Add some components to the new testing framework (B) (#6173)

tests/components/bang_bang/test.esp32.yaml

@@ -0,0 +1,35 @@
+switch:
+  - platform: template
+    id: template_switch1
+    optimistic: true
+  - platform: template
+    id: template_switch2
+    optimistic: true
+
+sensor:
+  - platform: template
+    id: template_sensor1
+    lambda: |-
+      if (millis() > 10000) {
+        return 42.0;
+      } else {
+        return 0.0;
+      }
+    update_interval: 60s
+
+climate:
+  - platform: bang_bang
+    name: Bang Bang Climate
+    sensor: template_sensor1
+    humidity_sensor: template_sensor1
+    default_target_temperature_low: 18°C
+    default_target_temperature_high: 24°C
+    idle_action:
+      - switch.turn_on: template_switch1
+    cool_action:
+      - switch.turn_on: template_switch2
+    heat_action:
+      - switch.turn_on: template_switch1
+    away_config:
+      default_target_temperature_low: 16°C
+      default_target_temperature_high: 20°C