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l1.cc
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25 
26 #include <tests/norm/common.hh>
27 
28 #include <mln/algebra/vec.hh>
29 #include <mln/norm/l1.hh>
30 
31 
32 namespace test
33 {
34  template <typename V, typename S>
35  void
36  check_l1_norm_and_distance(const V& vec1, const V& vec2, const S& ref_val)
37  {
38  // Pointer on mln::norm::l1.
39  typedef mln_sum_(int) (*l1_t)(const V&);
40  l1_t l1 = mln::norm::l1;
41 
42  test::check_norm(l1, vec1, vec2);
43 
44  // Pointer on mln::norm::l1_distance.
45  typedef mln_sum_(int) (*l1_distance_t)(const V&, const V&);
46  l1_distance_t l1_distance = mln::norm::l1_distance;
47 
48  test::check_distance(l1_distance, vec1, vec2, ref_val);
49  }
50 }
51 
52 int main()
53 {
54  typedef mln::algebra::vec<3, int> vec_t;
55 
56  // Reference value.
57  int d = (5 - 1) + (1 + 2) + 3;
58 
59  // Tests using mln::algebra::vec.
60  vec_t t, u;
61  t.set(1, -2, 3);
62  u.set(5, 1, 0);
64 
65  // Tests using plain arrays.
66  int v[] = {1, -2, 3};
67  int w[] = {5, 1, 0};
69 }