Fix GenericBackendV2 duration tests (#12136)

* Round fallback values and adjust test to rounded values * Remove duplicate key in test dict (cherry picked from commit f76f692)
Qiskit · Apr 4, 2024 · 1b19b9a · 1b19b9a
1 parent 770a86b
commit 1b19b9a
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Showing 2 changed files with 17 additions and 16 deletions.
diff --git a/qiskit/providers/fake_provider/generic_backend_v2.py b/qiskit/providers/fake_provider/generic_backend_v2.py
@@ -62,8 +62,8 @@
 
 # Fallback values for gates with unknown noise default ranges.
 _NOISE_DEFAULTS_FALLBACK = {
-    "1-q": (3e-8, 6e-8, 9e-5, 1e-4),
-    "multi-q": (8e-8, 9e-7, 1e-5, 5e-3),
+    "1-q": (2.997e-08, 5.994e-08, 9e-5, 1e-4),
+    "multi-q": (7.992e-08, 8.99988e-07, 5e-3),
 }
 
 # Ranges to sample qubit properties from.

diff --git a/test/python/providers/fake_provider/test_generic_backend_v2.py b/test/python/providers/fake_provider/test_generic_backend_v2.py
@@ -117,19 +117,20 @@ def test_duration_defaults(self):
 
         basis_gates = ["cx", "id", "rz", "sx", "x", "sdg", "rxx"]
         expected_durations = {
-            "cx": (8e-8, 9e-7),
-            "id": (3e-8, 6e-8),
+            "cx": (7.992e-08, 8.99988e-07),
+            "id": (2.997e-08, 5.994e-08),
             "rz": (0.0, 0.0),
-            "sx": (3e-8, 6e-8),
-            "x": (3e-8, 6e-8),
-            "measure": (7e-7, 1.5e-6),
-            "sdg": (3e-8, 6e-8),
-            "rxx": (8e-8, 9e-7),
+            "sx": (2.997e-08, 5.994e-08),
+            "x": (2.997e-08, 5.994e-08),
+            "measure": (6.99966e-07, 1.500054e-06),
+            "sdg": (2.997e-08, 5.994e-08),
+            "rxx": (7.992e-08, 8.99988e-07),
         }
-        target = GenericBackendV2(num_qubits=2, basis_gates=basis_gates).target
-        for inst in target:
-            for qargs in target.qargs_for_operation_name(inst):
-                duration = target[inst][qargs].duration
-                if inst not in ["delay", "reset"]:
-                    self.assertGreaterEqual(duration, expected_durations[inst][0])
-                    self.assertLessEqual(duration, expected_durations[inst][1])
+        for _ in range(20):
+            target = GenericBackendV2(num_qubits=2, basis_gates=basis_gates).target
+            for inst in target:
+                for qargs in target.qargs_for_operation_name(inst):
+                    duration = target[inst][qargs].duration
+                    if inst not in ["delay", "reset"]:
+                        self.assertGreaterEqual(duration, expected_durations[inst][0])
+                        self.assertLessEqual(duration, expected_durations[inst][1])