mirror of
https://github.com/k3s-io/kubernetes.git
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122 lines
2.6 KiB
Go
122 lines
2.6 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 (
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"net"
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"testing"
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)
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func TestIPPart(t *testing.T) {
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const noError = ""
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testCases := []struct {
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endpoint string
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expectedIP string
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expectedError string
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}{
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{"1.2.3.4", "1.2.3.4", noError},
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{"1.2.3.4:9999", "1.2.3.4", noError},
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{"2001:db8::1:1", "2001:db8::1:1", noError},
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{"[2001:db8::2:2]:9999", "2001:db8::2:2", noError},
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{"1.2.3.4::9999", "", "too many colons"},
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{"1.2.3.4:[0]", "", "unexpected '[' in address"},
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{"1.2.3:8080", "", "invalid ip part"},
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}
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for _, tc := range testCases {
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ip := IPPart(tc.endpoint)
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if tc.expectedError == noError {
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if ip != tc.expectedIP {
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t.Errorf("Unexpected IP for %s: Expected: %s, Got %s", tc.endpoint, tc.expectedIP, ip)
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}
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} else if ip != "" {
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t.Errorf("Error did not occur for %s, expected: '%s' error", tc.endpoint, tc.expectedError)
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}
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}
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}
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func TestPortPart(t *testing.T) {
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tests := []struct {
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name string
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endpoint string
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want int
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wantErr bool
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}{
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{
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"no error parsing from ipv4-ip:port",
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"1.2.3.4:1024",
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1024,
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false,
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},
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{
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"no error parsing from ipv6-ip:port",
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"[2001:db8::2:2]:9999",
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9999,
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false,
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},
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{
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"error: missing port",
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"1.2.3.4",
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-1,
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true,
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},
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{
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"error: invalid port '1-2'",
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"1.2.3.4:1-2",
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-1,
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true,
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},
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{
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"error: invalid port 'port'",
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"100.200.3.4:port",
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-1,
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true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got, err := PortPart(tt.endpoint)
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if (err != nil) != tt.wantErr {
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t.Errorf("PortPart() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("PortPart() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestToCIDR(t *testing.T) {
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testCases := []struct {
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ip string
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expectedAddr string
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}{
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{"1.2.3.4", "1.2.3.4/32"},
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{"2001:db8::1:1", "2001:db8::1:1/128"},
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}
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for _, tc := range testCases {
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ip := net.ParseIP(tc.ip)
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addr := ToCIDR(ip)
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if addr != tc.expectedAddr {
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t.Errorf("Unexpected host address for %s: Expected: %s, Got %s", tc.ip, tc.expectedAddr, addr)
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}
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}
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}
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