import type { LocalAppAcceptanceConfig } from './acceptance.js';
export declare const LOCAL_APP_RUNTIME_BRIDGE_SCRIPT = "(() => {\n  let hostPort = null;\n  const latest = new Map();\n  const send = (type, detail) => {\n    const message = { source: 'xopc-local-app-preview', version: 1, type, detail };\n    latest.set(type, message);\n    hostPort?.postMessage(message);\n  };\n  const connect = (event) => {\n    const message = event.data;\n    if (event.source !== parent || message?.source !== 'xopc-local-app-host' || message?.version !== 1 || message?.type !== 'connect' || !event.ports[0]) return;\n    event.stopImmediatePropagation();\n    hostPort?.close();\n    hostPort = event.ports[0];\n    hostPort.start();\n    for (const message of latest.values()) hostPort.postMessage(message);\n  };\n  addEventListener('message', connect, true);\n  const text = (value) => String(value ?? '').slice(0, 500);\n  let runtimeFailure = '';\n  const visible = (element) => {\n    const style = getComputedStyle(element);\n    const rect = element.getBoundingClientRect();\n    return style.display !== 'none' && style.visibility !== 'hidden' && Number(style.opacity) !== 0 && rect.width > 0 && rect.height > 0;\n  };\n  const accessibleName = (element) => {\n    const labelledBy = text(element.getAttribute('aria-labelledby'));\n    const labelledText = labelledBy.split(/\\s+/).map((id) => document.getElementById(id)?.textContent).filter(Boolean).join(' ');\n    return text(element.getAttribute('aria-label') || labelledText || element.labels?.[0]?.textContent || element.textContent || element.getAttribute('alt') || element.getAttribute('title') || element.getAttribute('placeholder') || element.getAttribute('name')).trim();\n  };\n  const target = (id) => Array.from(document.querySelectorAll('[data-xopc-test-id]'))\n    .find((element) => element.getAttribute('data-xopc-test-id') === id);\n  const settle = async () => {\n    await Promise.resolve();\n    await Promise.resolve();\n  };\n  const readCriteria = () => {\n    const encoded = document.querySelector('meta[name=\"xopc-local-app-acceptance\"]')?.content;\n    if (!encoded) return { schemaVersion: 1, scenarios: [] };\n    const base64 = encoded.replace(/-/g, '+').replace(/_/g, '/');\n    const padded = base64.padEnd(Math.ceil(base64.length / 4) * 4, '=');\n    const bytes = Uint8Array.from(atob(padded), (char) => char.charCodeAt(0));\n    return JSON.parse(new TextDecoder().decode(bytes));\n  };\n  addEventListener('error', (event) => {\n    runtimeFailure = text(event.message || 'A preview resource failed to load');\n    send('error', {\n      kind: 'script_error',\n      message: runtimeFailure,\n      filename: text(event.filename),\n      line: Number(event.lineno) || undefined,\n      column: Number(event.colno) || undefined,\n    });\n  }, true);\n  addEventListener('unhandledrejection', (event) => {\n    runtimeFailure = text(event.reason instanceof Error ? event.reason.message : event.reason);\n    send('error', { kind: 'unhandled_rejection', message: runtimeFailure });\n  });\n  const runAcceptance = () => {\n    const checks = [];\n    const bodyReady = Boolean(document.body);\n    checks.push({ id: 'document', status: bodyReady ? 'passed' : 'failed', message: bodyReady ? 'Preview document loaded' : 'Preview document has no body' });\n    const contentNodes = bodyReady ? Array.from(document.body.querySelectorAll('*')).slice(0, 300) : [];\n    const hasVisibleContent = contentNodes.some((element) => visible(element) && (text(element.textContent).trim() || /^(IMG|SVG|CANVAS|VIDEO)$/.test(element.tagName)));\n    checks.push({ id: 'content', status: hasVisibleContent ? 'passed' : 'failed', message: hasVisibleContent ? 'Visible content rendered' : 'No visible content was rendered' });\n    const controls = bodyReady ? Array.from(document.body.querySelectorAll('a[href], button, input, select, textarea, [role=\"button\"], [tabindex]')).filter((element) => visible(element) && !element.disabled && element.getAttribute('aria-disabled') !== 'true') : [];\n    const unnamed = controls.filter((element) => !accessibleName(element));\n    let interactionStatus = controls.length ? 'passed' : 'skipped';\n    let interactionMessage = controls.length ? controls.length + ' interactive control(s) are discoverable' : 'No interactive controls to exercise';\n    if (unnamed.length) {\n      interactionStatus = 'failed';\n      interactionMessage = unnamed.length + ' interactive control(s) need an accessible name';\n    } else if (controls.length) {\n      const previous = document.activeElement;\n      controls[0].focus({ preventScroll: true });\n      if (document.activeElement !