open-consul/command/snapshot_inspect_test.go

126 lines
2.4 KiB
Go

package command
import (
"io"
"os"
"path"
"strings"
"testing"
"github.com/hashicorp/consul/agent"
"github.com/hashicorp/consul/testutil"
"github.com/mitchellh/cli"
)
func testSnapshotInspectCommand(t *testing.T) (*cli.MockUi, *SnapshotInspectCommand) {
ui := cli.NewMockUi()
return ui, &SnapshotInspectCommand{
BaseCommand: BaseCommand{
UI: ui,
Flags: FlagSetNone,
},
}
}
func TestSnapshotInspectCommand_implements(t *testing.T) {
t.Parallel()
var _ cli.Command = &SnapshotInspectCommand{}
}
func TestSnapshotInspectCommand_noTabs(t *testing.T) {
t.Parallel()
assertNoTabs(t, new(SnapshotInspectCommand))
}
func TestSnapshotInspectCommand_Validation(t *testing.T) {
t.Parallel()
ui, c := testSnapshotInspectCommand(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 TestSnapshotInspectCommand_Run(t *testing.T) {
t.Parallel()
a := agent.NewTestAgent(t.Name(), ``)
defer a.Shutdown()
client := a.Client()
dir := testutil.TempDir(t, "snapshot")
defer os.RemoveAll(dir)
file := path.Join(dir, "backup.tgz")
// Save a snapshot of the current Consul state
f, err := os.Create(file)
if err != nil {
t.Fatalf("err: %v", err)
}
snap, _, err := client.Snapshot().Save(nil)
if err != nil {
f.Close()
t.Fatalf("err: %v", err)
}
if _, err := io.Copy(f, snap); err != nil {
f.Close()
t.Fatalf("err: %v", err)
}
if err := f.Close(); err != nil {
t.Fatalf("err: %v", err)
}
// Inspect the snapshot
ui, c := testSnapshotInspectCommand(t)
args := []string{file}
code := c.Run(args)
if code != 0 {
t.Fatalf("bad: %d. %#v", code, ui.ErrorWriter.String())
}
output := ui.OutputWriter.String()
for _, key := range []string{
"ID",
"Size",
"Index",
"Term",
"Version",
} {
if !strings.Contains(output, key) {
t.Fatalf("bad %#v, missing %q", output, key)
}
}
}