Files
kustomize/pkg/validators/validators.go
2019-06-23 19:59:01 +09:00

109 lines
2.6 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
// Package validators defines a FakeValidator that can be used in tests
package validators
import (
"errors"
"regexp"
"testing"
)
// FakeValidator can be used in tests.
type FakeValidator struct {
happy bool
called bool
t *testing.T
}
// SAD is an error string.
const SAD = "i'm not happy Bob, NOT HAPPY"
// MakeHappyMapValidator makes a FakeValidator that always passes.
func MakeHappyMapValidator(t *testing.T) *FakeValidator {
return &FakeValidator{happy: true, t: t}
}
// MakeSadMapValidator makes a FakeValidator that always fails.
func MakeSadMapValidator(t *testing.T) *FakeValidator {
return &FakeValidator{happy: false, t: t}
}
// MakeFakeValidator makes an empty Fake Validator.
func MakeFakeValidator() *FakeValidator {
return &FakeValidator{}
}
// ErrIfInvalidKey returns nil
func (v *FakeValidator) ErrIfInvalidKey(k string) error {
return nil
}
// IsEnvVarName returns nil
func (v *FakeValidator) IsEnvVarName(k string) error {
return nil
}
// MakeAnnotationValidator returns a nil function
func (v *FakeValidator) MakeAnnotationValidator() func(map[string]string) error {
return nil
}
// MakeAnnotationNameValidator returns a nil function
func (v *FakeValidator) MakeAnnotationNameValidator() func([]string) error {
return nil
}
// MakeLabelValidator returns a nil function
func (v *FakeValidator) MakeLabelValidator() func(map[string]string) error {
return nil
}
// MakeLabelNameValidator returns a nil function
func (v *FakeValidator) MakeLabelNameValidator() func([]string) error {
return nil
}
// ValidateNamespace validates namespace by regexp
func (v *FakeValidator) ValidateNamespace(s string) []string {
pattern := regexp.MustCompile(`^[a-zA-Z].*`)
if pattern.MatchString(s) {
return nil
}
return []string{"doesn't match"}
}
// Validator replaces apimachinery validation in tests.
// Can be set to fail or succeed to test error handling.
// Can confirm if run or not run by surrounding code.
func (v *FakeValidator) Validator(_ map[string]string) error {
v.called = true
if v.happy {
return nil
}
return errors.New(SAD)
}
func (v *FakeValidator) ValidatorArray(_ []string) error {
v.called = true
if v.happy {
return nil
}
return errors.New(SAD)
}
// VerifyCall returns true if Validator was used.
func (v *FakeValidator) VerifyCall() {
if !v.called {
v.t.Errorf("should have called Validator")
}
}
// VerifyNoCall returns true if Validator was not used.
func (v *FakeValidator) VerifyNoCall() {
if v.called {
v.t.Errorf("should not have called Validator")
}
}