mirror of https://github.com/k3s-io/k3s
144 lines
3.4 KiB
Go
144 lines
3.4 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import "testing"
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type fakeClosable struct {
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closed bool
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}
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func (c *fakeClosable) Close() error {
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c.closed = true
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return nil
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}
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func TestLocalPortString(t *testing.T) {
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testCases := []struct {
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description string
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ip string
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port int
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protocol string
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expectedStr string
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}{
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{"IPv4 UDP", "1.2.3.4", 9999, "udp", "\"IPv4 UDP\" (1.2.3.4:9999/udp)"},
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{"IPv4 TCP", "5.6.7.8", 1053, "tcp", "\"IPv4 TCP\" (5.6.7.8:1053/tcp)"},
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{"IPv6 TCP", "2001:db8::1", 80, "tcp", "\"IPv6 TCP\" ([2001:db8::1]:80/tcp)"},
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}
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for _, tc := range testCases {
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lp := &LocalPort{
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Description: tc.description,
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IP: tc.ip,
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Port: tc.port,
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Protocol: tc.protocol,
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}
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str := lp.String()
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if str != tc.expectedStr {
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t.Errorf("Unexpected output for %s, expected: %s, got: %s", tc.description, tc.expectedStr, str)
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}
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}
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}
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func TestRevertPorts(t *testing.T) {
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testCases := []struct {
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replacementPorts []LocalPort
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existingPorts []LocalPort
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expectToBeClose []bool
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}{
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{
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replacementPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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existingPorts: []LocalPort{},
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expectToBeClose: []bool{true, true, true},
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},
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{
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replacementPorts: []LocalPort{},
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existingPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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expectToBeClose: []bool{},
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},
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{
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replacementPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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existingPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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expectToBeClose: []bool{false, false, false},
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},
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{
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replacementPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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existingPorts: []LocalPort{
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{Port: 5001},
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{Port: 5003},
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},
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expectToBeClose: []bool{false, true, false},
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},
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{
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replacementPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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},
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existingPorts: []LocalPort{
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{Port: 5001},
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{Port: 5002},
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{Port: 5003},
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{Port: 5004},
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},
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expectToBeClose: []bool{false, false, false},
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},
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}
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for i, tc := range testCases {
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replacementPortsMap := make(map[LocalPort]Closeable)
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for _, lp := range tc.replacementPorts {
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replacementPortsMap[lp] = &fakeClosable{}
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}
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existingPortsMap := make(map[LocalPort]Closeable)
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for _, lp := range tc.existingPorts {
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existingPortsMap[lp] = &fakeClosable{}
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}
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RevertPorts(replacementPortsMap, existingPortsMap)
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for j, expectation := range tc.expectToBeClose {
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if replacementPortsMap[tc.replacementPorts[j]].(*fakeClosable).closed != expectation {
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t.Errorf("Expect replacement localport %v to be %v in test case %v", tc.replacementPorts[j], expectation, i)
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}
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}
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for _, lp := range tc.existingPorts {
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if existingPortsMap[lp].(*fakeClosable).closed == true {
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t.Errorf("Expect existing localport %v to be false in test case %v", lp, i)
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}
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}
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}
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}
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