mirror of https://github.com/nodejs/node.git
30 lines
1003 B
JavaScript
30 lines
1003 B
JavaScript
import { mustCall } from '../common/index.mjs';
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import assert from 'node:assert';
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import { registerHooks } from 'node:module';
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import process from 'node:process';
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// This tests that imported builtins get null as source from default
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// step, and the source returned are ignored.
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// TODO(joyeecheung): this is to align with the module.register() behavior
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// but perhaps the load hooks should not be invoked for builtins at all.
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// Pick a builtin that's unlikely to be loaded already - like zlib.
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assert(!process.moduleLoadList.includes('NativeModule zlib'));
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const hook = registerHooks({
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load: mustCall(function load(url, context, nextLoad) {
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assert.strictEqual(url, 'node:zlib');
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const result = nextLoad(url, context);
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assert.strictEqual(result.source, null);
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return {
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source: 'throw new Error("I should not be thrown")',
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format: 'builtin',
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};
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}),
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});
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const ns = await import('node:zlib');
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assert.strictEqual(typeof ns.createGzip, 'function');
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hook.deregister();
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