%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
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%  Copyright 1998-2021 Paulo Moura <pmoura@logtalk.org>
%  SPDX-License-Identifier: Apache-2.0
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%  Licensed under the Apache License, Version 2.0 (the "License");
%  you may not use this file except in compliance with the License.
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%      http://www.apache.org/licenses/LICENSE-2.0
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:- object(tests,
	extends(lgtunit)).

	:- info([
		version is 1:0:0,
		author is 'Paulo Moura',
		date is 2017-06-29,
		comment is 'Unit tests for the context/1 built-in method.'
	]).

	test(context_1) :-
		context(Context),
		functor(Context, logtalk, 2),
		arg(1, Context, Call), callable(Call),
		arg(2, Context, ExecutionContext), nonvar(ExecutionContext).

	test(context_2) :-
		catch({context_1_test_object::foo(a,b)}, error(Error,logtalk(Call,ExecutionContext)), true),
		Error == type_error(integer, b),
		Call == foo(a, b),
		logtalk::execution_context(ExecutionContext, Entity, Sender, This, Self, MetaCallContext, CoinductionStack),
		Entity == context_1_test_object,
		Sender == user,
		This == context_1_test_object,
		Self == context_1_test_object,
		MetaCallContext == [],
		CoinductionStack == [].		

	test(context_3) :-
		catch({context_1_test_object::bar(1)}, error(Error,logtalk(Call,ExecutionContext)), true),
		Error == type_error(list, 1),
		Call == bar(1),
		logtalk::execution_context(ExecutionContext, Entity, Sender, This, Self, MetaCallContext, CoinductionStack),
		Entity == context_1_test_category,
		Sender == user,
		This == context_1_test_object,
		Self == context_1_test_object,
		MetaCallContext == [],
		CoinductionStack == [].		

	test(context_4) :-
		catch({logtalk::message_hook(a,b,c,d)}, error(Error,logtalk(Call,ExecutionContext)), true),
		Error == type_error(integer, d),
		Call == message_hook(a,b,c,d),
		logtalk::execution_context(ExecutionContext, Entity, Sender, This, Self, MetaCallContext, CoinductionStack),
		Entity == logtalk,
		Sender == user,
		This == logtalk,
		Self == logtalk,
		MetaCallContext == [],
		CoinductionStack == [].		

:- end_object.
