ooni-probe-cli/internal/netxlite/mocks/dialer_test.go

162 lines
3.2 KiB
Go

package mocks
import (
"context"
"errors"
"net"
"testing"
"time"
"github.com/google/go-cmp/cmp"
)
func TestDialer(t *testing.T) {
t.Run("DialContext", func(t *testing.T) {
expected := errors.New("mocked error")
d := Dialer{
MockDialContext: func(ctx context.Context, network string, address string) (net.Conn, error) {
return nil, expected
},
}
ctx := context.Background()
conn, err := d.DialContext(ctx, "tcp", "8.8.8.8:53")
if !errors.Is(err, expected) {
t.Fatal("not the error we expected")
}
if conn != nil {
t.Fatal("expected nil conn")
}
})
t.Run("CloseIdleConnections", func(t *testing.T) {
var called bool
d := &Dialer{
MockCloseIdleConnections: func() {
called = true
},
}
d.CloseIdleConnections()
if !called {
t.Fatal("not called")
}
})
}
func TestConn(t *testing.T) {
t.Run("Read", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockRead: func(b []byte) (int, error) {
return 0, expected
},
}
count, err := c.Read(make([]byte, 128))
if !errors.Is(err, expected) {
t.Fatal("not the error we expected")
}
if count != 0 {
t.Fatal("expected 0 bytes")
}
})
t.Run("Write", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockWrite: func(b []byte) (int, error) {
return 0, expected
},
}
count, err := c.Write(make([]byte, 128))
if !errors.Is(err, expected) {
t.Fatal("not the error we expected")
}
if count != 0 {
t.Fatal("expected 0 bytes")
}
})
t.Run("Close", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockClose: func() error {
return expected
},
}
err := c.Close()
if !errors.Is(err, expected) {
t.Fatal("not the error we expected")
}
})
t.Run("LocalAddr", func(t *testing.T) {
expected := &net.TCPAddr{
IP: net.IPv6loopback,
Port: 1234,
}
c := &Conn{
MockLocalAddr: func() net.Addr {
return expected
},
}
out := c.LocalAddr()
if diff := cmp.Diff(expected, out); diff != "" {
t.Fatal(diff)
}
})
t.Run("RemoteAddr", func(t *testing.T) {
expected := &net.TCPAddr{
IP: net.IPv6loopback,
Port: 1234,
}
c := &Conn{
MockRemoteAddr: func() net.Addr {
return expected
},
}
out := c.RemoteAddr()
if diff := cmp.Diff(expected, out); diff != "" {
t.Fatal(diff)
}
})
t.Run("SetDeadline", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockSetDeadline: func(t time.Time) error {
return expected
},
}
err := c.SetDeadline(time.Time{})
if !errors.Is(err, expected) {
t.Fatal("not the error we expected", err)
}
})
t.Run("SetReadDeadline", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockSetReadDeadline: func(t time.Time) error {
return expected
},
}
err := c.SetReadDeadline(time.Time{})
if !errors.Is(err, expected) {
t.Fatal("not the error we expected", err)
}
})
t.Run("SetWriteDeadline", func(t *testing.T) {
expected := errors.New("mocked error")
c := &Conn{
MockSetWriteDeadline: func(t time.Time) error {
return expected
},
}
err := c.SetWriteDeadline(time.Time{})
if !errors.Is(err, expected) {
t.Fatal("not the error we expected", err)
}
})
}