traefik/pkg/muxer/http/matcher_test.go

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package http
import (
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
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"github.com/traefik/traefik/v3/pkg/middlewares/requestdecorator"
)
func TestClientIPMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid ClientIP matcher",
rule: "ClientIP(`1`)",
expectedError: true,
},
{
desc: "invalid ClientIP matcher (no parameter)",
rule: "ClientIP()",
expectedError: true,
},
{
desc: "invalid ClientIP matcher (empty parameter)",
rule: "ClientIP(``)",
expectedError: true,
},
{
desc: "invalid ClientIP matcher (too many parameters)",
rule: "ClientIP(`127.0.0.1`, `192.168.1.0/24`)",
expectedError: true,
},
{
desc: "valid ClientIP matcher",
rule: "ClientIP(`127.0.0.1`)",
expected: map[string]int{
"127.0.0.1": http.StatusOK,
"192.168.1.1": http.StatusNotFound,
},
},
{
desc: "valid ClientIP matcher but invalid remote address",
rule: "ClientIP(`127.0.0.1`)",
expected: map[string]int{
"1": http.StatusNotFound,
},
},
{
desc: "valid ClientIP matcher using CIDR",
rule: "ClientIP(`192.168.1.0/24`)",
expected: map[string]int{
"192.168.1.1": http.StatusOK,
"192.168.1.100": http.StatusOK,
"192.168.2.1": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for remoteAddr := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.RemoteAddr = remoteAddr
muxer.ServeHTTP(w, req)
results[remoteAddr] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestMethodMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Method matcher (no parameter)",
rule: "Method()",
expectedError: true,
},
{
desc: "invalid Method matcher (empty parameter)",
rule: "Method(``)",
expectedError: true,
},
{
desc: "invalid Method matcher (too many parameters)",
rule: "Method(`GET`, `POST`)",
expectedError: true,
},
{
desc: "valid Method matcher",
rule: "Method(`GET`)",
expected: map[string]int{
http.MethodGet: http.StatusOK,
http.MethodPost: http.StatusNotFound,
strings.ToLower(http.MethodGet): http.StatusNotFound,
},
},
{
desc: "valid Method matcher (lower case)",
rule: "Method(`get`)",
expected: map[string]int{
http.MethodGet: http.StatusOK,
http.MethodPost: http.StatusNotFound,
strings.ToLower(http.MethodGet): http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for method := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(method, "https://example.com", http.NoBody)
muxer.ServeHTTP(w, req)
results[method] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHostMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Host matcher (no parameter)",
rule: "Host()",
expectedError: true,
},
{
desc: "invalid Host matcher (empty parameter)",
rule: "Host(``)",
expectedError: true,
},
{
desc: "invalid Host matcher (non-ASCII)",
rule: "Host(`🦭.com`)",
expectedError: true,
},
{
desc: "invalid Host matcher (too many parameters)",
rule: "Host(`example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid Host matcher",
rule: "Host(`example.com`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com:8080": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://EXAMPLE.COM/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - matcher ending with a dot",
rule: "Host(`example.com.`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
"https://example.com.": http.StatusOK,
"https://example.com./path": http.StatusOK,
"https://example.org.": http.StatusNotFound,
"https://example.org./path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - URL ending with a dot",
rule: "Host(`example.com`)",
expected: map[string]int{
"https://example.com.": http.StatusOK,
"https://example.com./path": http.StatusOK,
"https://example.org.": http.StatusNotFound,
"https://example.org./path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - matcher with UPPER case",
rule: "Host(`EXAMPLE.COM`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid Host matcher - puny-coded emoji",
rule: "Host(`xn--9t9h.com`)",
expected: map[string]int{
"https://xn--9t9h.com": http.StatusOK,
"https://xn--9t9h.com/path": http.StatusOK,
"https://example.com": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
// The request's sender must use puny-code.
