enzyme
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JavaScript Testing utilities for React
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<div class="book" data-level="2.2.15" data-basepath="../../.." data-revision="Thu Dec 03 2015 15:23:54 GMT-0800 (PST)">
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<li class="chapter " data-level="0" data-path="index.html">
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Introduction
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<li class="chapter " data-level="1" data-path="docs/installation/index.html">
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<b>1.</b>
Installation
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<ul class="articles">
<li class="chapter " data-level="1.1" data-path="docs/installation/react-013.html">
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<b>1.1.</b>
Working with React 0.13.x
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<li class="chapter " data-level="1.2" data-path="docs/installation/react-014.html">
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<b>1.2.</b>
Working with React 0.14.x
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<li class="chapter " data-level="1.3" data-path="docs/installation/jsdom.html">
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<b>1.3.</b>
Working with jsDom
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<b>2.</b>
API Reference
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<ul class="articles">
<li class="chapter " data-level="2.1" data-path="docs/api/shallow.html">
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<b>2.1.</b>
Shallow Rendering
</a>
<ul class="articles">
<li class="chapter " data-level="2.1.1" data-path="docs/api/ShallowWrapper/find.html">
<a href="../../../docs/api/ShallowWrapper/find.html">
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<b>2.1.1.</b>
find(selector)
</a>
</li>
<li class="chapter " data-level="2.1.2" data-path="docs/api/ShallowWrapper/findWhere.html">
<a href="../../../docs/api/ShallowWrapper/findWhere.html">
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<b>2.1.2.</b>
findWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.1.3" data-path="docs/api/ShallowWrapper/filter.html">
<a href="../../../docs/api/ShallowWrapper/filter.html">
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<b>2.1.3.</b>
filter(selector)
</a>
</li>
<li class="chapter " data-level="2.1.4" data-path="docs/api/ShallowWrapper/filterWhere.html">
<a href="../../../docs/api/ShallowWrapper/filterWhere.html">
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<b>2.1.4.</b>
filterWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.1.5" data-path="docs/api/ShallowWrapper/contains.html">
<a href="../../../docs/api/ShallowWrapper/contains.html">
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<b>2.1.5.</b>
contains(node)
</a>
</li>
<li class="chapter " data-level="2.1.6" data-path="docs/api/ShallowWrapper/hasClass.html">
<a href="../../../docs/api/ShallowWrapper/hasClass.html">
<i class="fa fa-check"></i>
<b>2.1.6.</b>
hasClass(className)
</a>
</li>
<li class="chapter " data-level="2.1.7" data-path="docs/api/ShallowWrapper/is.html">
<a href="../../../docs/api/ShallowWrapper/is.html">
<i class="fa fa-check"></i>
<b>2.1.7.</b>
is(selector)
</a>
</li>
<li class="chapter " data-level="2.1.8" data-path="docs/api/ShallowWrapper/not.html">
