test: enhance now_is_time_to_refresh test

Author: xmatthias

tests/exchange/test_exchange.py

@@ -2136,6 +2136,21 @@ def test___now_is_time_to_refresh(default_conf, mocker, exchange_name, time_mach
     time_machine.move_to(start_dt + timedelta(minutes=5, seconds=1), tick=False)
     assert exchange._now_is_time_to_refresh(pair, "5m", candle_type) is True
 
+    # Test with 1d data
+    start_day_dt = datetime(2023, 12, 1, 0, 0, 0, tzinfo=timezone.utc)
+    last_closed_candle_1d = dt_ts(start_day_dt - timedelta(days=1))
+    exchange._pairs_last_refresh_time[(pair, "1d", candle_type)] = last_closed_candle_1d
+
+    time_machine.move_to(start_day_dt - timedelta(seconds=5), tick=False)
+    assert exchange._now_is_time_to_refresh(pair, "1d", candle_type) is False
+
+    time_machine.move_to(start_day_dt + timedelta(hours=20, seconds=5), tick=False)
+    assert exchange._now_is_time_to_refresh(pair, "1d", candle_type) is False
+
+    # Next candle closed - now we refresh.
+    time_machine.move_to(start_day_dt + timedelta(days=1, seconds=0), tick=False)
+    assert exchange._now_is_time_to_refresh(pair, "1d", candle_type) is True
+
 
 @pytest.mark.parametrize("candle_type", ["mark", ""])
 @pytest.mark.parametrize("exchange_name", EXCHANGES)