test_standard.py 8.19 KB
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import subprocess
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import time
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import builtins
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import pytest
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import numpy
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import psutil
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from bliss.shell.standard import wa, wm, sta, stm, _launch_silx, umv
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from bliss.shell.standard import sin, cos, tan, arcsin, arccos, arctan, arctan2
from bliss.shell.standard import log, log10, sqrt, exp, power, deg2rad, rad2deg
from bliss.shell.standard import rand, date, sleep
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from bliss.shell.standard import flint
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@pytest.fixture
def s1hg(default_session):
    s1hg = default_session.config.get("s1hg")
    yield s1hg
    s1hg.__close__()


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def test_std_func():

    # No mathematical proof, just to ensure all functions are imported.
    numpy.testing.assert_almost_equal(sin(cos(tan(arcsin(0.1)))), 0.838733, 4)
    numpy.testing.assert_almost_equal(arccos(arctan(arctan2(0.1, 1))), 1.47129, 4)
    numpy.testing.assert_almost_equal(log(sqrt(exp(power(2, 3)))), 4.0, 4)
    numpy.testing.assert_almost_equal(log10(deg2rad(rad2deg(4))), 0.602, 4)

    _ = rand()
    _ = date()
    sleep(0.001)


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def test_wa_normal(default_session, capsys):
    bad = default_session.config.get("bad")
    bad.controller.bad_position = False
    wa()
    captured = capsys.readouterr()
    output = "Current Positions: user\n"
    output += "                   dial\n"
    output += "\n"
    output += "    bad\n"
    output += "-------\n"
    output += "0.00000\n"
    output += "0.00000\n"

    assert captured.out == output


def test_wa_exception(default_session, capsys):
    bad = default_session.config.get("bad")
    bad.controller.bad_position = True
    wa()
    captured = capsys.readouterr()

    output = "Current Positions: user\n"
    output += "                   dial\n"
    output += "\n"
    output += "bad\n"
    output += "-----\n"
    output += "!ERR\n"
    output += "!ERR\n"

    assert captured.out[: len(output)] == output

    errmsg = "Traceback (most recent call last):\n"
    assert captured.err[: len(errmsg)] == errmsg


def test_wa_slits(s1hg, capsys):
    wa()
    captured = capsys.readouterr()

    assert "s1hg" in captured.out
    assert not "s1f" in captured.out
    assert not "s1b" in captured.out


def test_wm_normal(default_session, capsys):
    bad = default_session.config.get("bad")
    bad.controller.bad_position = False
    wm("bad")
    captured = capsys.readouterr()

    output = "\n"
    output += "              bad\n"
    output += "--------  -------\n"
    output += "User\n"
    output += " High         inf\n"
    output += " Current  0.00000\n"
    output += " Low         -inf\n"
    output += "Offset    0.00000\n"
    output += "\n"
    output += "Dial\n"
    output += " High         inf\n"
    output += " Current  0.00000\n"
    output += " Low         -inf\n"

    assert captured.out == output


def test_wm_exception(default_session, capsys):
    bad = default_session.config.get("bad")
    bad.controller.bad_position = True
    wm("bad")
    captured = capsys.readouterr()

    output = "\n"
    output += "          bad\n"
    output += "--------  -----\n"
    output += "User\n"
    output += " High     inf\n"
    output += " Current  !ERR\n"
    output += " Low      -inf\n"
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    output += "Offset    0.0\n"
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    output += "\n"
    output += "Dial\n"
    output += " High     inf\n"
    output += " Current  !ERR\n"
    output += " Low      -inf\n"

    assert captured.out[: len(output)] == output

    errmsg = "Traceback (most recent call last):\n"
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    assert errmsg in captured.err
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    errmsg = "RuntimeError: Error on motor 'bad': BAD POSITION\n"
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    assert errmsg in captured.err
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def test_sta_normal(default_session, capsys):
    bad = default_session.config.get("bad")
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    bad.controller.bad_state = False
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    sta()
    captured = capsys.readouterr()

    output = "Axis    Status\n"
    output += "------  ---------------------\n"
    output += "bad     READY (Axis is READY)\n"

    assert captured.out == output


def test_sta_slits(s1hg, capsys):
    sta()

    captured = capsys.readouterr()

