Function testRangeBasedForLoop

flow/Arena.cpp:511–524

namespace {
template <template <class> class VectorRefLike>
void testRangeBasedForLoop() {
	VectorRefLike<StringRef> xs;
	Arena a;
	int size = deterministicRandom()->randomInt(0, 100);
	for (int i = 0; i < size; ++i) {
		xs.push_back_deep(a, StringRef(std::to_string(i)));
	}
	ASSERT(xs.size() == size);
	int i = 0;
	for (const auto& x : xs) {
		ASSERT(x == StringRef(std::to_string(i++)));
	}
	ASSERT(i == size);
}

template <template <class> class VectorRefLike>
void testIteratorIncrement() {