airshipctl/pkg/k8s/kubectl/kubectl_test.go

115 lines
3.5 KiB
Go

/*
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
https://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 kubectl_test
import (
"errors"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
corev1 "k8s.io/api/core/v1"
"opendev.org/airship/airshipctl/pkg/document"
"opendev.org/airship/airshipctl/pkg/fs"
"opendev.org/airship/airshipctl/pkg/k8s/kubectl"
k8sutils "opendev.org/airship/airshipctl/pkg/k8s/utils"
"opendev.org/airship/airshipctl/testutil"
testfs "opendev.org/airship/airshipctl/testutil/fs"
k8stest "opendev.org/airship/airshipctl/testutil/k8sutils"
)
var (
kubeconfigPath = "testdata/kubeconfig.yaml"
fixtureDir = "testdata/"
ErrWriteOutError = errors.New("ErrWriteOutError")
ErrTempFileError = errors.New("ErrTempFileError")
)
func TestNewKubectlFromKubeConfigPath(t *testing.T) {
f := k8sutils.FactoryFromKubeConfig(kubeconfigPath, "")
kctl := kubectl.NewKubectl(f).WithBufferDir("/tmp/.airship")
assert.NotNil(t, kctl.Factory)
assert.NotNil(t, kctl.FileSystem)
assert.NotNil(t, kctl.IOStreams)
}
func TestApply(t *testing.T) {
b := testutil.NewTestBundle(t, fixtureDir)
docs, err := b.GetByAnnotation("airshipit.org/initinfra")
require.NoError(t, err, "failed to get documents from bundle")
replicationController, err := b.SelectOne(document.NewSelector().ByKind("ReplicationController"))
require.NoError(t, err)
rcBytes, err := replicationController.AsYAML()
require.NoError(t, err)
f := k8stest.FakeFactory(t,
[]k8stest.ClientHandler{
&k8stest.GenericHandler{
Obj: &corev1.ReplicationController{},
Bytes: rcBytes,
URLPath: "/namespaces/%s/replicationcontrollers",
Namespace: replicationController.GetNamespace(),
},
})
defer f.Cleanup()
kctl := kubectl.NewKubectl(f).WithBufferDir("/tmp/.airship")
kctl.Factory = f
ao, err := kctl.ApplyOptions()
require.NoError(t, err, "failed to get documents from bundle")
ao.SetDryRun(true)
tests := []struct {
name string
expectedErr error
fs fs.FileSystem
}{
{
expectedErr: nil,
fs: testfs.MockFileSystem{
MockRemoveAll: func() error { return nil },
MockTempFile: func(string, string) (fs.File, error) {
return testfs.TestFile{
MockName: func() string { return filenameRC },
MockWrite: func([]byte) (int, error) { return 0, nil },
MockClose: func() error { return nil },
}, nil
},
},
},
{
expectedErr: ErrWriteOutError,
fs: testfs.MockFileSystem{
MockTempFile: func(string, string) (fs.File, error) { return nil, ErrWriteOutError }},
},
{
expectedErr: ErrTempFileError,
fs: testfs.MockFileSystem{
MockRemoveAll: func() error { return nil },
MockTempFile: func(string, string) (fs.File, error) {
return testfs.TestFile{
MockWrite: func([]byte) (int, error) { return 0, ErrTempFileError },
MockName: func() string { return filenameRC },
MockClose: func() error { return nil },
}, nil
}},
},
}
for _, test := range tests {
kctl.FileSystem = test.fs
assert.Equal(t, kctl.ApplyDocs(docs, ao), test.expectedErr)
}
}