}} {
		w := NewWriter(io.Discard)
		if err := w.WriteHeader(test.h); err != ErrFieldTooLong {
			t.Errorf("%v: w.WriteHeader() = %v, want ErrFieldTooLong", test.name, err)
		}
	}
}

// testNonEmptyWriter wraps an io.Writer and ensures that
// Write is never called with an empty buffer.
type testNonEmptyWriter struct{ io.Writer }

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package zip

import (
	"bytes"
	"compress/flate"
	"encoding/binary"
	"fmt"
	"hash/crc32"
	"io"
	"io/fs"
	"math/rand"
	"os"
	"strings"
	"testing"
	"testing/fstest"
	"time"
)

// TODO(adg): a more sophisticated test suite

type WriteTest struct {
	Name   string
	Data   []byte