more tests

test/test.cpp

@@ -29,7 +29,8 @@ int main()
 
       {
          uuid guid("47183823-2574-4bfd-b411-99ed177d3e43");
-         assert(guid.string() == "47183823-2574-4bfd-b411-99ed177d3e43"s);
+         assert(guid.string() == "47183823-2574-4bfd-b411-99ed177d3e43");
+         assert(guid.wstring() == L"47183823-2574-4bfd-b411-99ed177d3e43");
       }
    }
 
@@ -168,6 +169,31 @@ int main()
       assert(empty.wstring() == L"00000000-0000-0000-0000-000000000000");
    }   
 
+   {
+      std::cout << "Test iterators" << std::endl;
+
+      std::array<uint8_t, 16> arr{
+         0x47, 0x18, 0x38, 0x23,
+         0x25, 0x74,
+         0x4b, 0xfd,
+         0xb4, 0x11,
+         0x99, 0xed, 0x17, 0x7d, 0x3e, 0x43
+      };
+
+      uuid guid;
+      assert(guid.nil());
+
+      std::copy(std::cbegin(arr), std::cend(arr), std::begin(guid));
+      assert(!guid.nil());
+      assert(guid.string() == "47183823-2574-4bfd-b411-99ed177d3e43");
+
+      size_t i = 0;
+      for (auto const & b : guid)
+      {
+         assert(arr[i++] == b);
+      }
+   }
+
    {
       std::cout << "Test constexpr" << std::endl;