105 lines
2.3 KiB
Go
105 lines
2.3 KiB
Go
package server
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestHeaderRewriter_Rewrite(t *testing.T) {
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testCases := []struct {
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desc string
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remoteAddr string
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trustedIPs []string
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insecure bool
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expected map[string]string
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}{
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{
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desc: "Secure & authorized",
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remoteAddr: "10.10.10.10:80",
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trustedIPs: []string{"10.10.10.10"},
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insecure: false,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "30.30.30.30",
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},
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},
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{
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desc: "Secure & unauthorized",
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remoteAddr: "50.50.50.50:80",
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trustedIPs: []string{"10.10.10.10"},
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insecure: false,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "",
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},
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},
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{
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desc: "Secure & authorized error",
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remoteAddr: "10.10.10.10",
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trustedIPs: []string{"10.10.10.10"},
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insecure: false,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "",
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},
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},
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{
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desc: "insecure & authorized",
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remoteAddr: "10.10.10.10:80",
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trustedIPs: []string{"10.10.10.10"},
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insecure: true,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "30.30.30.30",
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},
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},
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{
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desc: "insecure & unauthorized",
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remoteAddr: "50.50.50.50:80",
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trustedIPs: []string{"10.10.10.10"},
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insecure: true,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "30.30.30.30",
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},
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},
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{
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desc: "insecure & authorized error",
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remoteAddr: "10.10.10.10",
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trustedIPs: []string{"10.10.10.10"},
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insecure: true,
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expected: map[string]string{
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"X-Foo": "bar",
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"X-Forwarded-For": "30.30.30.30",
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},
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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rewriter, err := NewHeaderRewriter(test.trustedIPs, test.insecure)
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require.NoError(t, err)
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req := httptest.NewRequest(http.MethodGet, "http://20.20.20.20/foo", nil)
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require.NoError(t, err)
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req.RemoteAddr = test.remoteAddr
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req.Header.Set("X-Foo", "bar")
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req.Header.Set("X-Forwarded-For", "30.30.30.30")
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rewriter.Rewrite(req)
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for key, value := range test.expected {
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assert.Equal(t, value, req.Header.Get(key))
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}
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})
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}
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}
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