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add existence func and unit test

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This commit is contained in:
Daniel Smith
2014-12-23 14:05:26 -08:00
parent 16c624b2e6
commit 7f46d420dd
4 changed files with 406 additions and 6 deletions
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109
pkg/kubectl/resource_printer_test.go
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@@ -292,7 +292,6 @@ func TestTemplateEmitsVersionedObjects(t *testing.T) {
func TestTemplatePanic(t *testing.T) {
tmpl := `{{and ((index .currentState.info "update-demo").state.running.startedAt) .currentState.info.net.state.running.startedAt}}`
// kind is always blank in memory and set on the wire
printer, err := NewTemplatePrinter([]byte(tmpl), testapi.Version(), api.Scheme)
if err != nil {
t.Fatalf("tmpl fail: %v", err)
@@ -307,6 +306,114 @@ func TestTemplatePanic(t *testing.T) {
}
}
func TestTemplateStrings(t *testing.T) {
// This unit tests the "exists" function as well as the template from update.sh
table := map[string]struct {
pod api.Pod
expect string
}{
"nilInfo": {api.Pod{}, "false"},
"emptyInfo": {api.Pod{Status: api.PodStatus{Info: api.PodInfo{}}}, "false"},
"containerExists": {
api.Pod{
Status: api.PodStatus{
Info: api.PodInfo{"update-demo": api.ContainerStatus{}},
},
},
"false",
},
"netExists": {
api.Pod{
Status: api.PodStatus{
Info: api.PodInfo{"net": api.ContainerStatus{}},
},
},
"false",
},
"bothExist": {
api.Pod{
Status: api.PodStatus{
Info: api.PodInfo{
"update-demo": api.ContainerStatus{},
"net": api.ContainerStatus{},
},
},
},
"false",
},
"oneValid": {
api.Pod{
Status: api.PodStatus{
Info: api.PodInfo{
"update-demo": api.ContainerStatus{},
"net": api.ContainerStatus{
State: api.ContainerState{
Running: &api.ContainerStateRunning{
StartedAt: util.Time{},
},
},
},
},
},
},
"false",
},
"bothValid": {
api.Pod{
Status: api.PodStatus{
Info: api.PodInfo{
"update-demo": api.ContainerStatus{
State: api.ContainerState{
Running: &api.ContainerStateRunning{
StartedAt: util.Time{},
},
},
},
"net": api.ContainerStatus{
State: api.ContainerState{
Running: &api.ContainerStateRunning{
StartedAt: util.Time{},
},
},
},
},
},
},
"true",
},
}
// The point of this test is to verify that the below template works. If you change this
// template, you need to update hack/e2e-suite/update.sh.
tmpl :=
`{{and (exists . "currentState" "info" "update-demo" "state" "running") (exists . "currentState" "info" "net" "state" "running")}}`
useThisToDebug := `
a: {{exists . "currentState"}}
b: {{exists . "currentState" "info"}}
c: {{exists . "currentState" "info" "update-demo"}}
d: {{exists . "currentState" "info" "update-demo" "state"}}
e: {{exists . "currentState" "info" "update-demo" "state" "running"}}
f: {{exists . "currentState" "info" "update-demo" "state" "running" "startedAt"}}`
_ = useThisToDebug // don't complain about unused var
printer, err := NewTemplatePrinter([]byte(tmpl), "v1beta1", api.Scheme)
if err != nil {
t.Fatalf("tmpl fail: %v", err)
}
for name, item := range table {
buffer := &bytes.Buffer{}
err = printer.PrintObj(&item.pod, buffer)
if err != nil {
t.Errorf("%v: unexpected err: %v", name, err)
continue
}
if e, a := item.expect, buffer.String(); e != a {
t.Errorf("%v: expected %v, got %v", name, e, a)
}
}
}
func TestPrinters(t *testing.T) {
om := func(name string) api.ObjectMeta { return api.ObjectMeta{Name: name} }
templatePrinter, err := NewTemplatePrinter([]byte("{{.name}}"), testapi.Version(), api.Scheme)