BlackMATov/promise.hpp
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copy ctors, comparison operators, swap, hash

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This commit is contained in:
Matvey Cherevko
2018-12-10 13:10:39 +07:00
parent 654cfda902
commit bf5c17c106
2 changed files with 113 additions and 0 deletions
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46
tests.cpp
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@@ -104,6 +104,52 @@ TEST_CASE("is_promise_r") {
}
TEST_CASE("promise") {
SECTION("basic") {
{
auto p1 = pr::promise<int>();
auto p2 = pr::promise<int>();
REQUIRE_FALSE(p1 == p2);
REQUIRE(p1 != p2);
REQUIRE((p1 < p2 || p2 < p1));
REQUIRE(p1.hash() != p2.hash());
REQUIRE(p1.hash() == std::hash<pr::promise<int>>()(p1));
}
{
auto p1 = pr::promise<void>();
auto p2 = pr::promise<void>();
REQUIRE_FALSE(p1 == p2);
REQUIRE(p1 != p2);
REQUIRE((p1 < p2 || p2 < p1));
REQUIRE(p1.hash() != p2.hash());
REQUIRE(p1.hash() == std::hash<pr::promise<void>>()(p1));
}
{
auto p1 = pr::promise<int>();
auto p2 = pr::promise<int>();
auto p3 = p1;
REQUIRE(p1 == p3);
p3 = p2;
REQUIRE(p2 == p3);
}
{
auto p1 = pr::promise<int>();
auto p2 = pr::promise<int>();
auto p3 = p1;
p1.swap(p2);
REQUIRE(p2 == p3);
REQUIRE_FALSE(p1 == p3);
}
{
auto p1 = pr::promise<void>();
auto p2 = pr::promise<void>();
auto p3 = p1;
p1.swap(p2);
REQUIRE(p2 == p3);
REQUIRE_FALSE(p1 == p3);
}
}
SECTION("resolved") {
{
int check_42_int = 0;