err := recover()
		if err == nil {
			t.Errorf("expected panic")
		}
	}()
	fn()
}

var copyTests = []struct {
	srcLen  int
	dstLen  int
	copyLen int
}{
	{5, 3, 3},
	{3, 5, 3},
	{0, 0, 0},
}

func TestCopyBytesToGo(t *testing.T) {
	for _, tt := range copyTests {
		t.Run(fmt.Sprintf("%d-to-%d", tt.srcLen, tt.dstLen), func(t *testing.T) {

 Everyone is permitted to copy and distribute verbatim copies
 of this license document, but changing it is not allowed.

                            Preamble

  The GNU Affero General Public License is a free, copyleft license for
software and other kinds of works, specifically designed to ensure
cooperation with the community in the case of network server software.