caddy/middleware/rewrite/rewrite_test.go

104 lines
2.5 KiB
Go

package rewrite
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"strings"
"github.com/mholt/caddy/middleware"
)
func TestRewrite(t *testing.T) {
rw := Rewrite{
Next: middleware.HandlerFunc(urlPrinter),
Rules: []Rule{
NewSimpleRule("/from", "/to"),
NewSimpleRule("/a", "/b"),
},
}
regexpRules := [][]string{
{"/reg/", ".*", "/to", ""},
{"/r/", "[a-z]+", "/toaz", "!.html|"},
{"/url/", "a([a-z0-9]*)s([A-Z]{2})", "/to/{path}", ""},
{"/ab/", "ab", "/ab?{query}", ".txt|"},
{"/ab/", "ab", "/ab?type=html&{query}", ".html|"},
{"/abc/", "ab", "/abc/{file}", ".html|"},
{"/abcd/", "ab", "/a/{dir}/{file}", ".html|"},
{"/abcde/", "ab", "/a#{fragment}", ".html|"},
{"/ab/", `.*\.jpg`, "/ajpg", ""},
}
for _, regexpRule := range regexpRules {
var ext []string
if s := strings.Split(regexpRule[3], "|"); len(s) > 1 {
ext = s[:len(s)-1]
}
rule, err := NewRegexpRule(regexpRule[0], regexpRule[1], regexpRule[2], ext)
if err != nil {
t.Fatal(err)
}
rw.Rules = append(rw.Rules, rule)
}
tests := []struct {
from string
expectedTo string
}{
{"/from", "/to"},
{"/a", "/b"},
{"/aa", "/aa"},
{"/", "/"},
{"/a?foo=bar", "/b?foo=bar"},
{"/asdf?foo=bar", "/asdf?foo=bar"},
{"/foo#bar", "/foo#bar"},
{"/a#foo", "/b#foo"},
{"/reg/foo", "/to"},
{"/re", "/re"},
{"/r/", "/r/"},
{"/r/123", "/r/123"},
{"/r/a123", "/toaz"},
{"/r/abcz", "/toaz"},
{"/r/z", "/toaz"},
{"/r/z.html", "/r/z.html"},
{"/r/z.js", "/toaz"},
{"/url/asAB", "/to/url/asAB"},
{"/url/aBsAB", "/url/aBsAB"},
{"/url/a00sAB", "/to/url/a00sAB"},
{"/url/a0z0sAB", "/to/url/a0z0sAB"},
{"/ab/aa", "/ab/aa"},
{"/ab/ab", "/ab/ab"},
{"/ab/ab.txt", "/ab"},
{"/ab/ab.txt?name=name", "/ab?name=name"},
{"/ab/ab.html?name=name", "/ab?type=html&name=name"},
{"/abc/ab.html", "/abc/ab.html"},
{"/abcd/abcd.html", "/a/abcd/abcd.html"},
{"/abcde/abcde.html", "/a"},
{"/abcde/abcde.html#1234", "/a#1234"},
{"/ab/ab.jpg", "/ajpg"},
}
for i, test := range tests {
req, err := http.NewRequest("GET", test.from, nil)
if err != nil {
t.Fatalf("Test %d: Could not create HTTP request: %v", i, err)
}
rec := httptest.NewRecorder()
rw.ServeHTTP(rec, req)
if rec.Body.String() != test.expectedTo {
t.Errorf("Test %d: Expected URL to be '%s' but was '%s'",
i, test.expectedTo, rec.Body.String())
}
}
}
func urlPrinter(w http.ResponseWriter, r *http.Request) (int, error) {
fmt.Fprintf(w, r.URL.String())
return 0, nil
}