ooni-probe-cli/internal/netxlite/tlshandshaker_test.go

142 lines
3.2 KiB
Go

package netxlite
import (
"context"
"crypto/tls"
"errors"
"io"
"net"
"net/http"
"net/http/httptest"
"net/url"
"reflect"
"testing"
"time"
"github.com/apex/log"
"github.com/ooni/probe-cli/v3/internal/netxmocks"
)
func TestTLSHandshakerStdlibWithError(t *testing.T) {
var times []time.Time
h := &TLSHandshakerStdlib{}
tcpConn := &netxmocks.Conn{
MockWrite: func(b []byte) (int, error) {
return 0, io.EOF
},
MockSetDeadline: func(t time.Time) error {
times = append(times, t)
return nil
},
}
ctx := context.Background()
conn, _, err := h.Handshake(ctx, tcpConn, &tls.Config{
ServerName: "x.org",
})
if err != io.EOF {
t.Fatal("not the error that we expected")
}
if conn != nil {
t.Fatal("expected nil con here")
}
if len(times) != 2 {
t.Fatal("expected two time entries")
}
if !times[0].After(time.Now()) {
t.Fatal("timeout not in the future")
}
if !times[1].IsZero() {
t.Fatal("did not clear timeout on exit")
}
}
func TestTLSHandshakerStdlibSuccess(t *testing.T) {
handler := http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
rw.WriteHeader(200)
})
srvr := httptest.NewTLSServer(handler)
defer srvr.Close()
URL, err := url.Parse(srvr.URL)
if err != nil {
t.Fatal(err)
}
conn, err := net.Dial("tcp", URL.Host)
if err != nil {
t.Fatal(err)
}
defer conn.Close()
handshaker := &TLSHandshakerStdlib{}
ctx := context.Background()
config := &tls.Config{
InsecureSkipVerify: true,
MinVersion: tls.VersionTLS13,
MaxVersion: tls.VersionTLS13,
ServerName: URL.Hostname(),
}
tlsConn, connState, err := handshaker.Handshake(ctx, conn, config)
if err != nil {
t.Fatal(err)
}
defer tlsConn.Close()
if connState.Version != tls.VersionTLS13 {
t.Fatal("unexpected TLS version")
}
}
func TestTLSHandshakerLoggerSuccess(t *testing.T) {
th := &TLSHandshakerLogger{
TLSHandshaker: &netxmocks.TLSHandshaker{
MockHandshake: func(ctx context.Context, conn net.Conn, config *tls.Config) (net.Conn, tls.ConnectionState, error) {
return tls.Client(conn, config), tls.ConnectionState{}, nil
},
},
Logger: log.Log,
}
conn := &netxmocks.Conn{
MockClose: func() error {
return nil
},
}
config := &tls.Config{}
ctx := context.Background()
tlsConn, connState, err := th.Handshake(ctx, conn, config)
if err != nil {
t.Fatal(err)
}
if err := tlsConn.Close(); err != nil {
t.Fatal(err)
}
if !reflect.ValueOf(connState).IsZero() {
t.Fatal("expected zero ConnectionState here")
}
}
func TestTLSHandshakerLoggerFailure(t *testing.T) {
expected := errors.New("mocked error")
th := &TLSHandshakerLogger{
TLSHandshaker: &netxmocks.TLSHandshaker{
MockHandshake: func(ctx context.Context, conn net.Conn, config *tls.Config) (net.Conn, tls.ConnectionState, error) {
return nil, tls.ConnectionState{}, expected
},
},
Logger: log.Log,
}
conn := &netxmocks.Conn{
MockClose: func() error {
return nil
},
}
config := &tls.Config{}
ctx := context.Background()
tlsConn, connState, err := th.Handshake(ctx, conn, config)
if !errors.Is(err, expected) {
t.Fatal("not the error we expected", err)
}
if tlsConn != nil {
t.Fatal("expected nil conn here")
}
if !reflect.ValueOf(connState).IsZero() {
t.Fatal("expected zero ConnectionState here")
}
}