nodejs
diff --git a/‎lib/internal/test_runner/runner.js‎
Lines changed: 1 addition & 1 deletion b/‎lib/internal/test_runner/runner.js‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎test/parallel/test-runner-run.mjs‎
Lines changed: 8 additions & 0 deletions b/‎test/parallel/test-runner-run.mjs‎
Lines changed: 8 additions & 0 deletions
@@ -908,7 +908,7 @@ function run(options = kEmptyObject) {
   }
 
   if (env != null) {
-    validateObject(env);
+    validateObject(env, 'options.env');
 
     if (isolation === 'none') {
       throw new ERR_INVALID_ARG_VALUE('options.env', env, 'is not supported with isolation=\'none\'');
 
@@ -675,6 +675,14 @@ describe('require(\'node:test\').run', { concurrency: true }, () => {
         }));
     });
 
+    it('should only allow object in options.env', () => {
+      [Symbol(), [], () => {}, 0, 1, 0n, 1n, '', '1', true, false]
+        .forEach((env) => assert.throws(() => run({ files: [], env }), {
+          code: 'ERR_INVALID_ARG_TYPE',
+          message: /The "options\.env" property must be of type object\./
+        }));
+    });
+
     it('should not allow files and globPatterns used together', () => {
       assert.throws(() => run({ files: ['a.js'], globPatterns: ['*.js'] }), {
         code: 'ERR_INVALID_ARG_VALUE'
Original file line number	Diff line number	Diff line change
`@@ -908,7 +908,7 @@ function run(options = kEmptyObject) {`
`908`	`908`	`}`
`909`	`909`
`910`	`910`	`if (env != null) {`
`911`		`- validateObject(env);`
	`911`	`+ validateObject(env, 'options.env');`
`912`	`912`
`913`	`913`	`if (isolation === 'none') {`
`914`	`914`	`throw new ERR_INVALID_ARG_VALUE('options.env', env, 'is not supported with isolation=\'none\'');`