[WIP] test(NODE-7189): remove mongodb-legacy dependency

README.md

@@ -89,7 +89,6 @@ The following table describes add-on component version compatibility for the Nod
 | [bson-ext](https://www.npmjs.com/package/bson-ext)                                   | ^1.0.0 \|\| ^2.0.0 | ^4.0.0             | N/A                | N/A             | N/A                |
 | [kerberos](https://www.npmjs.com/package/kerberos)                                   | ^1.0.0             | ^1.0.0 \|\| ^2.0.0 | ^1.0.0 \|\| ^2.0.0 | ^2.0.1          | ^2.0.1             |
 | [mongodb-client-encryption](https://www.npmjs.com/package/mongodb-client-encryption) | ^1.0.0             | ^1.0.0 \|\| ^2.0.0 | ^2.3.0             | ^6.0.0          | ^6.0.0             |
-| [mongodb-legacy](https://www.npmjs.com/package/mongodb-legacy)                       | N/A                | ^4.0.0             | ^5.0.0             | ^6.0.0          | ^6.0.0             |
 | [@mongodb-js/zstd](https://www.npmjs.com/package/@mongodb-js/zstd)                   | N/A                | ^1.0.0             | ^1.0.0             | ^1.1.0          | ^1.1.0 \|\| ^2.0.0 |
 
 

etc/docs/build.ts

@@ -24,7 +24,6 @@ const RELEASES_JSON_FILE = './template/static/versions.json';
 
 const copyGeneratedDocsToDocsFolder = () => exec(`cp -R temp/. ../../docs/.`);
 const removeTempDirectory = () => exec('rm -rf temp');
-const installDependencies = () => exec('npm i --no-save --legacy-peer-deps typedoc@0.26.7');
 const buildDocs = ({ tag }: VersionSchema) => {
   const revision = tag === LATEST_TAG ? 'main' : `v${tag}.0`;
   return exec(`npm run build:typedoc -- --gitRevision ${revision}`);

etc/notes/releasing.md

@@ -162,6 +162,5 @@ The following is a list of packages the Node.js team is responsible for and thes
 - https://github.com/mongodb-js/mongodb-client-encryption
 - https://github.com/mongodb-js/kerberos
 - https://github.com/mongodb-js/zstd
-- https://github.com/mongodb-js/nodejs-mongodb-legacy
 - https://github.com/mongodb-js/mongodb-connection-string-url
 - https://github.com/mongodb-js/dbx-js-tools (Node.js team developer tools, not a product)

package.json

@@ -97,7 +97,6 @@
     "mocha": "^11.7.1",
     "mocha-sinon": "^2.1.2",
     "mongodb-client-encryption": "^7.0.0-alpha.1",
-    "mongodb-legacy": "^6.1.3",
     "nyc": "^15.1.0",
     "prettier": "^3.6.2",
     "semver": "^7.7.2",

test/mongodb.ts

@@ -1,7 +1,5 @@
 import * as fs from 'node:fs';
 import * as path from 'node:path';
-import * as process from 'node:process';
-import * as vm from 'node:vm';
 
 // eslint-disable-next-line @typescript-eslint/no-unused-vars
 function printExports() {
@@ -24,78 +22,6 @@ function printExports() {
   }
 }
 
