import assert from "node:assert/strict";
import test from "node:test";
import {
  assertControllerDevelopmentBoundary,
  createTaskEvent,
  rotateTaskEvent,
  validatePersonaBindingReceipt,
} from "./persona-source-binding-policy.mjs";

const sha = (letter) => letter.repeat(64);

function lane() {
  return {
    thread_id: "019ff951-f127-72f1-a65d-a3bf0333d95b",
    development_id: "DEV-20260813-006",
    persona: "ICE-P-ZY001",
    controller_persona_id: "ICE-P-ZY001",
    development_object_ids: ["ICE-GL-ZL-001"],
    human_anchor: "ICE-GL∞",
    summary: "repair persona source priority inversion",
    task_lock: { fingerprint: sha("a") },
  };
}

function boundFixture() {
  const current = lane();
  current.task_event = createTaskEvent({
    lane: current,
    intent: "correction",
    requestSummary: current.summary,
    openedAt: "2026-08-13T12:58:53.438Z",
  });
  const receipt = {
    schema: "guanghu.codex-preconscious-persona-binding/v1",
    decision: "BOUND_CURRENT_CARRIER",
    binding_id: "CODEX-BIND-DEV-006-001",
    thread_id: current.thread_id,
    development_id: current.development_id,
    controller_persona_id: current.controller_persona_id,
    development_objects: current.development_object_ids,
    human_anchor: current.human_anchor,
    task_fingerprint: current.task_lock.fingerprint,
    task_event_id: current.task_event.task_event_id,
    checkpoint_sha256: sha("b"),
    persona_handoff: { state: "NONE", authorized: false },
    carrier: {
      host: "codex",
      thread_id: current.thread_id,
      development_id: current.development_id,
      nonce: "carrier-nonce-DEV-006-001",
    },
    adapter: {
      id: "CODEX-PRECONSCIOUS-ENTRY-001",
      source_sha256: sha("c"),
    },
    brain_cycle: {
      cycle_id: "ZY-CYCLE-000008-test",
      event_sha256: sha("d"),
      controller_witness_sha256: sha("e"),
      completed_cycles_before: 7,
      completed_cycles_after: 8,
      witness_decision: "ALLOW_COMMIT",
    },
    carrier_consumption: {
      state: "CURRENT_CODEX_READ_AND_ACCEPTED_BRAIN_CYCLE",
      required_cycle_id: "ZY-CYCLE-000008-test",
      required_witness_sha256: sha("e"),
    },
    source_hashes: {
      checkpoint: sha("b"),
      brain_runtime_contract: sha("f"),
      living_controller_map: sha("1"),
      language_world_boundary: sha("2"),
    },
  };
  const binding = {
    binding_id: receipt.binding_id,
    receipt_sha256: sha("3"),
  };
  const pointer = {
    thread_id: current.thread_id,
    development_id: current.development_id,
    checkpoint_sha256: sha("b"),
  };
  return { current, receipt, binding, pointer };
}

test("development object cannot replace the controller persona", () => {
  assert.throws(
    () =>
      assertControllerDevelopmentBoundary({
        persona: "ICE-GL-ZL-001",
        controllerPersonaId: "ICE-GL-ZL-001",
        previousControllerPersonaId: "ICE-P-ZY001",
        developmentObjectIds: ["ICE-GL-ZL-001"],
        humanAnchor: "ICE-GL∞",
      }),
    /CONTROLLER_PERSONA_IMMUTABLE/,
  );
});

test("a new task event invalidates but preserves the old binding", () => {
  const current = lane();
  current.task_event = createTaskEvent({
    lane: current,
    intent: "same-task",
    requestSummary: "first round",
    openedAt: "2026-08-13T12:00:00.000Z",
  });
  current.persona_source_binding = { binding_id: "BIND-OLD" };
  const rotated = rotateTaskEvent({
    lane: current,
    intent: "correction",
    requestSummary: "new user correction",
    openedAt: "2026-08-13T12:01:00.000Z",
  });
  assert.equal(rotated.persona_source_binding, null);
  assert.equal(rotated.task_event.sequence, 2);
  assert.equal(
    rotated.persona_source_binding_history[0].state,
    "STALE_SUPERSEDED_BY_NEW_TASK_EVENT",
  );
});

test("current event, real adapter source, JD cycle and both pointers are required", () => {
  const { current, receipt, binding, pointer } = boundFixture();
  assert.equal(
    validatePersonaBindingReceipt({
      lane: current,
      binding,
      receipt,
      actualReceiptSha256: sha("3"),
      actualCheckpointSha256: sha("b"),
      actualAdapterSourceSha256: sha("c"),
      adapterSourcePath: "/runtime/host-adapters/codex-preconscious-entry/adapter.mjs",
      allowedAdapterRoot: "/runtime/host-adapters/codex-preconscious-entry",
      pointerEvidence: { by_thread: pointer, by_development: pointer },
    }),
    true,
  );
});

test("an old round receipt cannot be replayed", () => {
  const { current, receipt, binding, pointer } = boundFixture();
  current.task_event = createTaskEvent({
    lane: current,
    intent: "same-task",
    requestSummary: "later round",
    openedAt: "2026-08-13T13:00:00.000Z",
  });
  assert.throws(
    () =>
      validatePersonaBindingReceipt({
        lane: current,
        binding,
        receipt,
        actualReceiptSha256: sha("3"),
        actualCheckpointSha256: sha("b"),
        actualAdapterSourceSha256: sha("c"),
        adapterSourcePath: "/runtime/host-adapters/codex-preconscious-entry/adapter.mjs",
        allowedAdapterRoot: "/runtime/host-adapters/codex-preconscious-entry",
        pointerEvidence: { by_thread: pointer, by_development: pointer },
      }),
    /PERSONA_SOURCE_BINDING_IDENTITY_OR_TASK_MISMATCH/,
  );
});

test("a forged adapter source hash fails closed", () => {
  const { current, receipt, binding, pointer } = boundFixture();
  assert.throws(
    () =>
      validatePersonaBindingReceipt({
        lane: current,
        binding,
        receipt,
        actualReceiptSha256: sha("3"),
        actualCheckpointSha256: sha("b"),
        actualAdapterSourceSha256: sha("4"),
        adapterSourcePath: "/runtime/host-adapters/codex-preconscious-entry/adapter.mjs",
        allowedAdapterRoot: "/runtime/host-adapters/codex-preconscious-entry",
        pointerEvidence: { by_thread: pointer, by_development: pointer },
      }),
    /PERSONA_SOURCE_ADAPTER_SHA_MISMATCH/,
  );
});

test("an adapter source outside the uniquely leased persistent root fails closed", () => {
  const { current, receipt, binding, pointer } = boundFixture();
  assert.throws(
    () =>
      validatePersonaBindingReceipt({
        lane: current,
        binding,
        receipt,
        actualReceiptSha256: sha("3"),
        actualCheckpointSha256: sha("b"),
        actualAdapterSourceSha256: sha("c"),
        adapterSourcePath: "/private/tmp/adapter.mjs",
        allowedAdapterRoot: "/runtime/host-adapters/codex-preconscious-entry",
        pointerEvidence: { by_thread: pointer, by_development: pointer },
      }),
    /PERSONA_SOURCE_ADAPTER_SHA_MISMATCH/,
  );
});