text_sensor:
  - platform: template
    name: "Test Substitute Single"
    id: test_substitute_single
    filters:
      - substitute:
          - ERROR -> Error

  - platform: template
    name: "Test Substitute Multiple"
    id: test_substitute_multiple
    filters:
      - substitute:
          - ERROR -> Error
          - WARN -> Warning
          - INFO -> Information
          - DEBUG -> Debug

  - platform: template
    name: "Test Substitute Chained"
    id: test_substitute_chained
    filters:
      - substitute:
          - foo -> bar
      - to_upper
      - substitute:
          - BAR -> baz

  - platform: template
    name: "Test Map Single"
    id: test_map_single
    filters:
      - map:
          - ON -> Active
    # text_sensor.state with a constant and with a lambda, inside a trigger
    # whose argument is a std::string.
    on_value:
      - if:
          condition:
            text_sensor.state:
              id: test_substitute_single
              state: Error
          then:
            - logger.log: substitute reports an error
      - if:
          condition:
            text_sensor.state:
              id: test_substitute_single
              state: !lambda return x;
          then:
            - logger.log: substitute matches the mapped value

  - platform: template
    name: "Test Map Multiple"
    id: test_map_multiple
    filters:
      - map:
          - ON -> Active
          - OFF -> Inactive
          - UNKNOWN -> Error
          - IDLE -> Standby

  - platform: template
    name: "Test Map Passthrough"
    id: test_map_passthrough
    filters:
      - map:
          - Good -> Excellent
          - Bad -> Poor

  - platform: template
    name: "Test All Filters"
    id: test_all_filters
    filters:
      - to_upper
      - to_lower
      - append: " suffix"
      - prepend: "prefix "
      - substitute:
          - prefix -> PREFIX
          - suffix -> SUFFIX
      - map:
          - PREFIX text SUFFIX -> mapped

  - platform: template
    name: "Test Lambda Filter"
    id: test_lambda_filter
    filters:
      - lambda: |-
          return {"[" + x + "]"};
      - to_upper
      - lambda: |-
          if (x.length() > 10) {
            return {x.substr(0, 10) + "..."};
          }
          return {x};

  - platform: template
    name: "Test Publish Action"
    id: test_publish_action
    on_value:
      - text_sensor.template.publish:
          id: test_map_single
          state: "ON"
      - text_sensor.template.publish:
          id: test_map_single
          state: !lambda 'return x + " again";'