390 lines
8.5 KiB
Go
390 lines
8.5 KiB
Go
/*
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Copyright 2020 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 nfs
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import (
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"fmt"
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"os"
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"reflect"
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"strings"
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"testing"
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"time"
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)
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var (
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invalidEndpoint = "invalid-endpoint"
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emptyAddr = "tcp://"
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)
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func TestParseEndpoint(t *testing.T) {
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cases := []struct {
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desc string
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endpoint string
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resproto string
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respaddr string
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expectedErr error
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}{
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{
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desc: "invalid endpoint",
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endpoint: invalidEndpoint,
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expectedErr: fmt.Errorf("Invalid endpoint: %v", invalidEndpoint),
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},
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{
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desc: "empty address",
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endpoint: emptyAddr,
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expectedErr: fmt.Errorf("Invalid endpoint: %v", emptyAddr),
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},
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{
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desc: "valid tcp",
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endpoint: "tcp://address",
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resproto: "tcp",
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respaddr: "address",
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expectedErr: nil,
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},
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{
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desc: "valid unix",
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endpoint: "unix://address",
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resproto: "unix",
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respaddr: "address",
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expectedErr: nil,
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},
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}
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for _, test := range cases {
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test := test //pin
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t.Run(test.desc, func(t *testing.T) {
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proto, addr, err := ParseEndpoint(test.endpoint)
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// Verify
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if test.expectedErr == nil && err != nil {
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t.Errorf("test %q failed: %v", test.desc, err)
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}
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if test.expectedErr != nil && err == nil {
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t.Errorf("test %q failed; expected error %v, got success", test.desc, test.expectedErr)
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}
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if test.expectedErr == nil {
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if test.resproto != proto {
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t.Errorf("test %q failed; expected proto %v, got proto %v", test.desc, test.resproto, proto)
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}
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if test.respaddr != addr {
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t.Errorf("test %q failed; expected addr %v, got addr %v", test.desc, test.respaddr, addr)
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}
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}
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})
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}
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}
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func TestGetLogLevel(t *testing.T) {
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tests := []struct {
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method string
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level int32
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}{
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{
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method: "/csi.v1.Identity/Probe",
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level: 8,
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},
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{
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method: "/csi.v1.Node/NodeGetCapabilities",
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level: 8,
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},
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{
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method: "/csi.v1.Node/NodeGetVolumeStats",
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level: 8,
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},
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{
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method: "",
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level: 2,
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},
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{
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method: "unknown",
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level: 2,
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},
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}
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for _, test := range tests {
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level := getLogLevel(test.method)
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if level != test.level {
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t.Errorf("returned level: (%v), expected level: (%v)", level, test.level)
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}
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}
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}
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func TestGetMountOptions(t *testing.T) {
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tests := []struct {
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desc string
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context map[string]string
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result string
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}{
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{
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desc: "nil context",
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context: nil,
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result: "",
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},
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{
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desc: "empty context",
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context: map[string]string{},
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result: "",
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},
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{
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desc: "valid mountOptions",
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context: map[string]string{"mountOptions": "nfsvers=3"},
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result: "nfsvers=3",
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},
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{
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desc: "valid mountOptions(lowercase)",
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context: map[string]string{"mountoptions": "nfsvers=4"},
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result: "nfsvers=4",
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},
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}
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for _, test := range tests {
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result := getMountOptions(test.context)
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if result != test.result {
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t.Errorf("Unexpected result: %s, expected: %s", result, test.result)
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}
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}
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}
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func TestChmodIfPermissionMismatch(t *testing.T) {
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permissionMatchingPath, _ := getWorkDirPath("permissionMatchingPath")
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_ = makeDir(permissionMatchingPath)
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defer os.RemoveAll(permissionMatchingPath)
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permissionMismatchPath, _ := getWorkDirPath("permissionMismatchPath")
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_ = os.MkdirAll(permissionMismatchPath, os.FileMode(0721))
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defer os.RemoveAll(permissionMismatchPath)
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tests := []struct {
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desc string
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path string
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mode os.FileMode
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expectedError error
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}{
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{
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desc: "Invalid path",
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path: "invalid-path",
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mode: 0755,
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expectedError: fmt.Errorf("CreateFile invalid-path: The system cannot find the file specified"),
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},
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{
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desc: "permission matching path",
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path: permissionMatchingPath,
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mode: 0755,
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expectedError: nil,
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},
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{
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desc: "permission mismatch path",
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path: permissionMismatchPath,
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mode: 0755,
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expectedError: nil,
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},
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}
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for _, test := range tests {
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err := chmodIfPermissionMismatch(test.path, test.mode)
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if !reflect.DeepEqual(err, test.expectedError) {
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if err == nil || test.expectedError == nil && !strings.Contains(err.Error(), test.expectedError.Error()) {
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t.Errorf("test[%s]: unexpected error: %v, expected error: %v", test.desc, err, test.expectedError)
