@W-16383704: Convert near-membrane's binary data tests to MaxPerf/MaxCompat

.eslintignore

@@ -5,3 +5,4 @@ dist/
 node_modules/
 types/
 */**/bundle.js
+**/untrusted/**/*.js

.npmrc

@@ -0,0 +1,4 @@
+registry=https://registry.yarnpkg.com
+save-exact=true
+package-lock=false
+scripts-prepend-node-path=true

.yarnrc

@@ -0,0 +1 @@
+save-prefix ""

karma.config.js

@@ -2,10 +2,10 @@
 
 'use strict';
 
+const path = require('node:path');
 const globby = require('globby');
 const istanbul = require('rollup-plugin-istanbul');
 const { nodeResolve } = require('@rollup/plugin-node-resolve');
-const path = require('node:path');
 
 process.env.CHROME_BIN = require('puppeteer').executablePath();
 
@@ -38,6 +38,7 @@ const customLaunchers = {
 
 module.exports = function (config) {
     const bootstrapFilesPattern = 'test/__bootstrap__/**/*.js';
+    const fileFixturesPattern = '**/untrusted/**/*.js';
     const karmaConfig = {
         basePath,
         browsers: Object.keys(customLaunchers),
@@ -58,6 +59,7 @@ module.exports = function (config) {
         logLevel: config.LOG_ERROR,
         preprocessors: {
             [bootstrapFilesPattern]: ['rollup'],
+            [fileFixturesPattern]: ['file-fixtures'],
             [testFilesPattern]: ['rollup'],
         },
         reporters: ['progress'],

package.json

@@ -67,7 +67,8 @@
     "karma": "6.4.2",
     "karma-chrome-launcher": "3.2.0",
     "karma-coverage": "2.2.1",
-    "karma-firefox-launcher": "2.1.2",
+    "karma-file-fixtures-preprocessor": "^3.0.2",
+    "karma-firefox-launcher": "2.1.3",
     "karma-jasmine": "5.1.0",
     "karma-rollup-preprocessor": "7.0.7",
     "karma-safari-launcher": "1.0.0",
@@ -102,8 +103,7 @@
   },
   "husky": {
     "hooks": {
-      "pre-commit": "lint-staged",
-      "commit-msg": "yarn commitlint --edit $1"
+      "pre-commit": "lint-staged"
     }
   },
   "dependencies": {}

packages/near-membrane-base/src/__tests__/intrinsics.spec.ts

@@ -88,7 +88,6 @@ const ReflectiveIntrinsicObjectNames = [
 ];
 
 const RemappedIntrinsicObjectNames = [
-    'Atomics',
     'Date',
     'Intl',
     'Map',
@@ -100,6 +99,7 @@ const RemappedIntrinsicObjectNames = [
 
 const TypedAraysInstrinsics = [
     'ArrayBuffer',
+    'Atomics',
     'BigInt64Array',
     'BigUint64Array',
     'DataView',

packages/near-membrane-base/src/intrinsics.ts

@@ -27,7 +27,7 @@ import { VirtualEnvironment } from './environment';
  * problematic, and requires a lot more work to guarantee that objects from both sides
  * can be considered equivalents (without identity discontinuity).
  */
-function getESGlobalKeys(remapTypedArrays = true) {
+function getESGlobalKeys(maxPerfMode: boolean) {
     const ESGlobalKeys = [
         // *** 19.1 Value Properties of the Global Object
         'globalThis',
@@ -91,23 +91,31 @@ function getESGlobalKeys(remapTypedArrays = true) {
         // 'Intl',  // Remapped
     ];
 
-    if (remapTypedArrays === false) {
-        ESGlobalKeys.push(
+    // This set is for maxPerfMode, all of these must be from the same global object
+    const maxPerfModeKeys = {
+        intrinsics: [
             'ArrayBuffer',
+            'Atomics',
             'BigInt64Array',
             'BigUint64Array',
             'DataView',
             'Float32Array',
             'Float64Array',
-            'Int8Array',
             'Int16Array',
             'Int32Array',
+            'Int8Array',
             'SharedArrayBuffer',
+            'Uint16Array',
+            'Uint32Array',
             'Uint8Array',
             'Uint8ClampedArray',
-            'Uint16Array',
-            'Uint32Array'
-        );
+        ],
+        // Ideally these should come from browser-realm, that's a code reorg improvement for later
+        browser: ['Blob', 'crypto', 'Crypto', 'File', 'FileReader', 'SubtleCrypto', 'URL'],
+    };
+
+    if (maxPerfMode) {
+        ESGlobalKeys.push(...maxPerfModeKeys.intrinsics, ...maxPerfModeKeys.browser);
     }
     return ESGlobalKeys;
 }
@@ -131,8 +139,8 @@ const ReflectiveIntrinsicObjectNames = [
     'globalThis',
 ];
 
