def test_ichain_ok():
data = json_data()
assert 7 == f.ichain(data, 'result', 0, 'kids', 0, 'age')
def test_ichain_missing():
data = json_data()
assert f.ichain(data, 'foo', 'bar', 999, None) is None
def p_item(state):
a = 1
b = f.ichain(state, 'count') or 0
return div(1, b)
def c_count(state, category):
return f.ichain(state, 'category', category) or 0
def f_count(state, feature, category):
return f.ichain(state, 'feature', feature, category) or 0
def test_ichain_ok():
data = json_data()
assert 7 == f.ichain(data, 'result', 0, 'kids', 0, 'age')
def test_ichain_missing():
data = json_data()
assert f.ichain(data, 'foo', 'bar', 999, None) is None