Updated set data method

Author: shortdiv

packages/test-utils/src/wrapper.js

@@ -421,7 +421,13 @@ export default class Wrapper implements BaseWrapper {
 
     Object.keys(data).forEach((key) => {
       // $FlowIgnore : Problem with possibly null this.vm
-      this.vm.$set(this.vm, [key], data[key])
+      if(typeof data[key] === typeof {} && data[key] !== null) {
+        Object.keys(data[key]).forEach((key2) => {
+          this.vm.$set(this.vm[key], key2, data[key][key2])
+        })
+      } else {
+        this.vm.$set(this.vm, [key], data[key])
+      }
     })
   }
 

test/specs/wrapper/setData.spec.js

@@ -132,4 +132,21 @@ describeWithShallowAndMount('setData', (mountingMethod) => {
     wrapper.setData({ message: null })
     expect(wrapper.text()).to.equal('There is no message yet')
   })
+  it('should update a data object', () => {
+    const TestComponent = {
+      data: () => ({
+        message: {
+          text: 'hello'
+        }
+      })
+    }
+    const wrapper = mountingMethod(TestComponent)
+    wrapper.setData({
+      message: {
+        read: true
+      }
+    })
+    expect(wrapper.vm.message.text).to.equal('hello')
+    expect(wrapper.vm.message.read).to.equal(true)
+  })
 })