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https://github.com/k3s-io/kubernetes.git
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94 lines
2.4 KiB
Go
94 lines
2.4 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package crypto
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import (
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"testing"
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"github.com/lithammer/dedent"
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kubeadmconstants "k8s.io/kubernetes/cmd/kubeadm/app/constants"
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)
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func TestEncryptAndDecryptData(t *testing.T) {
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key1, err := CreateRandBytes(kubeadmconstants.CertificateKeySize)
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if err != nil {
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t.Fatal(err)
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}
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key2, err := CreateRandBytes(kubeadmconstants.CertificateKeySize)
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if err != nil {
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t.Fatal(err)
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}
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testData := []byte("Lorem ipsum dolor sit amet, consectetur adipiscing elit.")
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tests := map[string]struct {
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encryptKey []byte
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decryptKey []byte
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data []byte
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expectDecryptErr bool
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}{
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"can decrypt using the correct key": {
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encryptKey: key1,
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decryptKey: key1,
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data: testData,
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expectDecryptErr: false,
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},
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"can't decrypt using incorrect key": {
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encryptKey: key1,
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decryptKey: key2,
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data: testData,
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expectDecryptErr: true,
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},
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"can't decrypt without a key": {
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encryptKey: key1,
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decryptKey: []byte{},
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data: testData,
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expectDecryptErr: true,
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},
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}
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for name, test := range tests {
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t.Run(name, func(t2 *testing.T) {
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encryptedData, err := EncryptBytes(test.data, test.encryptKey)
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if err != nil {
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t2.Fatalf(dedent.Dedent(
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"EncryptBytes failed\nerror: %v"),
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err,
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)
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}
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decryptedData, err := DecryptBytes(encryptedData, test.decryptKey)
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if (err != nil) != test.expectDecryptErr {
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t2.Fatalf(dedent.Dedent(
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"DecryptBytes failed\nexpected error: %t\n\tgot: %t\nerror: %v"),
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test.expectDecryptErr,
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(err != nil),
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err,
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)
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}
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if (string(decryptedData) != string(test.data)) && !test.expectDecryptErr {
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t2.Fatalf(dedent.Dedent(
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"EncryptDecryptBytes failed\nexpected decryptedData equal to data\n\tgot: data=%q decryptedData=%q"),
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test.data,
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string(decryptedData),
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)
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}
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})
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}
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}
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