5418e32fc7
Simplify the return value of map_difference() to return set of keys. This makes it possible to use the function with value types such as foreign_ptr<> that are non-copyable. Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
116 lines
2.7 KiB
C++
116 lines
2.7 KiB
C++
/*
|
|
* Copyright 2015 Cloudius Systems
|
|
*/
|
|
|
|
#define BOOST_TEST_DYN_LINK
|
|
#define BOOST_TEST_MODULE core
|
|
|
|
#include <boost/test/unit_test.hpp>
|
|
|
|
#include "map_difference.hh"
|
|
|
|
#include <map>
|
|
#include <set>
|
|
|
|
using namespace std;
|
|
|
|
BOOST_AUTO_TEST_CASE(both_empty) {
|
|
map<int, int> left;
|
|
map<int, int> right;
|
|
|
|
auto diff = difference(left, right, [](int x, int y) -> bool {
|
|
return x == y;
|
|
});
|
|
|
|
BOOST_REQUIRE(diff.entries_only_on_left.empty());
|
|
BOOST_REQUIRE(diff.entries_only_on_right.empty());
|
|
BOOST_REQUIRE(diff.entries_in_common.empty());
|
|
BOOST_REQUIRE(diff.entries_differing.empty());
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(left_empty) {
|
|
map<int, int> left;
|
|
map<int, int> right;
|
|
|
|
right.emplace(1, 100);
|
|
right.emplace(2, 200);
|
|
|
|
set<int> keys;
|
|
keys.emplace(1);
|
|
keys.emplace(2);
|
|
|
|
auto diff = difference(left, right, [](int x, int y) -> bool {
|
|
return x == y;
|
|
});
|
|
|
|
BOOST_REQUIRE(diff.entries_only_on_left.empty());
|
|
BOOST_REQUIRE(diff.entries_only_on_right == keys);
|
|
BOOST_REQUIRE(diff.entries_in_common.empty());
|
|
BOOST_REQUIRE(diff.entries_differing.empty());
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(right_empty) {
|
|
map<int, int> left;
|
|
map<int, int> right;
|
|
|
|
left.emplace(1, 100);
|
|
left.emplace(2, 200);
|
|
|
|
set<int> keys;
|
|
keys.emplace(1);
|
|
keys.emplace(2);
|
|
|
|
auto diff = difference(left, right, [](int x, int y) -> bool {
|
|
return x == y;
|
|
});
|
|
|
|
BOOST_REQUIRE(diff.entries_only_on_left == keys);
|
|
BOOST_REQUIRE(diff.entries_only_on_right.empty());
|
|
BOOST_REQUIRE(diff.entries_in_common.empty());
|
|
BOOST_REQUIRE(diff.entries_differing.empty());
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(both_same) {
|
|
map<int, int> left;
|
|
map<int, int> right;
|
|
|
|
left.emplace(1, 100);
|
|
left.emplace(2, 200);
|
|
|
|
right.emplace(1, 100);
|
|
right.emplace(2, 200);
|
|
|
|
set<int> keys;
|
|
keys.emplace(1);
|
|
keys.emplace(2);
|
|
|
|
auto diff = difference(left, right, [](int x, int y) -> bool {
|
|
return x == y;
|
|
});
|
|
|
|
BOOST_REQUIRE(diff.entries_only_on_left.empty());
|
|
BOOST_REQUIRE(diff.entries_only_on_right.empty());
|
|
BOOST_REQUIRE(diff.entries_in_common == keys);
|
|
BOOST_REQUIRE(diff.entries_differing.empty());
|
|
}
|
|
|
|
BOOST_AUTO_TEST_CASE(differing_values) {
|
|
map<int, int> left;
|
|
map<int, int> right;
|
|
|
|
left.emplace(1, 100);
|
|
left.emplace(2, 200);
|
|
|
|
right.emplace(1, 1000);
|
|
right.emplace(2, 2000);
|
|
|
|
auto diff = difference(left, right, [](int x, int y) -> bool {
|
|
return x == y;
|
|
});
|
|
|
|
BOOST_REQUIRE(diff.entries_only_on_left.empty());
|
|
BOOST_REQUIRE(diff.entries_only_on_right.empty());
|
|
BOOST_REQUIRE(diff.entries_in_common.empty());
|
|
BOOST_REQUIRE(diff.entries_differing.size() == 2);
|
|
}
|