123 lines
2.9 KiB
Go
123 lines
2.9 KiB
Go
package ip
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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 TestRemoteAddrStrategy_GetIP(t *testing.T) {
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testCases := []struct {
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desc string
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expected string
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}{
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{
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desc: "Use RemoteAddr",
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expected: "192.0.2.1",
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},
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}
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for _, test := range testCases {
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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strategy := RemoteAddrStrategy{}
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req := httptest.NewRequest(http.MethodGet, "http://127.0.0.1", nil)
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actual := strategy.GetIP(req)
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assert.Equal(t, test.expected, actual)
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})
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}
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}
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func TestDepthStrategy_GetIP(t *testing.T) {
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testCases := []struct {
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desc string
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depth int
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xForwardedFor string
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expected string
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}{
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{
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desc: "Use depth",
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depth: 3,
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xForwardedFor: "10.0.0.4,10.0.0.3,10.0.0.2,10.0.0.1",
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expected: "10.0.0.3",
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},
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{
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desc: "Use nonexistent depth in XForwardedFor",
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depth: 2,
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xForwardedFor: "",
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expected: "",
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},
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{
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desc: "Use depth that match the first IP in XForwardedFor",
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depth: 2,
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xForwardedFor: "10.0.0.2,10.0.0.1",
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expected: "10.0.0.2",
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},
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}
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for _, test := range testCases {
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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strategy := DepthStrategy{Depth: test.depth}
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req := httptest.NewRequest(http.MethodGet, "http://127.0.0.1", nil)
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req.Header.Set(xForwardedFor, test.xForwardedFor)
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actual := strategy.GetIP(req)
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assert.Equal(t, test.expected, actual)
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})
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}
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}
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func TestTrustedIPsStrategy_GetIP(t *testing.T) {
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testCases := []struct {
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desc string
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trustedIPs []string
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xForwardedFor string
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expected string
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useRemote bool
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}{
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{
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desc: "Trust all IPs",
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trustedIPs: []string{"10.0.0.4", "10.0.0.3", "10.0.0.2", "10.0.0.1"},
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xForwardedFor: "10.0.0.4,10.0.0.3,10.0.0.2,10.0.0.1",
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expected: "",
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},
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{
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desc: "Do not trust all IPs",
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trustedIPs: []string{"10.0.0.2", "10.0.0.1"},
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xForwardedFor: "10.0.0.4,10.0.0.3,10.0.0.2,10.0.0.1",
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expected: "10.0.0.3",
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},
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{
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desc: "Do not trust all IPs with CIDR",
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trustedIPs: []string{"10.0.0.1/24"},
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xForwardedFor: "127.0.0.1,10.0.0.4,10.0.0.3,10.0.0.2,10.0.0.1",
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expected: "127.0.0.1",
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},
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{
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desc: "Trust all IPs with CIDR",
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trustedIPs: []string{"10.0.0.1/24"},
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xForwardedFor: "10.0.0.4,10.0.0.3,10.0.0.2,10.0.0.1",
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expected: "",
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},
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}
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for _, test := range testCases {
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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checker, err := NewChecker(test.trustedIPs)
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require.NoError(t, err)
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strategy := PoolStrategy{Checker: checker}
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req := httptest.NewRequest(http.MethodGet, "http://127.0.0.1", nil)
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req.Header.Set(xForwardedFor, test.xForwardedFor)
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actual := strategy.GetIP(req)
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assert.Equal(t, test.expected, actual)
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})
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}
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}
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