open-consul/command/snapshot_save_test.go

104 lines
2.0 KiB
Go

package command
import (
"io/ioutil"
"os"
"path"
"strings"
"testing"
"github.com/hashicorp/consul/command/base"
"github.com/mitchellh/cli"
)
func testSnapshotSaveCommand(t *testing.T) (*cli.MockUi, *SnapshotSaveCommand) {
ui := new(cli.MockUi)
return ui, &SnapshotSaveCommand{
Command: base.Command{
UI: ui,
Flags: base.FlagSetHTTP,
},
}
}
func TestSnapshotSaveCommand_implements(t *testing.T) {
var _ cli.Command = &SnapshotSaveCommand{}
}
func TestSnapshotSaveCommand_noTabs(t *testing.T) {
assertNoTabs(t, new(SnapshotSaveCommand))
}
func TestSnapshotSaveCommand_Validation(t *testing.T) {
ui, c := testSnapshotSaveCommand(t)
cases := map[string]struct {
args []string
output string
}{
"no file": {
[]string{},
"Missing FILE argument",
},
"extra args": {
[]string{"foo", "bar", "baz"},
"Too many arguments",
},
}
for name, tc := range cases {
// Ensure our buffer is always clear
if ui.ErrorWriter != nil {
ui.ErrorWriter.Reset()
}
if ui.OutputWriter != nil {
ui.OutputWriter.Reset()
}
code := c.Run(tc.args)
if code == 0 {
t.Errorf("%s: expected non-zero exit", name)
}
output := ui.ErrorWriter.String()
if !strings.Contains(output, tc.output) {
t.Errorf("%s: expected %q to contain %q", name, output, tc.output)
}
}
}
func TestSnapshotSaveCommand_Run(t *testing.T) {
srv, client := testAgentWithAPIClient(t)
defer srv.Shutdown()
waitForLeader(t, srv.httpAddr)
ui, c := testSnapshotSaveCommand(t)
dir, err := ioutil.TempDir("", "snapshot")
if err != nil {
t.Fatalf("err: %v", err)
}
defer os.RemoveAll(dir)
file := path.Join(dir, "backup.tgz")
args := []string{
"-http-addr=" + srv.httpAddr,
file,
}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
f, err := os.Open(file)
if err != nil {
t.Fatalf("err: %v", err)
}
defer f.Close()
if err := client.Snapshot().Restore(nil, f); err != nil {
t.Fatalf("err: %v", err)
}
}