diff --git a/src/Form.jsx b/src/Form.jsx
index fdd4043..f3299a7 100644
--- a/src/Form.jsx
+++ b/src/Form.jsx
@@ -47,6 +47,7 @@ export default class Form extends Component {
 
     setValue(name, value) {
         if (typeof name === 'string') {
+            invariant(this.components[name], `component with id: ${name} is not exist in form.`);
             this.components[name].setValue(value);
             return;
         }
diff --git a/test/setValue.test.js b/test/setValue.test.js
new file mode 100644
index 0000000..7a0f447
--- /dev/null
+++ b/test/setValue.test.js
@@ -0,0 +1,53 @@
+import React from 'react';
+import { mount } from 'enzyme';
+import { Input } from 'antd';
+import FormItem from '../src/FormItem';
+import Form from '../src/Form';
+
+describe('setValue from form', () => {
+    it('setValue by name success', () => {
+        const wrapper = mount(
+            <Form>
+                <FormItem id="test" value="test" >
+                    <Input />
+                </FormItem>
+            </Form>);
+        const form = wrapper.instance();
+        form.setValue('test', 'a');
+        expect(form.getValue('test')).toBe('a');
+    });
+
+    it('setValue all', () => {
+        const wrapper = mount(
+            <Form>
+                <FormItem id="test" value="test" >
+                    <Input />
+                </FormItem>
+                <FormItem id="test1" value="test1" >
+                    <Input />
+                </FormItem>
+            </Form>);
+        const form = wrapper.instance();
+        form.setValue({
+            test: 'a',
+            test1: 'b',
+        });
+        expect(form.getValue()).toEqual({
+            test: 'a',
+            test1: 'b',
+        });
+    });
+
+    it('check id when setValue', () => {
+        expect(() => {
+            const wrapper = mount(
+                <Form>
+                    <FormItem id="test">
+                        <Input />
+                    </FormItem>
+                </Form>);
+            const form = wrapper.instance();
+            form.setValue('test1');
+        }).toThrow(/component with id: test1 is not exist in form./);
+    });
+});