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Fix bugs in comparison functions for multirange_bsearch_match() 

Two functions multirange_range_overlaps_bsearch_comparison() and
multirange_range_contains_bsearch_comparison() contain bugs of returning -1
instead of 1.  This commit fixes these bugs and adds corresponding regression
tests.
This commit is contained in:
Alexander Korotkov 2020-12-29 23:35:26 +03:00
parent 1b3433e25f
commit a5b81b6f00
3 changed files with 16 additions and 2 deletions
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4
src/backend/utils/adt/multirangetypes.c
View File

@ -1660,7 +1660,7 @@ multirange_range_contains_bsearch_comparison(TypeCacheEntry *typcache,
if (range_cmp_bounds(typcache, keyUpper, lower) < 0)
return -1;
if (range_cmp_bounds(typcache, keyLower, upper) > 0)
return -1;
return 1;
/*
* At this point we found overlapping range. But we have to check if it
@ -1825,7 +1825,7 @@ multirange_range_overlaps_bsearch_comparison(TypeCacheEntry *typcache,
if (range_cmp_bounds(typcache, keyUpper, lower) < 0)
return -1;
if (range_cmp_bounds(typcache, keyLower, upper) > 0)
return -1;
return 1;
*match = true;
return 0;

12
src/test/regress/expected/multirangetypes.out
View File

@ -834,6 +834,12 @@ SELECT nummultirange(numrange(1,2), numrange(3.5,8)) && nummultirange(numrange(3
t
(1 row)
select '{(10,20),(30,40),(50,60)}'::nummultirange && '(42,92)'::numrange;
?column?
----------
t
(1 row)
-- contains
SELECT nummultirange() @> nummultirange();
?column?
@ -967,6 +973,12 @@ SELECT '{[1,5), [6,9)}'::nummultirange @> '{[6,7)}';
t
(1 row)
select '{(10,20),(30,40),(50,60)}'::nummultirange @> '(52,56)'::numrange;
?column?
----------
t
(1 row)
-- is contained by
SELECT nummultirange() <@ nummultirange();
?column?

2
src/test/regress/sql/multirangetypes.sql
View File

@ -162,6 +162,7 @@ SELECT nummultirange(numrange(1,2), numrange(7,8)) && nummultirange(numrange(3,4
SELECT nummultirange(numrange(3,4)) && nummultirange(numrange(1,2), numrange(3.5,8));
SELECT nummultirange(numrange(1,2), numrange(3.5,8)) && numrange(3,4);
SELECT nummultirange(numrange(1,2), numrange(3.5,8)) && nummultirange(numrange(3,4));
select '{(10,20),(30,40),(50,60)}'::nummultirange && '(42,92)'::numrange;
-- contains
SELECT nummultirange() @> nummultirange();
@ -186,6 +187,7 @@ SELECT '{[-4,-2), [1,5)}'::nummultirange @> '{[1,5)}';
SELECT '{[1,5), [8,9)}'::nummultirange @> '{[1,5)}';
SELECT '{[1,5), [8,9)}'::nummultirange @> '{[6,7)}';
SELECT '{[1,5), [6,9)}'::nummultirange @> '{[6,7)}';
select '{(10,20),(30,40),(50,60)}'::nummultirange @> '(52,56)'::numrange;
-- is contained by
SELECT nummultirange() <@ nummultirange();