import assert from "node:assert/strict";
import test from "node:test";

import { createPlugin } from "../src/index.mjs";

function createJSONResponse(payload, status = 200) {
  return new Response(JSON.stringify(payload), {
    status,
    headers: {
      "Content-Type": "application/json"
    }
  });
}

test("lists readonly tool metadata", () => {
  const plugin = createPlugin({
    fetchImpl: async () => createJSONResponse({ data: [] })
  });
  const tools = plugin.listTools();
  assert.equal(tools.length, 2);
  assert.deepEqual(
    tools.map(tool => tool.name),
    ["productier_list_workspaces", "productier_list_tasks"],
  );
});

test("lists standard profile tool metadata", () => {
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  assert.deepEqual(
    plugin.listTools().map(tool => tool.name),
    [
      "productier_list_workspaces",
      "productier_list_board_groups",
      "productier_list_tasks",
      "productier_list_calendar_events",
      "productier_list_notes",
      "productier_list_mailboxes",
      "productier_list_mail_messages",
      "productier_list_outgoing_mails",
      "productier_connect_mailbox",
      "productier_sync_mailbox",
      "productier_create_board_group",
      "productier_create_task",
      "productier_create_calendar_event",
      "productier_create_note",
      "productier_create_outgoing_mail",
      "productier_create_task_from_mail",
      "productier_update_board_group",
      "productier_update_task",
      "productier_update_calendar_event",
      "productier_update_note"
    ],
  );
});

test("returns tool_not_found for unknown tool", async () => {
  const plugin = createPlugin({
    fetchImpl: async () => createJSONResponse({ data: [] })
  });
  const result = await plugin.runTool("unknown_tool", {});
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_not_found");
});

test("runs productier_list_workspaces", async () => {
  const plugin = createPlugin({
    fetchImpl: async () =>
      createJSONResponse({
        data: [{ id: "ws-1", slug: "personal", name: "Personal HQ", role: "owner", createdAt: "2026-01-01T00:00:00Z" }]
      })
  });

  const result = await plugin.runTool("productier_list_workspaces", {});
  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.workspaces[0].slug, "personal");
});

test("runs productier_list_board_groups with query/color filter", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          { id: "group-1", name: "Inbox", color: "slate", order: 0 },
          { id: "group-2", name: "In progress", color: "sky", order: 1 },
          { id: "group-3", name: "Done", color: "slate", order: 2 }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_board_groups", {
    query: "in",
    color: "slate",
    limit: 1
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.workspaceSlug, "personal");
  assert.equal(result.data.count, 1);
  assert.equal(result.data.truncated, true);
  assert.equal(result.data.boardGroups[0].id, "group-1");
});

test("runs productier_list_tasks with local filtering", async () => {
  const plugin = createPlugin({
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          { id: "task-1", title: "Ship docs", description: "Write release notes", status: "todo" },
          { id: "task-2", title: "Review API", description: "Read endpoints", status: "in_progress" },
          { id: "task-3", title: "Docs QA", description: "Review docs", status: "todo" }
        ]
      }),
    defaultWorkspaceSlug: "personal"
  });

  const result = await plugin.runTool("productier_list_tasks", {
    status: "todo",
    query: "docs",
    limit: 1
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.workspaceSlug, "personal");
  assert.equal(result.data.count, 1);
  assert.equal(result.data.truncated, true);
  assert.equal(result.data.tasks[0].id, "task-1");
});

test("runs productier_list_calendar_events with date/query filters", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          { id: "ev-1", title: "Planning", description: "Q2 goals", startsAt: "2026-04-01T10:00:00Z" },
          { id: "ev-2", title: "Review", description: "Retro", startsAt: "2026-04-10T10:00:00Z" },
          { id: "ev-3", title: "Planning follow-up", description: "", startsAt: "2026-05-01T10:00:00Z" }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_calendar_events", {
    query: "planning",
    from: "2026-04-01T00:00:00Z",
    to: "2026-04-30T23:59:59Z"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.events[0].id, "ev-1");
});

