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/*
* Copyright (C) 2023 Carlos Maniero
*
* 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.
*
* 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 <https://www.gnu.org/licenses/>.
*/
#define MUNIT_ENABLE_ASSERT_ALIASES
#include "munit.h"
#include "lexer.h"

void
make_lexer_from_static_src(lexer_t *lexer, char *src, int srclen)
{
  lexer->srclen   = 0;
  lexer->cur      = 0;
  lexer->row      = 0;
  lexer->bol      = 0;
  lexer->src      = src;
  lexer->srclen   = srclen;
}

void
assert_tokenize_number(char *str, char *expected)
{
	lexer_t lexer;
	token_t token;

	make_lexer_from_static_src(&lexer, str, strlen(str));
	lexer_next_token(&lexer, &token);

	char actual[token.value.size + 1];
	string_view_to_str(&token.value, actual);

	assert_string_equal("TOKEN_NUMBER", token_kind_to_str(token.kind));
	assert_string_equal(expected, actual);
}

static MunitResult
test_tokenize_number(const  MunitParameter params[],
                     void  *user_data_or_fixture)
{
	lexer_t lexer;
	token_t token;

	assert_tokenize_number("1", "1");
	assert_tokenize_number(" 13 ", "13");
	assert_tokenize_number(" \n 13 ", "13");

  return MUNIT_OK;
}

static MunitTest tests[] = {
  { "/test_tokenize_digit", test_tokenize_number, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL },
  { NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL }
};

static const MunitSuite suite = {
  "/lexer_test", tests, NULL, 1, MUNIT_SUITE_OPTION_NONE
};

int
main(int argc, char *argv[])
{
  return munit_suite_main(&suite, NULL, argc, argv);
  return EXIT_SUCCESS;
}