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- package martiantest
-
- import (
- "errors"
- "net/http"
- "testing"
-
- "github.com/google/martian/proxyutil"
- )
-
- func TestTransport(t *testing.T) {
- req, err := http.NewRequest("GET", "http://example.com", nil)
- if err != nil {
- t.Fatalf("http.NewRequest(): got %v, want no error", err)
- }
-
- tr := NewTransport()
-
- res, err := tr.RoundTrip(req)
- if err != nil {
- t.Fatalf("tr.Roundtrip(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if got, want := res.StatusCode, 200; got != want {
- t.Errorf("res.StatusCode: got %d, want %d", got, want)
- }
-
- // Respond with 301 response.
- tr.Respond(301)
- res, err = tr.RoundTrip(req)
- if err != nil {
- t.Fatalf("tr.Roundtrip(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if got, want := res.StatusCode, 301; got != want {
- t.Errorf("res.StatusCode: got %d, want %d", got, want)
- }
-
- // Respond with error.
- trerr := errors.New("transport error")
- tr.RespondError(trerr)
-
- if _, err := tr.RoundTrip(req); err != trerr {
- t.Fatalf("tr.Roundtrip(): got %v, want %v", err, trerr)
- }
-
- // Copy headers from request to response.
- req.Header.Set("First-Header", "first")
- req.Header.Set("Second-Header", "second")
-
- tr.CopyHeaders("First-Header", "Second-Header")
-
- res, err = tr.RoundTrip(req)
- if err != nil {
- t.Fatalf("tr.Roundtrip(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if got, want := res.StatusCode, 200; got != want {
- t.Errorf("res.StatusCode: got %d, want %d", got, want)
- }
- if got, want := res.Header.Get("First-Header"), "first"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "First-Header", got, want)
- }
- if got, want := res.Header.Get("Second-Header"), "second"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "Second-Header", got, want)
- }
-
- // Custom round trip function.
- tr.Func(func(req *http.Request) (*http.Response, error) {
- res := proxyutil.NewResponse(200, nil, req)
- res.Header.Set("Request-Method", req.Method)
-
- return res, nil
- })
-
- res, err = tr.RoundTrip(req)
- if err != nil {
- t.Fatalf("tr.Roundtrip(): got %v, want no error", err)
- }
- res.Body.Close()
-
- if got, want := res.StatusCode, 200; got != want {
- t.Errorf("res.StatusCode: got %d, want %d", got, want)
- }
- if got, want := res.Header.Get("Request-Method"), "GET"; got != want {
- t.Errorf("res.Header.Get(%q): got %q, want %q", "Request-Method", got, want)
- }
- }
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