esphome/tests/integration/fixtures/api_action_timeout.yaml

esphome:
  name: api-action-timeout-test
  # Use a short timeout for testing (500ms instead of 30s)
  platformio_options:
    build_flags:
      - "-DUSE_API_ACTION_CALL_TIMEOUT_MS=500"

host:

logger:
  level: DEBUG

api:
  actions:
    # Action that responds immediately - should work fine
    - action: action_immediate
      supports_response: only
      then:
        - logger.log: "ACTION_IMMEDIATE responding"
        - api.respond:
            data: !lambda |-
              root["status"] = "immediate";

    # Action that delays 200ms before responding - should work (within 500ms timeout)
    - action: action_short_delay
      supports_response: only
      then:
        - logger.log: "ACTION_SHORT_DELAY starting"
        - delay: 200ms
        - logger.log: "ACTION_SHORT_DELAY responding"
        - api.respond:
            data: !lambda |-
              root["status"] = "short_delay";

    # Action that delays 1s before responding - should fail (exceeds 500ms timeout)
    # The api.respond will log a warning because the action call was already cleaned up
    - action: action_long_delay
      supports_response: only
      then:
        - logger.log: "ACTION_LONG_DELAY starting"
        - delay: 1s
        - logger.log: "ACTION_LONG_DELAY responding (after timeout)"
        - api.respond:
            data: !lambda |-
              root["status"] = "long_delay";