9afeccb785
Object Cluster will be a entry point to intractions with kubernetes It will provide: - kubectl abstraction which will emulate kubectl apply and other commands (in the future) - kubernets client-go kubernetes interface which has all operations, including CRUD to kubernetes apps, core, extentions, etc... objects Change-Id: Ie2961f68a160e720c264c622c1124f283bded161
110 lines
3.0 KiB
Go
110 lines
3.0 KiB
Go
package kubectl_test
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import (
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"errors"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"sigs.k8s.io/kustomize/v3/pkg/fs"
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"opendev.org/airship/airshipctl/pkg/k8s/kubectl"
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k8sutils "opendev.org/airship/airshipctl/pkg/k8s/utils"
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"opendev.org/airship/airshipctl/testutil"
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k8stest "opendev.org/airship/airshipctl/testutil/k8sutils"
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)
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var (
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kubeconfigPath = "testdata/kubeconfig.yaml"
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fixtureDir = "testdata/"
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writeOutError = errors.New("writeOutError")
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TempFileError = errors.New("TempFileError")
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)
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type MockFileSystem struct {
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MockRemoveAll func() error
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MockTempFile func() (kubectl.File, error)
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fs.FileSystem
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}
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func (fsys MockFileSystem) RemoveAll(name string) error { return fsys.MockRemoveAll() }
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func (fsys MockFileSystem) TempFile(bufferDir string, prefix string) (kubectl.File, error) {
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return fsys.MockTempFile()
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}
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type TestFile struct {
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kubectl.File
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MockName func() string
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MockWrite func() (int, error)
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MockClose func() error
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}
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func (f TestFile) Name() string { return f.MockName() }
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func (f TestFile) Write([]byte) (int, error) { return f.MockWrite() }
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func (f TestFile) Close() error { return f.MockClose() }
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func TestNewKubectlFromKubeconfigPath(t *testing.T) {
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f := k8sutils.FactoryFromKubeconfigPath(kubeconfigPath)
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kctl := kubectl.NewKubectl(f).WithBufferDir("/tmp/.airship")
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assert.NotNil(t, kctl.Factory)
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assert.NotNil(t, kctl.FileSystem)
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assert.NotNil(t, kctl.IOStreams)
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}
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func TestApply(t *testing.T) {
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f := k8stest.NewFakeFactoryForRC(t, filenameRC)
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defer f.Cleanup()
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kctl := kubectl.NewKubectl(f).WithBufferDir("/tmp/.airship")
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kctl.Factory = f
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ao, err := kctl.ApplyOptions()
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require.NoError(t, err, "failed to get documents from bundle")
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ao.SetDryRun(true)
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b := testutil.NewTestBundle(t, fixtureDir)
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docs, err := b.GetByAnnotation("airshipit.org/initinfra")
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require.NoError(t, err, "failed to get documents from bundle")
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tests := []struct {
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name string
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expectedErr error
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fs kubectl.FileSystem
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}{
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{
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expectedErr: nil,
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fs: MockFileSystem{
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MockRemoveAll: func() error { return nil },
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MockTempFile: func() (kubectl.File, error) {
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return TestFile{
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MockName: func() string { return filenameRC },
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MockWrite: func() (int, error) { return 0, nil },
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MockClose: func() error { return nil },
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}, nil
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},
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},
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},
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{
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expectedErr: writeOutError,
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fs: MockFileSystem{
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MockTempFile: func() (kubectl.File, error) { return nil, writeOutError }},
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},
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{
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expectedErr: TempFileError,
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fs: MockFileSystem{
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MockRemoveAll: func() error { return nil },
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MockTempFile: func() (kubectl.File, error) {
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return TestFile{
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MockWrite: func() (int, error) { return 0, TempFileError },
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MockName: func() string { return filenameRC },
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MockClose: func() error { return nil },
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}, nil
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}},
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},
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}
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for _, test := range tests {
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kctl.FileSystem = test.fs
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assert.Equal(t, kctl.Apply(docs, ao), test.expectedErr)
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}
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}
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