/**
 * Orthanc - A Lightweight, RESTful DICOM Store
 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege,
 * Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * In addition, as a special exception, the copyright holders of this
 * program give permission to link the code of its release with the
 * OpenSSL project's "OpenSSL" library (or with modified versions of it
 * that use the same license as the "OpenSSL" library), and distribute
 * the linked executables. You must obey the GNU General Public License
 * in all respects for all of the code used other than "OpenSSL". If you
 * modify file(s) with this exception, you may extend this exception to
 * your version of the file(s), but you are not obligated to do so. If
 * you do not wish to do so, delete this exception statement from your
 * version. If you delete this exception statement from all source files
 * in the program, then also delete it here.
 * 
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


#include "PrecompiledHeadersUnitTests.h"
#include "gtest/gtest.h"

#include "../Core/Lua/LuaFunctionCall.h"


TEST(Lua, Json)
{
  Orthanc::LuaContext lua;
  lua.Execute(Orthanc::EmbeddedResources::LUA_TOOLBOX);
  lua.Execute("a={}");
  lua.Execute("a['x'] = 10");
  lua.Execute("a['y'] = {}");
  lua.Execute("a['y'][1] = 20");
  lua.Execute("a['y'][2] = 20");
  lua.Execute("PrintRecursive(a)");

  lua.Execute("function f(a) print(a.bool) return a.bool,20,30,40,50,60 end");

  Json::Value v, vv, o;
  //v["a"] = "b";
  v.append("hello");
  v.append("world");
  v.append("42");
  vv.append("sub");
  vv.append("set");
  v.append(vv);
  o = Json::objectValue;
  o["x"] = 10;
  o["y"] = 20;
  o["z"] = 20.5f;
  v.append(o);

  {
    Orthanc::LuaFunctionCall f(lua, "PrintRecursive");
    f.PushJSON(v);
    f.Execute();
  }

  {
    Orthanc::LuaFunctionCall f(lua, "f");
    f.PushJSON(o);
    ASSERT_THROW(f.ExecutePredicate(), Orthanc::LuaException);
  }

  o["bool"] = false;

  {
    Orthanc::LuaFunctionCall f(lua, "f");
    f.PushJSON(o);
    ASSERT_FALSE(f.ExecutePredicate());
  }

  o["bool"] = true;

  {
    Orthanc::LuaFunctionCall f(lua, "f");
    f.PushJSON(o);
    ASSERT_TRUE(f.ExecutePredicate());
  }
}


TEST(Lua, Existing)
{
  Orthanc::LuaContext lua;
  lua.Execute("a={}");
  lua.Execute("function f() end");

  ASSERT_TRUE(lua.IsExistingFunction("f"));
  ASSERT_FALSE(lua.IsExistingFunction("a"));
  ASSERT_FALSE(lua.IsExistingFunction("Dummy"));
}


TEST(Lua, Simple)
{
  Orthanc::LuaContext lua;
  lua.Execute(Orthanc::EmbeddedResources::LUA_TOOLBOX);

  {
    Orthanc::LuaFunctionCall f(lua, "PrintRecursive");
    f.PushString("hello");
    f.Execute();
  }

  {
    Orthanc::LuaFunctionCall f(lua, "PrintRecursive");
    f.PushBoolean(true);
    f.Execute();
  }

  {
    Orthanc::LuaFunctionCall f(lua, "PrintRecursive");
    f.PushInteger(42);
    f.Execute();
  }

  {
    Orthanc::LuaFunctionCall f(lua, "PrintRecursive");
    f.PushDouble(3.1415);
    f.Execute();
  }
}