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// Copyright 2018-present the CoreDHCP Authors. All rights reserved
// This source code is licensed under the MIT license found in the
// LICENSE file in the root directory of this source tree.
package config
import "testing"
func TestSplitHostPort(t *testing.T) {
testcases := []struct {
hostport string
ip string
zone string
port string
err bool // Should return an error (ie true for err != nil)
}{
{"0.0.0.0:67", "0.0.0.0", "", "67", false},
{"192.0.2.0", "192.0.2.0", "", "", false},
{"192.0.2.9%eth0", "192.0.2.9", "eth0", "", false},
{"0.0.0.0%eth0:67", "0.0.0.0", "eth0", "67", false},
{"0.0.0.0:20%eth0:67", "0.0.0.0", "eth0", "67", true},
{"2001:db8::1:547", "", "", "547", true}, // [] mandatory for v6
{"[::]:547", "::", "", "547", false},
{"[fe80::1%eth0]", "fe80::1", "eth0", "", false},
{"[fe80::1]:eth1", "fe80::1", "", "eth1", false}, // no validation of ports in this function
{"fe80::1%eth0:547", "fe80::1", "eth0", "547", true}, // [] mandatory for v6 even with %zone
{"fe80::1%eth0", "fe80::1", "eth0", "547", true}, // [] mandatory for v6 even without port
{"[2001:db8::2]47", "fe80::1", "eth0", "547", true}, // garbage after []
{"[ff02::1:2]%srv_u:547", "ff02::1:2", "srv_u", "547", true}, // FIXME: Linux `ss` format, we should accept but net.SplitHostPort doesn't
{":http", "", "", "http", false},
{"%eth0:80", "", "eth0", "80", false}, // janky, but looks valid enough for "[::%eth0]:80" imo
{"%eth0", "", "eth0", "", false}, // janky
{"fe80::1]:80", "fe80::1", "", "80", true}, // unbalanced ]
{"fe80::1%eth0]", "fe80::1", "eth0", "", true}, // unbalanced ], no port
{"", "", "", "", false}, // trivial case, still valid
}
for _, tc := range testcases {
ip, zone, port, err := splitHostPort(tc.hostport)
if tc.err != (err != nil) {
errState := "not "
if tc.err {
errState = ""
}
t.Errorf("Mismatched error state: %s should %serror (got err: %v)\n", tc.hostport, errState, err)
continue
}
if err == nil && (ip != tc.ip || zone != tc.zone || port != tc.port) {
t.Errorf("%s => \"%s\", \"%s\", \"%s\" expected \"%s\",\"%s\",\"%s\"\n", tc.hostport, ip, zone, port, tc.ip, tc.zone, tc.port)
}
}
}
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