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working with address impl

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This commit is contained in:
Matvey Cherevko
2019-03-29 17:50:48 +07:00
parent f1f0ce328e
commit 344aec46ba
3 changed files with 50 additions and 0 deletions
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2
headers/enduro2d/high/address.hpp
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@@ -10,4 +10,6 @@
namespace e2d { namespace address namespace e2d { namespace address
{ {
str parent(str_view address);
str nested(str_view address);
}} }}

28
sources/enduro2d/high/address.cpp
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@@ -6,6 +6,34 @@
#include <enduro2d/high/address.hpp> #include <enduro2d/high/address.hpp>
namespace
{
using namespace e2d;
const str_view address_separator = ":/";
str_view::iterator str_view_search(str_view str, str_view s_str) noexcept {
return std::search(str.begin(), str.end(), s_str.begin(), s_str.end());
}
}
namespace e2d { namespace address namespace e2d { namespace address
{ {
str parent(str_view address) {
const auto sep_e = str_view_search(address, address_separator);
if ( sep_e == address.end() ) {
return address;
}
const auto sep_d = std::distance(address.begin(), sep_e);
return address.substr(0, static_cast<std::size_t>(sep_d));
}
str nested(str_view address) {
const auto sep_e = str_view_search(address, address_separator);
if ( sep_e == address.end() ) {
return str();
}
const auto sep_d = std::distance(address.begin(), sep_e);
return address.substr(static_cast<std::size_t>(sep_d) + address_separator.size());
}
}} }}

20
untests/sources/untests_high/address.cpp
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@@ -8,4 +8,24 @@
using namespace e2d; using namespace e2d;
TEST_CASE("address") { TEST_CASE("address") {
SECTION("parent") {
REQUIRE(address::parent("") == "");
REQUIRE(address::parent(":/") == "");
REQUIRE(address::parent(":/child") == "");
REQUIRE(address::parent("at/las.json") == "at/las.json");
REQUIRE(address::parent("at/las.json:/") == "at/las.json");
REQUIRE(address::parent("at/las.json:/spr/ite.png") == "at/las.json");
REQUIRE(address::parent("at/las.json:/spr/ite.png:/") == "at/las.json");
REQUIRE(address::parent("at/las.json:/spr/ite.png:/child") == "at/las.json");
}
SECTION("nested") {
REQUIRE(address::nested("") == "");
REQUIRE(address::nested(":/") == "");
REQUIRE(address::nested(":/chi/ld") == "chi/ld");
REQUIRE(address::nested("at/las.json") == "");
REQUIRE(address::nested("at/las.json:/") == "");
REQUIRE(address::nested("at/las.json:/spr/ite.png") == "spr/ite.png");
REQUIRE(address::nested("at/las.json:/spr/ite.png:/") == "spr/ite.png:/");
REQUIRE(address::nested("at/las.json:/spr/ite.png:/chi/ld") == "spr/ite.png:/chi/ld");
}
} }