Use Object.assign() in unit test

jestjs · Oct 16, 2018 · 4c3095b · 4c3095b
1 parent 182c842
commit 4c3095b
Showing 1 changed file with 10 additions and 8 deletions.
diff --git a/packages/jest-runtime/src/__tests__/script_transformer.test.js b/packages/jest-runtime/src/__tests__/script_transformer.test.js
@@ -511,17 +511,19 @@ describe('ScriptTransformer', () => {
   });
 
   it('does not reuse the in-memory cache between different projects', () => {
-    const scriptTransformer = new ScriptTransformer({
-      ...config,
-      transform: [['^.+\\.js$', 'test_preprocessor']],
-    });
+    const scriptTransformer = new ScriptTransformer(
+      Object.assign({}, config, {
+        transform: [['^.+\\.js$', 'test_preprocessor']],
+      }),
+    );
 
     scriptTransformer.transform('/fruits/banana.js', {});
 
-    const anotherScriptTransformer = new ScriptTransformer({
-      ...config,
-      transform: [['^.+\\.js$', 'css-preprocessor']],
-    });
+    const anotherScriptTransformer = new ScriptTransformer(
+      Object.assign({}, config, {
+        transform: [['^.+\\.js$', 'css-preprocessor']],
+      }),
+    );
 
     anotherScriptTransformer.transform('/fruits/banana.js', {});