wehub-resource-sync
e04ed9c211
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130 lines
3.1 KiB
Go
130 lines
3.1 KiB
Go
// Copyright 2026 Google LLC
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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 util
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import (
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"net/http"
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"testing"
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)
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func TestExtractClientIP(t *testing.T) {
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tests := []struct {
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name string
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headers map[string]string
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expected string
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}{
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{
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name: "No headers",
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headers: map[string]string{},
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expected: "",
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},
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{
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name: "Only X-Real-IP",
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headers: map[string]string{
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"X-Real-IP": "1.2.3.4",
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},
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expected: "1.2.3.4",
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},
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{
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name: "X-Real-IP with whitespace",
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headers: map[string]string{
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"X-Real-IP": " 1.2.3.4 ",
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},
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expected: "1.2.3.4",
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},
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{
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name: "Only X-Forwarded-For single IP",
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headers: map[string]string{
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"X-Forwarded-For": "1.2.3.4",
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},
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expected: "1.2.3.4",
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},
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{
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name: "Only X-Forwarded-For multiple IPs",
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headers: map[string]string{
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"X-Forwarded-For": "1.2.3.4, 5.6.7.8, 9.10.11.12",
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},
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expected: "1.2.3.4",
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},
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{
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name: "X-Forwarded-For starts with empty and whitespace",
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headers: map[string]string{
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"X-Forwarded-For": ", 1.2.3.4",
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},
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expected: "1.2.3.4",
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},
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{
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name: "X-Forwarded-For starts with multiple spaces",
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headers: map[string]string{
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"X-Forwarded-For": " , , 1.2.3.4",
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},
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expected: "1.2.3.4",
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},
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{
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name: "X-Forwarded-For and X-Real-IP preferred X-Forwarded-For",
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headers: map[string]string{
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"X-Forwarded-For": "1.2.3.4",
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"X-Real-IP": "5.6.7.8",
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},
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expected: "1.2.3.4",
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},
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{
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name: "X-Forwarded-For empty and X-Real-IP fallback",
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headers: map[string]string{
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"X-Forwarded-For": ", ",
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"X-Real-IP": "5.6.7.8",
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},
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expected: "5.6.7.8",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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req, _ := http.NewRequest("GET", "http://example.com", nil)
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for k, v := range tt.headers {
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req.Header.Set(k, v)
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}
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actual := ExtractClientIP(req.Header)
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if actual != tt.expected {
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t.Errorf("ExtractClientIP() = %q, expected %q", actual, tt.expected)
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}
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})
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}
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}
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func TestSnakeFromCamelCase(t *testing.T) {
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tests := []struct {
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in string
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want string
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}{
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{in: "displayName", want: "display_name"},
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{in: "ownerEmails", want: "owner_emails"},
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{in: "accessGroups", want: "access_groups"},
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{in: "description", want: "description"},
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{in: "display_name", want: "display_name"},
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{in: "a", want: "a"},
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{in: "A", want: "a"},
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{in: "locationId", want: "location_id"},
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{in: "", want: ""},
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}
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for _, tt := range tests {
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t.Run(tt.in, func(t *testing.T) {
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got := SnakeFromCamelCase(tt.in)
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if got != tt.want {
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t.Errorf("SnakeFromCamelCase(%q) = %q, want %q", tt.in, got, tt.want)
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}
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})
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}
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}
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