Fix hasProperty matcher for inherited properties

Author: rubennorte

packages/expect/src/__tests__/utils.test.js

@@ -76,6 +76,18 @@ describe('getPath()', () => {
     });
   });
 
+  test('property is inherited', () => {
+    class A {}
+    A.prototype.a = 'a';
+
+    expect(getPath(new A(), 'a')).toEqual({
+      hasEndProp: true,
+      lastTraversedObject: new A(),
+      traversedPath: ['a'],
+      value: 'a',
+    });
+  });
+
   test('path breaks', () => {
     expect(getPath({a: {}}, 'a.b.c')).toEqual({
       hasEndProp: false,

packages/expect/src/utils.js

@@ -81,7 +81,7 @@ export const getPath = (
     result.traversedPath.unshift(prop);
 
     if (lastProp) {
-      result.hasEndProp = hasOwnProperty(object, prop);
+      result.hasEndProp = prop in object;
       if (!result.hasEndProp) {
         result.traversedPath.shift();
       }