== controls[0]) {\n        interactionStatus = 'failed';\n        interactionMessage = 'The first interactive control could not receive focus';\n      }\n      if (previous && typeof previous.focus === 'function') previous.focus({ preventScroll: true });\n      else controls[0].blur();\n    }\n    checks.push({ id: 'interaction', status: interactionStatus, message: interactionMessage });\n    send('acceptance', {\n      status: checks.some((check) => check.status === 'failed') ? 'failed' : 'passed',\n      checks,\n      interactiveCount: controls.length,\n    });\n  };\n  const runCriteria = async () => {\n    const params = new URLSearchParams(location.search);\n    if (params.get('xopcAcceptance') !== '1') return;\n    let config;\n    try {\n      config = readCriteria();\n    } catch (error) {\n      send('criteria', { status: 'failed', scenarioCount: 0, scenarios: [{ id: 'config', name: 'Acceptance config', status: 'failed', message: text(error instanceof Error ? error.message : error) }] });\n      return;\n    }\n    const requestedScenario = params.get('xopcScenario');\n    const selectedScenarios = requestedScenario\n      ? (config.scenarios || []).filter((scenario) => scenario.id === requestedScenario)\n      : config.scenarios || [];\n    if (requestedScenario && !selectedScenarios.length) {\n      send('criteria', { status: 'failed', scenarioCount: 1, scenarios: [{ id: requestedScenario, name: requestedScenario, status: 'failed', message: 'Requested scenario was not found' }] });\n      return;\n    }\n    const scenarios = [];\n    for (const scenario of selectedScenarios) {\n      let failure = '';\n      for (let index = 0; index < scenario.steps.length; index += 1) {\n        const step = scenario.steps[index];\n        try {\n          if (step.action === 'click') {\n            const element = target(step.target);\n            if (!(element instanceof HTMLElement)) throw new Error('Target \"' + step.target + '\" was not found');\n            if ('disabled' in element && element.disabled || element.getAttribute('aria-disabled') === 'true') throw new Error('Target \"' + step.target + '\" is disabled');\n            element.click();\n            await settle();\n          } else if (step.action === 'fill') {\n            const element = target(step.target);\n            if (!(element instanceof HTMLInputElement || element instanceof HTMLTextAreaElement || element instanceof HTMLSelectElement)) throw new Error('Target \"' + step.target + '\" cannot be filled');\n            const prototype = element instanceof HTMLInputElement ? HTMLInputElement.prototype : element instanceof HTMLTextAreaElement ? HTMLTextAreaElement.prototype : HTMLSelectElement.prototype;\n            const setter = Object.getOwnPropertyDescriptor(prototype, 'value')?.set;\n            if (setter) setter.call(element, step.value);\n            else element.value = step.value;\n            element.dispatchEvent(new Event('input', { bubbles: true }));\n            element.dispatchEvent(new Event('change', { bubbles: true }));\n            await settle();\n          } else if (step.assert === 'text_visible') {\n            const found = Array.from(document.body.querySelectorAll('*')).some((element) => visible(element) && text(element.textContent).includes(step.text));\n            if (!found) throw new Error('Visible text was not found: \"' + step.text + '\"');\n          } else if (step.assert === 'element_exists') {\n            if (!target(step.target)) throw new Error('Target \"' + step.target + '\" was not found');\n          } else if (step.assert === 'value_equals') {\n            const element = target(step.target);\n            if (!element || !('value' in element) || element.value !== step.value) throw new Error('Target \"' + step.target + '\" does not have the expected value');\n          }\n          if (runtimeFailure) throw new Error(runtimeFailure);\n        } catch (error) {\n          failure = 'Step ' + (index + 1) + ': ' + text(error instanceof Error ? error.message : error);\n          break;\n        }\n      }\n      scenarios.push({ id: scenario.id, name: scenario.name, status: failure ? 'failed' : 'passed', message: failure || 'Scenario passed' });\n    }\n    send('criteria', {\n      status: scenarios.some((scenario) => scenario.status === 'failed') ? 'failed' : 'passed',\n      scenarioCount: scenarios.length,\n      scenarios,\n    });\n  };\n  const loaded = () => {\n    send('ready', { readyState: document.readyState });\n    void runCriteria();\n    if (typeof requestAnimationFrame === 'function') requestAnimationFrame(() => requestAnimationFrame(runAcceptance));\n    else setTimeout(runAcceptance, 0);\n  };\n  if (document.readyState === 'complete') queueMicrotask(loaded);\n  else addEventListener('load', loaded, { once: true });\n})();";
export declare const LOCAL_APP_RUNTIME_BRIDGE_HASH: string;
export declare function injectLocalAppRuntimeBridge(html: string, acceptance?: LocalAppAcceptanceConfig): string;