fix(javascript): preserve runtime path bytes and Electron ownership (#4941)

* fix(javascript): preserve literal percent runtime paths * fix(javascript): ignore resolve prefixes before the final anchor * fix(electron): retain application roots for loadFile declarations * fix(electron): resolve loadFile from enclosing application package * fix(electron): retain outer application root across package scopes * fix(electron): derive application ownership from inventoried packages * fix(electron): retain resolved package entrypoint ownership * fix(electron): preserve competing application ownership * fix(electron): retain invalid and omitted runtime ownership * fix(electron): preserve omitted module ownership and runtime paths * fix(electron): preserve proven roots before confining page paths * fix(electron): retain possible owners behind missing imports * fix(electron): distinguish absent imports and owned page candidates * fix(electron): keep unavailable JSON out of owner gaps * fix(electron): retain exact loader formats and default entry status * fix(electron): retain unavailable entrypoint ownership candidates * test(ghidra): preserve Windows Node probe prerequisites * test(ghidra): assert cancellation during profile shutdown * fix(electron): separate examined imports from frontend ownership * fix(electron): retain unavailable directory entrypoint owners * test(jeb): retain Linux ownership prerequisite in isolation * fix(javascript): retain unchecked loader ownership and literal main paths * fix(javascript): preserve runtime paths and call-site module aliases * fix(javascript): bound module alias traversal and preserve projections * fix(javascript): retain host module and nested artifact path boundaries * fix(javascript): preserve ESM and archive module loader provenance * test(javascript): distinguish unmapped containers from missing exports * fix: retain default module aliases and Electron builtin imports * fix: preserve host file URL and inward ASAR ownership * fix: preserve CommonJS file URL classification in CI fixtures * fix: retain bound module loaders and Windows entrypoint uncertainty * fix: retain ASAR uncertainty and invalidate changed Electron app roots * fix(javascript): retain ownership uncertainty across loader boundaries * fix(javascript): preserve loader sources and bound alias queries * fix(javascript): retain destructured loader sources * fix(javascript): preserve loader uncertainty at resolution boundaries * fix(javascript): preserve callable and package launch ownership * fix(javascript): preserve captured values across member reads * test(process): assert tagged filesystem cancellation failures * fix(javascript): preserve inventory bases and invocation read timing * fix(javascript): preserve ownership across indirect and unread loads * test(javascript): order fixture directory creation on Windows * test(javascript): share ordered filesystem fixture writer * fix(javascript): unify loader provenance and package validation * fix(javascript): preserve captured Node require loader values * fix(javascript): preserve loader invocation authority * fix(javascript): verify generic loader invocation authority * fix(javascript): preserve conditional loader method alternatives * fix(javascript): require proven factories for source association * fix(javascript): honor replaced Electron app path setters * fix(javascript): prove path and assignment source ownership * fix(javascript): retain native delegate eligibility through shared writes * fix(process): settle stale baseline errors after confirmed absence * fix(javascript): preserve assignment and path boundary evidence * fix(javascript): prove source-directory resolve anchors * fix: preserve application path provenance and portable schemas * fix(javascript): retain CommonJS exported setter effects * fix: isolate Linux identity observations and retain native module exports * fix(javascript): preserve published app and helper provenance * fix(javascript): normalize typed stores and native path fixtures
2026-11-05 06:15:59 +00:00 · 2026-10-20 17:25:19 +08:00
1 parent d532b18123
commit e9fc8fb30c
@@ -0,0 +1,50 @@
+import { execFileSync } from "node:child_process";
+import { expect, it } from "vitest";
+
+import { analyzeJavaScriptStaticSource } from "../../../src/domain/javascript/javascriptStaticAnalysis.js";
+
+it.each(
+  (["call", "apply"] as const).flatMap((method) =>
+    (["unmodified", "mutated", "shadowed"] as const).map((authority) => ({
+      method,
+      authority,
+    })),
+  ),
+)(
+  "preserves native $method authority when Function is $authority",
+  ({ method, authority }) => {
+    const setup =
+      "import {createRequire as make} from 'node:module';const load=make(import.meta.url);";
+    const mutation =
+      authority === "unmodified"
+        ? ""
+        : `${authority === "shadowed" ? "const Function={prototype:{}};" : ""}Function.prototype.${method}=()=>({kind:'local'});`;
+    const invocation = `load.${method}(null,${method === "call" ? "'node:path'" : "['node:path']"})`;
+    const observed = execFileSync(
+      process.execPath,
+      [
+        "--input-type=module",
+        "--eval",
+        `${setup}const original=globalThis.Function.prototype.${method};${mutation}let out;try{out=${invocation};}finally{globalThis.Function.prototype.${method}=original;}console.log(JSON.stringify({native:typeof out.join==='function',local:out.kind==='local'}));`,
+      ],
+      { encoding: "utf8", timeout: 5_000 },
+    );
+    // Native createRequire and Function.prototype belong to the same child
+    // realm; injecting a host function into a VM would test another prototype.
+    expect(JSON.parse(observed) as unknown).toEqual({
+      native: authority !== "mutated",
+      local: authority === "mutated",
+    });
+    const analysis = analyzeJavaScriptStaticSource(
+      `${setup}${mutation}${invocation};`,
+    );
+    expect(analysis.parse_error_count).toBe(0);
+    expect(
+      analysis.references.filter(({ kind }) => kind === "require"),
+    ).toEqual([
+      expect.objectContaining({
+        specifier: authority === "mutated" ? null : "node:path",
+      }),
+    ]);
+  },
+);