diff --git a/tests/test_utils_hastepics.py b/tests/test_utils_hastepics.py
new file mode 100644
index 000000000..0208c2d05
--- /dev/null
+++ b/tests/test_utils_hastepics.py
@@ -0,0 +1,182 @@
+import time
+import threading
+import pytest
+import epics
+from epics.pv import PV
+from slic.utils.hastyepics import *
+from morbidissimo import MorIOC
+
+# IOC simulation
+@pytest.fixture(scope="module", autouse=True)
+def morioc_server():
+    """Démarre un IOC simulé pour tous les tests."""
+    def run_ioc():
+        with MorIOC("TEST:SIM:") as mor:
+            current_val = 0.0
+            mor.host(
+                VAL=float,
+                RBV=float,
+                STATUS={"type": "enum", "enums": ["IDLE", "MOVING", "DONE"]},
+                disabled=int,  # pour tester suppression
+            )
+            while True:
+                val_in = mor.get("VAL")
+                if val_in is not None:
+                    current_val = val_in
+                mor.serve(
+                    VAL=current_val,
+                    RBV=current_val,
+                    STATUS=0,
+                    disabled=0,
+                    RTYP="motor"  # pour que epics.Motor original accepte
+                )
+                time.sleep(0.05)
+
+    t = threading.Thread(target=run_ioc, daemon=True)
+    t.start()
+    time.sleep(0.5)
+    yield
+
+
+def test_get_pv_connect_false_and_true():
+    pv = get_pv("TEST:SIM:VAL", connect=False)
+    assert isinstance(pv, PV)
+    assert not pv.connected
+
+    pv2 = get_pv("TEST:SIM:VAL", connect=True, timeout=2.0)
+    assert pv2.connected
+
+
+def test_motor_init_strips_suffixes():
+    m1 = Motor("TEST:SIM:M1.VAL")
+    assert m1._prefix == "TEST:SIM:M1"
+
+    m2 = Motor("TEST:SIM:M2.")
+    assert m2._prefix == "TEST:SIM:M2"
+
+    m3 = Motor("TEST:SIM:M3")
+    assert m3._prefix == "TEST:SIM:M3"
+
+
+def test_motor_invalid_name_raises():
+    with pytest.raises(MotorException):
+        Motor(None)
+
+
+def test_motor_init_list_and_extras():
+    m = Motor("TEST:SIM:M4")
+    assert "disabled" not in m._init_list
+    assert "disabled" not in m._extras
+    assert len(m._init_list) > 0
+    assert len(m._extras) > 0
+
+    for attr in m._init_list:
+        pv = getattr(m, attr)
+        assert isinstance(pv, PV)
+        assert not pv.connected
+
+    for attr_name, suffix in m._extras.items():
+        pv = getattr(m, attr_name)
+        assert isinstance(pv, PV)
+        assert pv.pvname == f"TEST:SIM:M4{suffix}"
+
+
+def test_motor_pv_method_connects_and_reads():
+    m = Motor("TEST:SIM:M5")
+    pv_val = m.PV("VAL", connect=True, timeout=1.0)
+    assert pv_val.connected
+    pv_val.put(123.0)
+    time.sleep(0.1)
+    assert pv_val.get() == 123.0
+
+
+def test_motor_reads_enum_status():
+    m = Motor("TEST:SIM:M6")
+    pv_status = m.PV("STATUS", connect=True)
+    allowed = pv_status.enum_strs
+    assert allowed == ["IDLE", "MOVING", "DONE"]
+
+
+def test_speedup_get_pv():
+    """Test que get_pv optimisé est plus rapide que epics.get_pv."""
+    N = 10
+    t0 = time.perf_counter()
+    for _ in range(N):
+        get_pv("TEST:SIM:M1.VAL", connect=False)
+    t1 = time.perf_counter()
+
+    t2 = time.perf_counter()
+    for _ in range(N):
+        epics.get_pv("TEST:SIM:M1.VAL", connect=False)
+    t3 = time.perf_counter()
+
+    fast_time = t1 - t0
+    slow_time = t3 - t2
+    assert fast_time < slow_time, (
+        f"get_pv optimisé ({fast_time:.6f}s) plus lent que EPICS ({slow_time:.6f}s)"
+    )
+
+
+def test_speedup_motor_instantiation():
+    """Test que Motor optimisé est plus rapide à instancier que epics.Motor."""
+    N = 10
+    t0 = time.perf_counter()
+    for _ in range(N):
+        Motor("TEST:SIM:M2")
+    t1 = time.perf_counter()
+
+    t2 = time.perf_counter()
+    for _ in range(N):
+        epics.Motor("TEST:SIM:M3")
+    t3 = time.perf_counter()
+
+    fast_time = t1 - t0
+    slow_time = t3 - t2
+    assert fast_time < slow_time, (
+        f"Motor optimisé ({fast_time:.6f}s) plus lent que EPICS.Motor ({slow_time:.6f}s)"
+    )
+
+
+def test_speedup_motor_PV():
+    """Test que Motor.PV optimisé est plus rapide avec connect=False."""
+    m_epics = epics.Motor("TEST:SIM:M4")
+    t0 = time.perf_counter()
+    pv_epics = m_epics.PV("VAL", connect=True, timeout=1.0)
+    t1 = time.perf_counter()
+
+    m_fast = Motor("TEST:SIM:M5")
+    t2 = time.perf_counter()
+    pv_fast = m_fast.PV("VAL", connect=False, timeout=1.0)
+    t3 = time.perf_counter()
+
+    assert pv_epics.connected
+    assert pv_fast.connected
+
+    slow_time = t1 - t0
+    fast_time = t3 - t2
+    assert fast_time < slow_time, (
+        f"Motor.PV optimisé ({fast_time:.6f}s) plus lent que EPICS.Motor.PV ({slow_time:.6f}s)"
+    )
+
+
+def test_motor_init_list_attrs_created():
+    m = Motor("TEST:SIM:M10")
+    for attr in m._init_list:
+        pv = getattr(m, attr)
+        assert isinstance(pv, PV), f"{attr} n'est pas un PV"
+        assert not pv.connected, f"{attr} devrait être non connecté au départ"
+
+
+def test_motor_extras_attrs_correct():
+    m = Motor("TEST:SIM:M11")
+    for key, suffix in m._extras.items():
+        assert hasattr(m, key), f"{key} manquant dans Motor"
+        pv = getattr(m, key)
+        assert isinstance(pv, PV)
+        assert pv.pvname == f"TEST:SIM:M11{suffix}"
+
+
+def test_motor_callbacks_empty():
+    m = Motor("TEST:SIM:M12")
+    assert isinstance(m._callbacks, dict)
+    assert m._callbacks == {}
\ No newline at end of file