async def test_available_func(num_mock_port1):
port_expr = MockPortValue(num_mock_port1)
acc_expr = MockExpression(13)
func_expr = various.AccFunction([port_expr, acc_expr])
expr = various.AvailableFunction([func_expr])
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
num_mock_port1.set_last_read_value(16)
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 1
port_expr = MockPortValue(None, port_id='some-id')
func_expr = various.AccFunction([port_expr, acc_expr])
expr = various.AvailableFunction([func_expr])
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
async def test_available_port_value(num_mock_port1):
port_expr = MockPortValue(num_mock_port1)
expr = various.AvailableFunction([port_expr])
assert await expr.eval() == 0
num_mock_port1.set_last_read_value(16)
assert await expr.eval() == 1
port_expr = MockPortValue(None, port_id='some-id')
expr = various.AvailableFunction([port_expr])
assert await expr.eval() == 0
async def test_falling(num_mock_port1):
port_expr = MockPortValue(num_mock_port1)
expr = various.FallingFunction([port_expr])
num_mock_port1.set_last_read_value(13)
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
num_mock_port1.set_last_read_value(10)
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 1
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
num_mock_port1.set_last_read_value(14)
assert await expr.eval(context={
'port_values': {
'nid1': num_mock_port1.get_last_read_value()
}
}) == 0
async def test_default(num_mock_port1):
port_expr = MockPortValue(num_mock_port1)
def_expr = MockExpression(13)
expr = various.DefaultFunction([port_expr, def_expr])
assert await expr.eval() == 13
num_mock_port1.set_last_read_value(16)
assert await expr.eval() == 16