879 lines
22 KiB
Go
879 lines
22 KiB
Go
// +build linux
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package devmapper
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import (
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"fmt"
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"github.com/dotcloud/docker/graphdriver"
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"io/ioutil"
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"path"
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"runtime"
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"strings"
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"syscall"
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"testing"
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)
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func init() {
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// Reduce the size the the base fs and loopback for the tests
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DefaultDataLoopbackSize = 300 * 1024 * 1024
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DefaultMetaDataLoopbackSize = 200 * 1024 * 1024
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DefaultBaseFsSize = 300 * 1024 * 1024
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}
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// denyAllDevmapper mocks all calls to libdevmapper in the unit tests, and denies them by default
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func denyAllDevmapper() {
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// Hijack all calls to libdevmapper with default panics.
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// Authorized calls are selectively hijacked in each tests.
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DmTaskCreate = func(t int) *CDmTask {
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panic("DmTaskCreate: this method should not be called here")
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}
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DmTaskRun = func(task *CDmTask) int {
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panic("DmTaskRun: this method should not be called here")
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}
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DmTaskSetName = func(task *CDmTask, name string) int {
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panic("DmTaskSetName: this method should not be called here")
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}
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DmTaskSetMessage = func(task *CDmTask, message string) int {
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panic("DmTaskSetMessage: this method should not be called here")
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}
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DmTaskSetSector = func(task *CDmTask, sector uint64) int {
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panic("DmTaskSetSector: this method should not be called here")
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}
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DmTaskSetCookie = func(task *CDmTask, cookie *uint, flags uint16) int {
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panic("DmTaskSetCookie: this method should not be called here")
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}
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DmTaskSetAddNode = func(task *CDmTask, addNode AddNodeType) int {
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panic("DmTaskSetAddNode: this method should not be called here")
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}
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DmTaskSetRo = func(task *CDmTask) int {
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panic("DmTaskSetRo: this method should not be called here")
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}
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DmTaskAddTarget = func(task *CDmTask, start, size uint64, ttype, params string) int {
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panic("DmTaskAddTarget: this method should not be called here")
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}
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DmTaskGetInfo = func(task *CDmTask, info *Info) int {
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panic("DmTaskGetInfo: this method should not be called here")
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}
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DmGetNextTarget = func(task *CDmTask, next uintptr, start, length *uint64, target, params *string) uintptr {
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panic("DmGetNextTarget: this method should not be called here")
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}
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DmUdevWait = func(cookie uint) int {
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panic("DmUdevWait: this method should not be called here")
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}
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DmSetDevDir = func(dir string) int {
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panic("DmSetDevDir: this method should not be called here")
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}
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DmGetLibraryVersion = func(version *string) int {
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panic("DmGetLibraryVersion: this method should not be called here")
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}
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DmLogInitVerbose = func(level int) {
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panic("DmLogInitVerbose: this method should not be called here")
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}
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DmTaskDestroy = func(task *CDmTask) {
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panic("DmTaskDestroy: this method should not be called here")
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}
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LogWithErrnoInit = func() {
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panic("LogWithErrnoInit: this method should not be called here")
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}
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}
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func denyAllSyscall() {
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sysMount = func(source, target, fstype string, flags uintptr, data string) (err error) {
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panic("sysMount: this method should not be called here")
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}
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sysUnmount = func(target string, flags int) (err error) {
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panic("sysUnmount: this method should not be called here")
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}
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sysCloseOnExec = func(fd int) {
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panic("sysCloseOnExec: this method should not be called here")
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}
