kops/pkg/kopscodecs/codecs_test.go

122 lines
3.0 KiB
Go

/*
Copyright 2017 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License 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 kopscodecs
import (
"reflect"
"strings"
"testing"
"time"
"github.com/MakeNowJust/heredoc/v2"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/kops/pkg/apis/kops/v1alpha2"
"k8s.io/kops/pkg/diff"
)
// An arbitrary timestamp for testing
var testTimestamp = metav1.Time{Time: time.Date(2017, 1, 1, 0, 0, 0, 0, time.UTC)}
func TestToVersionedYaml(t *testing.T) {
grid := []struct {
obj runtime.Object
expected string
}{
{
obj: &v1alpha2.Cluster{
ObjectMeta: metav1.ObjectMeta{
CreationTimestamp: testTimestamp,
Name: "hello",
},
Spec: v1alpha2.ClusterSpec{
KubernetesVersion: "1.2.3",
},
},
expected: heredoc.Doc(`
apiVersion: kops.k8s.io/v1alpha2
kind: Cluster
metadata:
creationTimestamp: "2017-01-01T00:00:00Z"
name: hello
spec:
kubernetesVersion: 1.2.3
`),
},
}
for _, g := range grid {
actualBytes, err := ToVersionedYaml(g.obj)
if err != nil {
t.Errorf("error from ToVersionedYaml: %v", err)
continue
}
actual := string(actualBytes)
actual = strings.TrimSpace(actual)
expected := strings.TrimSpace(g.expected)
if actual != expected {
t.Logf(diff.FormatDiff(actual, expected))
t.Errorf("actual != expected")
continue
}
}
}
func TestToVersionedJSON(t *testing.T) {
grid := []struct {
obj runtime.Object
expected string
}{
{
obj: &v1alpha2.Cluster{
ObjectMeta: metav1.ObjectMeta{
CreationTimestamp: testTimestamp,
Name: "hello",
},
Spec: v1alpha2.ClusterSpec{
KubernetesVersion: "1.2.3",
},
},
expected: "{\"kind\":\"Cluster\",\"apiVersion\":\"kops.k8s.io/v1alpha2\",\"metadata\":{\"name\":\"hello\",\"creationTimestamp\":\"2017-01-01T00:00:00Z\"},\"spec\":{\"kubernetesVersion\":\"1.2.3\"}}",
},
}
for _, g := range grid {
actualBytes, err := ToVersionedJSON(g.obj)
if err != nil {
t.Errorf("error from ToVersionedJSON: %v", err)
continue
}
actual := string(actualBytes)
actual = strings.TrimSpace(actual)
if actual != g.expected {
t.Logf(diff.FormatDiff(actual, g.expected))
t.Errorf("actual != expected")
continue
}
}
}
func TestRewriteAPIGroup(t *testing.T) {
input := []byte("apiVersion: kops/v1alpha2\nkind: Cluster")
expected := []byte("apiVersion: kops.k8s.io/v1alpha2\nkind: Cluster")
actual := rewriteAPIGroup(input)
if !reflect.DeepEqual(actual, expected) {
t.Errorf("unexpected return value, expected=%v, actual=%v", expected, actual)
}
}