func TestInitCmd_dryRun(t *testing.T) {
// This is purely defensive in this case.
home, err := ioutil.TempDir("", "helm_home")
if err != nil {
t.Fatal(err)
}
dbg := flagDebug
flagDebug = true
defer func() {
os.Remove(home)
flagDebug = dbg
}()
var buf bytes.Buffer
fake := testclient.Fake{}
cmd := &initCmd{
out: &buf,
home: helmpath.Home(home),
kubeClient: fake.Extensions(),
clientOnly: true,
dryRun: true,
}
if err := cmd.run(); err != nil {
t.Fatal(err)
}
if len(fake.Actions()) != 0 {
t.Error("expected no server calls")
}
var y map[string]interface{}
if err := yaml.Unmarshal(buf.Bytes(), &y); err != nil {
t.Errorf("Expected parseable YAML, got %q\n\t%s", buf.String(), err)
}
}
func TestInitCmd_clientOnly(t *testing.T) {
home, err := ioutil.TempDir("", "helm_home")
if err != nil {
t.Fatal(err)
}
defer os.Remove(home)
var buf bytes.Buffer
fake := testclient.Fake{}
cmd := &initCmd{out: &buf, home: helmpath.Home(home), kubeClient: fake.Extensions(), clientOnly: true}
if err := cmd.run(); err != nil {
t.Errorf("expected error: %v", err)
}
if len(fake.Actions()) != 0 {
t.Error("expected client call")
}
expected := "Not installing tiller due to 'client-only' flag having been set"
if !strings.Contains(buf.String(), expected) {
t.Errorf("expected %q, got %q", expected, buf.String())
}
}
func TestInitCmd(t *testing.T) {
home, err := ioutil.TempDir("", "helm_home")
if err != nil {
t.Fatal(err)
}
defer os.Remove(home)
var buf bytes.Buffer
fake := testclient.Fake{}
cmd := &initCmd{out: &buf, home: helmpath.Home(home), kubeClient: fake.Extensions()}
if err := cmd.run(); err != nil {
t.Errorf("expected error: %v", err)
}
actions := fake.Actions()
if action, ok := actions[0].(testclient.CreateAction); !ok || action.GetResource() != "deployments" {
t.Errorf("unexpected action: %v, expected create deployment", actions[0])
}
expected := "Tiller (the helm server side component) has been installed into your Kubernetes Cluster."
if !strings.Contains(buf.String(), expected) {
t.Errorf("expected %q, got %q", expected, buf.String())
}
}