<a href="../../../docs/api/ShallowWrapper/not.html">
<i class="fa fa-check"></i>
<b>2.1.8.</b>
not(selector)
</a>
</li>
<li class="chapter " data-level="2.1.9" data-path="docs/api/ShallowWrapper/children.html">
<a href="../../../docs/api/ShallowWrapper/children.html">
<i class="fa fa-check"></i>
<b>2.1.9.</b>
children()
</a>
</li>
<li class="chapter " data-level="2.1.10" data-path="docs/api/ShallowWrapper/parents.html">
<a href="../../../docs/api/ShallowWrapper/parents.html">
<i class="fa fa-check"></i>
<b>2.1.10.</b>
parents()
</a>
</li>
<li class="chapter " data-level="2.1.11" data-path="docs/api/ShallowWrapper/parent.html">
<a href="../../../docs/api/ShallowWrapper/parent.html">
<i class="fa fa-check"></i>
<b>2.1.11.</b>
parent()
</a>
</li>
<li class="chapter " data-level="2.1.12" data-path="docs/api/ShallowWrapper/closest.html">
<a href="../../../docs/api/ShallowWrapper/closest.html">
<i class="fa fa-check"></i>
<b>2.1.12.</b>
closest(selector)
</a>
</li>
<li class="chapter " data-level="2.1.13" data-path="docs/api/ShallowWrapper/shallow.html">
<a href="../../../docs/api/ShallowWrapper/shallow.html">
<i class="fa fa-check"></i>
<b>2.1.13.</b>
shallow()
</a>
</li>
<li class="chapter " data-level="2.1.14" data-path="docs/api/ShallowWrapper/render.html">
<a href="../../../docs/api/ShallowWrapper/render.html">
<i class="fa fa-check"></i>
<b>2.1.14.</b>
render()
</a>
</li>
<li class="chapter " data-level="2.1.15" data-path="docs/api/ShallowWrapper/text.html">
<a href="../../../docs/api/ShallowWrapper/text.html">
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<b>2.1.15.</b>
text()
</a>
</li>
<li class="chapter " data-level="2.1.16" data-path="docs/api/ShallowWrapper/html.html">
<a href="../../../docs/api/ShallowWrapper/html.html">
<i class="fa fa-check"></i>
<b>2.1.16.</b>
html()
</a>
</li>
<li class="chapter " data-level="2.1.17" data-path="docs/api/ShallowWrapper/get.html">
<a href="../../../docs/api/ShallowWrapper/get.html">
<i class="fa fa-check"></i>
<b>2.1.17.</b>
get(index)
</a>
</li>
<li class="chapter " data-level="2.1.18" data-path="docs/api/ShallowWrapper/at.html">
<a href="../../../docs/api/ShallowWrapper/at.html">
<i class="fa fa-check"></i>
<b>2.1.18.</b>
at(index)
</a>
</li>
<li class="chapter " data-level="2.1.19" data-path="docs/api/ShallowWrapper/first.html">
<a href="../../../docs/api/ShallowWrapper/first.html">
<i class="fa fa-check"></i>
<b>2.1.19.</b>
first()
</a>
</li>
<li class="chapter " data-level="2.1.20" data-path="docs/api/ShallowWrapper/last.html">
<a href="../../../docs/api/ShallowWrapper/last.html">
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<b>2.1.20.</b>
last()
</a>
</li>
<li class="chapter " data-level="2.1.21" data-path="docs/api/ShallowWrapper/state.html">
<a href="../../../docs/api/ShallowWrapper/state.html">
<i class="fa fa-check"></i>
<b>2.1.21.</b>
state([key])
</a>
</li>
<li class="chapter " data-level="2.1.22" data-path="docs/api/ShallowWrapper/props.html">
<a href="../../../docs/api/ShallowWrapper/props.html">
<i class="fa fa-check"></i>
<b>2.1.22.</b>
props()
</a>
</li>
<li class="chapter " data-level="2.1.23" data-path="docs/api/ShallowWrapper/prop.html">
<a href="../../../docs/api/ShallowWrapper/prop.html">
<i class="fa fa-check"></i>
<b>2.1.23.</b>
prop([key])
</a>
</li>
<li class="chapter " data-level="2.1.24" data-path="docs/api/ShallowWrapper/simulate.html">