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sysSyscall = func(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
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panic("sysSyscall: this method should not be called here")
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}
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// Not a syscall, but forbidding it here anyway
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Mounted = func(mnt string) (bool, error) {
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panic("devmapper.Mounted: this method should not be called here")
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}
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// osOpenFile = os.OpenFile
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// osNewFile = os.NewFile
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// osCreate = os.Create
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// osStat = os.Stat
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// osIsNotExist = os.IsNotExist
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// osIsExist = os.IsExist
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// osMkdirAll = os.MkdirAll
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// osRemoveAll = os.RemoveAll
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// osRename = os.Rename
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// osReadlink = os.Readlink
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// execRun = func(name string, args ...string) error {
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// return exec.Command(name, args...).Run()
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// }
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}
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func mkTestDirectory(t *testing.T) string {
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dir, err := ioutil.TempDir("", "docker-test-devmapper-")
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if err != nil {
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t.Fatal(err)
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}
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return dir
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}
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func newDriver(t *testing.T) *Driver {
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home := mkTestDirectory(t)
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d, err := Init(home)
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if err != nil {
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t.Fatal(err)
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}
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return d.(*Driver)
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}
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func cleanup(d *Driver) {
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d.Cleanup()
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osRemoveAll(d.home)
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}
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type Set map[string]bool
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func (r Set) Assert(t *testing.T, names ...string) {
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for _, key := range names {
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if _, exists := r[key]; !exists {
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t.Fatalf("Key not set: %s", key)
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}
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delete(r, key)
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}
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if len(r) != 0 {
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t.Fatalf("Unexpected keys: %v", r)
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}
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}
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func TestInit(t *testing.T) {
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var (
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calls = make(Set)
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taskMessages = make(Set)
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taskTypes = make(Set)
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home = mkTestDirectory(t)
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)
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defer osRemoveAll(home)
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func() {
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denyAllDevmapper()
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DmSetDevDir = func(dir string) int {
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calls["DmSetDevDir"] = true
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expectedDir := "/dev"
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if dir != expectedDir {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmSetDevDir(%v)\nReceived: DmSetDevDir(%v)\n", expectedDir, dir)
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}
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return 0
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}
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LogWithErrnoInit = func() {
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calls["DmLogWithErrnoInit"] = true
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}
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var task1 CDmTask
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DmTaskCreate = func(taskType int) *CDmTask {
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calls["DmTaskCreate"] = true
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taskTypes[fmt.Sprintf("%d", taskType)] = true
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return &task1
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}
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DmTaskSetName = func(task *CDmTask, name string) int {
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calls["DmTaskSetName"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskSetName(%v)\nReceived: DmTaskSetName(%v)\n", expectedTask, task)
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}
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// FIXME: use Set.AssertRegexp()
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if !strings.HasPrefix(name, "docker-") && !strings.HasPrefix(name, "/dev/mapper/docker-") ||
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!strings.HasSuffix(name, "-pool") && !strings.HasSuffix(name, "-base") {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskSetName(%v)\nReceived: DmTaskSetName(%v)\n", "docker-...-pool", name)
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}
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return 1
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}
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DmTaskRun = func(task *CDmTask) int {
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calls["DmTaskRun"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskRun(%v)\nReceived: DmTaskRun(%v)\n", expectedTask, task)
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}
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return 1
