+TEST(ReplaceableTest, Constructors) {
+ Basic b{};
+ // From existing `T`
+ auto rBasicCopy1 = Replaceable<Basic>(b);
+ auto rBasicMove1 = Replaceable<Basic>(std::move(b));
+ // From existing `Replaceable<T>`
+ auto rBasicCopy2 = Replaceable<Basic>(rBasicCopy1);
+ auto rBasicMove2 = Replaceable<Basic>(std::move(rBasicMove1));
+ (void)rBasicCopy2;
+ (void)rBasicMove2;
+}
+