<a href="../../../docs/api/ShallowWrapper/simulate.html">
<i class="fa fa-check"></i>
<b>2.1.24.</b>
simulate(event[, data])
</a>
</li>
<li class="chapter " data-level="2.1.25" data-path="docs/api/ShallowWrapper/setState.html">
<a href="../../../docs/api/ShallowWrapper/setState.html">
<i class="fa fa-check"></i>
<b>2.1.25.</b>
setState(nextState)
</a>
</li>
<li class="chapter " data-level="2.1.26" data-path="docs/api/ShallowWrapper/setProps.html">
<a href="../../../docs/api/ShallowWrapper/setProps.html">
<i class="fa fa-check"></i>
<b>2.1.26.</b>
setProps(nextProps)
</a>
</li>
<li class="chapter " data-level="2.1.27" data-path="docs/api/ShallowWrapper/instance.html">
<a href="../../../docs/api/ShallowWrapper/instance.html">
<i class="fa fa-check"></i>
<b>2.1.27.</b>
instance()
</a>
</li>
<li class="chapter " data-level="2.1.28" data-path="docs/api/ShallowWrapper/update.html">
<a href="../../../docs/api/ShallowWrapper/update.html">
<i class="fa fa-check"></i>
<b>2.1.28.</b>
update()
</a>
</li>
<li class="chapter " data-level="2.1.29" data-path="docs/api/ShallowWrapper/debug.html">
<a href="../../../docs/api/ShallowWrapper/debug.html">
<i class="fa fa-check"></i>
<b>2.1.29.</b>
debug()
</a>
</li>
<li class="chapter " data-level="2.1.30" data-path="docs/api/ShallowWrapper/type.html">
<a href="../../../docs/api/ShallowWrapper/type.html">
<i class="fa fa-check"></i>
<b>2.1.30.</b>
type()
</a>
</li>
<li class="chapter " data-level="2.1.31" data-path="docs/api/ShallowWrapper/forEach.html">
<a href="../../../docs/api/ShallowWrapper/forEach.html">
<i class="fa fa-check"></i>
<b>2.1.31.</b>
forEach(fn)
</a>
</li>
<li class="chapter " data-level="2.1.32" data-path="docs/api/ShallowWrapper/map.html">
<a href="../../../docs/api/ShallowWrapper/map.html">
<i class="fa fa-check"></i>
<b>2.1.32.</b>
map(fn)
</a>
</li>
<li class="chapter " data-level="2.1.33" data-path="docs/api/ShallowWrapper/reduce.html">
<a href="../../../docs/api/ShallowWrapper/reduce.html">
<i class="fa fa-check"></i>
<b>2.1.33.</b>
reduce(fn[, initialValue])
</a>
</li>
<li class="chapter " data-level="2.1.34" data-path="docs/api/ShallowWrapper/reduceRight.html">
<a href="../../../docs/api/ShallowWrapper/reduceRight.html">
<i class="fa fa-check"></i>
<b>2.1.34.</b>
reduceRight(fn[, initialValue])
</a>
</li>
<li class="chapter " data-level="2.1.35" data-path="docs/api/ShallowWrapper/some.html">
<a href="../../../docs/api/ShallowWrapper/some.html">
<i class="fa fa-check"></i>
<b>2.1.35.</b>
some(selector)
</a>
</li>
<li class="chapter " data-level="2.1.36" data-path="docs/api/ShallowWrapper/someWhere.html">
<a href="../../../docs/api/ShallowWrapper/someWhere.html">
<i class="fa fa-check"></i>
<b>2.1.36.</b>
someWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.1.37" data-path="docs/api/ShallowWrapper/every.html">
<a href="../../../docs/api/ShallowWrapper/every.html">
<i class="fa fa-check"></i>
<b>2.1.37.</b>
every(selector)
</a>
</li>
<li class="chapter " data-level="2.1.38" data-path="docs/api/ShallowWrapper/everyWhere.html">
<a href="../../../docs/api/ShallowWrapper/everyWhere.html">
<i class="fa fa-check"></i>
<b>2.1.38.</b>
everyWhere(selector)
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="2.2" data-path="docs/api/mount.html">
<a href="../../../docs/api/mount.html">
<i class="fa fa-check"></i>
<b>2.2.</b>
Full DOM Rendering
</a>
