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// SPDX-FileCopyrightText: © 2019 Grégoire Duchêne <gduchene@awhk.org>
// SPDX-License-Identifier: ISC
package main
import (
"io"
"net/http"
"net/http/httptest"
"regexp"
"testing"
)
func TestRedirector_ServeHTTP(t *testing.T) {
r := &redirector{regexp.MustCompile(`src\.example\.com/x`), "https://example.com/git", "git"}
t.Run("GoVisit", func(t *testing.T) {
req := httptest.NewRequest(http.MethodGet, "https://src.example.com/x/foo?go-get=1", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
resp := w.Result()
if http.StatusOK != resp.StatusCode {
t.Errorf("expected %d, got %d", http.StatusFound, resp.StatusCode)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
t.Error(err)
t.FailNow()
}
expected := `<!doctype html>
<meta name="go-import" content="src.example.com/x/foo git https://example.com/git/foo">
<title>go-import-redirect</title>
`
if string(body) != expected {
t.Errorf("expected\n---\n%s\n---\ngot\n---\n%s\n---", expected, string(body))
}
if hdr := resp.Header.Get("Location"); hdr != "" {
t.Error("expected empty Location header")
}
})
t.Run("UserVisit", func(t *testing.T) {
req := httptest.NewRequest(http.MethodGet, "https://src.example.com/x/foo", nil)
w := httptest.NewRecorder()
r.ServeHTTP(w, req)
resp := w.Result()
if http.StatusFound != resp.StatusCode {
t.Errorf("expected %d, got %d", http.StatusFound, resp.StatusCode)
}
if resp.ContentLength > 0 {
t.Error("expected empty body")
}
if hdr := resp.Header.Get("Location"); hdr != "https://pkg.go.dev/src.example.com/x/foo" {
t.Errorf("expected %q, got %q", "https://pkg.go.dev/src.example.com/x/foo", hdr)
}
})
}
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