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38098f8c95
Prometheus is Apache 2 licensed, and most source files have the appropriate copyright license header, but some were missing it without apparent reason. Correct that by adding it.
70 lines
2 KiB
Go
70 lines
2 KiB
Go
// Copyright 2016 The Prometheus Authors
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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 web
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import (
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"net/url"
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"testing"
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)
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func TestGlobalURL(t *testing.T) {
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opts := &Options{
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ListenAddress: ":9090",
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ExternalURL: &url.URL{
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Scheme: "https",
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Host: "externalhost:80",
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Path: "/path/prefix",
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},
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}
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tests := []struct {
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inURL string
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outURL string
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}{
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{
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// Nothing should change if the input URL is not on localhost, even if the port is our listening port.
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inURL: "http://somehost:9090/metrics",
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outURL: "http://somehost:9090/metrics",
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},
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{
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// Port and host should change if target is on localhost and port is our listening port.
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inURL: "http://localhost:9090/metrics",
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outURL: "https://externalhost:80/metrics",
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},
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{
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// Only the host should change if the port is not our listening port, but the host is localhost.
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inURL: "http://localhost:8000/metrics",
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outURL: "http://externalhost:8000/metrics",
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},
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{
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// Alternative localhost representations should also work.
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inURL: "http://127.0.0.1:9090/metrics",
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outURL: "https://externalhost:80/metrics",
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},
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}
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for i, test := range tests {
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inURL, err := url.Parse(test.inURL)
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if err != nil {
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t.Fatalf("%d. Error parsing input URL: %s", i, err)
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}
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globalURL := tmplFuncs("", opts)["globalURL"].(func(u *url.URL) *url.URL)
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outURL := globalURL(inURL)
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if outURL.String() != test.outURL {
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t.Fatalf("%d. got %s, want %s", i, outURL.String(), test.outURL)
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}
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}
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}
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