-function getESGlobalsAndReflectiveIntrinsicObjectNames(remapTypedArrays = true) {
-    const ESGlobalKeys = getESGlobalKeys(remapTypedArrays);
+function getESGlobalsAndReflectiveIntrinsicObjectNames(maxPerfMode: boolean) {
+    const ESGlobalKeys = getESGlobalKeys(maxPerfMode);
     return toSafeArray([...ESGlobalKeys, ...ReflectiveIntrinsicObjectNames]);
 }
 
@@ -149,10 +157,10 @@ function getGlobalObjectOwnKeys(source: object): PropertyKey[] {
 
 export function assignFilteredGlobalDescriptorsFromPropertyDescriptorMap<
     T extends PropertyDescriptorMap
->(descs: T, source: PropertyDescriptorMap, includeTypedArrays?: boolean): T {
+>(descs: T, source: PropertyDescriptorMap, maxPerfMode: boolean): T {
     const ownKeys = getGlobalObjectOwnKeys(source);
     const ESGlobalsAndReflectiveIntrinsicObjectNames =
-        getESGlobalsAndReflectiveIntrinsicObjectNames(includeTypedArrays);
+        getESGlobalsAndReflectiveIntrinsicObjectNames(maxPerfMode);
     for (let i = 0, { length } = ownKeys; i < length; i += 1) {
         const ownKey = ownKeys[i];
         // Avoid overriding ECMAScript global names that correspond to
@@ -172,15 +180,12 @@ export function assignFilteredGlobalDescriptorsFromPropertyDescriptorMap<
     return descs;
 }
 
-export function getFilteredGlobalOwnKeys(
-    source: object,
-    includeTypedArrays?: boolean
-): PropertyKey[] {
+export function getFilteredGlobalOwnKeys(source: object, maxPerfMode: boolean): PropertyKey[] {
     const result: PropertyKey[] = [];
     let resultOffset = 0;
     const ownKeys = getGlobalObjectOwnKeys(source);
     const ESGlobalsAndReflectiveIntrinsicObjectNames =
-        getESGlobalsAndReflectiveIntrinsicObjectNames(includeTypedArrays);
+        getESGlobalsAndReflectiveIntrinsicObjectNames(maxPerfMode);
     for (let i = 0, { length } = ownKeys; i < length; i += 1) {
         const ownKey = ownKeys[i];
         // Avoid overriding ECMAScript global names that correspond to global

packages/near-membrane-dom/src/browser-realm.ts

@@ -78,7 +78,7 @@ function createIframeVirtualEnvironment(
         instrumentation,
         keepAlive = true,
         liveTargetCallback,
-        remapTypedArrays = true,
+        maxPerfMode = false,
         signSourceCallback,
         // eslint-disable-next-line prefer-object-spread
     } = ObjectAssign({ __proto__: null }, providedOptions) as BrowserEnvironmentOptions;
@@ -90,10 +90,7 @@ function createIframeVirtualEnvironment(
     )!;
     const shouldUseDefaultGlobalOwnKeys =
         typeof globalObjectShape !== 'object' || globalObjectShape === null;
-    const defaultGlobalOwnKeys = filterWindowKeys(
-        getFilteredGlobalOwnKeys(redWindow, remapTypedArrays),
-        remapTypedArrays
-    );
+    const defaultGlobalOwnKeys = filterWindowKeys(getFilteredGlobalOwnKeys(redWindow, maxPerfMode));
     let blueConnector = blueCreateHooksCallbackCache.get(blueRefs.document) as
         | Connector
         | undefined;
@@ -142,7 +139,7 @@ function createIframeVirtualEnvironment(
         blueRefs.window,
         shouldUseDefaultGlobalOwnKeys
             ? (defaultGlobalOwnKeys as PropertyKey[])
-            : filterWindowKeys(getFilteredGlobalOwnKeys(globalObjectShape), remapTypedArrays),
+            : filterWindowKeys(getFilteredGlobalOwnKeys(globalObjectShape, maxPerfMode)),
         // Chromium based browsers have a bug that nulls the result of `window`
         // getters in detached iframes when the property descriptor of `window.window`
         // is retrieved.
@@ -154,9 +151,9 @@ function createIframeVirtualEnvironment(
         assignFilteredGlobalDescriptorsFromPropertyDescriptorMap(
             filteredEndowments,
             endowments,
-            remapTypedArrays
+            maxPerfMode
         );
-        removeWindowDescriptors(filteredEndowments, remapTypedArrays);
+        removeWindowDescriptors(filteredEndowments);
         env.remapProperties(blueRefs.window, filteredEndowments);
     }
     // We intentionally skip remapping Window.prototype because there is nothing

packages/near-membrane-dom/src/types.ts

@@ -13,6 +13,6 @@ export interface BrowserEnvironmentOptions {
     instrumentation?: Instrumentation;
     keepAlive?: boolean;
     liveTargetCallback?: LiveTargetCallback;
-    remapTypedArrays?: boolean;
+    maxPerfMode?: boolean;
     signSourceCallback?: SignSourceCallback;
 }

packages/near-membrane-dom/src/window.ts

@@ -65,18 +65,8 @@ export function getCachedGlobalObjectReferences(
     return record;
 }
 
