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from pr2test.marks import require_root
pytestmark = [require_root()]
def callback(msg, cb_context):
cb_context['counter'] += 1
def test_callbacks_positive(context):
ifname = context.new_ifname
cb_context = {'counter': 0}
interface = context.ndb.interfaces.create(
ifname=ifname, kind='dummy'
).commit()
context.ipr.register_callback(
callback,
lambda x: x.get('index', None) == interface['index'],
(cb_context,),
)
context.ipr.link('set', index=interface['index'], state='up')
context.ipr.link('get', index=interface['index'])
counter = cb_context['counter']
assert counter > 0
context.ipr.unregister_callback(callback)
context.ipr.link('set', index=interface['index'], state='down')
context.ipr.link('get', index=interface['index'])
assert cb_context['counter'] == counter
def test_callbacks_negative(context):
ifname = context.new_ifname
cb_context = {'counter': 0}
interface = context.ndb.interfaces.create(
ifname=ifname, kind='dummy'
).commit()
context.ipr.register_callback(
callback, lambda x: x.get('index', None) == -1, (cb_context,)
)
context.ipr.link('set', index=interface['index'], state='up')
context.ipr.link('get', index=interface['index'])
counter = cb_context['counter']
assert counter == 0
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