- Debug parser (carriage returns)

- Improve test framework

tests/combined.cpp

@@ -0,0 +1,43 @@
+#include "pgnp.hpp"
+#include <catch_amalgamated.hpp>
+
+using namespace pgnp;
+
+TEST_CASE("Hartwig PGN", "[combined/hartwig]") {
+  // PGN source: https://www.angelfire.com/games3/smartbridge/
+
+  pgnp::PGN pgn;
+  pgn.FromFile("pgn_files/combined/hartwig.pgn");
+
+  // Count games
+  REQUIRE_NOTHROW([&]() {
+    char i = 0;
+    try {
+      while (true) {
+        pgn.ParseNextGame();
+        i++;
+      }
+    } catch (const NoGameFound &e) {
+      CHECK(i == 29);
+    }
+  }());
+
+  SECTION("Check comments of a game") {
+    pgnp::PGN pgn;
+    pgn.FromFile("pgn_files/combined/hartwig.pgn");
+    pgn.ParseNextGame();
+    pgn.ParseNextGame();
+    pgn.ParseNextGame();
+    pgn.ParseNextGame();
+    pgn.ParseNextGame(); // Load game 5
+
+    HalfMove *m = new HalfMove();
+    pgn.GetMoves(m);
+    std::cout << m->comment;
+    CHECK(m->comment ==
+          "I had actually prepared 1.d4 for the tournament, but I backed out "
+          "in every (!) game for various different reasons. In this case it "
+          "was because things were in such a rut I would only be cheered by "
+          "winning in crushing style.  Thankfully it worked!");
+  }
+}