Mirror/zeek
1
0
Fork 0
mirror of https://github.com/zeek/zeek.git synced 2025-10-02 14:48:21 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

Remove loops from Dict iterator invalidation unit test

Browse source 
This fixes Coverity finding 1490366
This commit is contained in:
Tim Wojtulewicz 2022-07-01 14:35:54 -07:00
parent ba968434e4
commit 035c543e9f
1 changed files with 18 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

42
src/Dict.cc
View file

@ -350,33 +350,27 @@ TEST_CASE("dict iterator invalidation")
detail::HashKey* it_key;
bool iterators_invalidated = false;
for ( auto it = dict.begin(); it != dict.end(); ++it )
{
iterators_invalidated = false;
dict.Remove(key3, &iterators_invalidated);
// Key doesn't exist, nothing to remove, iteration not invalidated.
CHECK(! iterators_invalidated);
auto it = dict.begin();
iterators_invalidated = false;
dict.Remove(key3, &iterators_invalidated);
// Key doesn't exist, nothing to remove, iteration not invalidated.
CHECK(! iterators_invalidated);
iterators_invalidated = false;
dict.Insert(key, &val2, &iterators_invalidated);
// Key exists, value gets overwritten, iteration not invalidated.
CHECK(! iterators_invalidated);
iterators_invalidated = false;
dict.Insert(key, &val2, &iterators_invalidated);
// Key exists, value gets overwritten, iteration not invalidated.
CHECK(! iterators_invalidated);
iterators_invalidated = false;
dict.Remove(key2, &iterators_invalidated);
// Key exists, gets removed, iteration is invalidated.
CHECK(iterators_invalidated);
break;
}
iterators_invalidated = false;
dict.Remove(key2, &iterators_invalidated);
// Key exists, gets removed, iteration is invalidated.
CHECK(iterators_invalidated);
for ( auto it = dict.begin(); it != dict.end(); ++it )
{
iterators_invalidated = false;
dict.Insert(key3, &val3, &iterators_invalidated);
// Key doesn't exist, gets inserted, iteration is invalidated.
CHECK(iterators_invalidated);
break;
}
it = dict.begin();
iterators_invalidated = false;
dict.Insert(key3, &val3, &iterators_invalidated);
// Key doesn't exist, gets inserted, iteration is invalidated.
CHECK(iterators_invalidated);
CHECK(dict.Length() == 2);
CHECK(*static_cast<uint32_t*>(dict.Lookup(key)) == val2);