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Override n + iterator operator in the iterator

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This commit is contained in:
HenryLee 2017-05-27 13:44:14 +10:00
parent 52adf3fd5b
commit ed62129f8e
2 changed files with 33 additions and 2 deletions
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20
test/src/unit-iterators2.cpp
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@ -269,6 +269,16 @@ TEST_CASE("iterators 2")
CHECK_THROWS_AS(it + 1, json::invalid_iterator);
CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.begin();
CHECK_THROWS_AS(1 + it, json::invalid_iterator);
CHECK_THROWS_WITH(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.cbegin();
CHECK_THROWS_AS(1 + it, json::invalid_iterator);
CHECK_THROWS_WITH(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.begin();
CHECK_THROWS_AS(it -= 1, json::invalid_iterator);
@ -688,6 +698,16 @@ TEST_CASE("iterators 2")
CHECK_THROWS_AS(it + 1, json::invalid_iterator);
CHECK_THROWS_WITH(it + 1, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.rbegin();
CHECK_THROWS_AS(1 + it, json::invalid_iterator);
CHECK_THROWS_WITH(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.crbegin();
CHECK_THROWS_AS(1 + it, json::invalid_iterator);
CHECK_THROWS_WITH(1 + it, "[json.exception.invalid_iterator.209] cannot use offsets with object iterators");
}
{
auto it = j_object.rbegin();
CHECK_THROWS_AS(it -= 1, json::invalid_iterator);