107 lines
2.5 KiB
Go
107 lines
2.5 KiB
Go
package addprefix
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import (
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"context"
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"net/http"
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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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"github.com/traefik/traefik/v3/pkg/config/dynamic"
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"github.com/traefik/traefik/v3/pkg/testhelpers"
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)
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func TestNewAddPrefix(t *testing.T) {
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testCases := []struct {
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desc string
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prefix dynamic.AddPrefix
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expectsError bool
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}{
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{
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desc: "Works with a non empty prefix",
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prefix: dynamic.AddPrefix{Prefix: "/a"},
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},
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{
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desc: "Fails if prefix is empty",
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prefix: dynamic.AddPrefix{Prefix: ""},
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expectsError: true,
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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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next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
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_, err := New(context.Background(), next, test.prefix, "foo-add-prefix")
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if test.expectsError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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}
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func TestAddPrefix(t *testing.T) {
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testCases := []struct {
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desc string
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prefix dynamic.AddPrefix
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path string
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expectedPath string
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expectedRawPath string
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}{
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{
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desc: "Works with a regular path",
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prefix: dynamic.AddPrefix{Prefix: "/a"},
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path: "/b",
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expectedPath: "/a/b",
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},
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{
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desc: "Works with missing leading slash",
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prefix: dynamic.AddPrefix{Prefix: "a"},
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path: "/",
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expectedPath: "/a/",
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},
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{
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desc: "Works with a raw path",
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prefix: dynamic.AddPrefix{Prefix: "/a"},
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path: "/b%2Fc",
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expectedPath: "/a/b/c",
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expectedRawPath: "/a/b%2Fc",
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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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var actualPath, actualRawPath, requestURI string
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next := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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actualPath = r.URL.Path
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actualRawPath = r.URL.RawPath
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requestURI = r.RequestURI
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})
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req := testhelpers.MustNewRequest(http.MethodGet, "http://localhost"+test.path, nil)
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handler, err := New(context.Background(), next, test.prefix, "foo-add-prefix")
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require.NoError(t, err)
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handler.ServeHTTP(nil, req)
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assert.Equal(t, test.expectedPath, actualPath)
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assert.Equal(t, test.expectedRawPath, actualRawPath)
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expectedURI := test.expectedPath
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if test.expectedRawPath != "" {
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// go HTTP uses the raw path when existent in the RequestURI
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expectedURI = test.expectedRawPath
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}
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assert.Equal(t, expectedURI, requestURI)
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})
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}
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}
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