82 lines
2.1 KiB
Go
82 lines
2.1 KiB
Go
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package dialer_test
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import (
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"context"
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"errors"
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"io"
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"io/ioutil"
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"net"
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"net/http"
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"testing"
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"github.com/ooni/probe-cli/v3/internal/engine/netx/bytecounter"
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"github.com/ooni/probe-cli/v3/internal/engine/netx/dialer"
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)
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func dorequest(ctx context.Context, url string) error {
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txp := http.DefaultTransport.(*http.Transport).Clone()
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defer txp.CloseIdleConnections()
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dialer := dialer.ByteCounterDialer{Dialer: new(net.Dialer)}
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txp.DialContext = dialer.DialContext
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client := &http.Client{Transport: txp}
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req, err := http.NewRequestWithContext(ctx, "GET", "http://www.google.com", nil)
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if err != nil {
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return err
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}
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resp, err := client.Do(req)
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if err != nil {
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return err
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}
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if _, err := io.Copy(ioutil.Discard, resp.Body); err != nil {
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return err
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}
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return resp.Body.Close()
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}
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func TestByteCounterNormalUsage(t *testing.T) {
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if testing.Short() {
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t.Skip("skip test in short mode")
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}
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sess := bytecounter.New()
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ctx := context.Background()
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ctx = dialer.WithSessionByteCounter(ctx, sess)
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if err := dorequest(ctx, "http://www.google.com"); err != nil {
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t.Fatal(err)
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}
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exp := bytecounter.New()
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ctx = dialer.WithExperimentByteCounter(ctx, exp)
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if err := dorequest(ctx, "http://facebook.com"); err != nil {
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t.Fatal(err)
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}
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if sess.Received.Load() <= exp.Received.Load() {
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t.Fatal("session should have received more than experiment")
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}
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if sess.Sent.Load() <= exp.Sent.Load() {
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t.Fatal("session should have sent more than experiment")
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}
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}
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func TestByteCounterNoHandlers(t *testing.T) {
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if testing.Short() {
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t.Skip("skip test in short mode")
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}
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ctx := context.Background()
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if err := dorequest(ctx, "http://www.google.com"); err != nil {
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t.Fatal(err)
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}
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if err := dorequest(ctx, "http://facebook.com"); err != nil {
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t.Fatal(err)
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}
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}
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func TestByteCounterConnectFailure(t *testing.T) {
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dialer := dialer.ByteCounterDialer{Dialer: dialer.EOFDialer{}}
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conn, err := dialer.DialContext(context.Background(), "tcp", "www.google.com:80")
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if !errors.Is(err, io.EOF) {
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t.Fatal("not the error we expected")
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}
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if conn != nil {
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t.Fatal("expected nil conn here")
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}
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}
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