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package health
import (
"context"
"net/http"
"net/http/httptest"
"net/url"
"testing"
"time"
)
func Test_health_overloaded_cancellation(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
time.Sleep(1 * time.Second)
w.WriteHeader(http.StatusOK)
}))
defer ts.Close()
ctx := context.Background()
ctx, cancel := context.WithCancel(ctx)
h := &health{
Addr: ts.URL,
stop: cancel,
}
var err error
h.healthURI, err = url.Parse(ts.URL)
if err != nil {
t.Fatal(err)
}
h.healthURI.Path = "/health"
stopped := make(chan struct{})
go func() {
h.overloaded(ctx)
stopped <- struct{}{}
}()
// wait for overloaded function to start atleast once
time.Sleep(1 * time.Second)
cancel()
select {
case <-stopped:
case <-time.After(5 * time.Second):
t.Fatal("overloaded function should have been cancelled")
}
}
|
