traefik/middlewares/stripPrefix_test.go

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package middlewares
import (
"net/http"
"net/http/httptest"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestStripPrefix(t *testing.T) {
tests := []struct {
desc string
prefixes []string
path string
expectedStatusCode int
expectedPath string
}{
{
desc: "no prefixes configured",
prefixes: []string{},
path: "/noprefixes",
expectedStatusCode: http.StatusNotFound,
},
{
desc: "wildcard (.*) requests",
prefixes: []string{"/"},
path: "/",
expectedStatusCode: http.StatusOK,
expectedPath: "/",
},
{
desc: "prefix and path matching",
prefixes: []string{"/stat"},
path: "/stat",
expectedStatusCode: http.StatusOK,
expectedPath: "/",
},
{
desc: "path prefix on exactly matching path",
prefixes: []string{"/stat/"},
path: "/stat/",
expectedStatusCode: http.StatusOK,
expectedPath: "/",
},
{
desc: "path prefix on matching longer path",
prefixes: []string{"/stat/"},
path: "/stat/us",
expectedStatusCode: http.StatusOK,
expectedPath: "/us",
},
{
desc: "path prefix on mismatching path",
prefixes: []string{"/stat/"},
path: "/status",
expectedStatusCode: http.StatusNotFound,
},
{
desc: "general prefix on matching path",
prefixes: []string{"/stat"},
path: "/stat/",
expectedStatusCode: http.StatusOK,
expectedPath: "/",
},
{
desc: "earlier prefix matching",
prefixes: []string{"/stat", "/stat/us"},
path: "/stat/us",
expectedStatusCode: http.StatusOK,
expectedPath: "/us",
},
{
desc: "later prefix matching",
prefixes: []string{"/mismatch", "/stat"},
path: "/stat",
expectedStatusCode: http.StatusOK,
expectedPath: "/",
},
}
for _, test := range tests {
test := test
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
var gotPath string
server := httptest.NewServer(&StripPrefix{
Prefixes: test.prefixes,
Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
gotPath = r.URL.Path
}),
})
defer server.Close()
resp, err := http.Get(server.URL + test.path)
require.NoError(t, err, "Failed to send GET request")
assert.Equal(t, test.expectedStatusCode, resp.StatusCode, "Unexpected status code")
assert.Equal(t, test.expectedPath, gotPath, "Unexpected path")
})
}
}