60 lines
2.2 KiB
TypeScript
60 lines
2.2 KiB
TypeScript
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import { Module } from "node:module";
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import * as path from "node:path";
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import { runInNewContext } from "node:vm";
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import { expect, it } from "vitest";
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import { analyzeJavaScriptStaticSource } from "./javascriptStaticAnalysis.js";
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it("keeps repeated Node resolver calls separate from loader delegate eligibility", () => {
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const expression = "path.resolve(runtimePath,__dirname,'preload.js')";
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const source = `
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const path=require('node:path');
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const {BrowserWindow,utilityProcess}=require('electron');
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new BrowserWindow({webPreferences:{preload:${expression}}});
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utilityProcess.fork(${expression});
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`;
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const observed: string[] = [];
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runInNewContext(source, {
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runtimePath: "/runtime",
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__dirname: "/fixture/app",
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require: (specifier: string) =>
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specifier === "node:path"
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? path.posix
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: {
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BrowserWindow: class {
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constructor(options: { webPreferences: { preload: string } }) {
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observed.push(options.webPreferences.preload);
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}
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},
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utilityProcess: { fork: (file: string) => observed.push(file) },
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},
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});
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expect(observed).toEqual([
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"/fixture/app/preload.js",
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"/fixture/app/preload.js",
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]);
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const analysis = analyzeJavaScriptStaticSource(source);
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expect(analysis.parse_status).toBe("complete");
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expect(analysis.references).toEqual([
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expect.objectContaining({ kind: "require", specifier: "node:path" }),
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expect.objectContaining({ kind: "require", specifier: "electron" }),
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]);
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expect(analysis.electron.browser_windows[0]?.preload_path).toBe("preload.js");
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expect(analysis.electron.utility_processes[0]?.module_path).toBe(
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"preload.js",
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);
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});
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it("retains an escaped selected native delegate as a possible loader", () => {
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const source =
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"const box={load:module.require};opaque(box);box.load.call(module,'node:path');";
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const module = new Module("delegate-eligibility.cjs");
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expect(runInNewContext(source, { module, opaque: () => {} }).join).toBe(
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path.join,
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);
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const analysis = analyzeJavaScriptStaticSource(source);
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expect(analysis.parse_error_count).toBe(0);
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expect(analysis.references).toEqual([
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expect.objectContaining({ kind: "require", specifier: null }),
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]);
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});
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