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}
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DmTaskGetInfo = func(task *CDmTask, info *Info) int {
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calls["DmTaskGetInfo"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskGetInfo(%v)\nReceived: DmTaskGetInfo(%v)\n", expectedTask, task)
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}
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// This will crash if info is not dereferenceable
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info.Exists = 0
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return 1
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}
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DmTaskSetSector = func(task *CDmTask, sector uint64) int {
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calls["DmTaskSetSector"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskSetSector(%v)\nReceived: DmTaskSetSector(%v)\n", expectedTask, task)
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}
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if expectedSector := uint64(0); sector != expectedSector {
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t.Fatalf("Wrong libdevmapper call to DmTaskSetSector\nExpected: %v\nReceived: %v\n", expectedSector, sector)
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}
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return 1
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}
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DmTaskSetMessage = func(task *CDmTask, message string) int {
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calls["DmTaskSetMessage"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskSetSector(%v)\nReceived: DmTaskSetSector(%v)\n", expectedTask, task)
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}
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taskMessages[message] = true
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return 1
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}
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DmTaskDestroy = func(task *CDmTask) {
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calls["DmTaskDestroy"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskDestroy(%v)\nReceived: DmTaskDestroy(%v)\n", expectedTask, task)
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}
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}
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DmTaskAddTarget = func(task *CDmTask, start, size uint64, ttype, params string) int {
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calls["DmTaskSetTarget"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskDestroy(%v)\nReceived: DmTaskDestroy(%v)\n", expectedTask, task)
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}
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if start != 0 {
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t.Fatalf("Wrong start: %d != %d", start, 0)
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}
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if ttype != "thin" && ttype != "thin-pool" {
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t.Fatalf("Wrong ttype: %s", ttype)
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}
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// Quick smoke test
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if params == "" {
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t.Fatalf("Params should not be empty")
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}
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return 1
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}
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fakeCookie := uint(4321)
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DmTaskSetCookie = func(task *CDmTask, cookie *uint, flags uint16) int {
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calls["DmTaskSetCookie"] = true
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expectedTask := &task1
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if task != expectedTask {
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t.Fatalf("Wrong libdevmapper call\nExpected: DmTaskDestroy(%v)\nReceived: DmTaskDestroy(%v)\n", expectedTask, task)
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}
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if flags != 0 {
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t.Fatalf("Cookie flags should be 0 (not %x)", flags)
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}
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*cookie = fakeCookie
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return 1
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}
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DmUdevWait = func(cookie uint) int {
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calls["DmUdevWait"] = true
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if cookie != fakeCookie {
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t.Fatalf("Wrong cookie: %d != %d", cookie, fakeCookie)
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}
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return 1
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}
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DmTaskSetAddNode = func(task *CDmTask, addNode AddNodeType) int {
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if addNode != AddNodeOnCreate {
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t.Fatalf("Wrong AddNoteType: %v (expected %v)", addNode, AddNodeOnCreate)
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}
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calls["DmTaskSetAddNode"] = true
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return 1
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}
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execRun = func(name string, args ...string) error {
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calls["execRun"] = true
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if name != "mkfs.ext4" {
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t.Fatalf("Expected %s to be executed, not %s", "mkfs.ext4", name)
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}
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return nil
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}
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driver, err := Init(home)
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if err != nil {
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t.Fatal(err)
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}
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defer func() {
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if err := driver.Cleanup(); err != nil {
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t.Fatal(err)
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}
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}()
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}()
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// Put all tests in a funciton to make sure the garbage collection will
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// occur.
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// Call GC to cleanup runtime.Finalizers