<ul class="articles">
<li class="chapter " data-level="2.2.1" data-path="docs/api/ReactWrapper/find.html">
<a href="../../../docs/api/ReactWrapper/find.html">
<i class="fa fa-check"></i>
<b>2.2.1.</b>
find(selector)
</a>
</li>
<li class="chapter " data-level="2.2.2" data-path="docs/api/ReactWrapper/findWhere.html">
<a href="../../../docs/api/ReactWrapper/findWhere.html">
<i class="fa fa-check"></i>
<b>2.2.2.</b>
findWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.2.3" data-path="docs/api/ReactWrapper/filter.html">
<a href="../../../docs/api/ReactWrapper/filter.html">
<i class="fa fa-check"></i>
<b>2.2.3.</b>
filter(selector)
</a>
</li>
<li class="chapter " data-level="2.2.4" data-path="docs/api/ReactWrapper/filterWhere.html">
<a href="../../../docs/api/ReactWrapper/filterWhere.html">
<i class="fa fa-check"></i>
<b>2.2.4.</b>
filterWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.2.5" data-path="docs/api/ReactWrapper/contains.html">
<a href="../../../docs/api/ReactWrapper/contains.html">
<i class="fa fa-check"></i>
<b>2.2.5.</b>
contains(node)
</a>
</li>
<li class="chapter " data-level="2.2.6" data-path="docs/api/ReactWrapper/hasClass.html">
<a href="../../../docs/api/ReactWrapper/hasClass.html">
<i class="fa fa-check"></i>
<b>2.2.6.</b>
hasClass(className)
</a>
</li>
<li class="chapter " data-level="2.2.7" data-path="docs/api/ReactWrapper/is.html">
<a href="../../../docs/api/ReactWrapper/is.html">
<i class="fa fa-check"></i>
<b>2.2.7.</b>
is(selector)
</a>
</li>
<li class="chapter " data-level="2.2.8" data-path="docs/api/ReactWrapper/not.html">
<a href="../../../docs/api/ReactWrapper/not.html">
<i class="fa fa-check"></i>
<b>2.2.8.</b>
not(selector)
</a>
</li>
<li class="chapter " data-level="2.2.9" data-path="docs/api/ReactWrapper/children.html">
<a href="../../../docs/api/ReactWrapper/children.html">
<i class="fa fa-check"></i>
<b>2.2.9.</b>
children()
</a>
</li>
<li class="chapter " data-level="2.2.10" data-path="docs/api/ReactWrapper/parents.html">
<a href="../../../docs/api/ReactWrapper/parents.html">
<i class="fa fa-check"></i>
<b>2.2.10.</b>
parents()
</a>
</li>
<li class="chapter " data-level="2.2.11" data-path="docs/api/ReactWrapper/parent.html">
<a href="../../../docs/api/ReactWrapper/parent.html">
<i class="fa fa-check"></i>
<b>2.2.11.</b>
parent()
</a>
</li>
<li class="chapter " data-level="2.2.12" data-path="docs/api/ReactWrapper/closest.html">
<a href="../../../docs/api/ReactWrapper/closest.html">
<i class="fa fa-check"></i>
<b>2.2.12.</b>
closest(selector)
</a>
</li>
<li class="chapter " data-level="2.2.13" data-path="docs/api/ReactWrapper/text.html">
<a href="../../../docs/api/ReactWrapper/text.html">
<i class="fa fa-check"></i>
<b>2.2.13.</b>
text()
</a>
</li>
<li class="chapter " data-level="2.2.14" data-path="docs/api/ReactWrapper/get.html">
<a href="../../../docs/api/ReactWrapper/get.html">
<i class="fa fa-check"></i>
<b>2.2.14.</b>
get(index)
</a>
</li>
<li class="chapter active" data-level="2.2.15" data-path="docs/api/ReactWrapper/at.html">
<a href="../../../docs/api/ReactWrapper/at.html">
<i class="fa fa-check"></i>
<b>2.2.15.</b>
at(index)
</a>
</li>
<li class="chapter " data-level="2.2.16" data-path="docs/api/ReactWrapper/first.html">
<a href="../../../docs/api/ReactWrapper/first.html">
<i class="fa fa-check"></i>
<b>2.2.16.</b>
first()
</a>
</li>
