func testObjKeys(t *testing.T) {
counter, countingValidator := createCountingValidator()
sch := v.Object(
v.ObjKeys(v.String()),
v.ObjKeys(v.Function(countingValidator)),
)
m := maep{
"a": nil,
"b": 1,
"c": true,
}
test(t, "only string objkeys", true, sch, m)
if *counter != 3 {
t.Fatalf("key counter should be 3, got %d", *counter)
}
m = maep{
"a": nil,
1: 1,
}
test(t, "!only string objkeys", false, sch, m)
}
// Validates config structure
func validateConfig(configMap map[string]interface{}) error {
schema := v.Object(v.ObjKeys(v.String()),
v.ObjValues(v.Array(v.ArrEach(v.Object(
v.ObjKV("docker", v.Object(
v.ObjKV("image", v.String()),
v.ObjKV("command", v.String()),
v.ObjKV("permissions", v.Optional(v.Object(
v.ObjKV("cwd", v.Boolean()),
))),
)),
)))),
)
if path, err := schema.Validate(configMap); err != nil {
return fmt.Errorf("Invalid hop definition at %s. Error (%s)",
path, err)
}
return nil
}
func init() {
// set up raw json data
rawJson := []byte(`
{
"status": true,
"data": {
"token": "CAFED00D",
"debug": 69306,
"items": [
{ "url": "https://news.ycombinator.com/", "comment": "clickbaits" },
{ "url": "http://golang.org/", "comment": "some darn gophers" },
{ "url": "http://www.kickstarter.com/", "comment": "opensource projects. yeah.." }
],
"ghost2": null,
"meta": {
"g": 1,
"xyzzy": 0.25,
"blöö": 0.5
}
}
}`)
// decode json
if err := json.Unmarshal(rawJson, &decoded); err != nil {
log.Panic("JSON parsing failed. Err =", err)
}
// set up a custom validator function
myValidatorFunc := func(data interface{}) (path string, err error) {
path = "myValidatorFunc"
validate, ok := data.(string)
if !ok {
return path, fmt.Errorf("expected string, got %v", reflect.TypeOf(data))
}
if validate != "CAFED00D" {
return path, fmt.Errorf("expected CAFED00D, got %s", validate)
}
return "", nil
}
// construct the schema which is used to validate data
schema = v.Object(
v.ObjKV("status", v.Boolean()),
v.ObjKV("data", v.Object(
v.ObjKV("token", v.Function(myValidatorFunc)),
v.ObjKV("debug", v.Number(v.NumMin(1), v.NumMax(99999))),
v.ObjKV("items", v.Array(v.ArrEach(v.Object(
v.ObjKV("url", v.String(v.StrMin(1))),
v.ObjKV("comment", v.Optional(v.String())),
)))),
v.ObjKV("ghost", v.Optional(v.String())),
v.ObjKV("ghost2", v.Optional(v.String())),
v.ObjKV("meta", v.Object(
v.ObjKeys(v.String()),
v.ObjValues(v.Or(v.Number(v.NumMin(.01), v.NumMax(1.1)), v.String())),
)),
)),
)
}