res, err := obj.NewMultipartUpload(ctx, bucket, object, ObjectOptions{})
	if err != nil {
		t.Fatal(err)
	}

	// Upload a part
	partData := bytes.Repeat([]byte("a"), 5*humanize.MiByte)
	md5Hex := getMD5Hash(partData)
	_, err = obj.PutObjectPart(ctx, bucket, object, res.UploadID, 1,
		mustGetPutObjReader(t, bytes.NewReader(partData), int64(len(partData)), md5Hex, ""),
		ObjectOptions{})

ABytes := A.Bytes(M) mBig := new(big.Int).SetBytes(m) aBig := new(big.Int).SetBytes(a) bBig := new(big.Int).SetBytes(b) nBig := new(big.Int).Mul(aBig, bBig) nBig.Mod(nBig, mBig) nBigBytes := make([]byte, len(ABytes)) nBig.FillBytes(nBigBytes) if !bytes.Equal(ABytes, nBigBytes) { t.Errorf("got %x, want %x", ABytes, nBigBytes) } } func TestIs(t *testing.T) { checkYes := func(c choice, err string) { t.Helper() if c != yes { t.Error(err) } } checkNot := func(c choice, err string) { t.Helper() if c != no...