"https://🦭.com": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
// RequestDecorator is necessary for the Host matcher
reqHost := requestdecorator.New(nil)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
reqHost.ServeHTTP(w, req, muxer.ServeHTTP)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHostRegexpMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid HostRegexp matcher (no parameter)",
rule: "HostRegexp()",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (empty parameter)",
rule: "HostRegexp(``)",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (non-ASCII)",
rule: "HostRegexp(`🦭.com`)",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (invalid regexp)",
rule: "HostRegexp(`(example.com`)",
expectedError: true,
},
{
desc: "invalid HostRegexp matcher (too many parameters)",
rule: "HostRegexp(`example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid HostRegexp matcher",
rule: "HostRegexp(`^[a-zA-Z-]+\\.com$`)",
expected: map[string]int{
"https://example.com": http.StatusOK,
"https://example.com:8080": http.StatusOK,
"https://example.com/path": http.StatusOK,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid HostRegexp matcher with case sensitive regexp",
rule: "HostRegexp(`^[A-Z]+\\.com$`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://EXAMPLE.com": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
{
desc: "valid HostRegexp matcher with Traefik v2 syntax",
rule: "HostRegexp(`{domain:[a-zA-Z-]+\\.com}`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/path": http.StatusNotFound,
"https://example.org": http.StatusNotFound,
"https://example.org/path": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
// RequestDecorator is necessary for the HostRegexp matcher
reqHost := requestdecorator.New(nil)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
reqHost.ServeHTTP(w, req, muxer.ServeHTTP)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestPathMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Path matcher (no parameter)",
rule: "Path()",
expectedError: true,
},
{
desc: "invalid Path matcher (empty parameter)",
rule: "Path(``)",
expectedError: true,
},
{
desc: "invalid Path matcher (no leading /)",
rule: "Path(`css`)",
expectedError: true,
},
{
desc: "invalid Path matcher (too many parameters)",
rule: "Path(`/css`, `/js`)",
expectedError: true,
},
{
desc: "valid Path matcher",
rule: "Path(`/css`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusNotFound,
"https://example.com/css/main.css": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestPathRegexpMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid PathRegexp matcher (no parameter)",
rule: "PathRegexp()",
expectedError: true,
},
{
desc: "invalid PathRegexp matcher (empty parameter)",
rule: "PathRegexp(``)",
expectedError: true,
},
{
desc: "invalid PathRegexp matcher (invalid regexp)",
rule: "PathRegexp(`/(css`)",
expectedError: true,
},
{
desc: "invalid PathRegexp matcher (too many parameters)",
rule: "PathRegexp(`/css`, `/js`)",
expectedError: true,
},
{
desc: "valid PathRegexp matcher",
rule: "PathRegexp(`^/(css|js)`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/CSS": http.StatusNotFound,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusOK,
"https://example.com/css/main.css": http.StatusOK,
"https://example.com/js": http.StatusOK,
"https://example.com/js/": http.StatusOK,
"https://example.com/js/main.js": http.StatusOK,
},
},
{
desc: "valid PathRegexp matcher with Traefik v2 syntax",
rule: `PathRegexp("/{path:(css|js)}")`,
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusNotFound,
"https://example.com/{path:css}": http.StatusOK,
"https://example.com/{path:css}/": http.StatusOK,
"https://example.com/%7Bpath:css%7D": http.StatusOK,
"https://example.com/%7Bpath:css%7D/": http.StatusOK,
"https://example.com/{path:js}": http.StatusOK,
"https://example.com/{path:js}/": http.StatusOK,
"https://example.com/%7Bpath:js%7D": http.StatusOK,
"https://example.com/%7Bpath:js%7D/": http.StatusOK,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestPathPrefixMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid PathPrefix matcher (no parameter)",
rule: "PathPrefix()",
expectedError: true,
},
{
desc: "invalid PathPrefix matcher (empty parameter)",
rule: "PathPrefix(``)",
expectedError: true,
},
{
desc: "invalid PathPrefix matcher (no leading /)",
rule: "PathPrefix(`css`)",
expectedError: true,
},
{
desc: "invalid PathPrefix matcher (too many parameters)",
rule: "PathPrefix(`/css`, `/js`)",
expectedError: true,
},
{
desc: "valid PathPrefix matcher",
