public Task <bool> Start(ILua lua, GetILuaFromLuaStatePointer lua_extructor, ModuleAssemblyLoadContext assembly_context)
{
TaskCompletionSource <bool> taskCompletion = new TaskCompletionSource <bool>();
try
{
int stack_state = lua.Top();
custom_type_id = lua.CreateMetaTable(Guid.NewGuid().ToString());
lua.PushManagedFunction(lua =>
{
long value = (long)lua.GetUserType(1, custom_type_id);
lua.Pop(1);
lua.PushString((value * 2).ToString());
return(1);
});
lua.SetField(-2, "__call");
lua.Pop(1);
lua.PushUserType((IntPtr)random_integer, custom_type_id);
lua.MCall(0, 1);
string ret_string = lua.GetString(-1);
lua.Pop(1);
lua.PushMetaTable(custom_type_id);
lua.PushNil();
lua.SetField(-2, "__call");
lua.Pop(1);
if ((stack_state - lua.Top()) != 0)
{
throw new Exception("Lua stack has some values left");
}
if (ret_string != (random_integer * 2).ToString())
{
throw new Exception("Return string is incorrect");
}
taskCompletion.TrySetResult(true);
}
catch (Exception e)
{
taskCompletion.TrySetException(new Exception[] { e });
}
return(taskCompletion.Task);
}
public void Unload(ILua lua)
{
// clean our meta-methods
lua.PushMetaTable(UserType_Id);
// remove __index method
lua.PushNil();
lua.SetField(-2, "__index");
// remove __eq method
lua.PushNil();
lua.SetField(-2, "__eq");
// remove __gc method
lua.PushNil();
lua.SetField(-2, "__gc");
// remove __tostring method
lua.PushNil();
lua.SetField(-2, "__tostring");
lua.Pop();
lua.PushSpecial(SPECIAL_TABLES.SPECIAL_GLOB);
lua.PushNil();
lua.SetField(-2, "CreateCSString");
lua.Pop();
}
public Task <bool> Start(ILua lua, GetILuaFromLuaStatePointer lua_extructor, ModuleAssemblyLoadContext _)
{
TaskCompletionSource <bool> taskCompletion = new TaskCompletionSource <bool>();
try
{
this.lua_extructor = lua_extructor;
// Create new type
this.type_id = lua.CreateMetaTable("SetTableAndRawSetTestType");
lua.PushManagedFunction(this.newIndexImpl);
lua.SetField(-2, "__newindex");
lua.Pop(1);
// Create test table
lua.CreateTable();
lua.PushString(random1);
lua.SetField(-2, "Val");
lua.PushMetaTable(this.type_id);
lua.SetMetaTable(-2);
// Test SetTable
lua.PushString("Val");
lua.PushString(random1 + random1);
lua.SetTable(-3);
lua.GetField(-1, "Val");
string received_string = lua.GetString(-1);
lua.Pop(1);
if (received_string != random1 + random1)
{
throw new Exception("SetTable didn't set a value for an existing key");
}
lua.PushString("ArbitraryKey");
lua.PushString("ArbitraryString");
lua.SetTable(-3);
lua.GetField(-1, "ArbitraryKey");
int received_type = lua.GetType(-1);
lua.Pop(1);
if (received_type != (int)TYPES.NIL)
{
throw new Exception("SetTable ignored overriden __newindex");
}
lua.PushString("Val2");
lua.PushString(random2);
lua.RawSet(-3);
lua.GetField(-1, "Val2");
string received_string2 = lua.GetString(-1);
lua.Pop(1);
if (received_string2 != random2)
{
throw new Exception("RawSet didn't set a value to a key");
}
lua.Pop(1);
lua.PushMetaTable(type_id);
lua.PushNil();
lua.SetField(-2, "__newindex");
lua.Pop(1);
taskCompletion.TrySetResult(true);
}
catch (Exception e)
{
taskCompletion.TrySetException(new Exception[] { e });
}
return(taskCompletion.Task);
}
public Task <bool> Start(ILua lua, GetILuaFromLuaStatePointer lua_extructor, ModuleAssemblyLoadContext _)
{
TaskCompletionSource <bool> taskCompletion = new TaskCompletionSource <bool>();
try
{
this.lua_extructor = lua_extructor;
this.NewTypeId = lua.CreateMetaTable("TestType1");
lua.PushManagedFunction(this.ToStringImpl);
lua.SetField(-2, "__tostring");
lua.Pop(1);
//Create new table to test newly created metatable
lua.CreateTable();
lua.PushMetaTable(this.NewTypeId);
lua.SetMetaTable(-2);
/*
* if(!lua.IsType(-1, this.NewTypeId))
* {
* throw new Exception("Received type id is invalid");
* }
*
* string received_type_name = lua.GetTypeName(lua.GetType(-1));
*
* if(received_type_name != "TestType1")
* {
* throw new Exception("Received type name is invalid");
* }
*/
lua.PushSpecial(SPECIAL_TABLES.SPECIAL_GLOB);
lua.GetField(-1, "tostring");
lua.Push(-3);
lua.MCall(1, 1);
if (lua.GetString(-1) != this.RandomString)
{
throw new Exception("Metatable method __tostring returned incorrect string");
}
lua.Pop(3);
lua.PushMetaTable(NewTypeId);
lua.PushNil();
lua.SetField(-2, "__tostring");
lua.Pop(1);
taskCompletion.TrySetResult(true);
}
catch (Exception e)
{
taskCompletion.TrySetException(new Exception[] { e });
}
return(taskCompletion.Task);
}
public Task <bool> Start(ILua lua, GetILuaFromLuaStatePointer lua_extructor, ModuleAssemblyLoadContext _)
{
TaskCompletionSource <bool> taskCompletion = new TaskCompletionSource <bool>();
try
{
this.lua_extructor = lua_extructor;
// Create new metatable and populate it
this.TypeId = lua.CreateMetaTable("GetTableAndRawGetMetaTable");
lua.PushManagedFunction(this.indexDelegate);
lua.SetField(-2, "__index");
lua.Pop(1);
// Create a test table
lua.CreateTable();
lua.PushString(this.RandomString2);
lua.SetField(-2, "TestVal");
lua.PushMetaTable(this.TypeId);
lua.SetMetaTable(-2);
// Test GetTable
lua.PushString("TestVal");
lua.GetTable(-2);
string receivedString1 = lua.GetString(-1);
if (receivedString1 != this.RandomString2)
{
throw new Exception("GetTable returned invalid string on existing key");
}
lua.Pop(1);
lua.PushString("ArbitraryString");
lua.GetTable(-2);
string receivedString11 = lua.GetString(-1);
if (receivedString11 != this.RandomString1)
{
throw new Exception("GetTable returned invalid string on non-existing key");
}
lua.Pop(1);
// Test RawGet
lua.PushString("TestVal");
lua.RawGet(-2);
string receivedString2 = lua.GetString(-1);
if (receivedString2 != this.RandomString2)
{
throw new Exception("RawGet returned invalid string on existing key");
}
lua.Pop(1);
lua.PushString("ArbitraryString");
lua.RawGet(-2);
int received_type = lua.GetType(-1);
if (received_type != (int)TYPES.NIL)
{
throw new Exception("RawGet didn't return NIL on non-existing key");
}
lua.Pop(1);
lua.Pop(lua.Top());
lua.PushMetaTable(TypeId);
lua.PushNil();
lua.SetField(-2, "__index");
lua.Pop(1);
taskCompletion.TrySetResult(true);
}
catch (Exception e)
{
taskCompletion.TrySetException(new Exception[] { e });
}
return(taskCompletion.Task);
}