test("runs productier_list_notes with query filter", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          { id: "note-1", title: "Sprint plan", content: "Ship board polish" },
          { id: "note-2", title: "Random", content: "groceries" }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_notes", {
    query: "sprint"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.notes[0].id, "note-1");
});

test("runs productier_list_mail_messages with filters", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          {
            id: "mail-1",
            subject: "Sprint planning",
            snippet: "please review",
            textBody: "board updates",
            from: { name: "Alex", email: "alex@example.com" },
            isRead: false,
            linkedTaskId: undefined
          },
          {
            id: "mail-2",
            subject: "Random",
            snippet: "hello",
            textBody: "",
            from: { name: "Jamie", email: "jamie@example.com" },
            isRead: true,
            linkedTaskId: "task-9"
          }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_mail_messages", {
    unreadOnly: true,
    linked: "unlinked",
    query: "planning"
  });
  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.messages[0].id, "mail-1");
});

test("runs productier_list_mailboxes with filters", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          { id: "mb-1", label: "Team", email: "team@example.com", syncStatus: "ready", syncError: "" },
          { id: "mb-2", label: "Alerts", email: "alerts@example.com", syncStatus: "error", syncError: "auth failed" }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_mailboxes", {
    query: "auth",
    syncStatus: "error"
  });
  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.mailboxes[0].id, "mb-2");
});

test("runs productier_list_outgoing_mails with filters", async () => {
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async () =>
      createJSONResponse({
        data: [
          {
            id: "out-1",
            mailboxId: "mb-1",
            status: "queued",
            subject: "Release draft",
            textBody: "please review",
            htmlBody: "",
            to: [{ email: "alex@example.com" }],
            cc: [],
            bcc: []
          },
          {
            id: "out-2",
            mailboxId: "mb-1",
            status: "sent",
            subject: "Invoice",
            textBody: "",
            htmlBody: "",
            to: [{ email: "billing@example.com" }],
            cc: [],
            bcc: []
          }
        ]
      })
  });

  const result = await plugin.runTool("productier_list_outgoing_mails", {
    status: "queued",
    query: "release"
  });
  assert.equal(result.ok, true);
  assert.equal(result.data.count, 1);
  assert.equal(result.data.outgoing[0].id, "out-1");
});

test("runs productier_create_board_group", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "group-new",
          workspaceSlug: "personal",
          name: "Blocked",
          color: "slate",
          order: 3
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_board_group", {
    name: "Blocked"
  });
  assert.equal(result.ok, true);
  assert.equal(result.data.boardGroup.id, "group-new");
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/board-groups$/);
});

test("runs productier_create_task and forwards payload", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    defaultBoardGroupId: "group-inbox",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "task-10",
          workspaceSlug: "personal",
          boardGroupId: "group-inbox",
          title: "Write docs",
          description: "",
          status: "todo",
          color: "slate",
          labelIds: [],
          attachments: [],
          comments: [],
          createdAt: "2026-03-01T08:00:00Z",
          updatedAt: "2026-03-01T08:00:00Z"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_task", {
    title: "Write docs"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.task.id, "task-10");
  assert.equal(calls.length, 1);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/tasks$/);
  assert.deepEqual(JSON.parse(calls[0].init.body), {
    workspaceSlug: "personal",
    boardGroupId: "group-inbox",
    title: "Write docs",
    description: "",
    color: "slate"
  });
});

test("runs productier_create_calendar_event and validates date ordering", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "ev-new",
          workspaceSlug: "personal",
          title: "Sync",
          startsAt: "2026-04-03T10:00:00Z",
          endsAt: "2026-04-03T11:00:00Z"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_calendar_event", {
    title: "Sync",
    startsAt: "2026-04-03T10:00:00Z",
    endsAt: "2026-04-03T11:00:00Z"
  });
  assert.equal(result.ok, true);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/calendar\/events$/);

