advance read position of string after each chunk

Viatorus · Oct 11, 2023 · 40fffb4 · 40fffb4
1 parent 423edc9
commit 40fffb4
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/include/emio/writer.hpp b/include/emio/writer.hpp
@@ -84,6 +84,7 @@ class writer {
       EMIO_TRY(const auto area, buf_.get_write_area_of_max(remaining_size));
       detail::copy_n(ptr, area.size(), area.data());
       remaining_size -= area.size();
+      ptr += area.size();
     }
     return success;
   }

diff --git a/test/unit_test/test_writer.cpp b/test/unit_test/test_writer.cpp
@@ -123,8 +123,15 @@ TEST_CASE("writer with cached buffer", "[writer]") {
   // Expected: The string methods work as expected because the string is written in chunks.
 
   const std::string expected_str_part_1(emio::default_cache_size + 1, 'x');
-  const std::string expected_str_part_2(emio::default_cache_size + 2, 'y');
-  const std::string expected_str_part_3(emio::default_cache_size + 3, 'z');
+  const std::string expected_str_part_2{
+      "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et "
+      "dolor e magna aliquyam erat, sed diam voluptua."};
+  const std::string expected_str_part_3{
+      "At vero eos et accusam et justo duo dolores et ea rebum. Stet clita kasd gubergren, no sea takimata sanctus est "
+      "Lorem ipsum do lor sit amet."};
+
+  REQUIRE(expected_str_part_2.size() > emio::default_cache_size);
+  REQUIRE(expected_str_part_3.size() > emio::default_cache_size);
 
   std::string storage;
   storage.resize(5 * emio::default_cache_size);