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[util] Fix reversed finite-infinite set union ops
It looks like I tried to test it, but my tests weren't so good This seems to cover everything for the three main set ops.
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c81f2d4b52
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2 changed files with 83 additions and 2 deletions
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@ -249,9 +249,9 @@ set_union (set_t *dst, const set_t *src)
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return _set_intersection (dst, src);
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} else if (src->inverted) {
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dst->inverted = 1;
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return _set_difference (dst, src);
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} else if (dst->inverted) {
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return _set_reverse_difference (dst, src);
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} else if (dst->inverted) {
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return _set_difference (dst, src);
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} else {
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return _set_union (dst, src);
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}
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@ -115,6 +115,25 @@ make_not_55 (void)
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return set_invert (make_55 ());
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}
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static set_t *
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make_0_1 (void)
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{
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set_t *set = set_new ();
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set_add (set, 0);
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set_add (set, 1);
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return set;
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}
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static set_t *
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make_not_1_2 (void)
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{
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set_t *set = set_new ();
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set_everything (set);
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set_remove (set, 1);
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set_remove (set, 2);
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return set;
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}
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static set_t *
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expand_3xSIZEm1 (set_t *set, const set_t *x)
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{
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@ -222,6 +241,41 @@ struct {
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{make_5, 0, 0, check_count, 1, 0},
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{make_not_5, 0, 0, check_count, 1, 0},
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{make_0_to_SIZEm1, 0, 0, check_size, SIZE, 0},
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{make_0_1, 0, 0, 0, 0, "{0 1}"},
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{make_not_1_2, 0, 0, check_count, 2,
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"{0 3 4 5 6 7 8 9 10 11 12 13 14 15"
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" 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31"
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" 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47"
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" 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ...}"
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},
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{make_0_1, make_not_1_2, set_union, check_count, 1,
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"{0 1 3 4 5 6 7 8 9 10 11 12 13 14 15"
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" 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31"
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" 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47"
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" 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ...}"
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},
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{make_0_1, make_not_1_2, set_intersection, check_count, 1, "{0}"},
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{make_0_1, make_not_1_2, set_difference, check_count, 1, "{1}"},
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{make_0_1, make_not_1_2, set_reverse_difference, check_count, 3,
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"{3 4 5 6 7 8 9 10 11 12 13 14 15"
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" 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31"
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" 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47"
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" 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ...}"
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},
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{make_not_1_2, make_0_1, set_union, check_count, 1,
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"{0 1 3 4 5 6 7 8 9 10 11 12 13 14 15"
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" 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31"
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" 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47"
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" 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ...}"
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},
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{make_not_1_2, make_0_1, set_intersection, check_count, 1, "{0}"},
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{make_not_1_2, make_0_1, set_difference, check_count, 3,
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"{3 4 5 6 7 8 9 10 11 12 13 14 15"
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" 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31"
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" 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47"
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" 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 ...}"
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},
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{make_not_1_2, make_0_1, set_reverse_difference, check_count, 1, "{1}"},
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};
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#define num_tests (sizeof (tests) / sizeof (tests[0]))
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@ -249,6 +303,33 @@ main (int argc, const char **argv)
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dstring_appendstr (str, "}");
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tests[6].str_expect = dstring_freeze (str);
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str = dstring_new ();
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for (i = 0; i < SIZE; i++) {
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if (i == 1 || i == 2)
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continue;
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dasprintf (str, "%c%zd", i > 0 ? ' ' : '{', i);
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}
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dasprintf (str, " %zd ...}", i);
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tests[68].str_expect = dstring_freeze (str);
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str = dstring_new ();
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for (i = 0; i < SIZE; i++) {
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if (i == 2)
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continue;
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dasprintf (str, "%c%zd", i > 0 ? ' ' : '{', i);
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}
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dasprintf (str, " %zd ...}", i);
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tests[69].str_expect = dstring_freeze (str);
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tests[73].str_expect = tests[69].str_expect;
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str = dstring_new ();
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for (i = 3; i < SIZE; i++) {
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dasprintf (str, "%c%zd", i > 3 ? ' ' : '{', i);
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}
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dasprintf (str, " %zd ...}", i);
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tests[72].str_expect = dstring_freeze (str);
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tests[75].str_expect = tests[72].str_expect;
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for (i = 0; i < num_tests; i++) {
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set_t *s1, *s2 = 0;
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const char *set_str;
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