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gaearon merged 2 commits into from
Nov 11, 2016
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Make the Shallow Rendering example clearer #8269

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069b5a5
Make the Shallow Rendering example clearer
MicheleBertoli Nov 11, 2016
e00cd5c
Use a regular function to define MyComponent
MicheleBertoli Nov 11, 2016
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18 changes: 12 additions & 6 deletions docs/docs/addons-test-utils.md
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Original file line number Diff line number Diff line change
Expand Up @@ -53,20 +53,26 @@ Call [`createRenderer()`](#createrenderer) in your tests to create a shallow ren

After `shallowRenderer.render()` has been called, you can use [`shallowRenderer.getRenderOutput()`](#shallowrenderer.getrenderoutput) to get the shallowly rendered output.

You can then begin to assert facts about the output. For example, if your component's render method returns:
You can then begin to assert facts about the output. For example, if you have the following component:

```javascript
<div>
<span className="heading">Title</span>
<Subcomponent foo="bar" />
</div>
function MyComponent() {
return (
<div>
<span className="heading">Title</span>
<Subcomponent foo="bar" />
</div>
);
}
```

Then you can assert:

```javascript
const renderer = ReactTestUtils.createRenderer();
result = renderer.getRenderOutput();
renderer.render(<MyComponent />);
const result = renderer.getRenderOutput();

expect(result.type).toBe('div');
expect(result.props.children).toEqual([
<span className="heading">Title</span>,
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