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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| package ndntdump_test | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "net" | ||
| "net/netip" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
| "github.com/usnistgov/ndntdump" | ||
| "go4.org/netipx" | ||
| ) | ||
|
|
||
| func TestAnonymizer(t *testing.T) { | ||
| assert, require := assert.New(t), require.New(t) | ||
| keepIPs, e := ndntdump.ParseIPSet([]string{ | ||
| "10.0.4.32/28", | ||
| "10.0.10.0/23", | ||
| "fc44:966b:ce32:f10a::/64", | ||
| }) | ||
| require.NoError(e) | ||
| var expectKeepIPsBuilder netipx.IPSetBuilder | ||
| expectKeepIPsBuilder.AddPrefix(netip.MustParsePrefix("10.0.4.0/24")) | ||
| expectKeepIPsBuilder.AddPrefix(netip.MustParsePrefix("10.0.10.0/23")) | ||
| expectKeepIPsBuilder.AddPrefix(netip.MustParsePrefix("fc44:966b:ce32::/48")) | ||
| expectKeepIPs, _ := expectKeepIPsBuilder.IPSet() | ||
| assert.True(keepIPs.Equal(expectKeepIPs)) | ||
|
|
||
| secret := [ndntdump.AnonymizerSecretLen]byte(bytes.Repeat([]byte{0x01}, ndntdump.AnonymizerSecretLen)) | ||
| anon := ndntdump.NewAnonymizer(keepIPs, false, &secret) | ||
|
|
||
| for _, ipPair := range [][2]string{ | ||
| {"10.0.4.2", "10.0.4.2"}, | ||
| {"10.0.5.2", "10.0.5.3"}, | ||
| {"10.0.11.2", "10.0.11.2"}, | ||
| {"10.0.12.2", "10.0.12.3"}, | ||
| {"fc44:966b:ce32:52c6:74cd:f818:963b:202b", "fc44:966b:ce32:52c6:74cd:f818:963b:202b"}, | ||
| {"fc9b:fd7b:5f42:47d0:78c0:fcb6:85c7:84a3", "fc9b:fd7b:5f42:46d1:79c1:fdb7:84c6:85a2"}, | ||
| } { | ||
| ip := net.ParseIP(ipPair[0]) | ||
| if ip4 := ip.To4(); ip4 != nil { | ||
| ip = ip4 | ||
| } | ||
| anon.AnonymizeIP(ip) | ||
| assert.Equal(ipPair[1], ip.String()) | ||
| } | ||
|
|
||
| badIP := net.IP{0xF0, 0xF1, 0xF2, 0xF3, 0xF4} // neither IPv4 nor IPv6 | ||
| anon.AnonymizeIP(badIP) | ||
| assert.Equal(net.IP{0xF0, 0xF1, 0xF2, 0xF3, 0xF4}, badIP) // unchanged | ||
|
|
||
| hwaddr, e := net.ParseMAC("02:bf:8f:44:91:da") | ||
| require.NoError(e) | ||
| anon.AnonymizeMAC(hwaddr) | ||
| assert.Equal("02:bf:8f:45:90:db", hwaddr.String()) | ||
| } |
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