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// Copyright 2013 Canonical Ltd.
// Licensed under the AGPLv3, see LICENCE file for details.
package utils_test
import (
"net"
gc "launchpad.net/gocheck"
"launchpad.net/juju-core/utils"
)
type networkSuite struct {
}
var _ = gc.Suite(&networkSuite{})
type fakeAddress struct {
address string
}
func (fake fakeAddress) Network() string {
return "ignored"
}
func (fake fakeAddress) String() string {
return fake.address
}
func makeAddresses(values ...string) (result []net.Addr) {
for _, v := range values {
result = append(result, &fakeAddress{v})
}
return
}
func (*networkSuite) TestGetIPv4Address(c *gc.C) {
for _, test := range []struct {
addresses []net.Addr
expected string
errorString string
}{{
addresses: makeAddresses(
"complete",
"nonsense"),
errorString: "invalid CIDR address: complete",
}, {
addresses: makeAddresses(
"fe80::90cf:9dff:fe6e:ece/64",
),
errorString: "no addresses match",
}, {
addresses: makeAddresses(
"fe80::90cf:9dff:fe6e:ece/64",
"10.0.3.1/24",
),
expected: "10.0.3.1",
}, {
addresses: makeAddresses(
"10.0.3.1/24",
"fe80::90cf:9dff:fe6e:ece/64",
),
expected: "10.0.3.1",
}} {
ip, err := utils.GetIPv4Address(test.addresses)
if test.errorString == "" {
c.Assert(err, gc.IsNil)
c.Assert(ip, gc.Equals, test.expected)
} else {
c.Assert(err, gc.ErrorMatches, test.errorString)
c.Assert(ip, gc.Equals, "")
}
}
}
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