chore(internal/provider): GetConnection test

This commit is contained in:
Quentin McGaw
2022-05-07 17:08:25 +00:00
parent e32d251cc1
commit 0ef7b66047
9 changed files with 205 additions and 39 deletions

View File

@@ -24,10 +24,10 @@ func Test_Provider_GetConnection(t *testing.T) {
errWrapped error
errMessage string
}{
"no server available": {
"no server": {
selection: settings.ServerSelection{}.WithDefaults(providers.Expressvpn),
errWrapped: utils.ErrNoServerFound,
errMessage: "cannot filter servers: no server found: for VPN openvpn; protocol udp",
errWrapped: utils.ErrNoServer,
errMessage: "no server",
},
"no filter": {
servers: []models.Server{

View File

@@ -26,8 +26,8 @@ func Test_Ivpn_GetConnection(t *testing.T) {
}{
"no server available": {
selection: settings.ServerSelection{}.WithDefaults(providers.Ivpn),
errWrapped: utils.ErrNoServerFound,
errMessage: "cannot filter servers: no server found: for VPN openvpn; protocol udp",
errWrapped: utils.ErrNoServer,
errMessage: "no server",
},
"no filter": {
servers: []models.Server{

View File

@@ -26,8 +26,8 @@ func Test_Mullvad_GetConnection(t *testing.T) {
}{
"no server available": {
selection: settings.ServerSelection{}.WithDefaults(providers.Mullvad),
errWrapped: utils.ErrNoServerFound,
errMessage: "cannot filter servers: no server found: for VPN openvpn; protocol udp",
errWrapped: utils.ErrNoServer,
errMessage: "no server",
},
"no filter": {
servers: []models.Server{

View File

@@ -1,7 +1,7 @@
package utils
import (
"fmt"
"errors"
"math/rand"
"github.com/qdm12/gluetun/internal/configuration/settings"
@@ -24,14 +24,20 @@ func NewConnectionDefaults(openvpnTCPPort, openvpnUDPPort,
}
}
var ErrNoServer = errors.New("no server")
func GetConnection(servers []models.Server,
selection settings.ServerSelection,
defaults ConnectionDefaults,
randSource rand.Source) (
connection models.Connection, err error) {
servers, err = FilterServers(servers, selection)
if err != nil {
return connection, fmt.Errorf("cannot filter servers: %w", err)
if len(servers) == 0 {
return connection, ErrNoServer
}
servers = FilterServers(servers, selection)
if len(servers) == 0 {
return connection, NoServerFoundError(selection)
}
protocol := getProtocol(selection)