  const invalid = await plugin.runTool("productier_create_calendar_event", {
    title: "Bad",
    startsAt: "2026-04-03T12:00:00Z",
    endsAt: "2026-04-03T11:00:00Z"
  });
  assert.equal(invalid.ok, false);
  assert.match(invalid.error.message, /endsAt must be greater than or equal to startsAt/i);
});

test("runs productier_create_note", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "note-new",
          workspaceSlug: "personal",
          title: "Changelog",
          content: "Draft"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_note", {
    title: "Changelog",
    content: "Draft"
  });
  assert.equal(result.ok, true);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/notes$/);
});

test("runs productier_connect_mailbox with defaults", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "mb-1",
          workspaceSlug: "personal",
          label: "team@example.com",
          email: "team@example.com"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_connect_mailbox", {
    email: "team@example.com",
    imapHost: "imap.example.com",
    imapPassword: "imap-secret",
    smtpHost: "smtp.example.com"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.connected, true);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/mailboxes$/);
  assert.deepEqual(JSON.parse(calls[0].init.body), {
    workspaceSlug: "personal",
    email: "team@example.com",
    imapHost: "imap.example.com",
    imapPort: 993,
    imapPassword: "imap-secret",
    imapUseTls: true,
    smtpHost: "smtp.example.com",
    smtpPort: 587,
    smtpUseTls: true
  });
});

test("runs productier_sync_mailbox", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "mb-1",
          syncStatus: "ready"
        }
      });
    }
  });

  const result = await plugin.runTool("productier_sync_mailbox", {
    mailboxId: "mb-1"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.synced, true);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/mailboxes\/mb-1\/sync$/);
});

test("runs productier_create_outgoing_mail and normalizes recipients", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "out-3",
          workspaceSlug: "personal",
          mailboxId: "mb-1",
          status: "scheduled"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_outgoing_mail", {
    mailboxId: "mb-1",
    to: "Alex <alex@example.com>, jamie@example.com",
    cc: [{ email: "ops@example.com", name: "Ops" }],
    subject: "Plan",
    textBody: "Draft",
    scheduledFor: "2026-04-10T09:00:00Z"
  });

  assert.equal(result.ok, true);
  assert.equal(result.data.queued, true);
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/mail\/outgoing$/);
  assert.deepEqual(JSON.parse(calls[0].init.body), {
    workspaceSlug: "personal",
    mailboxId: "mb-1",
    to: [
      { name: "Alex", email: "alex@example.com" },
      { email: "jamie@example.com" }
    ],
    cc: [{ name: "Ops", email: "ops@example.com" }],
    subject: "Plan",
    textBody: "Draft",
    scheduledFor: "2026-04-10T09:00:00Z"
  });
});

test("runs productier_create_task_from_mail with defaults", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    defaultBoardGroupId: "group-inbox",
    defaultWorkspaceSlug: "personal",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "task-from-mail",
          workspaceSlug: "personal",
          boardGroupId: "group-inbox",
          title: "From mail"
        }
      }, 201);
    }
  });

  const result = await plugin.runTool("productier_create_task_from_mail", {
    messageId: "mail-1"
  });
  assert.equal(result.ok, true);
  assert.equal(result.data.sourceMessageId, "mail-1");
  assert.equal(result.data.workspaceSlug, "personal");
  assert.equal(calls[0].init.method, "POST");
  assert.match(calls[0].url, /\/v1\/mail\/messages\/mail-1\/create-task$/);
  assert.deepEqual(JSON.parse(calls[0].init.body), {
    boardGroupId: "group-inbox"
  });
});

test("runs productier_update_board_group with partial fields", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: { id: "group-2", name: "Doing", color: "sky", order: 1 }
      });
    }
  });

  const result = await plugin.runTool("productier_update_board_group", {
    groupId: "group-2",
    name: "Doing"
  });
  assert.equal(result.ok, true);
  assert.equal(calls[0].init.method, "PATCH");
  assert.match(calls[0].url, /\/v1\/board-groups\/group-2$/);
});

