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#include "catch.hpp"

#include "test_config.hpp"

#include "svbb/trim.hpp"

#include "svbb/util.hpp"

#include "svbb/literals.hpp"

namespace {

using namespace SVBB_NAMESPACE;

using namespace SVBB_NAMESPACE::literals;

TEST_CASE("trim_left single character")

{

REQUIRE(trim_left(""_sv, ' ') == "");

REQUIRE(trim_left(" "_sv, ' ') == "");

REQUIRE(trim_left(" a"_sv, ' ') == "a");

REQUIRE(trim_left(" a"_sv, ' ') == "a");

REQUIRE(trim_left(" a "_sv, ' ') == "a ");

REQUIRE(trim_left(" "_sv, 'a') == " ");

REQUIRE(trim_left("a"_sv, 'a') == "");

REQUIRE(trim_left(" ab c "_sv, ' ') == "ab c ");

REQUIRE(trim_left(" ab c "_sv, ' ') == "ab c ");

REQUIRE(trim_left(" ab c "_sv, 'a') == " ab c ");

REQUIRE(trim_left("ab c "_sv, 'a') == "b c ");

}

TEST_CASE("trim_left multiple characters")

{

REQUIRE(trim_left(""_sv, ""_sv) == "");

REQUIRE(trim_left(" \t abcd "_sv, ""_sv) == " \t abcd ");

REQUIRE(trim_left(" \t abcd "_sv, " \t"_sv) == "abcd ");

REQUIRE(trim_left(" \t abcd "_sv, " \tabcd"_sv) == "");

}

TEST_CASE("trim_right single character")

{

REQUIRE(trim_right(""_sv, ' ') == "");

REQUIRE(trim_right(" "_sv, ' ') == "");

REQUIRE(trim_right("a "_sv, ' ') == "a");

REQUIRE(trim_right("a "_sv, ' ') == "a");

REQUIRE(trim_right(" a "_sv, ' ') == " a");

REQUIRE(trim_right(" "_sv, 'a') == " ");

REQUIRE(trim_right("a"_sv, 'a') == "");

REQUIRE(trim_right(" ab c "_sv, ' ') == " ab c");

REQUIRE(trim_right(" ab c "_sv, ' ') == " ab c");

REQUIRE(trim_right(" ab c "_sv, 'c') == " ab c ");

REQUIRE(trim_right(" ab c"_sv, 'c') == " ab ");

}

TEST_CASE("trim_right multiple characters")

{

REQUIRE(trim_right(""_sv, ""_sv) == "");

REQUIRE(trim_right(" \t abcd "_sv, ""_sv) == " \t abcd ");

REQUIRE(trim_right(" \t abcd \t"_sv, " \t"_sv) == " \t abcd");

REQUIRE(trim_right(" \t abcd "_sv, " \tabcd"_sv) == "");

}

TEST_CASE("trim single character")

{

REQUIRE(trim(""_sv, ' ') == "");

REQUIRE(trim(" "_sv, ' ') == "");

REQUIRE(trim("a "_sv, ' ') == "a");

REQUIRE(trim("a "_sv, ' ') == "a");

REQUIRE(trim(" a "_sv, ' ') == "a");

REQUIRE(trim(" "_sv, 'a') == " ");

REQUIRE(trim("a"_sv, 'a') == "");

REQUIRE(trim(" ab c "_sv, ' ') == "ab c");

REQUIRE(trim(" ab c "_sv, ' ') == "ab c");

REQUIRE(trim(" ab c "_sv, 'c') == " ab c ");

REQUIRE(trim(" ab c"_sv, 'c') == " ab ");

REQUIRE(trim("cab c"_sv, 'c') == "ab ");

}

TEST_CASE("trim multiple characters")

{

REQUIRE(trim(""_sv, ""_sv) == "");

REQUIRE(trim(" \t abcd "_sv, ""_sv) == " \t abcd ");

REQUIRE(trim(" \t abcd \t"_sv, " \t"_sv) == "abcd");

REQUIRE(trim(" \t abcd "_sv, " \tabcd"_sv) == "");

}

} // namespace