(incoming_call.focused and not incoming_call.keep_input, "incoming call attention must focus the NUI")
+
+local camera_game_input = resolve({
+    camera_active = true,
+    camera_nui_focused = false,
+    is_open = true,
+})
+assert(
+    not camera_game_input.focused and camera_game_input.keep_input,
+    "unfocused camera must own game input over the open phone"
+)
+
+local camera_interrupted_by_call = resolve({
+    call_focus = true,
+    camera_active = true,
+    camera_nui_focused = false,
+    is_open = true,
+})
+assert(
+    camera_interrupted_by_call.focused and not camera_interrupted_by_call.keep_input,
+    "incoming call attention must override unfocused camera input"
+)
+
+local camera_after_connected_call = resolve({
+    call_focus = false,
+    camera_active = true,
+    camera_nui_focused = false,
+    is_open = true,
+})
+assert(
+    not camera_after_connected_call.focused and camera_after_connected_call.keep_input,
+    "connected call without an attention claim must restore unfocused camera input"
+)
+
+local payphone_closed_behind_phone = resolve({ is_open = true, payphone_focus = false })
+assert(payphone_closed_behind_phone.focused, "releasing payphone focus must not clear mobile phone focus")
+
+local suspended = resolve({ activity_suspended = true, call_focus = true, is_open = true })
+assert(not suspended.focused and not suspended.keep_input, "suspended activities must mask every focus claim")
+
+print("Client focus tests passed")