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import { MongoClient } from "../../mod.ts";import { assert, assertEquals, describe, it } from "../deps.ts";
describe("command helpers", () => {  it({    name: "db.dropDatabase",    fn: async () => {      const client = new MongoClient();      const databaseName = `TEST_DATABASE_MUST_NOT_MATCH_${+new Date()}`;      const db = await client.connect(        `mongodb://127.0.0.1:27017/${databaseName}`,      );      const collectioName = `${databaseName}_collection`;
      // To create database physically      await db.createCollection<{ foo: string }>(`${collectioName}`);
      // A sanity check to test existence of the collection inside the test db      assertEquals((await db.listCollectionNames()).length, 1);      const result = await db.dropDatabase();
      assert(result);      assertEquals(result.ok, 1);
      // The collection inside the test db must not exist      assertEquals((await db.listCollectionNames()).length, 0);
      client.close();    },  });});