caddy/caddyconfig/httploader_test.go

77 lines
1.9 KiB
Go

// Copyright 2015 Matthew Holt and The Caddy Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package caddyconfig
import (
"context"
"errors"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/caddyserver/caddy/v2"
)
func TestHTTPLoaderLoadConfigRespectsContextCancellation(t *testing.T) {
requestStarted := make(chan struct{})
requestCanceled := make(chan struct{})
stopServer := make(chan struct{})
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
close(requestStarted)
select {
case <-r.Context().Done():
close(requestCanceled)
case <-stopServer:
}
}))
t.Cleanup(func() {
close(stopServer)
srv.Close()
})
ctx, cancel := caddy.NewContext(caddy.Context{Context: context.Background()})
loader := HTTPLoader{URL: srv.URL}
errCh := make(chan error, 1)
go func() {
_, err := loader.LoadConfig(ctx)
errCh <- err
}()
select {
case <-requestStarted:
case <-time.After(time.Second):
t.Fatal("request did not reach test server")
}
cancel()
select {
case err := <-errCh:
if !errors.Is(err, context.Canceled) {
t.Fatalf("expected context cancellation error, got %v", err)
}
case <-time.After(time.Second):
t.Fatal("LoadConfig did not return after context cancellation")
}
select {
case <-requestCanceled:
case <-time.After(time.Second):
t.Fatal("request context was not canceled")
}
}