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Test: ensure that recycled components get a fresh state

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This commit is contained in:
Pierre-Yves Gerardy 2017-02-20 16:46:34 +01:00
parent 7668ddd120
commit e496f7bfa6
1 changed files with 21 additions and 0 deletions
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21
render/tests/test-component.js
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@ -776,7 +776,28 @@ o.spec("component", function() {
hooks.forEach(function(hook) { hooks.forEach(function(hook) {
o(methods[hook].args.length).equals(attrs[hook].args.length)(hook) o(methods[hook].args.length).equals(attrs[hook].args.length)(hook)
}) })
})
o("recycled components get a fresh state", function() {
var step = 0
var firstState
var view = o.spy(function(vnode) {
if (step === 0) {
firstState = vnode.state
} else {
o(vnode.state).notEquals(firstState)
}
return {tag: 'div'}
})
var component = createComponent({view: view})
render(root, [{tag: 'div', children: [{tag: component, key: 1}]}])
var child = root.firstChild.firstChild
render(root, [])
step = 1
render(root, [{tag: 'div', children: [{tag: component, key: 1}]}])
o(child).equals(root.firstChild.firstChild)
o(view.callCount).equals(2)
}) })
}) })
o.spec("state", function() { o.spec("state", function() {