-/**
- * Using node's require resolution logic this function will locate the entrypoint for the `'mongodb-legacy'` module,
- * then execute the `mongodb-legacy` module in a `vm` context that replaces the global require function with a custom
- * implementation. The custom version of `require` will return the local instance of the driver import (magically compiled by ts-node) when
- * the module specifier is 'mongodb' and otherwise defer to the normal require behavior to import relative files and stdlib modules.
- * Each of the legacy module's patched classes are placed on the input object.
- *
- * @param exportsToOverride - An object that is an import of the MongoDB driver to be modified by this function
- */
-function importMongoDBLegacy(exportsToOverride: Record<string, unknown>) {
-  const mongodbLegacyEntryPoint = require.resolve('mongodb-legacy');
-  const mongodbLegacyLocation = path.dirname(mongodbLegacyEntryPoint);
-  const mongodbLegacyIndex = fs.readFileSync(mongodbLegacyEntryPoint, {
-    encoding: 'utf8'
-  });
-
-  // eslint-disable-next-line @typescript-eslint/no-require-imports
-  const localMongoDB = require('../src/index');
-  const ctx = vm.createContext({
-    module: { exports: null },
-    require: (mod: string) => {
-      if (mod === 'mongodb') {
-        return localMongoDB;
-      } else if (mod.startsWith('.')) {
-        // eslint-disable-next-line @typescript-eslint/no-require-imports
-        return require(path.join(mongodbLegacyLocation, mod));
-      }
-      // eslint-disable-next-line @typescript-eslint/no-require-imports
-      return require(mod);
-    }
-  });
-  vm.runInContext(mongodbLegacyIndex, ctx);
-
-  const mongodbLegacy = ctx.module.exports;
-
-  Object.defineProperty(exportsToOverride, 'Admin', { get: () => mongodbLegacy.Admin });
-  Object.defineProperty(exportsToOverride, 'FindCursor', { get: () => mongodbLegacy.FindCursor });
-  Object.defineProperty(exportsToOverride, 'ListCollectionsCursor', {
-    get: () => mongodbLegacy.ListCollectionsCursor
-  });
-  Object.defineProperty(exportsToOverride, 'ListIndexesCursor', {
-    get: () => mongodbLegacy.ListIndexesCursor
-  });
-  Object.defineProperty(exportsToOverride, 'AggregationCursor', {
-    get: () => mongodbLegacy.AggregationCursor
-  });
-  Object.defineProperty(exportsToOverride, 'ChangeStream', {
-    get: () => mongodbLegacy.ChangeStream
-  });
-  Object.defineProperty(exportsToOverride, 'Collection', { get: () => mongodbLegacy.Collection });
-  Object.defineProperty(exportsToOverride, 'Db', { get: () => mongodbLegacy.Db });
-  Object.defineProperty(exportsToOverride, 'GridFSBucket', {
-    get: () => mongodbLegacy.GridFSBucket
-  });
-  Object.defineProperty(exportsToOverride, 'ClientSession', {
-    get: () => mongodbLegacy.ClientSession
-  });
-  Object.defineProperty(exportsToOverride, 'MongoClient', { get: () => mongodbLegacy.MongoClient });
-  Object.defineProperty(exportsToOverride, 'ClientSession', {
-    get: () => mongodbLegacy.ClientSession
-  });
-  Object.defineProperty(exportsToOverride, 'GridFSBucketWriteStream', {
-    get: () => mongodbLegacy.GridFSBucketWriteStream
-  });
-  Object.defineProperty(exportsToOverride, 'OrderedBulkOperation', {
-    get: () => mongodbLegacy.OrderedBulkOperation
-  });
-  Object.defineProperty(exportsToOverride, 'UnorderedBulkOperation', {
-    get: () => mongodbLegacy.UnorderedBulkOperation
-  });
-}
-
 export * from '../src/admin';
 export * from '../src/bson';
 export * from '../src/bulk/common';
@@ -212,16 +138,3 @@ export * from '../src/write_concern';
 
 // Must be last for precedence
 export * from '../src/index';
-
-/**
- * TODO(NODE-4979): ENABLE_MONGODB_LEGACY is 'true' by default for now
- */
-const ENABLE_MONGODB_LEGACY =
-  typeof process.env.ENABLE_MONGODB_LEGACY === 'string' && process.env.ENABLE_MONGODB_LEGACY !== ''
-    ? process.env.ENABLE_MONGODB_LEGACY
-    : 'true';
-
-if (ENABLE_MONGODB_LEGACY === 'true') {
-  // Override our own exports with the legacy patched ones
-  importMongoDBLegacy(module.exports);
-}

test/tools/runner/config.ts

@@ -4,10 +4,10 @@ import * as types from 'node:util/types';
 import { expect } from 'chai';
 import { type Context } from 'mocha';
 import ConnectionString from 'mongodb-connection-string-url';
-import { type CompressorName } from 'mongodb-legacy';
 import * as qs from 'querystring';
 import * as url from 'url';
 
+import type { CompressorName } from '../../../src/cmap/wire_protocol/compression';
 import {
   type AuthMechanism,
   Double,