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package manners
import (
"net/http"
"testing"
)
// Tests that the server allows in-flight requests to complete before shutting
// down.
func TestGracefulness(t *testing.T) {
ready := make(chan bool)
done := make(chan bool)
exited := false
handler := newBlockingHandler(ready, done)
server := NewServer()
go func() {
err := server.ListenAndServe(":7000", handler)
if err != nil {
t.Error(err)
}
exited = true
}()
go func() {
_, err := http.Get("http://localhost:7000")
if err != nil {
t.Error(err)
}
}()
// This will block until the server is inside the handler function.
<-ready
server.Shutdown <- true
<-done
if exited {
t.Fatal("The request did not complete before server exited")
} else {
// The handler is being allowed to run to completion; test passes.
}
}
// Tests that the server begins to shut down when told to and does not accept
// new requests
func TestShutdown(t *testing.T) {
handler := newTestHandler()
server := NewServer()
exited := make(chan bool)
go func() {
err := server.ListenAndServe(":7100", handler)
if err != nil {
t.Error(err)
}
exited <- true
}()
server.Shutdown <- true
<-exited
_, err := http.Get("http://localhost:7100")
if err == nil {
t.Fatal("Did not receive an error when trying to connect to server.")
}
}
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