mirror of
https://github.com/caddyserver/caddy.git
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94 lines
2.5 KiB
Go
94 lines
2.5 KiB
Go
// Copyright 2015 Light Code Labs, LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package proxy
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import (
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"net"
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"net/http"
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"net/http/httptest"
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"net/url"
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"strconv"
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"testing"
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)
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const (
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expectedResponse = "response from request proxied to upstream"
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expectedStatus = http.StatusOK
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)
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var upstreamHost *httptest.Server
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func setupTest() {
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upstreamHost = httptest.NewServer(http.HandlerFunc(
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func(w http.ResponseWriter, r *http.Request) {
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if r.URL.Path == "/test-path" {
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w.WriteHeader(expectedStatus)
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w.Write([]byte(expectedResponse))
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} else {
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w.WriteHeader(404)
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w.Write([]byte("Not found"))
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}
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}))
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}
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func tearDownTest() {
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upstreamHost.Close()
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}
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func TestSingleSRVHostReverseProxy(t *testing.T) {
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setupTest()
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defer tearDownTest()
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target, err := url.Parse("srv://test.upstream.service")
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if err != nil {
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t.Errorf("Failed to parse target URL. %s", err.Error())
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}
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upstream, err := url.Parse(upstreamHost.URL)
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if err != nil {
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t.Errorf("Failed to parse test server URL [%s]. %s", upstreamHost.URL, err.Error())
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}
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pp, err := strconv.Atoi(upstream.Port())
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if err != nil {
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t.Errorf("Failed to parse upstream server port [%s]. %s", upstream.Port(), err.Error())
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}
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port := uint16(pp)
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rp := NewSingleHostReverseProxy(target, "", http.DefaultMaxIdleConnsPerHost)
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rp.srvResolver = testResolver{
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result: []*net.SRV{
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{Target: upstream.Hostname(), Port: port, Priority: 1, Weight: 1},
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},
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}
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resp := httptest.NewRecorder()
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req, err := http.NewRequest("GET", "http://test.host/test-path", nil)
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if err != nil {
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t.Errorf("Failed to create new request. %s", err.Error())
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}
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err = rp.ServeHTTP(resp, req, nil)
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if err != nil {
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t.Errorf("Failed to perform reverse proxy to upstream host. %s", err.Error())
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}
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if resp.Body.String() != expectedResponse {
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t.Errorf("Unexpected proxy response received. Expected: '%s', Got: '%s'", expectedResponse, resp.Body.String())
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}
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if resp.Code != expectedStatus {
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t.Errorf("Unexpected proxy status. Expected: '%d', Got: '%d'", expectedStatus, resp.Code)
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}
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}
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