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%
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%  Copyright 1998-2021 Paulo Moura <pmoura@logtalk.org>
%  SPDX-License-Identifier: Apache-2.0
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%      http://www.apache.org/licenses/LICENSE-2.0
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:- object(tests,
	extends(lgtunit)).

	:- info([
		version is 1:2:0,
		author is 'Paulo Moura',
		date is 2020-07-30,
		comment is 'Unit tests for the ISO Prolog standard list syntax.'
	]).

	% tests from the ISO/IEC 13211-1:1995(E) standard, section 6.3.5.1

	test(iso_list_01, true(T == .(a, []))) :-
		^^set_text_input('[a]. '),
		{read(T)}.

	test(iso_list_02, true(T == .(a, .(b, [])))) :-
		^^set_text_input('[a,b]. '),
		{read(T)}.

	test(iso_list_03, true(T == .(a, b))) :-
		^^set_text_input('[a|b]. '),
		{read(T)}.

	% tests from the Logtalk portability work

	test(lgt_list_04, true(T == [])) :-
		^^set_text_input('[]. '),
		{read(T)}.

	test(lgt_list_05, true(T == '[]')) :-
		^^set_text_input('[]. '),
		{read(T)}.

	test(lgt_list_06, error(syntax_error(_))) :-
		^^set_text_input('[|]. '),
		{read(_)}.

	test(lgt_list_07, error(syntax_error(_))) :-
		^^set_text_input('[1|]. '),
		{read(_)}.

	test(lgt_list_08, error(syntax_error(_))) :-
		^^set_text_input('[|1]. '),
		{read(_)}.

	test(lgt_list_09, error(syntax_error(_))) :-
		^^set_text_input('[1,2,3,]. '),
		{read(_)}.

	test(lgt_list_10, error(syntax_error(_))) :-
		^^set_text_input('[1|2|3]. '),
		{read(_)}.

	cleanup :-
		^^clean_text_input.

:- end_object.
