Files
uopi/internal/confmgr/snapshot_test.go
T
Martino Ferrari c0f7e662be Testing
2026-06-24 01:39:15 +02:00

84 lines
2.4 KiB
Go

package confmgr
import (
"errors"
"testing"
)
func TestSnapshotCapturesAndCoerces(t *testing.T) {
set := ConfigSet{
ID: "set1",
Name: "s",
Parameters: []Parameter{
{Key: "v", DS: "epics", Signal: "PSU:V", Type: TypeFloat},
{Key: "n", DS: "epics", Signal: "PSU:N", Type: TypeInt},
{Key: "en", DS: "epics", Signal: "PSU:EN", Type: TypeBool},
{Key: "mode", DS: "epics", Signal: "PSU:MODE", Type: TypeEnum, EnumValues: []string{"off", "low", "high"}},
{Key: "wf", DS: "epics", Signal: "PSU:WF", Type: TypeFloatArray},
{Key: "lbl", DS: "epics", Signal: "PSU:LBL", Type: TypeString},
},
}
live := map[string]any{
"PSU:V": 24.5,
"PSU:N": 3.0, // float reading → coerced to int64
"PSU:EN": int64(1), // numeric → bool true
"PSU:MODE": int64(2), // enum index → "high"
"PSU:WF": []float64{1, 2, 3},
"PSU:LBL": "ready",
}
res := Snapshot(set, func(_, signal string) (any, error) {
v, ok := live[signal]
if !ok {
return nil, errors.New("not read")
}
return v, nil
})
if res.Captured != 6 || res.Failed != 0 {
t.Fatalf("summary: captured=%d failed=%d", res.Captured, res.Failed)
}
if res.Values["v"] != 24.5 {
t.Errorf("v = %v, want 24.5", res.Values["v"])
}
if res.Values["n"] != int64(3) {
t.Errorf("n = %v (%T), want int64(3)", res.Values["n"], res.Values["n"])
}
if res.Values["en"] != true {
t.Errorf("en = %v, want true", res.Values["en"])
}
if res.Values["mode"] != "high" {
t.Errorf("mode = %v, want high", res.Values["mode"])
}
if res.Values["lbl"] != "ready" {
t.Errorf("lbl = %v, want ready", res.Values["lbl"])
}
// The captured values must validate against the set.
inst := ConfigInstance{SetID: set.ID, Values: res.Values}
if err := inst.ValidateAgainst(set); err != nil {
t.Errorf("snapshot values fail validation: %v", err)
}
}
func TestSnapshotReadFailureRecorded(t *testing.T) {
set := ConfigSet{
ID: "set1",
Name: "s",
Parameters: []Parameter{
{Key: "a", DS: "epics", Signal: "A", Type: TypeFloat},
{Key: "b", DS: "epics", Signal: "B", Type: TypeFloat},
},
}
res := Snapshot(set, func(_, signal string) (any, error) {
if signal == "B" {
return nil, errors.New("offline")
}
return 1.0, nil
})
if res.Captured != 1 || res.Failed != 1 {
t.Fatalf("summary: captured=%d failed=%d", res.Captured, res.Failed)
}
if _, ok := res.Values["b"]; ok {
t.Errorf("failed parameter must not appear in values")
}
}