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#include "ranges.hh"
#include "unit_tests.hh"
#include "string.hh"
#include "string_utils.hh"
namespace Kakoune
{
UnitTest test_ranges{[] {
using Strs = ConstArrayView<StringView>;
auto check_equal = [](auto&& container, auto&& expected) {
kak_assert(std::equal(container.begin(), container.end(), expected.begin(), expected.end()));
};
check_equal("a,b,c"_sv | split<StringView>(','), Strs{"a", "b", "c"});
check_equal(",b,c"_sv | split<StringView>(','), Strs{"", "b", "c"});
check_equal(",b,"_sv | split<StringView>(','), Strs{"", "b", ""});
check_equal(","_sv | split<StringView>(','), Strs{"", ""});
check_equal(""_sv | split<StringView>(','), Strs{});
check_equal("a,b,c,"_sv | split_after<StringView>(','), Strs{"a,", "b,", "c,"});
check_equal("a,b,c"_sv | split_after<StringView>(','), Strs{"a,", "b,", "c"});
check_equal(R"(a\,,\,b,\,)"_sv | split<StringView>(',', '\\')
| transform(unescape<',', '\\'>), Strs{"a,", ",b", ","});
check_equal(R"(\,\,)"_sv | split<StringView>(',', '\\')
| transform(unescape<',', '\\'>), Strs{",,"});
check_equal(R"(\\,\\,)"_sv | split<StringView>(',', '\\')
| transform(unescape<',', '\\'>), Strs{R"(\)", R"(\)", ""});
check_equal(Array{""_sv, "abc"_sv, ""_sv, "def"_sv, ""_sv} | flatten(), "abcdef"_sv);
check_equal(Vector<StringView>{"", ""} | flatten(), ""_sv);
check_equal(Vector<StringView>{} | flatten(), ""_sv);
}};
}
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