made error message more meaningful

tests/core/test_flyer.py

@@ -338,7 +338,7 @@ def flying_plan():
     [
         (
             {
-                "number": 1,
+                "number_of_triggers": 1,
                 "trigger": DetectorTrigger.constant_gate,
                 "deadtime": 2,
                 "livetime": 2,
@@ -349,7 +349,7 @@ def flying_plan():
         ),
         (
             {
-                "number": 1,
+                "number_of_triggers": 1,
                 "trigger": "constant_gate",
                 "deadtime": 2,
                 "livetime": -1,
@@ -359,7 +359,7 @@ def flying_plan():
         ),
         (
             {
-                "number": 1,
+                "number_of_triggers": 1,
                 "trigger": DetectorTrigger.internal,
                 "deadtime": 2,
                 "livetime": 1,
@@ -370,7 +370,7 @@ def flying_plan():
         ),
         (
             {
-                "number": 1,
+                "number_of_triggers": 1,
                 "trigger": "not_in_enum",
                 "deadtime": 2,
                 "livetime": 1,
@@ -381,20 +381,24 @@ def flying_plan():
         ),
         (
             {
-                "number": -100,
+                "number_of_triggers": -100,
+                "trigger": "constant_gate",
+                "deadtime": 2,
+                "livetime": 1,
             },
-            "1 validation error for TriggerInfo\nnumber_of_triggers\n"
-            "  Field required [type=missing, input_value={'number': ",
+            "number_of_triggers.constrained-int\n  Input should be greater than or "
+            "equal to 0 [type=greater_than_equal, input_value=-100, input_type=int]",
         ),
         (
             {
-                "number": [1, 1, 1, 1, -100],
+                "number_of_triggers": [1, 1, 1, 1, -100],
                 "trigger": "constant_gate",
                 "deadtime": 2,
                 "livetime": 1,
             },
-            "1 validation error for TriggerInfo\nnumber_of_triggers\n"
-            "  Field required [type=missing, input_value={'number': ",
+            "number_of_triggers.list[constrained-int].4\n"
+            "  Input should be greater than or equal to 0 [type=greater_than_equal,"
+            " input_value=-100, input_type=int]\n",
         ),
     ],
 )