Files
logwisp/internal/sink/http/http_test.go
T

122 lines
3.3 KiB
Go

package http
import (
"bufio"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"time"
"logwisp/internal/sink"
)
func TestStatusReportsQueueAndConnectionBounds(t *testing.T) {
httpSink, _ := newTestHTTPSink(t, map[string]any{
"buffer_size": int64(4096),
"client_buffer_size": int64(512),
"max_connections": int64(32),
})
recorder := httptest.NewRecorder()
httpSink.handleStatus(recorder, httptest.NewRequest("GET", "/status", nil))
if recorder.Code != 200 {
t.Fatalf("status code = %d", recorder.Code)
}
var response struct {
Server map[string]any `json:"server"`
}
if err := json.NewDecoder(recorder.Body).Decode(&response); err != nil {
t.Fatal(err)
}
for key, want := range map[string]float64{
"buffer_size": 4096,
"client_buffer_size": 512,
"max_connections": 32,
"write_timeout_ms": 5000,
} {
if got := response.Server[key]; got != want {
t.Errorf("server.%s = %v, want %v", key, got, want)
}
}
stats := httpSink.GetStats()
details := stats.Details
for key, want := range map[string]int64{
"buffer_size": 4096,
"client_buffer_size": 512,
"max_connections": 32,
"write_timeout_ms": 5000,
} {
if got := details[key]; got != want {
t.Errorf("details[%q] = %v, want %v", key, got, want)
}
}
var _ sink.Sink = httpSink
}
// A stream carrying nothing still refreshes its session. Log traffic is what
// bumps activity otherwise, so a quiet source would idle-expire a healthy client
// and the broker would evict it on the next entry.
func TestQuietStreamRefreshesItsSession(t *testing.T) {
httpSink, manager := newTestHTTPSink(t, nil)
httpSink.keepalive = 100 * time.Millisecond
client, baseURL := serveTestHTTPSink(t, httpSink)
resp, err := client.Get(baseURL + "/stream")
if err != nil {
t.Fatal(err)
}
t.Cleanup(func() { _ = resp.Body.Close() })
activity := func() time.Time {
for _, s := range manager.GetActiveSessions() {
return s.LastActivity
}
t.Fatal("no session for the connected client")
return time.Time{}
}
before := activity()
if before.IsZero() {
t.Fatal("stream session was not registered")
}
scanner := bufio.NewScanner(resp.Body)
heartbeats := 0
for heartbeats < 2 && scanner.Scan() {
if scanner.Text() == ":" {
heartbeats++
}
}
if err := scanner.Err(); err != nil {
t.Fatal(err)
}
if heartbeats != 2 {
t.Fatal("stream ended before two keepalives")
}
if after := activity(); !after.After(before) {
t.Fatalf("last activity %v did not advance after keepalives from %v", after, before)
}
}
// HEAD on the stream path is refused rather than served from the GET pattern:
// its body writes are discarded, so the client it would register never reads.
func TestHeadOnStreamPathIsRefused(t *testing.T) {
httpSink, manager := newTestHTTPSink(t, nil)
client, baseURL := serveTestHTTPSink(t, httpSink)
resp, err := client.Head(baseURL + "/stream")
if err != nil {
t.Fatal(err)
}
resp.Body.Close()
if resp.StatusCode != http.StatusMethodNotAllowed {
t.Fatalf("HEAD /stream = %d, want %d", resp.StatusCode, http.StatusMethodNotAllowed)
}
if got := resp.Header.Get("Allow"); got != http.MethodGet {
t.Errorf("Allow = %q, want %q", got, http.MethodGet)
}
if n := manager.GetSessionCount(); n != 0 {
t.Errorf("sessions after HEAD = %d, want 0", n)
}
}