157 lines
4.8 KiB
Python
157 lines
4.8 KiB
Python
import pytest
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import time
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import threading
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import builtins
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from io import StringIO
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import colorama
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from contextlib import contextmanager
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from slic.utils.pv import PV
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from morbidissimo import MorIOC
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# === IOC simulé avec MorIOC ===
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@pytest.fixture(scope="module", autouse=True)
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def morioc_server():
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def run_ioc():
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with MorIOC("TEST") as mor:
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# Initialisation explicite à 0.0
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current_val = 0.0
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mor.host(VAL=float)
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while True:
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# Vérifie les nouvelles valeurs
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input_val = mor.get("VAL")
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if input_val is not None:
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current_val = input_val
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# Sert la valeur actuelle
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mor.serve(VAL=current_val)
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time.sleep(0.1)
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thread = threading.Thread(target=run_ioc, daemon=True)
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thread.start()
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time.sleep(1) # Attend que le serveur soit prêt
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yield
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# === Utils ===
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@pytest.fixture
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def capture_stdout(monkeypatch):
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buf = StringIO()
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monkeypatch.setattr("sys.stdout", buf)
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return buf
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@contextmanager
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def use_callback(pv, callback):
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cbid = pv.add_callback(callback)
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try:
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yield
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finally:
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pv.remove_callback(cbid)
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import re
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def strip_ansi(text):
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ansi_escape = re.compile(r'\x1b\[[0-9;]*m')
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return ansi_escape.sub('', text)
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# === Tests ===
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@pytest.mark.parametrize("value_new, value_before, show_bar, expected_color", [
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(25, 0, True, colorama.Fore.GREEN),
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(50, 25, True, colorama.Fore.GREEN),
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(75, 50, False, colorama.Fore.GREEN),
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(100, 75, True, colorama.Fore.GREEN),
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(150, 100, False, colorama.Fore.GREEN),
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(-50, 150, True, colorama.Fore.GREEN)
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])
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def test_put_with_progress_and_repr(value_new, value_before, show_bar, expected_color):
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pv = PV("TEST:VAL", connection_timeout=2.0)
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assert pv.wait_for_connection(timeout=2.0), "PV not connected"
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pv.put(value_before, wait=True)
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assert pv.get() == value_before
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# Capture tous les prints dans une liste
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printed_lines = []
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def fake_print(*args, **kwargs):
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line = " ".join(str(a) for a in args)
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printed_lines.append(line)
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# Monkeypatch print uniquement dans ce contexte
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original_print = builtins.print
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builtins.print = fake_print
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try:
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pv.put(value_new, show_progress=show_bar)
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finally:
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builtins.print = original_print
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printed_lines = [line for line in printed_lines if line.strip()]
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cleaned_lines = [strip_ansi(line) for line in printed_lines]
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# Initialisation bar
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if show_bar==True:
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matches = [line for line in cleaned_lines if f"| |" in line]
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assert matches, f"Expected bar not found in:\n" + "\n".join(printed_lines)
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# Vérifie que la bonne barre a été affichée au moins une fois
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matches = [line for line in cleaned_lines if f"|██████████████████████████████|" in line]
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assert matches, f"Expected bar not found in:\n" + "\n".join(printed_lines)
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# Vérifie que la couleur est bien utilisée (au moins une fois dans les lignes printées)
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color_matches = [line for line in printed_lines if expected_color in line]
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assert color_matches, "Expected color code not found"
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assert all(f"{value_new}" in line for line in printed_lines), "new value not in all lines"
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assert all(f"{value_before}" in line for line in printed_lines), "old value not in all lines"
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else :
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assert len(printed_lines) == 0
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# Vérifie que la valeur finale est correcte
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assert pv.get() == value_new
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def test_use_callback_context_manager():
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pv = PV("TEST:VAL", connection_timeout=2.0)
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assert pv.wait_for_connection(timeout=2.0), "PV not connected"
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pv.put(0.0, wait=True)
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seen_values = []
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def callback(value=None, **kwargs):
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seen_values.append(value)
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with pv.use_callback(callback):
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pv.put(42.0, wait=True)
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time.sleep(0.2) # laisse le temps au callback de se déclencher
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# Vérifie que le callback a bien été appelé
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assert 42.0 in seen_values
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with pv.use_callback(callback):
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pv.put(24.0, wait=True)
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time.sleep(0.2)
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assert 24.0 in seen_values
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with pv.use_callback(callback):
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pv.put(75.0, wait=True)
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time.sleep(0.2)
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assert 75.0 in seen_values
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def test_orig_repr_is_not_custom_repr():
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pv = PV("TEST:VAL", connection_timeout=2.0)
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custom = repr(pv)
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original = pv.orig_repr()
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# Check that the custom repr is not the same as the original
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assert custom != original
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# Check that the original repr looks like a real epics PV
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assert original.startswith("<PV ")
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assert "TEST:VAL" in original
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assert f'PV "TEST:VAL" at' in custom |