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bec_widgets/tests/unit_tests/test_client_utils.py

76 lines
2.6 KiB
Python

from unittest import mock
import pytest
from bec_widgets.cli.client import BECFigure
from bec_widgets.cli.client_utils import BECGuiClientMixin, _start_plot_process
from bec_widgets.tests.utils import FakeDevice
@pytest.fixture
def cli_figure():
fig = BECFigure(gui_id="test")
with mock.patch.object(fig, "_run_rpc") as mock_rpc_call:
with mock.patch.object(fig, "gui_is_alive", return_value=True):
yield fig, mock_rpc_call
def test_rpc_call_plot(cli_figure):
fig, mock_rpc_call = cli_figure
fig.plot(x_name="samx", y_name="bpm4i")
mock_rpc_call.assert_called_with("plot", x_name="samx", y_name="bpm4i")
def test_rpc_call_accepts_device_as_input(cli_figure):
dev1 = FakeDevice("samx")
dev2 = FakeDevice("bpm4i")
fig, mock_rpc_call = cli_figure
fig.plot(x_name=dev1, y_name=dev2)
mock_rpc_call.assert_called_with("plot", x_name="samx", y_name="bpm4i")
@pytest.mark.parametrize(
"config, call_config",
[
(None, None),
("/path/to/config.yml", "/path/to/config.yml"),
({"key": "value"}, '{"key": "value"}'),
],
)
def test_client_utils_start_plot_process(config, call_config):
with mock.patch("bec_widgets.cli.client_utils.subprocess.Popen") as mock_popen:
_start_plot_process("gui_id", BECFigure, config)
command = ["bec-gui-server", "--id", "gui_id", "--gui_class", "BECFigure"]
if call_config:
command.extend(["--config", call_config])
mock_popen.assert_called_once_with(
command,
text=True,
start_new_session=True,
stdout=mock.ANY,
stderr=mock.ANY,
env=mock.ANY,
)
def test_client_utils_passes_client_config_to_server(bec_dispatcher):
"""
Test that the client config is passed to the server. This ensures that
changes to the client config (either through config files or plugins) are
reflected in the server.
"""
mixin = BECGuiClientMixin()
mixin._client = bec_dispatcher.client
mixin._gui_id = "gui_id"
mixin.gui_is_alive = mock.MagicMock()
mixin.gui_is_alive.side_effect = [True]
with mock.patch("bec_widgets.cli.client_utils._start_plot_process") as mock_start_plot:
with mock.patch.object(mixin, "_start_update_script") as mock_start_update:
mock_start_plot.return_value = [mock.MagicMock(), mock.MagicMock()]
mixin.show()
mock_start_plot.assert_called_once_with(
"gui_id", BECGuiClientMixin, mixin._client._service_config.config, logger=mock.ANY
)
mock_start_update.assert_called_once()