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#include "../archive/test.h"
#include "libipc/imp/span.h"
#include "libipc/imp/generic.h"
#include "libipc/imp/byte.h"
TEST(span, to_address) {
int *a = new int;
EXPECT_EQ(ipc::detail_span::to_address(a), a);
std::unique_ptr<int> b {a};
EXPECT_EQ(ipc::detail_span::to_address(b), a);
}
TEST(span, span) {
auto test_proc = [](auto &&buf, auto &&sp) {
EXPECT_EQ(ipc::countof(buf), sp.size());
EXPECT_EQ(sizeof(buf[0]) * ipc::countof(buf), sp.size_bytes());
for (std::size_t i = 0; i < sp.size(); ++i) {
EXPECT_EQ(buf[i], sp[i]);
}
};
{
int buf[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
auto sp = ipc::make_span(buf);
test_proc(buf, sp);
test_proc(ipc::make_span({0, 1, 2}) , sp.first(3));
test_proc(ipc::make_span({6, 7, 8, 9}), sp.last(4));
test_proc(ipc::make_span({3, 4, 5, 6}), sp.subspan(3, 4));
test_proc(ipc::make_span({3, 4, 5, 6, 7, 8, 9}), sp.subspan(3));
}
{
std::vector<int> buf = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
auto sp = ipc::make_span(buf);
ipc::span<int> sp2 {buf.begin(), buf.end()};
EXPECT_EQ(sp, sp2);
test_proc(buf, sp);
test_proc(ipc::make_span({0, 1, 2}) , sp.first(3));
test_proc(ipc::make_span({6, 7, 8, 9}), sp.last(4));
test_proc(ipc::make_span({3, 4, 5, 6}), sp.subspan(3, 4));
test_proc(ipc::make_span({3, 4, 5, 6, 7, 8, 9}), sp.subspan(3));
test_proc(ipc::make_span((ipc::byte *)sp.data(), sp.size_bytes()), ipc::as_bytes(sp));
}
{
std::string buf = "0123456789";
auto sp = ipc::make_span(buf);
// if (sp == ipc::make_span({nullptr})) {}
test_proc(buf, sp);
test_proc(ipc::make_span("012", 3) , sp.first(3));
test_proc(ipc::make_span("6789", 4), sp.last(4));
test_proc(ipc::make_span("3456", 4), sp.subspan(3, 4));
test_proc(ipc::make_span("3456789", 7), sp.subspan(3));
}
}
TEST(span, construct) {
struct test_imp_span_construct {
/* data */
int size() const noexcept { return sizeof(this); }
auto Data() const noexcept { return this; }
} d1;
ipc::span<test_imp_span_construct const> sp {d1};
// ipc::span<int const> spp {d1};
EXPECT_EQ(sp.size(), d1.size());
EXPECT_EQ(sp.data(), d1.Data());
}
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