message: fixed a typo in tests
diff: @@ -261,7 +261,7 @@ static void test_haphazard() {
  dvec2 = df3.get_column<double> ("dbl_col_2");
  assert(dvec.size() == 1);
  - assert(dvec[5] == 2.2345);
  + assert(dvec[0] == 3.2345);
  assert(dvec2.size() == 1);
  assert(dvec2[0] == 0.056);
  