// Copyright 2016 Amazon.com, Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may
// not use this file except in compliance with the License. A copy of the
// License is located at
//
//	http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file is distributed
// on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
// express or implied. See the License for the specific language governing
// permissions and limitations under the License.

package cache

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestNullCache(t *testing.T) {
	credentialCache := NewNullCredentialsCache()

	entry := credentialCache.Get(testRegistryName)
	assert.Nil(t, entry)

	credentialCache.Set(testRegistryName, &testAuthEntry)

	entry = credentialCache.Get(testRegistryName)
	assert.Nil(t, entry)

	credentialCache.Clear()

	entries := credentialCache.List()
	assert.Empty(t, entries)
}