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calculated_remote_test.go
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package nebula
import (
"net/netip"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestCalculatedRemoteApply(t *testing.T) {
// Test v4 addresses
ipNet := netip.MustParsePrefix("192.168.1.0/24")
c, err := newCalculatedRemote(ipNet, ipNet, 4242)
require.NoError(t, err)
input, err := netip.ParseAddr("10.0.10.182")
require.NoError(t, err)
expected, err := netip.ParseAddr("192.168.1.182")
require.NoError(t, err)
assert.Equal(t, netAddrToProtoV4AddrPort(expected, 4242), c.ApplyV4(input))
// Test v6 addresses
ipNet = netip.MustParsePrefix("ffff:ffff:ffff:ffff::0/64")
c, err = newCalculatedRemote(ipNet, ipNet, 4242)
require.NoError(t, err)
input, err = netip.ParseAddr("beef:beef:beef:beef:beef:beef:beef:beef")
require.NoError(t, err)
expected, err = netip.ParseAddr("ffff:ffff:ffff:ffff:beef:beef:beef:beef")
require.NoError(t, err)
assert.Equal(t, netAddrToProtoV6AddrPort(expected, 4242), c.ApplyV6(input))
// Test v6 addresses part 2
ipNet = netip.MustParsePrefix("ffff:ffff:ffff:ffff:ffff::0/80")
c, err = newCalculatedRemote(ipNet, ipNet, 4242)
require.NoError(t, err)
input, err = netip.ParseAddr("beef:beef:beef:beef:beef:beef:beef:beef")
require.NoError(t, err)
expected, err = netip.ParseAddr("ffff:ffff:ffff:ffff:ffff:beef:beef:beef")
require.NoError(t, err)
assert.Equal(t, netAddrToProtoV6AddrPort(expected, 4242), c.ApplyV6(input))
// Test v6 addresses part 2
ipNet = netip.MustParsePrefix("ffff:ffff:ffff::0/48")
c, err = newCalculatedRemote(ipNet, ipNet, 4242)
require.NoError(t, err)
input, err = netip.ParseAddr("beef:beef:beef:beef:beef:beef:beef:beef")
require.NoError(t, err)
expected, err = netip.ParseAddr("ffff:ffff:ffff:beef:beef:beef:beef:beef")
require.NoError(t, err)
assert.Equal(t, netAddrToProtoV6AddrPort(expected, 4242), c.ApplyV6(input))
}
func Test_newCalculatedRemote(t *testing.T) {
c, err := newCalculatedRemote(netip.MustParsePrefix("1::1/128"), netip.MustParsePrefix("1.0.0.0/32"), 4242)
require.EqualError(t, err, "invalid mask: 1.0.0.0/32 for cidr: 1::1/128")
require.Nil(t, c)
c, err = newCalculatedRemote(netip.MustParsePrefix("1.0.0.0/32"), netip.MustParsePrefix("1::1/128"), 4242)
require.EqualError(t, err, "invalid mask: 1::1/128 for cidr: 1.0.0.0/32")
require.Nil(t, c)
c, err = newCalculatedRemote(netip.MustParsePrefix("1.0.0.0/32"), netip.MustParsePrefix("1.0.0.0/32"), 4242)
require.NoError(t, err)
require.NotNil(t, c)
c, err = newCalculatedRemote(netip.MustParsePrefix("1::1/128"), netip.MustParsePrefix("1::1/128"), 4242)
require.NoError(t, err)
require.NotNil(t, c)
}