ReMe/integrations/dsh/tests/messages.test.mjs

import assert from "node:assert/strict";
import test from "node:test";
import {
  captureMessage,
  messagesDay,
  remeSessionId,
} from "../dist/messages.js";

test("captures direct DSH user and assistant messages with stable ids", () => {
  const user = captureMessage(
    {
      type: "user/message",
      seq: 7,
      time: 1786681234567,
      data: {
        role: "user",
        content: [{ type: "text", text: "Remember the blue deployment." }],
        source: { kind: "user" },
      },
    },
    "session-a",
  );
  assert.equal(user.id, "dsh-fa57a52dbf08-7");
  assert.equal(user.role, "user");
  assert.equal(user.created_at, "2026-08-14T04:20:34.567Z");

  const assistant = captureMessage(
    {
      type: "assistant/message",
      seq: 9,
      data: {
        message: {
          role: "assistant",
          content: [{ type: "text", text: "I will remember that." }],
          source: { kind: "model" },
        },
      },
    },
    "session-a",
  );
  assert.equal(assistant.id, "dsh-fa57a52dbf08-9");
  assert.equal(assistant.role, "assistant");
});

test("does not launder plugin context into memory", () => {
  assert.equal(
    captureMessage(
      {
        type: "user/message",
        seq: 1,
        data: {
          role: "user",
          content: [{ type: "text", text: "recalled content" }],
          source: { kind: "plugin", plugin: "reme-memory" },
        },
      },
      "session-a",
    ),
    null,
  );
});

test("maps arbitrary DSH ids to safe fixed-length ReMe ids", () => {
  assert.match(remeSessionId("unsafe/session id"), /^dsh-[a-f0-9]{24}$/);
  assert.equal(
    remeSessionId("unsafe/session id"),
    remeSessionId("unsafe/session id"),
  );
});

test("resolves UTC timestamps to the configured workspace date", () => {
  const messages = [{ created_at: "2026-08-19T16:30:00.000Z" }];
  assert.equal(messagesDay(messages, "Asia/Shanghai"), "2026-08-20");
  assert.equal(messagesDay(messages, "UTC"), "2026-08-19");
});