-export function filterWindowKeys(keys: PropertyKey[], remapTypedArrays: boolean): PropertyKey[] {
+export function filterWindowKeys(keys: PropertyKey[]): PropertyKey[] {
     const excludedKeys = new SetCtor(['document', 'location', 'top', 'window']);
-    // Crypto and typed arrays must be from the same global object
-    if (remapTypedArrays === false) {
-        excludedKeys.add('crypto');
-        excludedKeys.add('Crypto');
-        excludedKeys.add('SubtleCrypto');
-        excludedKeys.add('Blob');
-        excludedKeys.add('File');
-        excludedKeys.add('FileReader');
-        excludedKeys.add('URL');
-    }
     const result: PropertyKey[] = [];
     let resultOffset = 0;
     for (let i = 0, { length } = keys; i < length; i += 1) {
@@ -116,27 +106,14 @@ export function filterWindowKeys(keys: PropertyKey[], remapTypedArrays: boolean)
  * that will be installed (via the membrane) as global descriptors in
  * the red realm.
  */
-export function removeWindowDescriptors<T extends PropertyDescriptorMap>(
-    unsafeDescs: T,
-    remapTypedArrays: boolean
-): T {
+export function removeWindowDescriptors<T extends PropertyDescriptorMap>(unsafeDescs: T): T {
     // Remove unforgeable descriptors that cannot be installed.
     ReflectDeleteProperty(unsafeDescs, 'document');
     ReflectDeleteProperty(unsafeDescs, 'location');
     ReflectDeleteProperty(unsafeDescs, 'top');
     ReflectDeleteProperty(unsafeDescs, 'window');
     // Remove other browser specific unforgeables.
     ReflectDeleteProperty(unsafeDescs, 'chrome');
-    // Crypto and typed arrays must be from the same global object
-    if (remapTypedArrays === false) {
-        ReflectDeleteProperty(unsafeDescs, 'crypto');
-        ReflectDeleteProperty(unsafeDescs, 'Crypto');
-        ReflectDeleteProperty(unsafeDescs, 'SubtleCrypto');
-        ReflectDeleteProperty(unsafeDescs, 'Blob');
-        ReflectDeleteProperty(unsafeDescs, 'File');
-        ReflectDeleteProperty(unsafeDescs, 'FileReader');
-        ReflectDeleteProperty(unsafeDescs, 'URL');
-    }
     return unsafeDescs;
 }
 

packages/near-membrane-node/src/node-realm.ts

@@ -33,7 +33,7 @@ export default function createVirtualEnvironment(
         globalObjectShape,
         instrumentation,
         liveTargetCallback,
-        remapTypedArrays,
+        maxPerfMode = false,
         signSourceCallback,
     } = ObjectAssign({ __proto__: null }, providedOptions) as NodeEnvironmentOptions;
     let blueConnector = blueCreateHooksCallbackCache.get(globalObject) as Connector | undefined;
@@ -60,22 +60,22 @@ export default function createVirtualEnvironment(
     const shouldUseDefaultGlobalOwnKeys =
         typeof globalObjectShape !== 'object' || globalObjectShape === null;
     if (shouldUseDefaultGlobalOwnKeys && defaultGlobalOwnKeys === null) {
-        defaultGlobalOwnKeys = getFilteredGlobalOwnKeys(redGlobalObject, remapTypedArrays);
+        defaultGlobalOwnKeys = getFilteredGlobalOwnKeys(redGlobalObject, maxPerfMode);
     }
 
     env.lazyRemapProperties(
         globalObject,
         shouldUseDefaultGlobalOwnKeys
             ? (defaultGlobalOwnKeys as PropertyKey[])
-            : getFilteredGlobalOwnKeys(globalObjectShape)
+            : getFilteredGlobalOwnKeys(globalObjectShape, maxPerfMode)
     );
 
     if (endowments) {
         const filteredEndowments = {};
         assignFilteredGlobalDescriptorsFromPropertyDescriptorMap(
             filteredEndowments,
             endowments,
-            remapTypedArrays
+            maxPerfMode
         );
         env.remapProperties(globalObject, filteredEndowments);
     }

packages/near-membrane-node/src/types.ts

@@ -11,6 +11,6 @@ export interface NodeEnvironmentOptions {
     globalObjectShape?: object;
     instrumentation?: Instrumentation;
     liveTargetCallback?: LiveTargetCallback;
-    remapTypedArrays?: boolean;
+    maxPerfMode?: boolean;
     signSourceCallback?: SignSourceCallback;
 }