rule: `PathPrefix("/css")`,
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com/html": http.StatusNotFound,
"https://example.org/css": http.StatusOK,
"https://example.com/css": http.StatusOK,
"https://example.com/css/": http.StatusOK,
"https://example.com/css/main.css": http.StatusOK,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestHeaderMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[*http.Header]int
expectedError bool
}{
{
desc: "invalid Header matcher (no parameter)",
rule: "Header()",
expectedError: true,
},
{
desc: "invalid Header matcher (missing value parameter)",
rule: "Header(`X-Forwarded-Host`)",
expectedError: true,
},
{
desc: "invalid Header matcher (missing value parameter)",
rule: "Header(`X-Forwarded-Host`, ``)",
expectedError: true,
},
{
desc: "invalid Header matcher (missing key parameter)",
rule: "Header(``, `example.com`)",
expectedError: true,
},
{
desc: "invalid Header matcher (too many parameters)",
rule: "Header(`X-Forwarded-Host`, `example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid Header matcher",
rule: "Header(`X-Forwarded-Proto`, `https`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"x-forwarded-proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http", "https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"https", "http"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid Header matcher (non-canonical form)",
rule: "Header(`x-forwarded-proto`, `https`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"x-forwarded-proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http", "https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"https", "http"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
for headers := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.Header = *headers
muxer.ServeHTTP(w, req)
assert.Equal(t, test.expected[headers], w.Code, headers)
}
})
}
}
func TestHeaderRegexpMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[*http.Header]int
expectedError bool
}{
{
desc: "invalid HeaderRegexp matcher (no parameter)",
rule: "HeaderRegexp()",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing value parameter)",
rule: "HeaderRegexp(`X-Forwarded-Host`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing value parameter)",
rule: "HeaderRegexp(`X-Forwarded-Host`, ``)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (missing key parameter)",
rule: "HeaderRegexp(``, `example.com`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (invalid regexp)",
rule: "HeaderRegexp(`X-Forwarded-Host`,`(example.com`)",
expectedError: true,
},
{
desc: "invalid HeaderRegexp matcher (too many parameters)",
rule: "HeaderRegexp(`X-Forwarded-Host`, `example.com`, `example.org`)",
expectedError: true,
},
{
desc: "valid HeaderRegexp matcher",
rule: "HeaderRegexp(`X-Forwarded-Proto`, `^https?$`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusOK,
{"x-forwarded-proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "https"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid HeaderRegexp matcher (non-canonical form)",
rule: "HeaderRegexp(`x-forwarded-proto`, `^https?$`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusOK,
{"x-forwarded-proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "https"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
{
desc: "valid HeaderRegexp matcher with Traefik v2 syntax",
rule: "HeaderRegexp(`X-Forwarded-Proto`, `http{secure:s?}`)",
expected: map[*http.Header]int{
{"X-Forwarded-Proto": []string{"http"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"https"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http{secure:}"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"HTTP{secure:}"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"http{secure:s}"}}: http.StatusOK,
{"X-Forwarded-Proto": []string{"http{secure:S}"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"HTTPS"}}: http.StatusNotFound,
{"X-Forwarded-Proto": []string{"ws", "http{secure:s}"}}: http.StatusOK,
{"X-Forwarded-Host": []string{"example.com"}}: http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
for headers := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, "https://example.com", http.NoBody)
req.Header = *headers
muxer.ServeHTTP(w, req)
assert.Equal(t, test.expected[headers], w.Code, *headers)
}
})
}
}
func TestQueryMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid Query matcher (no parameter)",
rule: "Query()",
expectedError: true,
},
{
desc: "invalid Query matcher (empty key, one parameter)",
rule: "Query(``)",
expectedError: true,
},
{
desc: "invalid Query matcher (empty key)",
