// In normal operation, we expect one access log entry,
// and one data collector entry. Let's assume both will succeed.
// We should return a HTTP 200 status.
func TestCollectSuccessfully(t *testing.T) {
dataCollectorMock := mocks.NewSyncProducer(t, nil)
dataCollectorMock.ExpectSendMessageAndSucceed()
accessLogProducerMock := mocks.NewAsyncProducer(t, nil)
accessLogProducerMock.ExpectInputAndSucceed()
// Now, use dependency injection to use the mocks.
s := &Server{
DataCollector: dataCollectorMock,
AccessLogProducer: accessLogProducerMock,
}
// The Server's Close call is important; it will call Close on
// the two mock producers, which will then validate whether all
// expectations are resolved.
defer safeClose(t, s)
req, err := http.NewRequest("GET", "http://example.com/?data", nil)
if err != nil {
t.Fatal(err)
}
res := httptest.NewRecorder()
s.Handler().ServeHTTP(res, req)
if res.Code != 200 {
t.Errorf("Expected HTTP status 200, found %d", res.Code)
}
if string(res.Body.Bytes()) != "Your data is stored with unique identifier important/0/1" {
t.Error("Unexpected response body", res.Body)
}
}
func TestClose(t *testing.T) {
p := Producer{}
sync_producer := mocks.NewSyncProducer(t, nil)
p.producer = sync_producer
p.Close()
sync_producer.ExpectSendMessageAndSucceed()
msg := &sarama.ProducerMessage{Topic: "test", Value: sarama.StringEncoder("message")}
_, _, err := p.producer.SendMessage(msg)
if err != nil {
t.Errorf("extected SyncProducer to be closed, but no error after sending message")
}
}
func TestSendMessage(t *testing.T) {
var result bool
error := errors.New("fail")
sync_producer := mocks.NewSyncProducer(t, nil)
p := Producer{producer: sync_producer}
sync_producer.ExpectSendMessageAndSucceed()
result = p.SendMessage("test", "test message")
if !result {
t.Errorf("expected message to be sent, SendMessage() returned %v", result)
}
sync_producer.ExpectSendMessageAndFail(error)
result = p.SendMessage("test", "test message")
if result {
t.Errorf("expected message not to be sent, SendMessage() returned %v", result)
}
}
// Create a new producer whose next "Send" on ChainPartition gives you blob #offset.
func mockNewProducer(t *testing.T, cp ChainPartition, offset int64, disk chan *ab.KafkaMessage) Producer {
mp := &mockProducerImpl{
producer: mocks.NewSyncProducer(t, nil),
checker: nil,
disk: disk,
producedOffset: 0,
isSetup: make(chan struct{}),
t: t,
}
mp.init(cp, offset)
if mp.producedOffset == offset-1 {
close(mp.isSetup)
} else {
mp.t.Fatal("Mock producer failed to initialize itself properly")
}
return mp
}
// In normal operation, we expect one access log entry,
// and one data collector entry. Let's assume both will succeed.
// We should return a HTTP 200 status.
func TestCollectSuccessfully(t *testing.T) {
dataCollectorMock := mocks.NewSyncProducer(t, nil)
dataCollectorMock.ExpectSendMessageAndSucceed()
// Now, use dependency injection to use the mocks.
s := &Server{
DataCollector: dataCollectorMock,
}
// The Server's Close call is important; it will call Close on
// the two mock producers, which will then validate whether all
// expectations are resolved.
defer safeClose(t, s)
var kmsg KafkaMsg = KafkaMsg{
Topic: "TestTopic",
Key: "TestKey",
Value: "my test value",
}
b, err := json.Marshal(kmsg)
if err != nil {
fmt.Println("Could not marshal json")
return
}
req, err := http.NewRequest("POST", "http://localhost/", bytes.NewBuffer(b))
//req, err := http.NewRequest("GET", "http://example.com/?data", nil)
if err != nil {
t.Fatal(err)
}
res := httptest.NewRecorder()
s.Handler().ServeHTTP(res, req)
if res.Code != 200 {
t.Errorf("Expected HTTP status 200, found %d", res.Code)
}
if string(res.Body.Bytes()) != "Your data is stored with unique identifier important/0/1" {
t.Error("Unexpected response body", res.Body)
}
}
// We don't expect any data collector calls because the path is wrong,
// so we are not setting any expectations on the dataCollectorMock. It
// will still generate an access log entry though.
func TestWrongPath(t *testing.T) {
dataCollectorMock := mocks.NewSyncProducer(t, nil)
s := &Server{
DataCollector: dataCollectorMock,
}
defer safeClose(t, s)
req, err := http.NewRequest("GET", "http://example.com/wrong?data", nil)
if err != nil {
t.Fatal(err)
}
res := httptest.NewRecorder()
s.Handler().ServeHTTP(res, req)
if res.Code != 404 {
t.Errorf("Expected HTTP status 404, found %d", res.Code)
}
}
// Now, let's see if we handle the case of not being able to produce
// to the data collector properly. In this case we should return a 500 status.
func TestCollectionFailure(t *testing.T) {
dataCollectorMock := mocks.NewSyncProducer(t, nil)
dataCollectorMock.ExpectSendMessageAndFail(sarama.ErrRequestTimedOut)
accessLogProducerMock := mocks.NewAsyncProducer(t, nil)
accessLogProducerMock.ExpectInputAndSucceed()
s := &Server{
DataCollector: dataCollectorMock,
AccessLogProducer: accessLogProducerMock,
}
defer safeClose(t, s)
req, err := http.NewRequest("GET", "http://example.com/?data", nil)
if err != nil {
t.Fatal(err)
}
res := httptest.NewRecorder()
s.Handler().ServeHTTP(res, req)
if res.Code != 500 {
t.Errorf("Expected HTTP status 500, found %d", res.Code)
}
}
