From cf264a274343a3c5f05274c54c76bd268a9a0c72 Mon Sep 17 00:00:00 2001
From: Otto Winter <otto@otto-winter.com>
Date: Thu, 27 Sep 2018 16:34:02 +0200
Subject: [PATCH] Fix binary sensor heartbeat not working (#130)

---
 esphomeyaml/components/binary_sensor/__init__.py | 2 +-
 tests/test1.yaml                                 | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/esphomeyaml/components/binary_sensor/__init__.py b/esphomeyaml/components/binary_sensor/__init__.py
index f83416d85b..92d579d18b 100644
--- a/esphomeyaml/components/binary_sensor/__init__.py
+++ b/esphomeyaml/components/binary_sensor/__init__.py
@@ -33,7 +33,7 @@ DelayedOffFilter = binary_sensor_ns.DelayedOffFilter
 HeartbeatFilter = binary_sensor_ns.HeartbeatFilter
 MQTTBinarySensorComponent = binary_sensor_ns.MQTTBinarySensorComponent
 
-FILTER_KEYS = [CONF_INVERT, CONF_DELAYED_ON, CONF_DELAYED_OFF, CONF_LAMBDA]
+FILTER_KEYS = [CONF_INVERT, CONF_DELAYED_ON, CONF_DELAYED_OFF, CONF_LAMBDA, CONF_HEARTBEAT]
 
 FILTERS_SCHEMA = vol.All(cv.ensure_list, [vol.All({
     vol.Optional(CONF_INVERT): None,
diff --git a/tests/test1.yaml b/tests/test1.yaml
index eed12b511f..626f660c19 100644
--- a/tests/test1.yaml
+++ b/tests/test1.yaml
@@ -444,6 +444,7 @@ binary_sensor:
       - invert:
       - delayed_on: 40ms
       - delayed_off: 40ms
+      - heartbeat: 1s
     on_press:
       then:
         - lambda: >-