func TestInferTableSchema(t *testing.T) {
c, clean, err := aetest.NewContext()
if err != nil {
t.Fatal(err)
}
defer clean()
err = aetools.LoadJSON(c, datastoreStats, aetools.LoadSync)
s, err := bigquerysync.SchemaForKind(c, "Account")
if err != nil {
t.Fatal(err)
}
j, _ := json.Marshal(s)
t.Logf("Decoded schema: '%s'", string(j))
if len(s.Fields) != 4 {
t.Errorf("Unexpected field len: %d, expected 4", len(s.Fields))
}
for i, f := range s.Fields {
if f.Name == "" {
t.Errorf("Name of field %d is empty", i)
}
if f.Type == "" {
t.Errorf("Type of field %d is empty", i)
}
}
}
// SchemaHandler prints the JSON schema for a kind using the method
// bigquerysync.SchemaForKind.
func SchemaHandler(w http.ResponseWriter, r *http.Request) {
c := appengine.NewContext(r)
t := page{resp: w, req: r}
err := r.ParseForm()
if err != nil {
errorf(c, w, 400, "Invalid request: %v", err)
return
}
schema, err := bigquerysync.SchemaForKind(c, r.Form.Get("kind"))
if err != nil {
t.ServerError(err)
return
}
e := json.NewEncoder(w)
err = e.Encode(schema)
if err != nil {
t.ServerError(err)
}
}