Export uptimetracker error (#4436)

Author: JonathanOppenheimer

vms/evm/uptimetracker/uptime_tracker.go

@@ -18,7 +18,7 @@ import (
 	"github.com/ava-labs/avalanchego/utils/timer/mockable"
 )
 
-var errValidationIDNotFound = errors.New("validationID not found")
+var ErrValidationIDNotFound = errors.New("validationID not found")
 
 // UptimeTracker tracks uptime information for validators
 type UptimeTracker struct {
@@ -69,7 +69,7 @@ func (u *UptimeTracker) GetUptime(validationID ids.ID) (
 	if !ok {
 		return 0, time.Time{}, fmt.Errorf(
 			"%w: %s",
-			errValidationIDNotFound,
+			ErrValidationIDNotFound,
 			validationID,
 		)
 	}

vms/evm/uptimetracker/uptime_tracker_test.go

@@ -37,7 +37,7 @@ func TestUptimeTracker_GetUptime(t *testing.T) {
 	}{
 		{
 			name:    "no validators",
-			wantErr: errValidationIDNotFound,
+			wantErr: ErrValidationIDNotFound,
 		},
 		{
 			name: "one validator",
@@ -83,7 +83,7 @@ func TestUptimeTracker_GetUptime(t *testing.T) {
 				},
 			},
 			validationID: ids.ID{1},
-			wantErr:      errValidationIDNotFound,
+			wantErr:      ErrValidationIDNotFound,
 		},
 		{
 			name: "one validator deactivated",
@@ -281,7 +281,7 @@ func TestUptimeTracker_GetUptime(t *testing.T) {
 				},
 			},
 			validationID: ids.ID{1},
-			wantErr:      errValidationIDNotFound,
+			wantErr:      ErrValidationIDNotFound,
 		},
 		{
 			name: "connected inactive validator becomes active",
@@ -363,7 +363,7 @@ func TestUptimeTracker_GetUptime(t *testing.T) {
 				},
 			},
 			validationID: ids.ID{1},
-			wantErr:      errValidationIDNotFound,
+			wantErr:      ErrValidationIDNotFound,
 		},
 		{
 			name: "validator has no updates",