View File

@@ -1,9 +1,184 @@
package utils
import "testing"
import (
"math/rand"
"net"
"testing"
"github.com/qdm12/gluetun/internal/configuration/settings"
"github.com/qdm12/gluetun/internal/constants"
"github.com/qdm12/gluetun/internal/constants/providers"
"github.com/qdm12/gluetun/internal/constants/vpn"
"github.com/qdm12/gluetun/internal/models"
"github.com/stretchr/testify/assert"
)
func Test_GetConnection(t *testing.T) {
t.Parallel()
// testCases := map[string]struct{}{}
testCases := map[string]struct {
servers []models.Server
serverSelection settings.ServerSelection
defaults ConnectionDefaults
randSource rand.Source
connection models.Connection
errWrapped error
errMessage string
}{
"no server": {
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
errWrapped: ErrNoServer,
errMessage: "no server",
},
"all servers filtered": {
servers: []models.Server{
{VPN: vpn.Wireguard},
{VPN: vpn.Wireguard},
},
serverSelection: settings.ServerSelection{
VPN: vpn.OpenVPN,
}.WithDefaults(providers.Mullvad),
errWrapped: ErrNoServerFound,
errMessage: "no server found: for VPN openvpn; protocol udp",
},
"server without IPs": {
servers: []models.Server{
{VPN: vpn.OpenVPN, UDP: true},
{VPN: vpn.OpenVPN, UDP: true},
},
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
defaults: ConnectionDefaults{
OpenVPNTCPPort: 1,
OpenVPNUDPPort: 1,
WireguardPort: 1,
},
errWrapped: ErrNoConnectionToPickFrom,
errMessage: "no connection to pick from",
},
"OpenVPN server with hostname": {
servers: []models.Server{
{
VPN: vpn.OpenVPN,
UDP: true,
IPs: []net.IP{net.IPv4(1, 1, 1, 1)},
Hostname: "name",
},
},
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
defaults: NewConnectionDefaults(443, 1194, 58820),
randSource: rand.NewSource(0),
connection: models.Connection{
Type: vpn.OpenVPN,
IP: net.IPv4(1, 1, 1, 1),
Protocol: constants.UDP,
Port: 1194,
Hostname: "name",
},
},
"OpenVPN server with x509": {
servers: []models.Server{
{
VPN: vpn.OpenVPN,
UDP: true,
IPs: []net.IP{net.IPv4(1, 1, 1, 1)},
Hostname: "hostname",
OvpnX509: "x509",
},
},
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
defaults: NewConnectionDefaults(443, 1194, 58820),
randSource: rand.NewSource(0),
connection: models.Connection{
Type: vpn.OpenVPN,
IP: net.IPv4(1, 1, 1, 1),
Protocol: constants.UDP,
Port: 1194,
Hostname: "x509",
},
},
"server with IPv4 and IPv6": {
servers: []models.Server{
{
VPN: vpn.OpenVPN,
UDP: true,
IPs: []net.IP{
net.IPv4(1, 1, 1, 1),
// All IPv6 is ignored
net.IPv6zero,
net.IPv6zero,
net.IPv6zero,
net.IPv6zero,
net.IPv6zero,
},
},
},
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
defaults: NewConnectionDefaults(443, 1194, 58820),
randSource: rand.NewSource(0),
connection: models.Connection{
Type: vpn.OpenVPN,
IP: net.IPv4(1, 1, 1, 1),
Protocol: constants.UDP,
Port: 1194,
},
},
"mixed servers": {
servers: []models.Server{
{
VPN: vpn.OpenVPN,
UDP: true,
IPs: []net.IP{net.IPv4(1, 1, 1, 1)},
OvpnX509: "ovpnx509",
},
{
VPN: vpn.Wireguard,
UDP: true,
IPs: []net.IP{net.IPv4(2, 2, 2, 2)},
OvpnX509: "ovpnx509",
},
{
VPN: vpn.OpenVPN,
UDP: true,
IPs: []net.IP{
net.IPv4(3, 3, 3, 3),
{1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}, // ipv6 ignored
},
Hostname: "hostname",
},
},
serverSelection: settings.ServerSelection{}.
WithDefaults(providers.Mullvad),
defaults: NewConnectionDefaults(443, 1194, 58820),
randSource: rand.NewSource(0),
connection: models.Connection{
Type: vpn.OpenVPN,
IP: net.IPv4(1, 1, 1, 1),
Protocol: constants.UDP,
Port: 1194,
Hostname: "ovpnx509",
},
},
}
for name, testCase := range testCases {
testCase := testCase
t.Run(name, func(t *testing.T) {
t.Parallel()
connection, err := GetConnection(testCase.servers,
testCase.serverSelection, testCase.defaults,
testCase.randSource)
assert.Equal(t, testCase.connection, connection)
assert.ErrorIs(t, err, testCase.errWrapped)
if testCase.errWrapped != nil {
assert.EqualError(t, err, testCase.errMessage)
}
})
}
}

View File

@@ -8,9 +8,7 @@ import (
)
func FilterServers(servers []models.Server,
selection settings.ServerSelection) (
filtered []models.Server, err error,
) {
selection settings.ServerSelection) (filtered []models.Server) {
for _, server := range servers {
if filterServer(server, selection) {
continue
@@ -19,11 +17,7 @@ func FilterServers(servers []models.Server,
filtered = append(filtered, server)
}
if len(filtered) == 0 {
return nil, NoServerFoundError(selection)
}
return filtered, nil
return filtered
}
func filterServer(server models.Server,

View File

@@ -17,13 +17,9 @@ func Test_FilterServers(t *testing.T) {
servers []models.Server
selection settings.ServerSelection
filtered []models.Server
errMessage string
errWrapped error
}{
"no server available": {
selection: settings.ServerSelection{}.WithDefaults(providers.Mullvad),
errMessage: "no server found: for VPN openvpn; protocol udp",
errWrapped: ErrNoServerFound,
},
"no filter": {
servers: []models.Server{
@@ -216,12 +212,7 @@ func Test_FilterServers(t *testing.T) {
t.Run(name, func(t *testing.T) {
t.Parallel()
filtered, err := FilterServers(testCase.servers, testCase.selection)
assert.ErrorIs(t, err, testCase.errWrapped)
if testCase.errWrapped != nil {
assert.EqualError(t, err, testCase.errMessage)
}
filtered := FilterServers(testCase.servers, testCase.selection)
assert.Equal(t, testCase.filtered, filtered)
})

View File

@@ -28,8 +28,8 @@ func Test_Wevpn_GetConnection(t *testing.T) {
selection: settings.ServerSelection{
VPN: vpn.OpenVPN,
}.WithDefaults(providers.Wevpn),
errWrapped: utils.ErrNoServerFound,
errMessage: "cannot filter servers: no server found: for VPN openvpn; protocol udp",
errWrapped: utils.ErrNoServer,
errMessage: "no server",
},
"no filter": {
servers: []models.Server{

View File

@@ -26,8 +26,8 @@ func Test_Windscribe_GetConnection(t *testing.T) {
}{
"no server available": {
selection: settings.ServerSelection{}.WithDefaults(providers.Windscribe),
errWrapped: utils.ErrNoServerFound,
errMessage: "cannot filter servers: no server found: for VPN openvpn; protocol udp",
errWrapped: utils.ErrNoServer,
errMessage: "no server",
},
"no filter": {
servers: []models.Server{