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}
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}
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}
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}
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// getWorkDirPath returns the path to the current working directory
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func getWorkDirPath(dir string) (string, error) {
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path, err := os.Getwd()
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if err != nil {
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return "", err
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}
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return fmt.Sprintf("%s%c%s", path, os.PathSeparator, dir), nil
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}
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func TestGetServerFromSource(t *testing.T) {
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tests := []struct {
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desc string
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server string
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result string
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}{
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{
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desc: "ipv4",
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server: "10.127.0.1",
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result: "10.127.0.1",
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},
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{
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desc: "ipv6",
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server: "0:0:0:0:0:0:0:1",
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result: "[0:0:0:0:0:0:0:1]",
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},
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{
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desc: "ipv6 with brackets",
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server: "[0:0:0:0:0:0:0:2]",
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result: "[0:0:0:0:0:0:0:2]",
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},
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{
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desc: "other fqdn",
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server: "bing.com",
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result: "bing.com",
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},
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}
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for _, test := range tests {
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result := getServerFromSource(test.server)
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if result != test.result {
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t.Errorf("Unexpected result: %s, expected: %s", result, test.result)
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}
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}
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}
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func TestSetKeyValueInMap(t *testing.T) {
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tests := []struct {
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desc string
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m map[string]string
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key string
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value string
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expected map[string]string
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}{
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{
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desc: "nil map",
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key: "key",
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value: "value",
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},
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{
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desc: "empty map",
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m: map[string]string{},
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key: "key",
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value: "value",
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expected: map[string]string{"key": "value"},
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},
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{
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desc: "non-empty map",
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m: map[string]string{"k": "v"},
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key: "key",
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value: "value",
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expected: map[string]string{
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"k": "v",
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"key": "value",
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},
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},
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{
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desc: "same key already exists",
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m: map[string]string{"subDir": "value2"},
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key: "subDir",
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value: "value",
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expected: map[string]string{"subDir": "value"},
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},
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{
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desc: "case insensitive key already exists",
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m: map[string]string{"subDir": "value2"},
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key: "subdir",
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value: "value",
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expected: map[string]string{"subDir": "value"},
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},
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}
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for _, test := range tests {
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setKeyValueInMap(test.m, test.key, test.value)
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if !reflect.DeepEqual(test.m, test.expected) {
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t.Errorf("test[%s]: unexpected output: %v, expected result: %v", test.desc, test.m, test.expected)
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}
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}
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}
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func TestValidateOnDeleteValue(t *testing.T) {
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tests := []struct {
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desc string
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onDelete string
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expected error
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}{
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{
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desc: "empty value",
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onDelete: "",
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expected: nil,
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},
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{
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desc: "delete value",
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onDelete: "delete",
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expected: nil,
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},
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{
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desc: "retain value",
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onDelete: "retain",
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expected: nil,
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},
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{
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desc: "Retain value",
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onDelete: "Retain",
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expected: nil,
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},
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{
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desc: "Delete value",
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onDelete: "Delete",
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expected: nil,
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},
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{
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desc: "Archive value",
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onDelete: "Archive",
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expected: nil,
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},
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{
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desc: "archive value",
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onDelete: "archive",
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expected: nil,
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},
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{
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desc: "invalid value",
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onDelete: "invalid",
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expected: fmt.Errorf("invalid value %s for OnDelete, supported values are %v", "invalid", supportedOnDeleteValues),
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},
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}
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for _, test := range tests {
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result := validateOnDeleteValue(test.onDelete)
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if !reflect.DeepEqual(result, test.expected) {
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t.Errorf("test[%s]: unexpected output: %v, expected result: %v", test.desc, result, test.expected)
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}
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}
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}
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func TestWaitForPathNotExistWithTimeout(t *testing.T) {
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tests := []struct {
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desc string
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path string
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timeout int
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expected error
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}{
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{
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desc: "path does not exist",
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path: "non-existent-path",
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timeout: 1,
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expected: nil,
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},
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{
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desc: "path exists",
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path: "/",
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timeout: 2,
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expected: fmt.Errorf("time out waiting for path / not exist"),
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},
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}
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for _, test := range tests {
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err := waitForPathNotExistWithTimeout(test.path, time.Duration(test.timeout))
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if !reflect.DeepEqual(err, test.expected) {
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t.Errorf("test[%s]: unexpected output: %v, expected result: %v", test.desc, err, test.expected)
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}
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}
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}
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