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restic/internal/backend/local/local_internal_test.go

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package local
import (
"context"
"errors"
"fmt"
"os"
"syscall"
"testing"
"github.com/restic/restic/internal/restic"
rtest "github.com/restic/restic/internal/test"
"github.com/cenkalti/backoff/v4"
)
func TestNoSpacePermanent(t *testing.T) {
oldTempFile := tempFile
defer func() {
tempFile = oldTempFile
}()
tempFile = func(_, _ string) (*os.File, error) {
return nil, fmt.Errorf("not creating tempfile, %w", syscall.ENOSPC)
}
dir := rtest.TempDir(t)
be, err := Open(context.Background(), Config{Path: dir, Connections: 2})
rtest.OK(t, err)
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defer func() {
rtest.OK(t, be.Close())
}()
h := restic.Handle{Type: restic.ConfigFile}
err = be.Save(context.Background(), h, nil)
_, ok := err.(*backoff.PermanentError)
rtest.Assert(t, ok,
"error type should be backoff.PermanentError, got %T", err)
rtest.Assert(t, errors.Is(err, syscall.ENOSPC),
"could not recover original ENOSPC error")
}