TEST() [1/9]

TEST	(	Subsets	,
		concatenateSubsets	)

Definition at line 147 of file SubsetTest.cpp.

{
  const int n = 7;
  const int p = 3;
  const int q = 2;
  const int n_choose_p = 35;
  Subsets C(n, std::max(p, q));
 
  Subset a(p, 0);
  Subset b(q, 0);
  Subset c(p + q, 0);
  Subset d(p + q, 0);
 
  int sign;
  if ((p % 2 == 1) && (q % 2 == 1))
    sign = -1;
  else
    sign = 1;
  for (size_t i = 0; i < n_choose_p; i++)
    {
      C.decode(i, a);
      EXPECT_TRUE(C.isValid(a));
      for (size_t j = 0; j < n_choose_p; j++)
        {
          C.decode(j, b);
          EXPECT_TRUE(C.isValid(b));
          int ret1 = Subsets::concatenateSubsets(a, b, c);
          int ret2 = Subsets::concatenateSubsets(b, a, d);
          if (ret1 == 0 || ret2 == 0)
            {
              EXPECT_EQ(ret1, ret2);
              break;
            }
          EXPECT_EQ(ret1, sign * ret2);
          EXPECT_TRUE(sameSubset(c, d));
        }
    }
}

References Subsets::concatenateSubsets(), Subsets::decode(), Subsets::isValid(), p, and sameSubset().