Method check

tests/HostTests/modules/Stream.cpp:222–231

private:
	void check(TemplateStream& stream, const FlashString& ref)
	{
		MemoryDataStream mem;
		mem.copyFrom(&stream, 1024);
		String tmpl;
		REQUIRE(mem.moveString(tmpl));
		debug_i("tmpl: %s", tmpl.c_str());
		debug_i(" ref: %s", String(ref).c_str());
		REQUIRE(ref == tmpl);
	}
};

void REGISTER_TEST(Stream)