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

import {
  closeLocalPostgresDataPools,
  compileUnaryIsClause,
  createLocalPostgresDataClient,
} from "../src/lib/db/local-postgres-client-core.ts";

test("not(col, is, null) compiles to IS NOT NULL rather than inequality", () => {
  const sql = compileUnaryIsClause("archived_at", null, true);
  assert.equal(sql, '"archived_at" is not null');
  assert.doesNotMatch(sql, /<>/);
  assert.equal(compileUnaryIsClause("archived_at", true, true), '"archived_at" is not true');
  assert.equal(compileUnaryIsClause("archived_at", false, true), '"archived_at" is not false');
  assert.equal(compileUnaryIsClause("archived_at", null, false), '"archived_at" is null');
});

test("not(col, is, undefined) still throws", async () => {
  assert.throws(() => compileUnaryIsClause("archived_at", undefined, true), /unsupported not filter/);
  const local = createLocalPostgresDataClient(
    "postgresql://unused:unused@127.0.0.1:9/unused",
    { id: "11111111-1111-4111-8111-111111111111", email: "unused@example.com" },
  );
  try {
    assert.throws(
      () => local.from("chat_sessions").select("id").not("archived_at", "is", undefined),
      /unsupported not filter/,
    );
  } finally {
    await closeLocalPostgresDataPools();
  }
});