def test_cache_dom():
dom = Observable()
dom.uuid = 'dom'
vdom.cache_dom(dom)
assert vdom.get_dom(dom.uuid) == dom
dom.trigger('unmounted')
with raises(Exception):
assert vdom.get_dom(dom.uuid)
def test_mount_tag():
root = PyQuery('<root></root>')
tag = {'name': 'custom', 'html': '<custom><text>{opts.txt}</text></custom>'}
dom = vdom.mount_tag(root, tag, {'txt': 'hello world'})
assert dom and dom.uuid # dom created
assert vdom.get_dom(dom.uuid) # dom cached
assert root.html() # mounted something