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runtime.GC()
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calls.Assert(t,
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"DmSetDevDir",
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"DmLogWithErrnoInit",
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"DmTaskSetName",
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"DmTaskRun",
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"DmTaskGetInfo",
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"DmTaskDestroy",
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"execRun",
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"DmTaskCreate",
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"DmTaskSetTarget",
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"DmTaskSetCookie",
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"DmUdevWait",
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"DmTaskSetSector",
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"DmTaskSetMessage",
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"DmTaskSetAddNode",
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)
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taskTypes.Assert(t, "0", "6", "17")
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taskMessages.Assert(t, "create_thin 0", "set_transaction_id 0 1")
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}
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func fakeInit() func(home string) (graphdriver.Driver, error) {
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oldInit := Init
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Init = func(home string) (graphdriver.Driver, error) {
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return &Driver{
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home: home,
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}, nil
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}
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return oldInit
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}
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func restoreInit(init func(home string) (graphdriver.Driver, error)) {
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Init = init
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}
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func mockAllDevmapper(calls Set) {
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DmSetDevDir = func(dir string) int {
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calls["DmSetDevDir"] = true
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return 0
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}
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LogWithErrnoInit = func() {
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calls["DmLogWithErrnoInit"] = true
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}
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DmTaskCreate = func(taskType int) *CDmTask {
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calls["DmTaskCreate"] = true
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return &CDmTask{}
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}
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DmTaskSetName = func(task *CDmTask, name string) int {
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calls["DmTaskSetName"] = true
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return 1
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}
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DmTaskRun = func(task *CDmTask) int {
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calls["DmTaskRun"] = true
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return 1
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}
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DmTaskGetInfo = func(task *CDmTask, info *Info) int {
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calls["DmTaskGetInfo"] = true
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return 1
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}
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DmTaskSetSector = func(task *CDmTask, sector uint64) int {
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calls["DmTaskSetSector"] = true
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return 1
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}
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DmTaskSetMessage = func(task *CDmTask, message string) int {
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calls["DmTaskSetMessage"] = true
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return 1
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}
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DmTaskDestroy = func(task *CDmTask) {
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calls["DmTaskDestroy"] = true
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}
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DmTaskAddTarget = func(task *CDmTask, start, size uint64, ttype, params string) int {
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calls["DmTaskSetTarget"] = true
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return 1
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}
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DmTaskSetCookie = func(task *CDmTask, cookie *uint, flags uint16) int {
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calls["DmTaskSetCookie"] = true
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return 1
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}
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DmUdevWait = func(cookie uint) int {
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calls["DmUdevWait"] = true
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return 1
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}
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DmTaskSetAddNode = func(task *CDmTask, addNode AddNodeType) int {
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calls["DmTaskSetAddNode"] = true
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return 1
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}
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execRun = func(name string, args ...string) error {
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calls["execRun"] = true
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return nil
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}
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}
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func TestDriverName(t *testing.T) {
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denyAllDevmapper()
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defer denyAllDevmapper()
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oldInit := fakeInit()
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defer restoreInit(oldInit)
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d := newDriver(t)
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if d.String() != "devicemapper" {
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t.Fatalf("Expected driver name to be devicemapper got %s", d.String())
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}
