diff --git a/test/native/ha/test_components/main.cpp b/test/native/ha/test_components/main.cpp
index 785a2d7..aa2917e 100644
--- a/test/native/ha/test_components/main.cpp
+++ b/test/native/ha/test_components/main.cpp
@@ -193,6 +193,21 @@ void testBatterySensor(void) {
     TEST_ASSERT_EQUAL_INT(2, doc["suggested_display_precision"]);
 }
 
+void testBinarySensor(void) {
+    BinarySensor s("id", "a_name");
+
+    StaticJsonDocument<256> doc;
+    s.buildConfig(doc);
+    
+    TEST_ASSERT_EQUAL_STRING(MAIN_DEVICE_ID"_id", doc["unique_id"]);
+    TEST_ASSERT_EQUAL_STRING(MAIN_DEVICE_ID "/id/state", doc["state_topic"]);
+    TEST_ASSERT_EQUAL_STRING("a_name", doc["name"]);
+    TEST_ASSERT_EQUAL_STRING(NULL, doc["device_class"]);
+    TEST_ASSERT_EQUAL_STRING(NULL, doc["entity_category"]);
+    TEST_ASSERT_EQUAL_STRING(NULL, doc["value_template"]);
+    TEST_ASSERT_NOT_NULL(GenericSensor::mapSensors["id"]);
+}
+
 int main(int argc, char **argv) {
     UNITY_BEGIN();
     RUN_TEST(testDevice);
@@ -208,5 +223,6 @@ int main(int argc, char **argv) {
     RUN_TEST(testSwitch);
     RUN_TEST(testSwitchWithState);
     RUN_TEST(testNumber);
+    RUN_TEST(testBinarySensor);
     return UNITY_END();
 }