package validation

import (
	"testing"

	"k8s.io/kubernetes/pkg/util/fielderrors"

	configapi "github.com/openshift/origin/pkg/cmd/server/api"
)

func TestFailingKubeletArgs(t *testing.T) {
	args := configapi.ExtendedArguments{}
	args["port"] = []string{"invalid-value"}
	args["missing-key"] = []string{"value"}

	// [port: invalid value '[invalid-value]': could not be set: strconv.ParseUint: parsing "invalid-value": invalid syntax flag: invalid value 'missing-key': is not a valid flag]

	errs := ValidateKubeletExtendedArguments(args)

	if len(errs) != 2 {
		t.Fatalf("expected 2 errors, not %v", errs)
	}

	var (
		portErr    *fielderrors.ValidationError
		missingErr *fielderrors.ValidationError
	)
	for _, uncastErr := range errs {
		err, ok := uncastErr.(*fielderrors.ValidationError)
		if !ok {
			t.Errorf("expected validationerror, not %v", err)
			continue
		}

		switch err.Field {
		case "port":
			portErr = err
		case "flag":
			missingErr = err
		}
	}

	if portErr == nil {
		t.Fatalf("missing port")
	}
	if missingErr == nil {
		t.Fatalf("missing missing-key")
	}

	if e, a := "port", portErr.Field; e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	if e, a := "invalid-value", portErr.BadValue.(string); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	if e, a := `could not be set: strconv.ParseUint: parsing "invalid-value": invalid syntax`, portErr.Detail; e != a {
		t.Errorf("expected %v, got %v", e, a)
	}

	if e, a := "flag", missingErr.Field; e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	if e, a := "missing-key", missingErr.BadValue.(string); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	if e, a := `is not a valid flag`, missingErr.Detail; e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
}