test(linter): add failing test for wrapped eslint plugins

apps/oxlint/test/e2e.test.ts

@@ -250,4 +250,8 @@ describe('oxlint CLI', () => {
   it('should support UTF16 characters in source code and comments with correct spans', async () => {
     await testFixture('unicode-comments');
   });
+
+  it('should report an error when a plugin wraps context and loses private #internal field', async () => {
+    await testFixture('oxc_issue_15325');
+  });
 });

apps/oxlint/test/fixtures/oxc_issue_15325/.oxlintrc.json

@@ -0,0 +1,9 @@
+{
+  "jsPlugins": ["./plugin.ts"],
+  "categories": {
+    "correctness": "off"
+  },
+  "rules": {
+    "wrapped-context/wrapped-rule": "error"
+  }
+}

apps/oxlint/test/fixtures/oxc_issue_15325/files/index.js

@@ -0,0 +1 @@
+console.log("Hello, world!");

apps/oxlint/test/fixtures/oxc_issue_15325/output.snap.md

@@ -0,0 +1,20 @@
+# Exit code
+1
+
+# stdout
+```
+  x Error running JS plugin.
+  | File path: <root>/apps/oxlint/test/fixtures/oxc_issue_15325/files/index.js
+  | TypeError: Cannot read private member #internal from an object whose class did not declare it
+  |     at Object.create (<root>/apps/oxlint/test/fixtures/oxc_issue_15325/plugin.ts:10:33)
+  |     at Object.create (<root>/apps/oxlint/test/fixtures/oxc_issue_15325/plugin.ts:36:25)
+
+Found 0 warnings and 1 error.
+Finished in Xms on 1 file using X threads.
+```
+
+# stderr
+```
+WARNING: JS plugins are experimental and not subject to semver.
+Breaking changes are possible while JS plugins support is under development.
+```

apps/oxlint/test/fixtures/oxc_issue_15325/plugin.ts

@@ -0,0 +1,42 @@
+import type { Plugin } from "../../../dist/index.js";
+
+function trapReport(_context: any) {
+  return function (_obj: any) {};
+}
+
+const baseRule = {
+  create(context: any) {
+    // Base rule tries to access sourceCode
+    const _sourceCode = context.sourceCode;
+    return {
+      Identifier(node: any) {
+        context.report({
+          node,
+          message: "Base rule found identifier",
+        });
+      },
+    };
+  },
+};
+
+const plugin: Plugin = {
+  meta: {
+    name: "wrapped-context",
+  },
+  rules: {
+    "wrapped-rule": {
+      create(context) {
+        const contextForBaseRule = Object.create(context, {
+          report: {
+            value: trapReport(context),
+            writable: false,
+          },
+        });
+
+        return baseRule.create(contextForBaseRule);
+      },
+    },
+  },
+};
+
+export default plugin;