    assert "s1hg" in captured.out
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    assert "s1f" not in captured.out
    assert "s1b" not in captured.out
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def test_sta_exception(default_session, capsys):
    bad = default_session.config.get("bad")
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    bad.controller.bad_state = True
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    sta()
    captured = capsys.readouterr()

    output = "Axis    Status\n"
    output += "------  --------\n"
    output += "bad     !ERR\n"

    assert captured.out[: len(output)] == output

    errmsg = "Traceback (most recent call last):\n"
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    assert errmsg in captured.err
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    errmsg = "RuntimeError: Error on motor 'bad': BAD STATE"
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    assert errmsg in captured.err
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def test_stm_normal(default_session, capsys):
    bad = default_session.config.get("bad")
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    bad.controller.bad_state = False
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    stm("bad")
    captured = capsys.readouterr()

    output = "Axis    Status\n"
    output += "------  ---------------------\n"
    output += "bad     READY (Axis is READY)\n"

    assert captured.out == output


def test_stm_exception(default_session, capsys):
    bad = default_session.config.get("bad")
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    bad.controller.bad_state = True
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    stm("bad")
    captured = capsys.readouterr()

    output = "Axis    Status\n"
    output += "------  --------\n"
    output += "bad     !ERR\n"

    assert captured.out[: len(output)] == output

    errmsg = "Traceback (most recent call last):\n"
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    assert errmsg in captured.err
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    errmsg = "RuntimeError: Error on motor 'bad': BAD STATE"
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    assert errmsg in captured.err
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def execute_in_subprocess(command):
    script = subprocess.Popen(
        ["python", "-c", command], stderr=subprocess.PIPE, stdout=subprocess.PIPE
    )

    output, err = script.communicate()
    returncode = script.returncode
    return output.decode(), err.decode(), returncode


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def test_umv_typecheck(session):
    m0 = session.env_dict["m0"]

    umv(m0, 1.2)
    with pytest.raises(RuntimeError):
        umv(m0, 1, 2)
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    with pytest.raises(RuntimeError):
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        umv(1, m0)
    with pytest.raises(RuntimeError):
        umv()


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def test_umv_signature(session):
    assert str(umv.__signature__) == "(*args: 'motor1, pos1, motor2, pos2, ...')"


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@pytest.fixture
def capture_output_patch():
    orig_print = builtins.print
    from bliss.shell.cli.repl import CaptureOutput

    capout = CaptureOutput()
    capout.patch_print()
    yield
    builtins.print = orig_print


@pytest.mark.xfail()
def test_umv_shell(capfd, default_session, capture_output_patch):
    roby = default_session.config.get("roby")
    umv(roby, 1)
    output = capfd.readouterr().out.splitlines()
    # first 3 items are: empty line, motor name, empty line
    assert all(x != "" for x in output[3:])


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def test_umvr_lib_mode(capsys, default_session):
    """lprint should not show anything"""

    commands = (
        "from bliss.shell.standard import umv",
        "from bliss.config import static",
        "config = static.get_config()",
        "roby = config.get('roby')",
        "umv(roby,10)",
    )

    output, err, returncode = execute_in_subprocess(";".join(commands))

    assert "Moving," not in output
    assert "MockupAxis" not in output

    assert returncode == 0
    assert len(err) == 0


def test_sync_lib_mode(capsys, default_session):
    """lprint should not show anything"""
    commands = (
        "from bliss.shell.standard import sync",
        "from bliss.config import static",
        "config = static.get_config()",
        "roby = config.get('roby')",
        "sync(roby)",
    )

    output, err, returncode = execute_in_subprocess(";".join(commands))

    assert "Forcing axes synchronization with hardware" not in output

    assert returncode == 0
    assert len(err) == 0
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def test_open_silx(xvfb):
    # checking if the process opens without stdout errors
    process = _launch_silx()
    time.sleep(1)
    assert process.returncode is None
    process.terminate()
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def test_open_close_flint(test_session_without_flint):
    f = flint()
    assert f is not None
    pid = f.pid
    assert psutil.pid_exists(pid)
    f.close()
    process = psutil.Process(pid)
    psutil.wait_procs([process], timeout=1)
    assert not psutil.pid_exists(pid)


def test_open_kill_flint(test_session_without_flint):
    f = flint()
    assert f is not None
    pid = f.pid
    assert psutil.pid_exists(pid)
    f.kill9()
    process = psutil.Process(pid)
    psutil.wait_procs([process], timeout=1)
    assert not psutil.pid_exists(pid)