t.Errorf("Error opening file: %v", err)
	}
}

func TestCVE202133196(t *testing.T) {
	// Archive that indicates it has 1 << 128 -1 files,
	// this would previously cause a panic due to attempting
	// to allocate a slice with 1 << 128 -1 elements.
	data := []byte{
		0x50, 0x4b, 0x03, 0x04, 0x14, 0x00, 0x08, 0x08,
		0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

	}
}

type dataAndEOFReader string

func (r dataAndEOFReader) Read(p []byte) (int, error) {
	return copy(p, r), io.EOF
}

func TestPeekThenUnreadRune(t *testing.T) {
	// This sequence used to cause a crash.
	r := NewReader(strings.NewReader("x"))
	r.ReadRune()
	r.Peek(1)
	r.UnreadRune()
	r.ReadRune() // Used to panic here
}

var testOutput = []byte("0123456789abcdefghijklmnopqrstuvwxy")

	// _{keyword}.  Create a map from C ident -> Go ident. The Go ident will
	// be mangled. Any existing identifier that already has the same name on
	// the C-side will cause the Go-mangled version to be prefixed with _.
	// (e.g. in a struct with fields '_type' and 'type', the latter would be
	// rendered as '__type' in Go).
	ident := make(map[string]string)
	used := make(map[string]bool)