コード例 #1
0
 /**
  * Test method for {@link GroupElement#p3(Curve, FieldElement, FieldElement, FieldElement,
  * FieldElement)}.
  */
 @Test
 public void testP3() {
   final GroupElement t = GroupElement.p3(curve, ZERO, ONE, ONE, ZERO);
   assertThat(t.curve, is(equalTo(curve)));
   assertThat(t.repr, is(GroupElement.Representation.P3));
   assertThat(t.X, is(ZERO));
   assertThat(t.Y, is(ONE));
   assertThat(t.Z, is(ONE));
   assertThat(t.T, is(ZERO));
 }
コード例 #2
0
  @Test
  public void addingNeutralGroupElementDoesNotChangeGroupElement() {
    final GroupElement neutral =
        GroupElement.p3(
            curve,
            curve.getField().ZERO,
            curve.getField().ONE,
            curve.getField().ONE,
            curve.getField().ZERO);
    for (int i = 0; i < 1000; i++) {
      // Arrange:
      final GroupElement g = MathUtils.getRandomGroupElement();

      // Act:
      final GroupElement h1 = g.add(neutral.toCached());
      final GroupElement h2 = neutral.add(g.toCached());

      // Assert:
      Assert.assertThat(g, IsEqual.equalTo(h1));
      Assert.assertThat(g, IsEqual.equalTo(h2));
    }
  }
コード例 #3
0
 /** Test method for {@link GroupElement#GroupElement(Curve, byte[])}. */
 @Test
 public void testGroupElementByteArray() {
   final GroupElement t = new GroupElement(curve, BYTES_PKR);
   final GroupElement s = GroupElement.p3(curve, PKR[0], PKR[1], ONE, PKR[0].multiply(PKR[1]));
   assertThat(t, is(equalTo(s)));
 }