<li class="chapter " data-level="2.2.17" data-path="docs/api/ReactWrapper/last.html">
<a href="../../../docs/api/ReactWrapper/last.html">
<i class="fa fa-check"></i>
<b>2.2.17.</b>
last()
</a>
</li>
<li class="chapter " data-level="2.2.18" data-path="docs/api/ReactWrapper/state.html">
<a href="../../../docs/api/ReactWrapper/state.html">
<i class="fa fa-check"></i>
<b>2.2.18.</b>
state([key])
</a>
</li>
<li class="chapter " data-level="2.2.19" data-path="docs/api/ReactWrapper/props.html">
<a href="../../../docs/api/ReactWrapper/props.html">
<i class="fa fa-check"></i>
<b>2.2.19.</b>
props()
</a>
</li>
<li class="chapter " data-level="2.2.20" data-path="docs/api/ReactWrapper/prop.html">
<a href="../../../docs/api/ReactWrapper/prop.html">
<i class="fa fa-check"></i>
<b>2.2.20.</b>
prop([key])
</a>
</li>
<li class="chapter " data-level="2.2.21" data-path="docs/api/ReactWrapper/simulate.html">
<a href="../../../docs/api/ReactWrapper/simulate.html">
<i class="fa fa-check"></i>
<b>2.2.21.</b>
simulate(event[, data])
</a>
</li>
<li class="chapter " data-level="2.2.22" data-path="docs/api/ReactWrapper/setState.html">
<a href="../../../docs/api/ReactWrapper/setState.html">
<i class="fa fa-check"></i>
<b>2.2.22.</b>
setState(nextState)
</a>
</li>
<li class="chapter " data-level="2.2.23" data-path="docs/api/ReactWrapper/setProps.html">
<a href="../../../docs/api/ReactWrapper/setProps.html">
<i class="fa fa-check"></i>
<b>2.2.23.</b>
setProps(nextProps)
</a>
</li>
<li class="chapter " data-level="2.2.24" data-path="docs/api/ReactWrapper/instance.html">
<a href="../../../docs/api/ReactWrapper/instance.html">
<i class="fa fa-check"></i>
<b>2.2.24.</b>
instance()
</a>
</li>
<li class="chapter " data-level="2.2.25" data-path="docs/api/ReactWrapper/update.html">
<a href="../../../docs/api/ReactWrapper/update.html">
<i class="fa fa-check"></i>
<b>2.2.25.</b>
update()
</a>
</li>
<li class="chapter " data-level="2.2.26" data-path="docs/api/ReactWrapper/type.html">
<a href="../../../docs/api/ReactWrapper/type.html">
<i class="fa fa-check"></i>
<b>2.2.26.</b>
type()
</a>
</li>
<li class="chapter " data-level="2.2.27" data-path="docs/api/ReactWrapper/forEach.html">
<a href="../../../docs/api/ReactWrapper/forEach.html">
<i class="fa fa-check"></i>
<b>2.2.27.</b>
forEach(fn)
</a>
</li>
<li class="chapter " data-level="2.2.28" data-path="docs/api/ReactWrapper/map.html">
<a href="../../../docs/api/ReactWrapper/map.html">
<i class="fa fa-check"></i>
<b>2.2.28.</b>
map(fn)
</a>
</li>
<li class="chapter " data-level="2.2.29" data-path="docs/api/ReactWrapper/reduce.html">
<a href="../../../docs/api/ReactWrapper/reduce.html">
<i class="fa fa-check"></i>
<b>2.2.29.</b>
reduce(fn[, initialValue])
</a>
</li>
<li class="chapter " data-level="2.2.30" data-path="docs/api/ReactWrapper/reduceRight.html">
<a href="../../../docs/api/ReactWrapper/reduceRight.html">
<i class="fa fa-check"></i>
<b>2.2.30.</b>
reduceRight(fn[, initialValue])
</a>
</li>
<li class="chapter " data-level="2.2.31" data-path="docs/api/ReactWrapper/some.html">
<a href="../../../docs/api/ReactWrapper/some.html">
<i class="fa fa-check"></i>
<b>2.2.31.</b>
some(selector)
</a>
</li>
<li class="chapter " data-level="2.2.32" data-path="docs/api/ReactWrapper/someWhere.html">
<a href="../../../docs/api/ReactWrapper/someWhere.html">
<i class="fa fa-check"></i>
<b>2.2.32.</b>
someWhere(predicate)
</a>
</li>