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}
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func TestDriverCreate(t *testing.T) {
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denyAllDevmapper()
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denyAllSyscall()
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defer denyAllSyscall()
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defer denyAllDevmapper()
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calls := make(Set)
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mockAllDevmapper(calls)
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sysMount = func(source, target, fstype string, flags uintptr, data string) (err error) {
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calls["sysMount"] = true
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// FIXME: compare the exact source and target strings (inodes + devname)
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if expectedSource := "/dev/mapper/docker-"; !strings.HasPrefix(source, expectedSource) {
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t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedSource, source)
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}
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if expectedTarget := "/tmp/docker-test-devmapper-"; !strings.HasPrefix(target, expectedTarget) {
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t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedTarget, target)
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}
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if expectedFstype := "ext4"; fstype != expectedFstype {
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t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedFstype, fstype)
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}
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if expectedFlags := uintptr(3236757504); flags != expectedFlags {
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t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedFlags, flags)
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}
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return nil
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}
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Mounted = func(mnt string) (bool, error) {
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calls["Mounted"] = true
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if !strings.HasPrefix(mnt, "/tmp/docker-test-devmapper-") || !strings.HasSuffix(mnt, "/mnt/1") {
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t.Fatalf("Wrong mounted call\nExpected: Mounted(%v)\nReceived: Mounted(%v)\n", "/tmp/docker-test-devmapper-.../mnt/1", mnt)
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}
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return false, nil
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}
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sysSyscall = func(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
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calls["sysSyscall"] = true
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if trap != sysSysIoctl {
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t.Fatalf("Unexpected syscall. Expecting SYS_IOCTL, received: %d", trap)
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}
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switch a2 {
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case LoopSetFd:
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calls["ioctl.loopsetfd"] = true
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case LoopCtlGetFree:
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calls["ioctl.loopctlgetfree"] = true
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case LoopGetStatus64:
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calls["ioctl.loopgetstatus"] = true
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case LoopSetStatus64:
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calls["ioctl.loopsetstatus"] = true
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case LoopClrFd:
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calls["ioctl.loopclrfd"] = true
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case LoopSetCapacity:
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calls["ioctl.loopsetcapacity"] = true
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case BlkGetSize64:
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calls["ioctl.blkgetsize"] = true
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default:
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t.Fatalf("Unexpected IOCTL. Received %d", a2)
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}
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return 0, 0, 0
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}
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func() {
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d := newDriver(t)
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calls.Assert(t,
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"DmSetDevDir",
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"DmLogWithErrnoInit",
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"DmTaskSetName",
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"DmTaskRun",
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"DmTaskGetInfo",
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"execRun",
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"DmTaskCreate",
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"DmTaskSetTarget",
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"DmTaskSetCookie",
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"DmUdevWait",
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"DmTaskSetSector",
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"DmTaskSetMessage",
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"DmTaskSetAddNode",
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"sysSyscall",
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|
"ioctl.blkgetsize",
|
|
"ioctl.loopsetfd",
|
|
"ioctl.loopsetstatus",
|
|
)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
calls.Assert(t,
|
|
"DmTaskCreate",
|
|
"DmTaskGetInfo",
|
|
"sysMount",
|
|
"Mounted",
|
|
"DmTaskRun",
|
|
"DmTaskSetTarget",
|
|
"DmTaskSetSector",
|
|
"DmTaskSetCookie",
|
|
"DmUdevWait",
|
|
"DmTaskSetName",
|
|
"DmTaskSetMessage",
|
|
"DmTaskSetAddNode",
|
|
)
|
|
|
|
}()
|
|
|
|
runtime.GC()
|
|
|
|
calls.Assert(t,
|
|
"DmTaskDestroy",
|
|
)
|
|
}
|
|
|
|
func TestDriverRemove(t *testing.T) {
|
|
denyAllDevmapper()
|
|
denyAllSyscall()
|
|
defer denyAllSyscall()
|
|
defer denyAllDevmapper()
|
|
|
|
calls := make(Set)
|
|
mockAllDevmapper(calls)
|
|
|
|
sysMount = func(source, target, fstype string, flags uintptr, data string) (err error) {
|
|
calls["sysMount"] = true
|
|
// FIXME: compare the exact source and target strings (inodes + devname)
|
|
if expectedSource := "/dev/mapper/docker-"; !strings.HasPrefix(source, expectedSource) {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedSource, source)
|
|
}
|
|
if expectedTarget := "/tmp/docker-test-devmapper-"; !strings.HasPrefix(target, expectedTarget) {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedTarget, target)
|
|
}
|
|
