Move unit tests to their own sub-dir in tests

tests/test_server_cli.py

@@ -1,104 +0,0 @@
-"""Test server booting and shut down."""
-
-import logging
-
-import pytest
-from fastapi import FastAPI
-
-# Import as ofm server to attempt to minimise confusion with server as a var in other
-# functions and also FastAPI `Server`.
-from openflexure_microscope_server import server as ofm_server
-
-from .test_server_config import FULL_CONFIG
-
-
-def test_no_config():
-    """Check that an error is thrown if no configuration is set for the microspe via CLI."""
-    with pytest.raises(RuntimeError, match="No configuration"):
-        ofm_server.serve_from_cli([])
-
-
-def test_successful_start(mocker, caplog):
-    """Check some basic things from the microscope setup.
-
-    This test checks that logging is set up and that the actual function used for
-    handling shutdown events shuts down the mjpeg streams.
-    """
-    mock_server = mocker.Mock()
-    # Create a mock for the camera so we can check the MJPEG streams are closed on
-    # shutdown.
-    mock_camera = mocker.Mock()
-    mock_server.things = {"camera": mock_camera}
-    # Mock the LabThings function that returns the server so we have a mock server
-    mocker.patch(
-        "openflexure_microscope_server.server.lt.ThingServer.from_config",
-        return_value=mock_server,
-    )
-    # Also mock customisation or it will try to access the hard drive and make files.
-    mock_customise = mocker.patch.object(ofm_server, "customise_server")
-    # And mock uvicorn.run as we don't want to start a server process
-    mock_uvicorn_run = mocker.patch("openflexure_microscope_server.server.uvicorn.run")
-
-    # Run the mock CLI
-    ofm_server.serve_from_cli(["-c", FULL_CONFIG])
-
-    # Check that the server was customised and the run
-    assert mock_customise.call_count == 1
-    assert mock_uvicorn_run.call_count == 1
-    # Read the log config that was set
-    log_config = mock_uvicorn_run.call_args.kwargs["log_config"]
-    # Check both uvicorn loggers were set to propagate
-    assert log_config["loggers"]["uvicorn"]["propagate"]
-    assert log_config["loggers"]["uvicorn.access"]["propagate"]
-
-    # Now Mock a shutdown signal being sent
-    ofm_server.Server.handle_exit(mock_server.app, "mock_signal", "mock_frame")
-
-    # Check
-    assert mock_camera.kill_mjpeg_streams.call_count == 1
-
-    # Mock shutdown again but with the MJPEG stream throwing a BaseException
-    mock_camera.kill_mjpeg_streams.side_effect = BaseException("mock-54321")
-
-    # This should log at error level but even a BaseException will not cause an error
-    # that stops the shutdown signal propagating
-    with caplog.at_level(logging.ERROR):
-        ofm_server.Server.handle_exit(mock_server.app, "mock_signal", "mock_frame")
-    # Assert there is one error log
-    assert len(caplog.records) == 1
-    # And that it is the message raised by the kill_mjpeg_streams mock
-    assert str(caplog.records[0].msg) == "mock-54321"
-
-
-def test_failed_customise(mocker):
-    """Check what happens if there is an error before the server is started by uvicorn.
-
-    This differs based on whether the --fallback flag is set.
-    """
-    mock_server = mocker.Mock()
-    # Mock the LabThings function that returns the server so we have a mock server
-    mocker.patch(
-        "openflexure_microscope_server.server.lt.ThingServer.from_config",
-        return_value=mock_server,
-    )
-    # Also mock customisation or it will try to access the hard drive and make files.
-    mocker.patch.object(
-        ofm_server, "customise_server", side_effect=RuntimeError("Can't touch this")
-    )
-    # And mock uvicorn.run as we don't want to start a server process
-    mock_uvicorn_run = mocker.patch("openflexure_microscope_server.server.uvicorn.run")
-
-    # Running the mock CLI will error
-    with pytest.raises(RuntimeError, match="Can't touch this"):
-        ofm_server.serve_from_cli(["-c", FULL_CONFIG])
-
-    # But with the fallback flag uvicorn run will be run
-    ofm_server.serve_from_cli(["-c", FULL_CONFIG, "--fallback"])
-
-    assert mock_uvicorn_run.call_count == 1
-    # Get the fallback app passed to uvicorn tun
-    fallback_app = mock_uvicorn_run.call_args.args[0]
-    # Check it really is a fastapi
-    assert isinstance(fallback_app, FastAPI)
-    # An that it has the error to display
-    assert str(fallback_app.labthings_error) == "Can't touch this"