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Add regression test for scry order #3276

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Merged
zpao merged 1 commit into from
Mar 2, 2015
Merged

Add regression test for scry order #3276

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27 changes: 27 additions & 0 deletions src/test/__tests__/ReactTestUtils-test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -152,4 +152,31 @@ describe('ReactTestUtils', function() {
expect(scryResults.length).toBe(0);

});

it('traverses children in the correct order', function() {
var container = document.createElement('div');

React.render(
<div>
{null}
<div>purple</div>
</div>,
container
);
var tree = React.render(
<div>
<div>orange</div>
<div>purple</div>
</div>,
container
);

var log = [];
ReactTestUtils.findAllInRenderedTree(tree, function(child) {
log.push(child.getDOMNode().textContent);
});

// Should be document order, not mount order (which would be purple, orange)
expect(log).toEqual(['orangepurple', 'orange', 'purple']);
});
});