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45 lines
1.3 KiB
JavaScript
45 lines
1.3 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
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/* eslint-disable strict, no-var, no-delete-var, no-undef, node-core/required-modules, node-core/require-common-first */
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// Importing common would break the execution. Indeed running `vm.runInThisContext` alters the global context
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// when declaring new variables with `var`. The other rules (strict, no-var, no-delete-var) have been disabled
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// in order to be able to test this specific not-strict case playing with `var` and `delete`.
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// Related to bug report: https://github.com/nodejs/node/issues/43129
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var assert = require('assert');
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var vm = require('vm');
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var data = [];
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var a = 'direct';
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delete a;
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data.push(a);
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var item2 = vm.runInThisContext(`
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var unusedB = 1;
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var data = [];
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var b = "this";
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delete b;
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data.push(b);
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data[0]
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`);
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data.push(item2);
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vm.runInContext(
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`
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var unusedC = 1;
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var c = "new";
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delete c;
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data.push(c);
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`,
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vm.createContext({ data: data })
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);
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assert.deepStrictEqual(data, ['direct', 'this', 'new']);
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assert.strictEqual(typeof unusedB, 'number'); // Declared within runInThisContext
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assert.strictEqual(typeof unusedC, 'undefined'); // Declared within runInContext
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