func TestConfigKeyHandler_BadRequest(t *testing.T) {
ch := make(chan int)
key := "SIZE"
conn := NewConn()
conn.Config = config.NewConfig()
conn.Config.Set(key, ch)
input := []struct {
method string
payload io.Reader
}{
{"GET", nil},
{"POST", nil},
{"POST", bytes.NewBuffer([]byte("{"))},
}
for _, in := range input {
request, err := http.NewRequest(in.method,
fmt.Sprintf("/_config/%s", key), in.payload)
if err != nil {
t.Fatal(err)
}
response := httptest.NewRecorder()
configKeyHandle := conn.configKeyHandler(key)
configKeyHandle.ServeHTTP(response, request)
if response.Code != http.StatusBadRequest {
t.Errorf("response code is %v, expected %v", response.Code, http.StatusBadRequest)
}
}
}
// NewConn creates and returns a new piladb connection.
func NewConn() *Conn {
conn := &Conn{}
conn.Pila = pila.NewPila()
conn.Config = config.NewConfig().Default()
conn.Status = NewStatus(version.CommitHash(), time.Now(), MemStats())
return conn
}
func TestConfigHandler_GET_BadRequest(t *testing.T) {
ch := make(chan int)
conn := NewConn()
conn.Config = config.NewConfig()
conn.Config.Set("SIZE", ch)
request, err := http.NewRequest("GET", "/_config", nil)
if err != nil {
t.Fatal(err)
}
response := httptest.NewRecorder()
conn.configHandler(response, request)
if response.Code != http.StatusBadRequest {
t.Errorf("response code is %v, expected %v", response.Code, http.StatusBadRequest)
}
}
func TestConfigKeyHandler_Gone(t *testing.T) {
key := "no-exist"
conn := NewConn()
conn.Config = config.NewConfig()
request, err := http.NewRequest("GET", fmt.Sprintf("/_config/%s", key), nil)
if err != nil {
t.Fatal(err)
}
response := httptest.NewRecorder()
configKeyHandle := conn.configKeyHandler(key)
configKeyHandle.ServeHTTP(response, request)
if response.Code != http.StatusGone {
t.Errorf("response code is %v, expected %v", response.Code, http.StatusGone)
}
}
func TestConfigHandler_GET(t *testing.T) {
conn := NewConn()
conn.Config = config.NewConfig()
conn.Config.Set("SIZE", 2)
conn.Config.Set("PORT", "1205")
conn.Config.Set("PORT", "8080")
inputOutput := []struct {
input, output string
}{
{"/_config", `{"stacks":{"PORT":"8080","SIZE":2}}`},
}
for _, io := range inputOutput {
request, err := http.NewRequest("GET", io.input, nil)
if err != nil {
t.Fatal(err)
}
response := httptest.NewRecorder()
conn.configHandler(response, request)
if contentType := response.Header().Get("Content-Type"); contentType != "application/json" {
t.Errorf("Content-Type is %v, expected %v", contentType, "application/json")
}
if response.Code != http.StatusOK {
t.Errorf("response code is %v, expected %v", response.Code, http.StatusOK)
}
config, err := ioutil.ReadAll(response.Body)
if err != nil {
t.Fatal(err)
}
if string(config) != io.output {
t.Errorf("config is %s, expected %s", string(config), io.output)
}
}
}
func TestConfigKeyHandler(t *testing.T) {
conn := NewConn()
conn.Config = config.NewConfig()
conn.Config.Set(vars.MaxStackSize, 2)
element := pila.Element{Value: 2}
expectedElementJSON, _ := element.ToJSON()
newElement := pila.Element{Value: 10}
expectedNewElementJSON, _ := newElement.ToJSON()
inputOutput := []struct {
input struct {
method, key string
payload io.Reader
}
output struct {
value interface{}
response []byte
}
}{
{struct {
method, key string
payload io.Reader
}{"GET", vars.MaxStackSize, nil},
struct {
value interface{}
response []byte
}{2, expectedElementJSON},
},
{struct {
method, key string
payload io.Reader
}{"POST", vars.MaxStackSize, bytes.NewBuffer(expectedNewElementJSON)},
struct {
value interface{}
response []byte
}{10, expectedNewElementJSON},
},
}
for _, io := range inputOutput {
request, err := http.NewRequest(io.input.method,
fmt.Sprintf("/_config/%s", io.input.key),
io.input.payload)
if err != nil {
t.Fatal(err)
}
response := httptest.NewRecorder()
configKeyHandle := conn.configKeyHandler(io.input.key)
configKeyHandle.ServeHTTP(response, request)
if value := conn.Config.MaxStackSize(); value != io.output.value {
t.Errorf("value is %d, expected %d", value, io.output.value)
}
if contentType := response.Header().Get("Content-Type"); contentType != "application/json" {
t.Errorf("Content-Type is %v, expected %v", contentType, "application/json")
}
if response.Code != http.StatusOK {
t.Errorf("response code is %v, expected %v", response.Code, http.StatusOK)
}
responseJSON, err := ioutil.ReadAll(response.Body)
if err != nil {
t.Fatal(err)
}
if string(responseJSON) != string(io.output.response) {
t.Errorf("response is %s, expected %s", string(responseJSON), string(io.output.response))
}
}
}