Fixes several memory issues.

src/Tester/Test.hpp

@@ -11,16 +11,17 @@ public:
         : _name(name), _function(function), _env(new TestEnvironment()) {}
 
     void Run(asIScriptContext* ctx) {
+        ctx->PushState();
         ctx->Prepare(_function);
-        ctx->SetUserData(_env);
+        ctx->SetUserData(_env.get());
         auto e = ctx->Execute();
         if (e == asEXECUTION_EXCEPTION) {
             _errorMessage = ctx->GetExceptionString();
             _result = TestResult::Failed;
-            ctx->Release();
+            ctx->PopState();
             return;
         }
-        ctx->Release();
+        ctx->PopState();
         Ensure(e == asEXECUTION_FINISHED);
         _result = TestResult::Success;
     }
@@ -31,7 +32,7 @@ public:
 private:
     std::string _name;
     asIScriptFunction* _function;
-    TestEnvironment* _env;
+    std::unique_ptr<TestEnvironment> _env;
 
     TestResult _result = TestResult::NotRan;
     std::string _errorMessage = "";