GeezerVison is showing github.com — test: testcase demonstrating issue 59541 · nodejs/node@ce8435b
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Copy file name to clipboard +34Lines changed: 34 additions & 0 deletions | Original file line number | Diff line number | Diff line change |
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| 1 | +// Flags: --experimental-vm-modules |
| 2 | +'use strict'; |
| 3 | + |
| 4 | +// https://github.com/nodejs/node/issues/59541 |
| 5 | +// |
| 6 | +// Promises created in a context using microtaskMode: "aferEvaluate" (meaning it |
| 7 | +// has its own microtask queue), when resolved in the surrounding context, will |
| 8 | +// schedule a task back onto the inner context queue. |
| 9 | + |
| 10 | +const common = require('../common'); |
| 11 | +const vm = require('vm'); |
| 12 | + |
| 13 | +const microtaskMode = 'afterEvaluate'; |
| 14 | + |
| 15 | +(async () => { |
| 16 | + const mustNotCall1 = common.mustNotCall(); |
| 17 | + const mustNotCall2 = common.mustNotCall(); |
| 18 | + |
| 19 | + const inner = {}; |
| 20 | + |
| 21 | + const context = vm.createContext({ inner }, { microtaskMode }); |
| 22 | + |
| 23 | + const module = new vm.SourceTextModule( |
| 24 | + 'inner.promise = Promise.resolve();', |
| 25 | + { context }, |
| 26 | + ); |
| 27 | + |
| 28 | + await module.link(mustNotCall1); |
| 29 | + await module.evaluate(); |
| 30 | + |
| 31 | + // This is Issue 59541, the next statement is not executed, of course |
| 32 | + // it should be. |
| 33 | + mustNotCall2(); |
| 34 | +})().then(common.mustNotCall()); |