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Pass namespace when creating new elements while updating a keyed list, fix #1820

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This commit is contained in:
Pierre-Yves Gerardy 2017-05-30 14:17:46 +02:00
parent 29bc42b574
commit 40429c8377
2 changed files with 23 additions and 1 deletions
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2
render/render.js
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@ -224,7 +224,7 @@ module.exports = function($window) {
if (movable.dom != null) nextSibling = movable.dom
}
else {
var dom = createNode(parent, v, hooks, undefined, nextSibling)
var dom = createNode(parent, v, hooks, ns, nextSibling)
nextSibling = dom
}
}

22
render/tests/test-render.js
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@ -271,4 +271,26 @@ o.spec("render", function() {
o(updateA.callCount).equals(2)
o(removeA.callCount).equals(1)
})
o("svg namespace is preserved in keyed diff (#1820)", function(){
// note that this only exerciese one branch of the keyed diff algo
var svg = {tag:"svg", children: [
{tag:"g", key: 0},
{tag:"g", key: 1}
]}
render(root, [svg])
o(svg.dom.namespaceURI).equals("http://www.w3.org/2000/svg")
o(svg.dom.childNodes[0].namespaceURI).equals("http://www.w3.org/2000/svg")
o(svg.dom.childNodes[1].namespaceURI).equals("http://www.w3.org/2000/svg")
svg = {tag:"svg", children: [
{tag:"g", key: 1, attrs: {x: 1}},
{tag:"g", key: 2, attrs: {x: 2}}
]}
render(root, [svg])
o(svg.dom.namespaceURI).equals("http://www.w3.org/2000/svg")
o(svg.dom.childNodes[0].namespaceURI).equals("http://www.w3.org/2000/svg")
o(svg.dom.childNodes[1].namespaceURI).equals("http://www.w3.org/2000/svg")
})
})