matches if map contains all the specified pairs can expand dot notation to match specific sub-keys
matches if map contains a pair (key, value) == (k, v) Will expand out dot notation for matching.
matches if dbObject.
matches if dbObject.contains(k)
Special version of "HaveEntry" that expects a list and then uses "hasSameElements" on it.
matches if Some(map) contains all the specified pairs can expand dot notation to match specific sub-keys
matches if a Some(map) contains a pair (key, value) == (k, v) Will expand out dot notation for matching.