272     map_seq.extend(MAP_EXTENSION_EMPTY.iter().copied());  in map_seq_par_equivalence_existing_empty_extend_empty()
273     map_par.par_extend(MAP_EXTENSION_EMPTY.par_iter().copied());  in map_seq_par_equivalence_existing_empty_extend_empty()
280     let expected = MAP_EXTENSION.iter().copied().collect::<HashMap<_, _>>();  in map_seq_par_equivalence_existing_empty_extend()
284     map_seq.extend(MAP_EXTENSION.iter().copied());  in map_seq_par_equivalence_existing_empty_extend()
285     map_par.par_extend(MAP_EXTENSION.par_iter().copied());  in map_seq_par_equivalence_existing_empty_extend()
296     map_seq.extend(MAP_EXTENSION_EMPTY.iter().copied());  in map_seq_par_equivalence_existing_extend_empty()
297     map_par.par_extend(MAP_EXTENSION_EMPTY.par_iter().copied());  in map_seq_par_equivalence_existing_extend_empty()
308     map_seq.extend(MAP_EXTENSION.iter().copied());  in map_seq_par_equivalence_existing_extend()
309     map_par.par_extend(MAP_EXTENSION.par_iter().copied());  in map_seq_par_equivalence_existing_extend()
426     set_seq.extend(SET_EXTENSION_EMPTY.iter().copied());  in set_seq_par_equivalence_existing_empty_extend_empty()
427     set_par.par_extend(SET_EXTENSION_EMPTY.par_iter().copied());  in set_seq_par_equivalence_existing_empty_extend_empty()
434     let expected = SET_EXTENSION.iter().copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_existing_empty_extend()
438     set_seq.extend(SET_EXTENSION.iter().copied());  in set_seq_par_equivalence_existing_empty_extend()
439     set_par.par_extend(SET_EXTENSION.par_iter().copied());  in set_seq_par_equivalence_existing_empty_extend()
450     set_seq.extend(SET_EXTENSION_EMPTY.iter().copied());  in set_seq_par_equivalence_existing_extend_empty()
451     set_par.par_extend(SET_EXTENSION_EMPTY.par_iter().copied());  in set_seq_par_equivalence_existing_extend_empty()
462     set_seq.extend(SET_EXTENSION.iter().copied());  in set_seq_par_equivalence_existing_extend()
463     set_par.par_extend(SET_EXTENSION.par_iter().copied());  in set_seq_par_equivalence_existing_extend()
469     static ref SET_A: HashSet<char> = ['a', 'b', 'c', 'd'].iter().copied().collect();
470     static ref SET_B: HashSet<char> = ['a', 'b', 'e', 'f'].iter().copied().collect();
471     static ref SET_DIFF_AB: HashSet<char> = ['c', 'd'].iter().copied().collect();
472     static ref SET_DIFF_BA: HashSet<char> = ['e', 'f'].iter().copied().collect();
473     static ref SET_SYMM_DIFF_AB: HashSet<char> = ['c', 'd', 'e', 'f'].iter().copied().collect();
474     static ref SET_INTERSECTION_AB: HashSet<char> = ['a', 'b'].iter().copied().collect();
476         ['a', 'b', 'c', 'd', 'e', 'f'].iter().copied().collect();
481     let diff_ab_seq = SET_A.difference(&*SET_B).copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_difference()
484         .copied()  in set_seq_par_equivalence_difference()
489     let diff_ba_seq = SET_B.difference(&*SET_A).copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_difference()
492         .copied()  in set_seq_par_equivalence_difference()
502         .copied()  in set_seq_par_equivalence_symmetric_difference()
506         .copied()  in set_seq_par_equivalence_symmetric_difference()
514     let intersection_ab_seq = SET_A.intersection(&*SET_B).copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_intersection()
517         .copied()  in set_seq_par_equivalence_intersection()
529     let union_ab_seq = SET_A.union(&*SET_B).copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_union()
530     let union_ab_par = SET_A.par_union(&*SET_B).copied().collect::<HashSet<_>>();  in set_seq_par_equivalence_union()