test("runs productier_update_task with partial fields", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: {
          id: "task-11",
          workspaceSlug: "personal",
          boardGroupId: "group-inbox",
          title: "Renamed",
          description: "Body",
          status: "done",
          color: "sky",
          labelIds: [],
          attachments: [],
          comments: [],
          createdAt: "2026-03-01T08:00:00Z",
          updatedAt: "2026-03-01T08:00:00Z"
        }
      });
    }
  });

  const result = await plugin.runTool("productier_update_task", {
    taskId: "task-11",
    status: "done",
    title: "Renamed"
  });

  assert.equal(result.ok, true);
  assert.equal(calls.length, 1);
  assert.equal(calls[0].init.method, "PATCH");
  assert.match(calls[0].url, /\/v1\/tasks\/task-11$/);
  assert.deepEqual(JSON.parse(calls[0].init.body), {
    title: "Renamed",
    status: "done"
  });
});

test("runs productier_update_calendar_event and validates empty patch", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: { id: "ev-1", title: "Updated", startsAt: "2026-04-03T10:00:00Z", endsAt: "2026-04-03T11:00:00Z" }
      });
    }
  });

  const result = await plugin.runTool("productier_update_calendar_event", {
    eventId: "ev-1",
    title: "Updated"
  });
  assert.equal(result.ok, true);
  assert.equal(calls[0].init.method, "PATCH");
  assert.match(calls[0].url, /\/v1\/calendar\/events\/ev-1$/);

  const invalid = await plugin.runTool("productier_update_calendar_event", { eventId: "ev-1" });
  assert.equal(invalid.ok, false);
  assert.match(invalid.error.message, /at least one field/i);
});

test("runs productier_update_note and validates empty patch", async () => {
  const calls = [];
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async (url, init) => {
      calls.push({ url: String(url), init });
      return createJSONResponse({
        data: { id: "note-1", title: "Renamed", content: "Body" }
      });
    }
  });

  const result = await plugin.runTool("productier_update_note", {
    noteId: "note-1",
    title: "Renamed"
  });
  assert.equal(result.ok, true);
  assert.equal(calls[0].init.method, "PATCH");
  assert.match(calls[0].url, /\/v1\/notes\/note-1$/);

  const invalid = await plugin.runTool("productier_update_note", { noteId: "note-1" });
  assert.equal(invalid.ok, false);
  assert.match(invalid.error.message, /at least one field/i);
});

test("maps backend structured errors", async () => {
  const plugin = createPlugin({
    fetchImpl: async () =>
      createJSONResponse({
        error: {
          code: "unauthorized",
          message: "authentication required",
          requestId: "req-123"
        }
      }, 401)
  });

  const result = await plugin.runTool("productier_list_tasks", { workspaceSlug: "personal" });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "unauthorized");
  assert.equal(result.error.status, 401);
  assert.equal(result.error.requestId, "req-123");
});

test("returns validation error when workspace slug is missing", async () => {
  const plugin = createPlugin({
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const result = await plugin.runTool("productier_list_tasks", {});
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_execution_error");
  assert.match(result.error.message, /workspaceSlug is required/i);
});

test("returns validation error for invalid update task status", async () => {
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const result = await plugin.runTool("productier_update_task", {
    taskId: "task-1",
    status: "bad_status"
  });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_execution_error");
  assert.match(result.error.message, /status must be one of/i);
});

test("returns validation error for invalid mail linked filter", async () => {
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const result = await plugin.runTool("productier_list_mail_messages", {
    workspaceSlug: "personal",
    linked: "bad-value"
  });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_execution_error");
  assert.match(result.error.message, /linked must be one of/i);
});

test("returns validation error for invalid mailbox sync filter", async () => {
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const result = await plugin.runTool("productier_list_mailboxes", {
    workspaceSlug: "personal",
    syncStatus: "bad-value"
  });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_execution_error");
  assert.match(result.error.message, /syncStatus must be one of/i);
});