<li class="chapter " data-level="2.2.33" data-path="docs/api/ReactWrapper/every.html">
<a href="../../../docs/api/ReactWrapper/every.html">
<i class="fa fa-check"></i>
<b>2.2.33.</b>
every(selector)
</a>
</li>
<li class="chapter " data-level="2.2.34" data-path="docs/api/ReactWrapper/everyWhere.html">
<a href="../../../docs/api/ReactWrapper/everyWhere.html">
<i class="fa fa-check"></i>
<b>2.2.34.</b>
everyWhere(selector)
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="2.3" data-path="docs/api/render.html">
<a href="../../../docs/api/render.html">
<i class="fa fa-check"></i>
<b>2.3.</b>
Static Rendering
</a>
</li>
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<a href="../../../" >Enzyme</a>
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<a id="edit-link" href="https://github.com/airbnb/enzyme/tree/master/docs/api/ReactWrapper/at.md" class="btn fa fa-edit pull-left">  Edit This Page</a><h1 id="-at-index-reactwrapper"><a name="-at-index-reactwrapper" class="plugin-anchor" href="#-at-index-reactwrapper"><span class="fa fa-link"></span></a><code>.at(index) => ReactWrapper</code></h1>
<p>Returns a <a href="../../../GLOSSARY.html#wrapper" class="glossary-term" title="A wrapper refers to the enzyme wrapper class that provides the API.">wrapper</a> around the node at a given index of the current <a href="../../../GLOSSARY.html#wrapper" class="glossary-term" title="A wrapper refers to the enzyme wrapper class that provides the API.">wrapper</a>.</p>
<h4 id="arguments"><a name="arguments" class="plugin-anchor" href="#arguments"><span class="fa fa-link"></span></a>Arguments</h4>
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<li><code>index</code> (<code>Number</code>): A zero-based integer indicating which node to retrieve.</li>
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<h4 id="returns"><a name="returns" class="plugin-anchor" href="#returns"><span class="fa fa-link"></span></a>Returns</h4>
<p><code>ReactWrapper</code>: A new <a href="../../../GLOSSARY.html#wrapper" class="glossary-term" title="A wrapper refers to the enzyme wrapper class that provides the API.">wrapper</a> that wraps the retrieved node.</p>
<h4 id="examples"><a name="examples" class="plugin-anchor" href="#examples"><span class="fa fa-link"></span></a>Examples</h4>
<pre><code class="lang-jsx"><span class="token keyword">const</span> wrapper <span class="token operator">=</span> <span class="token function">mount</span><span class="token punctuation">(</span><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>MyComponent</span> <span class="token punctuation">/></span></span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token function">expect</span><span class="token punctuation">(</span>wrapper<span class="token punctuation">.</span><span class="token function">find</span><span class="token punctuation">(</span>Foo<span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">at</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">props</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">.</span>foo<span class="token punctuation">)</span><span class="token punctuation">.</span>to<span class="token punctuation">.</span><span class="token function">equal</span><span class="token punctuation">(</span><span class="token string">"bar"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
</code></pre>
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