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c7b93702b9
The macAddr and ipmac types are generally useful within libnetwork. Move them to a dedicated package and overhaul the API to be more like that of the net/netip package. Update the overlay driver to utilize these types, adapting to the new API. Signed-off-by: Cory Snider <csnider@mirantis.com>
67 lines
2.0 KiB
Go
67 lines
2.0 KiB
Go
package hashable
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import (
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"net"
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"net/netip"
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"testing"
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"gotest.tools/v3/assert"
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is "gotest.tools/v3/assert/cmp"
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)
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// Assert that the types are hashable.
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var (
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_ map[MACAddr]bool
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_ map[IPMAC]bool
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)
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func TestMACAddrFrom6(t *testing.T) {
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want := [6]byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06}
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assert.DeepEqual(t, MACAddrFrom6(want).AsSlice(), want[:])
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}
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func TestMACAddrFromSlice(t *testing.T) {
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mac, ok := MACAddrFromSlice(net.HardwareAddr{0x01, 0x02, 0x03, 0x04, 0x05, 0x06})
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assert.Check(t, ok)
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assert.Check(t, is.DeepEqual(mac.AsSlice(), []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06}))
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// Invalid length
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for _, tc := range [][]byte{
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{0x01, 0x02, 0x03, 0x04, 0x05},
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{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07},
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{},
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nil,
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} {
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mac, ok = MACAddrFromSlice(net.HardwareAddr(tc))
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assert.Check(t, !ok, "want MACAddrFromSlice(%#v) ok=false, got true", tc)
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assert.Check(t, is.DeepEqual(mac.AsSlice(), []byte{0, 0, 0, 0, 0, 0}), "want MACAddrFromSlice(%#v) = %#v, got %#v", tc, []byte{0, 0, 0, 0, 0, 0}, mac.AsSlice())
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}
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}
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func TestParseMAC(t *testing.T) {
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mac, err := ParseMAC("01:02:03:04:05:06")
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assert.Check(t, err)
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assert.Check(t, is.DeepEqual(mac.AsSlice(), []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06}))
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// Invalid MAC address
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_, err = ParseMAC("01:02:03:04:05:06:07:08")
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assert.Check(t, is.ErrorContains(err, "not a MAC-48 address"))
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}
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func TestMACAddr_String(t *testing.T) {
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mac := MACAddrFrom6([6]byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06})
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assert.Check(t, is.Equal(mac.String(), "01:02:03:04:05:06"))
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assert.Check(t, is.Equal(MACAddr(0).String(), "00:00:00:00:00:00"))
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}
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func TestIPMACFrom(t *testing.T) {
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assert.Check(t, is.Equal(IPMACFrom(netip.Addr{}, 0), IPMAC{}))
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ipm := IPMACFrom(
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netip.MustParseAddr("11.22.33.44"),
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MACAddrFrom6([6]byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06}),
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)
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assert.Check(t, is.Equal(ipm.IP(), netip.MustParseAddr("11.22.33.44")))
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assert.Check(t, is.Equal(ipm.MAC(), MACAddrFrom6([6]byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06})))
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}
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