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Add drop to Iterable.

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This commit is contained in:
Louis Dionne
2014-05-17 20:46:25 -04:00
parent 44138a1a53
commit 60add46fb4
2 changed files with 36 additions and 0 deletions
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15
test/iterable.cpp
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@@ -39,8 +39,23 @@ void test_length() {
BOOST_HANA_STATIC_ASSERT(length(iterable(int_<0>, int_<1>, int_<2>)) == int_<3>);
}
void test_drop() {
BOOST_HANA_STATIC_ASSERT(drop(int_<0>, iterable()) == iterable());
BOOST_HANA_STATIC_ASSERT(drop(int_<1>, iterable()) == iterable());
BOOST_HANA_STATIC_ASSERT(drop(int_<2>, iterable()) == iterable());
BOOST_HANA_STATIC_ASSERT(drop(int_<0>, iterable(int_<0>)) == iterable(int_<0>));
BOOST_HANA_STATIC_ASSERT(drop(int_<1>, iterable(int_<0>)) == iterable());
BOOST_HANA_STATIC_ASSERT(drop(int_<2>, iterable(int_<0>)) == iterable());
BOOST_HANA_STATIC_ASSERT(drop(int_<0>, iterable(int_<0>, int_<1>)) == iterable(int_<0>, int_<1>));
BOOST_HANA_STATIC_ASSERT(drop(int_<1>, iterable(int_<0>, int_<1>)) == iterable(int_<1>));
BOOST_HANA_STATIC_ASSERT(drop(int_<2>, iterable(int_<0>, int_<1>)) == iterable());
}
int main() {
test_at();
test_last();
test_length();
test_drop();
}