Started creating scripting library/namespace and added sol2 for interfacing

1 files changed, 68 insertions, 0 deletions

diff --git a/lib/sol2/tests/runtime_tests/source/overflow.cpp b/lib/sol2/tests/runtime_tests/source/overflow.cpp
new file mode 100644
index 0000000..4418a2f
--- /dev/null
+++ b/lib/sol2/tests/runtime_tests/source/overflow.cpp
@@ -0,0 +1,68 @@
+// sol3 
+
+// The MIT License (MIT)
+
+// Copyright (c) 2013-2019 Rapptz, ThePhD and contributors
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#include "sol_test.hpp"
+
+#include <catch.hpp>
+
+TEST_CASE("issues/stack overflow", "make sure various operations repeated don't trigger stack overflow") {
+	sol::state lua;
+	lua.safe_script("t = {};t[0]=20");
+	lua.safe_script("lua_function=function(i)return i;end");
+
+	sol::function f = lua["lua_function"];
+	std::string teststring = "testtext";
+	REQUIRE_NOTHROW([&] {
+		for (int i = 0; i < 1000000; ++i) {
+			std::string result = f(teststring);
+			if (result != teststring)
+				throw std::logic_error("RIP");
+		}
+	}());
+	sol::table t = lua["t"];
+	int expected = 20;
+	REQUIRE_NOTHROW([&] {
+		for (int i = 0; i < 1000000; ++i) {
+			int result = t[0];
+			t.size();
+			if (result != expected)
+				throw std::logic_error("RIP");
+		}
+	}());
+}
+
+TEST_CASE("issues/stack overflow 2", "make sure basic iterators clean up properly when they're not iterated through (e.g., with empty())") {
+	sol::state lua;
+	sol::table t = lua.create_table_with(1, "wut");
+	int MAX = 50000;
+	auto fx = [&]() {
+		int a = 50;
+		for (int i = 0; i < MAX; ++i) {
+			if (t.empty()) {
+				a += 4;
+			}
+			a += 2;
+		}
+	};
+	REQUIRE_NOTHROW(fx());
+}