rule: "Query(``, `traefik`)",
expectedError: true,
},
{
desc: "invalid Query matcher (empty value)",
rule: "Query(`q`, ``)",
expectedError: true,
},
{
desc: "invalid Query matcher (too many parameters)",
rule: "Query(`q`, `traefik`, `proxy`)",
expectedError: true,
},
{
desc: "valid Query matcher",
rule: "Query(`q`, `traefik`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com?q=traefik": http.StatusOK,
"https://example.com?rel=ddg&q=traefik": http.StatusOK,
"https://example.com?q=traefik&q=proxy": http.StatusOK,
"https://example.com?q=awesome&q=traefik": http.StatusOK,
"https://example.com?q=nginx": http.StatusNotFound,
"https://example.com?rel=ddg": http.StatusNotFound,
"https://example.com?q=TRAEFIK": http.StatusNotFound,
"https://example.com?Q=traefik": http.StatusNotFound,
"https://example.com?rel=traefik": http.StatusNotFound,
},
},
{
desc: "valid Query matcher with empty value",
rule: "Query(`mobile`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com?mobile": http.StatusOK,
"https://example.com?mobile=true": http.StatusNotFound,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}
func TestQueryRegexpMatcher(t *testing.T) {
testCases := []struct {
desc string
rule string
expected map[string]int
expectedError bool
}{
{
desc: "invalid QueryRegexp matcher (no parameter)",
rule: "QueryRegexp()",
expectedError: true,
},
{
desc: "invalid QueryRegexp matcher (empty parameter)",
rule: "QueryRegexp(``)",
expectedError: true,
},
{
desc: "invalid QueryRegexp matcher (invalid regexp)",
rule: "QueryRegexp(`q`, `(traefik`)",
expectedError: true,
},
{
desc: "invalid QueryRegexp matcher (too many parameters)",
rule: "QueryRegexp(`q`, `traefik`, `proxy`)",
expectedError: true,
},
{
desc: "valid QueryRegexp matcher",
rule: "QueryRegexp(`q`, `^(traefik|nginx)$`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com?q=traefik": http.StatusOK,
"https://example.com?rel=ddg&q=traefik": http.StatusOK,
"https://example.com?q=traefik&q=proxy": http.StatusOK,
"https://example.com?q=awesome&q=traefik": http.StatusOK,
"https://example.com?q=TRAEFIK": http.StatusNotFound,
"https://example.com?Q=traefik": http.StatusNotFound,
"https://example.com?rel=traefik": http.StatusNotFound,
"https://example.com?q=nginx": http.StatusOK,
"https://example.com?rel=ddg&q=nginx": http.StatusOK,
"https://example.com?q=nginx&q=proxy": http.StatusOK,
"https://example.com?q=awesome&q=nginx": http.StatusOK,
"https://example.com?q=NGINX": http.StatusNotFound,
"https://example.com?Q=nginx": http.StatusNotFound,
"https://example.com?rel=nginx": http.StatusNotFound,
"https://example.com?q=haproxy": http.StatusNotFound,
"https://example.com?rel=ddg": http.StatusNotFound,
},
},
{
desc: "valid QueryRegexp matcher",
rule: "QueryRegexp(`q`, `^.*$`)",
expected: map[string]int{
"https://example.com": http.StatusNotFound,
"https://example.com?q=traefik": http.StatusOK,
"https://example.com?rel=ddg&q=traefik": http.StatusOK,
"https://example.com?q=traefik&q=proxy": http.StatusOK,
"https://example.com?q=awesome&q=traefik": http.StatusOK,
"https://example.com?q=TRAEFIK": http.StatusOK,
"https://example.com?Q=traefik": http.StatusNotFound,
"https://example.com?rel=traefik": http.StatusNotFound,
"https://example.com?q=nginx": http.StatusOK,
"https://example.com?rel=ddg&q=nginx": http.StatusOK,
"https://example.com?q=nginx&q=proxy": http.StatusOK,
"https://example.com?q=awesome&q=nginx": http.StatusOK,
"https://example.com?q=NGINX": http.StatusOK,
"https://example.com?Q=nginx": http.StatusNotFound,
"https://example.com?rel=nginx": http.StatusNotFound,
"https://example.com?q=haproxy": http.StatusOK,
"https://example.com?rel=ddg": http.StatusNotFound,
},
},
{
desc: "valid QueryRegexp matcher with Traefik v2 syntax",
rule: "QueryRegexp(`q`, `{value:(traefik|nginx)}`)",
expected: map[string]int{
"https://example.com?q=traefik": http.StatusNotFound,
"https://example.com?q={value:traefik}": http.StatusOK,
},
},
}
for _, test := range testCases {
t.Run(test.desc, func(t *testing.T) {
t.Parallel()
handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {})
muxer, err := NewMuxer()
require.NoError(t, err)
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err = muxer.AddRoute(test.rule, "", 0, handler)
if test.expectedError {
require.Error(t, err)
return
}
require.NoError(t, err)
results := make(map[string]int)
for calledURL := range test.expected {
w := httptest.NewRecorder()
req := httptest.NewRequest(http.MethodGet, calledURL, http.NoBody)
muxer.ServeHTTP(w, req)
results[calledURL] = w.Code
}
assert.Equal(t, test.expected, results)
})
}
}