recover: add minimal integration test

cmd/restic/cmd_recover_integration_test.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"context"
+	"testing"
+
+	rtest "github.com/restic/restic/internal/test"
+	"github.com/restic/restic/internal/ui/termstatus"
+)
+
+func testRunRecover(t testing.TB, gopts GlobalOptions) {
+	rtest.OK(t, withTermStatus(gopts, func(ctx context.Context, term *termstatus.Terminal) error {
+		return runRecover(context.TODO(), gopts, term)
+	}))
+}
+
+func TestRecover(t *testing.T) {
+	env, cleanup := withTestEnvironment(t)
+	// must list index more than once
+	env.gopts.backendTestHook = nil
+	defer cleanup()
+
+	testSetupBackupData(t, env)
+
+	// create backup and forget it afterwards
+	testRunBackup(t, "", []string{env.testdata}, BackupOptions{}, env.gopts)
+	ids := testListSnapshots(t, env.gopts, 1)
+	sn := testLoadSnapshot(t, env.gopts, ids[0])
+	testRunForget(t, env.gopts, ForgetOptions{}, ids[0].String())
+	testListSnapshots(t, env.gopts, 0)
+
+	testRunRecover(t, env.gopts)
+	ids = testListSnapshots(t, env.gopts, 1)
+	testRunCheck(t, env.gopts)
+	// check that the root tree is included in the snapshot
+	rtest.OK(t, runCat(context.TODO(), env.gopts, []string{"tree", ids[0].String() + ":" + sn.Tree.Str()}))
+}

cmd/restic/integration_helpers_test.go

@@ -354,6 +354,15 @@ func lastSnapshot(old, new map[string]struct{}) (map[string]struct{}, string) {
 	return old, ""
 }
 
+func testLoadSnapshot(t testing.TB, gopts GlobalOptions, id restic.ID) *restic.Snapshot {
+	_, repo, unlock, err := openWithReadLock(context.TODO(), gopts, false)
+	defer unlock()
+	rtest.OK(t, err)
+	snapshot, err := restic.LoadSnapshot(context.TODO(), repo, id)
+	rtest.OK(t, err)
+	return snapshot
+}
+
 func appendRandomData(filename string, bytes uint) error {
 	f, err := os.OpenFile(filename, os.O_WRONLY|os.O_CREATE, 0666)
 	if err != nil {