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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-16 19:23:18 +0000 |
commit | 43a123c1ae6613b3efeed291fa552ecd909d3acf (patch) | |
tree | fd92518b7024bc74031f78a1cf9e454b65e73665 /src/net/mac_test.go | |
parent | Initial commit. (diff) | |
download | golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip |
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/net/mac_test.go')
-rw-r--r-- | src/net/mac_test.go | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/net/mac_test.go b/src/net/mac_test.go new file mode 100644 index 0000000..cad884f --- /dev/null +++ b/src/net/mac_test.go @@ -0,0 +1,109 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package net + +import ( + "reflect" + "strings" + "testing" +) + +var parseMACTests = []struct { + in string + out HardwareAddr + err string +}{ + // See RFC 7042, Section 2.1.1. + {"00:00:5e:00:53:01", HardwareAddr{0x00, 0x00, 0x5e, 0x00, 0x53, 0x01}, ""}, + {"00-00-5e-00-53-01", HardwareAddr{0x00, 0x00, 0x5e, 0x00, 0x53, 0x01}, ""}, + {"0000.5e00.5301", HardwareAddr{0x00, 0x00, 0x5e, 0x00, 0x53, 0x01}, ""}, + + // See RFC 7042, Section 2.2.2. + {"02:00:5e:10:00:00:00:01", HardwareAddr{0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01}, ""}, + {"02-00-5e-10-00-00-00-01", HardwareAddr{0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01}, ""}, + {"0200.5e10.0000.0001", HardwareAddr{0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01}, ""}, + + // See RFC 4391, Section 9.1.1. + { + "00:00:00:00:fe:80:00:00:00:00:00:00:02:00:5e:10:00:00:00:01", + HardwareAddr{ + 0x00, 0x00, 0x00, 0x00, + 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01, + }, + "", + }, + { + "00-00-00-00-fe-80-00-00-00-00-00-00-02-00-5e-10-00-00-00-01", + HardwareAddr{ + 0x00, 0x00, 0x00, 0x00, + 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01, + }, + "", + }, + { + "0000.0000.fe80.0000.0000.0000.0200.5e10.0000.0001", + HardwareAddr{ + 0x00, 0x00, 0x00, 0x00, + 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x02, 0x00, 0x5e, 0x10, 0x00, 0x00, 0x00, 0x01, + }, + "", + }, + + {"ab:cd:ef:AB:CD:EF", HardwareAddr{0xab, 0xcd, 0xef, 0xab, 0xcd, 0xef}, ""}, + {"ab:cd:ef:AB:CD:EF:ab:cd", HardwareAddr{0xab, 0xcd, 0xef, 0xab, 0xcd, 0xef, 0xab, 0xcd}, ""}, + { + "ab:cd:ef:AB:CD:EF:ab:cd:ef:AB:CD:EF:ab:cd:ef:AB:CD:EF:ab:cd", + HardwareAddr{ + 0xab, 0xcd, 0xef, 0xab, + 0xcd, 0xef, 0xab, 0xcd, 0xef, 0xab, 0xcd, 0xef, + 0xab, 0xcd, 0xef, 0xab, 0xcd, 0xef, 0xab, 0xcd, + }, + "", + }, + + {"01.02.03.04.05.06", nil, "invalid MAC address"}, + {"01:02:03:04:05:06:", nil, "invalid MAC address"}, + {"x1:02:03:04:05:06", nil, "invalid MAC address"}, + {"01002:03:04:05:06", nil, "invalid MAC address"}, + {"01:02003:04:05:06", nil, "invalid MAC address"}, + {"01:02:03004:05:06", nil, "invalid MAC address"}, + {"01:02:03:04005:06", nil, "invalid MAC address"}, + {"01:02:03:04:05006", nil, "invalid MAC address"}, + {"01-02:03:04:05:06", nil, "invalid MAC address"}, + {"01:02-03-04-05-06", nil, "invalid MAC address"}, + {"0123:4567:89AF", nil, "invalid MAC address"}, + {"0123-4567-89AF", nil, "invalid MAC address"}, +} + +func TestParseMAC(t *testing.T) { + match := func(err error, s string) bool { + if s == "" { + return err == nil + } + return err != nil && strings.Contains(err.Error(), s) + } + + for i, tt := range parseMACTests { + out, err := ParseMAC(tt.in) + if !reflect.DeepEqual(out, tt.out) || !match(err, tt.err) { + t.Errorf("ParseMAC(%q) = %v, %v, want %v, %v", tt.in, out, err, tt.out, tt.err) + } + if tt.err == "" { + // Verify that serialization works too, and that it round-trips. + s := out.String() + out2, err := ParseMAC(s) + if err != nil { + t.Errorf("%d. ParseMAC(%q) = %v", i, s, err) + continue + } + if !reflect.DeepEqual(out2, out) { + t.Errorf("%d. ParseMAC(%q) = %v, want %v", i, s, out2, out) + } + } + } +} |