if expectedFstype := "ext4"; fstype != expectedFstype {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedFstype, fstype)
|
|
}
|
|
if expectedFlags := uintptr(3236757504); flags != expectedFlags {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedFlags, flags)
|
|
}
|
|
return nil
|
|
}
|
|
sysUnmount = func(target string, flags int) (err error) {
|
|
calls["sysUnmount"] = true
|
|
// FIXME: compare the exact source and target strings (inodes + devname)
|
|
if expectedTarget := "/tmp/docker-test-devmapper-"; !strings.HasPrefix(target, expectedTarget) {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedTarget, target)
|
|
}
|
|
if expectedFlags := 0; flags != expectedFlags {
|
|
t.Fatalf("Wrong syscall call\nExpected: Mount(%v)\nReceived: Mount(%v)\n", expectedFlags, flags)
|
|
}
|
|
return nil
|
|
}
|
|
Mounted = func(mnt string) (bool, error) {
|
|
calls["Mounted"] = true
|
|
return false, nil
|
|
}
|
|
|
|
sysSyscall = func(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno) {
|
|
calls["sysSyscall"] = true
|
|
if trap != sysSysIoctl {
|
|
t.Fatalf("Unexpected syscall. Expecting SYS_IOCTL, received: %d", trap)
|
|
}
|
|
switch a2 {
|
|
case LoopSetFd:
|
|
calls["ioctl.loopsetfd"] = true
|
|
case LoopCtlGetFree:
|
|
calls["ioctl.loopctlgetfree"] = true
|
|
case LoopGetStatus64:
|
|
calls["ioctl.loopgetstatus"] = true
|
|
case LoopSetStatus64:
|
|
calls["ioctl.loopsetstatus"] = true
|
|
case LoopClrFd:
|
|
calls["ioctl.loopclrfd"] = true
|
|
case LoopSetCapacity:
|
|
calls["ioctl.loopsetcapacity"] = true
|
|
case BlkGetSize64:
|
|
calls["ioctl.blkgetsize"] = true
|
|
default:
|
|
t.Fatalf("Unexpected IOCTL. Received %d", a2)
|
|
}
|
|
return 0, 0, 0
|
|
}
|
|
|
|
func() {
|
|
d := newDriver(t)
|
|
|
|
calls.Assert(t,
|
|
"DmSetDevDir",
|
|
"DmLogWithErrnoInit",
|
|
"DmTaskSetName",
|
|
"DmTaskRun",
|
|
"DmTaskGetInfo",
|
|
"execRun",
|
|
"DmTaskCreate",
|
|
"DmTaskSetTarget",
|
|
"DmTaskSetCookie",
|
|
"DmUdevWait",
|
|
"DmTaskSetSector",
|
|
"DmTaskSetMessage",
|
|
"DmTaskSetAddNode",
|
|
"sysSyscall",
|
|
"ioctl.blkgetsize",
|
|
"ioctl.loopsetfd",
|
|
"ioctl.loopsetstatus",
|
|
)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
calls.Assert(t,
|
|
"DmTaskCreate",
|
|
"DmTaskGetInfo",
|
|
"sysMount",
|
|
"Mounted",
|
|
"DmTaskRun",
|
|
"DmTaskSetTarget",
|
|
"DmTaskSetSector",
|
|
"DmTaskSetCookie",
|
|
"DmUdevWait",
|
|
"DmTaskSetName",
|
|
"DmTaskSetMessage",
|
|
"DmTaskSetAddNode",
|
|
)
|
|
|
|
Mounted = func(mnt string) (bool, error) {
|
|
calls["Mounted"] = true
|
|
return true, nil
|
|
}
|
|
|
|
if err := d.Remove("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
calls.Assert(t,
|
|
"DmTaskRun",
|
|
"DmTaskSetSector",
|
|
"DmTaskSetName",
|
|
"DmTaskSetMessage",
|
|
"DmTaskCreate",
|
|
"DmTaskGetInfo",
|
|
"Mounted",
|
|
"sysUnmount",
|
|
)
|
|
}()
|
|
runtime.GC()
|
|
|
|
calls.Assert(t,
|
|
"DmTaskDestroy",
|
|
)
|
|
}
|
|
|
|
func TestCleanup(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
t.Skip("Unimplemented")
|
|
d := newDriver(t)
|
|
defer osRemoveAll(d.home)
|
|
|
|
mountPoints := make([]string, 2)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
// Mount the id
|
|
p, err := d.Get("1")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
mountPoints[0] = p
|
|
|
|
if err := d.Create("2", "1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
p, err = d.Get("2")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
mountPoints[1] = p
|
|
|
|
// Ensure that all the mount points are currently mounted
|
|
for _, p := range mountPoints {
|
|
if mounted, err := Mounted(p); err != nil {
|
|
t.Fatal(err)
|
|
} else if !mounted {
|
|
t.Fatalf("Expected %s to be mounted", p)
|
|
}
|
|
}
|
|
|
|
// Ensure that devices are active
|
|
for _, p := range []string{"1", "2"} {
|
|
if !d.HasActivatedDevice(p) {
|
|
t.Fatalf("Expected %s to have an active device", p)
|
|
}
|
|
}
|
|
|
|
if err := d.Cleanup(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Ensure that all the mount points are no longer mounted
|
|
for _, p := range mountPoints {
|
|
if mounted, err := Mounted(p); err != nil {
|
|
t.Fatal(err)
|
|
} else if mounted {
|
|
t.Fatalf("Expected %s to not be mounted", p)
|
|
}
|
|
}
|
|
|
|
// Ensure that devices are no longer activated
|
|
for _, p := range []string{"1", "2"} {
|
|
if d.HasActivatedDevice(p) {
|
|
t.Fatalf("Expected %s not be an active device", p)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestNotMounted(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
t.Skip("Not implemented")
|
|
d := newDriver(t)
|
|
defer cleanup(d)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
mounted, err := Mounted(path.Join(d.home, "mnt", "1"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if mounted {
|
|
t.Fatal("Id 1 should not be mounted")
|
|
}
|
|
}
|
|
|
|
func TestMounted(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
d := newDriver(t)
|
|
defer cleanup(d)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
mounted, err := Mounted(path.Join(d.home, "mnt", "1"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !mounted {
|
|
t.Fatal("Id 1 should be mounted")
|
|
}
|
|
}
|
|
|
|
func TestInitCleanedDriver(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
d := newDriver(t)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err := d.Cleanup(); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
driver, err := Init(d.home)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
d = driver.(*Driver)
|
|
defer cleanup(d)
|
|
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestMountMountedDriver(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
d := newDriver(t)
|
|
defer cleanup(d)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
// Perform get on same id to ensure that it will
|
|
// not be mounted twice
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestGetReturnsValidDevice(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
d := newDriver(t)
|
|
defer cleanup(d)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !d.HasDevice("1") {
|
|
t.Fatalf("Expected id 1 to be in device set")
|
|
}
|
|
|
|
if _, err := d.Get("1"); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !d.HasActivatedDevice("1") {
|
|
t.Fatalf("Expected id 1 to be activated")
|
|
}
|
|
|
|
if !d.HasInitializedDevice("1") {
|
|
t.Fatalf("Expected id 1 to be initialized")
|
|
}
|
|
}
|
|
|
|
func TestDriverGetSize(t *testing.T) {
|
|
t.Skip("FIXME: not a unit test")
|
|
t.Skipf("Size is currently not implemented")
|
|
|
|
d := newDriver(t)
|
|
defer cleanup(d)
|
|
|
|
if err := d.Create("1", ""); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
mountPoint, err := d.Get("1")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
size := int64(1024)
|
|
|
|
f, err := osCreate(path.Join(mountPoint, "test_file"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err := f.Truncate(size); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
f.Close()
|
|
|
|
// diffSize, err := d.DiffSize("1")
|
|
// if err != nil {
|
|
// t.Fatal(err)
|
|
// }
|
|
// if diffSize != size {
|
|
// t.Fatalf("Expected size %d got %d", size, diffSize)
|
|
// }
|
|
}
|
|
|
|
func assertMap(t *testing.T, m map[string]bool, keys ...string) {
|
|
for _, key := range keys {
|
|
if _, exists := m[key]; !exists {
|
|
t.Fatalf("Key not set: %s", key)
|
|
}
|
|
delete(m, key)
|
|
}
|
|
if len(m) != 0 {
|
|
t.Fatalf("Unexpected keys: %v", m)
|
|
}
|
|
}
|