ooni-probe-cli/internal/engine/netx/dialer/dialer_test.go

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package dialer
import (
"net"
"net/url"
"testing"
"github.com/apex/log"
"github.com/ooni/probe-cli/v3/internal/engine/netx/trace"
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"github.com/ooni/probe-cli/v3/internal/netxlite"
)
func TestNewCreatesTheExpectedChain(t *testing.T) {
saver := &trace.Saver{}
dlr := New(&Config{
ContextByteCounting: true,
DialSaver: saver,
Logger: log.Log,
ProxyURL: &url.URL{},
ReadWriteSaver: saver,
}, &net.Resolver{})
shd, ok := dlr.(*shapingDialer)
if !ok {
t.Fatal("not a shapingDialer")
}
bcd, ok := shd.Dialer.(*byteCounterDialer)
if !ok {
t.Fatal("not a byteCounterDialer")
}
pd, ok := bcd.Dialer.(*proxyDialer)
if !ok {
t.Fatal("not a proxyDialer")
}
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dnsd, ok := pd.Dialer.(*netxlite.DialerResolver)
if !ok {
t.Fatal("not a dnsDialer")
}
scd, ok := dnsd.Dialer.(*saverConnDialer)
if !ok {
t.Fatal("not a saverConnDialer")
}
sd, ok := scd.Dialer.(*saverDialer)
if !ok {
t.Fatal("not a saverDialer")
}
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ld, ok := sd.Dialer.(*netxlite.DialerLogger)
if !ok {
t.Fatal("not a loggingDialer")
}
ewd, ok := ld.Dialer.(*errorWrapperDialer)
if !ok {
t.Fatal("not an errorWrappingDialer")
}
_, ok = ewd.Dialer.(*net.Dialer)
if !ok {
t.Fatal("not a net.Dialer")
}
}