Dispose document when tearing down JSDom environment (#5955)

jestjs · Apr 10, 2018 · 1a51672 · 1a51672
1 parent 89d98d3
commit 1a51672
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/jest-environment-jsdom/src/index.js b/packages/jest-environment-jsdom/src/index.js
@@ -97,6 +97,8 @@ class JSDOMEnvironment {
       if (this.errorEventListener) {
         this.global.removeEventListener('error', this.errorEventListener);
       }
+      // Dispose "document" to prevent "load" event from triggering.
+      Object.defineProperty(this.global, 'document', {value: null});
       this.global.close();
     }
     this.errorEventListener = null;