forked from nodejs/node
-
Notifications
You must be signed in to change notification settings - Fork 5
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
vm: support parsing a script in a specific context
PR-URL: nodejs#14888 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Ben Noordhuis <[email protected]> Reviewed-By: Eugene Ostroukhov <[email protected]>
- Loading branch information
Showing
4 changed files
with
183 additions
and
9 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,101 @@ | ||
| 'use strict'; | ||
| const common = require('../common'); | ||
| common.skipIfInspectorDisabled(); | ||
| common.crashOnUnhandledRejection(); | ||
| const { NodeInstance } = require('./inspector-helper.js'); | ||
| const assert = require('assert'); | ||
|
|
||
| const script = ` | ||
| 'use strict'; | ||
| const assert = require('assert'); | ||
| const vm = require('vm'); | ||
| const { kParsingContext } = process.binding('contextify'); | ||
| debugger; | ||
| global.outer = true; | ||
| global.inner = false; | ||
| const context = vm.createContext({ | ||
| outer: false, | ||
| inner: true | ||
| }); | ||
| debugger; | ||
| const scriptMain = new vm.Script("outer"); | ||
| debugger; | ||
| const scriptContext = new vm.Script("inner", { | ||
| [kParsingContext]: context | ||
| }); | ||
| debugger; | ||
| assert.strictEqual(scriptMain.runInThisContext(), true); | ||
| assert.strictEqual(scriptMain.runInContext(context), false); | ||
| assert.strictEqual(scriptContext.runInThisContext(), false); | ||
| assert.strictEqual(scriptContext.runInContext(context), true); | ||
| debugger; | ||
| vm.runInContext('inner', context); | ||
| debugger; | ||
| vm.runInNewContext('Array', {}); | ||
| debugger; | ||
| `; | ||
|
|
||
| async function getContext(session) { | ||
| const created = | ||
| await session.waitForNotification('Runtime.executionContextCreated'); | ||
| return created.params.context; | ||
| } | ||
|
|
||
| async function checkScriptContext(session, context) { | ||
| const scriptParsed = | ||
| await session.waitForNotification('Debugger.scriptParsed'); | ||
| assert.strictEqual(scriptParsed.params.executionContextId, context.id); | ||
| } | ||
|
|
||
| async function runTests() { | ||
| const instance = new NodeInstance(['--inspect-brk=0', '--expose-internals'], | ||
| script); | ||
| const session = await instance.connectInspectorSession(); | ||
| await session.send([ | ||
| { 'method': 'Debugger.enable' }, | ||
| { 'method': 'Runtime.runIfWaitingForDebugger' } | ||
| ]); | ||
| await session.waitForBreakOnLine(5, '[eval]'); | ||
|
|
||
| await session.send({ 'method': 'Runtime.enable' }); | ||
| const topContext = await getContext(session); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| const childContext = await getContext(session); | ||
| await session.waitForBreakOnLine(13, '[eval]'); | ||
|
|
||
| console.error('[test]', 'Script associated with current context by default'); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| await checkScriptContext(session, topContext); | ||
| await session.waitForBreakOnLine(16, '[eval]'); | ||
|
|
||
| console.error('[test]', 'Script associated with selected context'); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| await checkScriptContext(session, childContext); | ||
| await session.waitForBreakOnLine(21, '[eval]'); | ||
|
|
||
| console.error('[test]', 'Script is unbound'); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| await session.waitForBreakOnLine(27, '[eval]'); | ||
|
|
||
| console.error('[test]', 'vm.runInContext associates script with context'); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| await checkScriptContext(session, childContext); | ||
| await session.waitForBreakOnLine(30, '[eval]'); | ||
|
|
||
| console.error('[test]', 'vm.runInNewContext associates script with context'); | ||
| await session.send({ 'method': 'Debugger.resume' }); | ||
| const thirdContext = await getContext(session); | ||
| await checkScriptContext(session, thirdContext); | ||
| await session.waitForBreakOnLine(33, '[eval]'); | ||
|
|
||
| await session.runToCompletion(); | ||
| assert.strictEqual(0, (await instance.expectShutdown()).exitCode); | ||
| } | ||
|
|
||
| runTests(); |