test("returns validation error for invalid outgoing status filter", async () => {
  const plugin = createPlugin({
    profile: "standard",
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const result = await plugin.runTool("productier_list_outgoing_mails", {
    workspaceSlug: "personal",
    status: "bad-value"
  });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "tool_execution_error");
  assert.match(result.error.message, /status must be one of/i);
});

test("retries transient backend errors and succeeds", async () => {
  let calls = 0;
  const plugin = createPlugin({
    retryMaxAttempts: 3,
    retryBaseDelayMs: 0,
    retryMaxDelayMs: 0,
    retryJitterMs: 0,
    fetchImpl: async () => {
      calls += 1;
      if (calls === 1) {
        return createJSONResponse(
          {
            error: {
              code: "service_unavailable",
              message: "temporary outage"
            }
          },
          503,
        );
      }

      return createJSONResponse({
        data: [{ id: "ws-1", slug: "personal", name: "Personal HQ", role: "owner", createdAt: "2026-01-01T00:00:00Z" }]
      });
    }
  });

  const result = await plugin.runTool("productier_list_workspaces", {});
  assert.equal(result.ok, true);
  assert.equal(calls, 2);
  assert.equal(result.meta.attempts, 2);
});

test("returns retry metadata when retries are exhausted", async () => {
  const plugin = createPlugin({
    retryMaxAttempts: 2,
    retryBaseDelayMs: 0,
    retryMaxDelayMs: 0,
    retryJitterMs: 0,
    fetchImpl: async () =>
      createJSONResponse(
        {
          error: {
            code: "service_unavailable",
            message: "temporary outage"
          }
        },
        503,
      )
  });

  const result = await plugin.runTool("productier_list_tasks", { workspaceSlug: "personal" });
  assert.equal(result.ok, false);
  assert.equal(result.error.code, "service_unavailable");
  assert.equal(result.error.status, 503);
  assert.equal(result.error.retryable, true);
  assert.equal(result.error.attempts, 2);
});

test("enforces per-tool rate limits", async () => {
  let now = 1_000;
  let fetchCalls = 0;
  const plugin = createPlugin({
    rateLimitMaxCalls: 1,
    rateLimitWindowMs: 60_000,
    nowFn: () => now,
    fetchImpl: async () => {
      fetchCalls += 1;
      return createJSONResponse({ data: [] });
    }
  });

  const first = await plugin.runTool("productier_list_tasks", { workspaceSlug: "personal" });
  assert.equal(first.ok, true);

  const second = await plugin.runTool("productier_list_tasks", { workspaceSlug: "personal" });
  assert.equal(second.ok, false);
  assert.equal(second.error.code, "tool_rate_limited");
  assert.equal(second.error.status, 429);
  assert.ok(second.error.retryAfterMs >= 1);

  now += 60_001;
  const third = await plugin.runTool("productier_list_tasks", { workspaceSlug: "personal" });
  assert.equal(third.ok, true);
  assert.equal(fetchCalls, 2);
});

test("writes structured audit entries for success and failure", async () => {
  const auditEntries = [];
  const plugin = createPlugin({
    profile: "standard",
    auditLogFn: async entry => {
      auditEntries.push(entry);
    },
    fetchImpl: async () => createJSONResponse({ data: [] })
  });

  const success = await plugin.runTool("productier_list_workspaces", {});
  assert.equal(success.ok, true);

  const failure = await plugin.runTool("productier_create_task", {});
  assert.equal(failure.ok, false);
  assert.equal(failure.error.code, "tool_execution_error");

  assert.equal(auditEntries.length, 2);
  assert.equal(auditEntries[0].tool, "productier_list_workspaces");
  assert.equal(auditEntries[0].ok, true);
  assert.equal(auditEntries[1].tool, "productier_create_task");
  assert.equal(auditEntries[1].ok, false);
  assert.equal(auditEntries[1].errorCode, "tool_execution_error");
});