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Util: Add missing file

This commit is contained in:
Vicki Pfau 2022-05-15 21:52:11 -07:00
parent e76698ae59
commit 14e1552a3b
1 changed files with 132 additions and 0 deletions
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src/util/test/string-utf8.c Normal file
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/* Copyright (c) 2013-2022 Jeffrey Pfau
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "util/test/suite.h"
#include <mgba-util/string.h>
M_TEST_DEFINE(strlenASCII) {
assert_int_equal(utf8strlen(""), 0);
assert_int_equal(utf8strlen("a"), 1);
assert_int_equal(utf8strlen("aa"), 2);
assert_int_equal(utf8strlen("aaa"), 3);
}
M_TEST_DEFINE(strlenMultibyte) {
assert_int_equal(utf8strlen("\300\200"), 1);
assert_int_equal(utf8strlen("a\300\200"), 2);
assert_int_equal(utf8strlen("\300\200a"), 2);
assert_int_equal(utf8strlen("a\300\200a"), 3);
assert_int_equal(utf8strlen("\300\200\300\200"), 2);
assert_int_equal(utf8strlen("a\300\200\300\200"), 3);
assert_int_equal(utf8strlen("\300\200a\300\200"), 3);
assert_int_equal(utf8strlen("\300\200\300\200a"), 3);
assert_int_equal(utf8strlen("\340\200\200"), 1);
assert_int_equal(utf8strlen("a\340\200\200"), 2);
assert_int_equal(utf8strlen("\340\200\200a"), 2);
assert_int_equal(utf8strlen("a\340\200\200a"), 3);
assert_int_equal(utf8strlen("\340\200\200\340\200\200"), 2);
assert_int_equal(utf8strlen("a\340\200\200\340\200\200"), 3);
assert_int_equal(utf8strlen("\340\200\200a\340\200\200"), 3);
assert_int_equal(utf8strlen("\340\200\200\340\200\200a"), 3);
assert_int_equal(utf8strlen("\340\200\200\300\200"), 2);
assert_int_equal(utf8strlen("\300\200\340\200\200"), 2);
assert_int_equal(utf8strlen("\360\200\200\200"), 1);
assert_int_equal(utf8strlen("a\360\200\200\200"), 2);
assert_int_equal(utf8strlen("\360\200\200\200a"), 2);
assert_int_equal(utf8strlen("a\360\200\200\200a"), 3);
assert_int_equal(utf8strlen("\360\200\200\200\360\200\200\200"), 2);
assert_int_equal(utf8strlen("a\360\200\200\200\360\200\200\200"), 3);
assert_int_equal(utf8strlen("\360\200\200\200a\360\200\200\200"), 3);
assert_int_equal(utf8strlen("\360\200\200\200\360\200\200\200a"), 3);
assert_int_equal(utf8strlen("\360\200\200\200\300\200"), 2);
assert_int_equal(utf8strlen("\300\200\360\200\200\200"), 2);
assert_int_equal(utf8strlen("\360\200\200\200\340\200\200"), 2);
assert_int_equal(utf8strlen("\340\200\200\360\200\200\200"), 2);
}
M_TEST_DEFINE(strlenDegenerate) {
assert_int_equal(utf8strlen("\200"), 1);
assert_int_equal(utf8strlen("\200a"), 2);
assert_int_equal(utf8strlen("\300"), 1);
assert_int_equal(utf8strlen("\300a"), 2);
assert_int_equal(utf8strlen("\300\300"), 2);
assert_int_equal(utf8strlen("\300\300a"), 3);
assert_int_equal(utf8strlen("\300\300\200"), 2);
assert_int_equal(utf8strlen("\300\200\200"), 2);
assert_int_equal(utf8strlen("\300\200\200a"), 3);
assert_int_equal(utf8strlen("\340"), 1);
assert_int_equal(utf8strlen("\340a"), 2);
assert_int_equal(utf8strlen("\340\300"), 2);
assert_int_equal(utf8strlen("\340\300a"), 3);
assert_int_equal(utf8strlen("\340\300\200"), 2);
assert_int_equal(utf8strlen("\340\200"), 1);
assert_int_equal(utf8strlen("\340\200a"), 2);
assert_int_equal(utf8strlen("\340\200\200\200"), 2);
assert_int_equal(utf8strlen("\340\200\200\200a"), 3);
assert_int_equal(utf8strlen("\360"), 1);
assert_int_equal(utf8strlen("\360a"), 2);
assert_int_equal(utf8strlen("\360\300"), 2);
assert_int_equal(utf8strlen("\360\300a"), 3);
assert_int_equal(utf8strlen("\360\300\200"), 2);
assert_int_equal(utf8strlen("\360\200"), 1);
assert_int_equal(utf8strlen("\360\200a"), 2);
assert_int_equal(utf8strlen("\360\200\300"), 2);
assert_int_equal(utf8strlen("\360\200\300a"), 3);
assert_int_equal(utf8strlen("\360\200\300\200"), 2);
assert_int_equal(utf8strlen("\360\200\200"), 1);
assert_int_equal(utf8strlen("\360\200\200a"), 2);
assert_int_equal(utf8strlen("\370"), 1);
assert_int_equal(utf8strlen("\370a"), 2);
assert_int_equal(utf8strlen("\370\200"), 2);
assert_int_equal(utf8strlen("\370\200a"), 3);
assert_int_equal(utf8strlen("\374"), 1);
assert_int_equal(utf8strlen("\374a"), 2);
assert_int_equal(utf8strlen("\374\200"), 2);
assert_int_equal(utf8strlen("\374\200a"), 3);
assert_int_equal(utf8strlen("\376"), 1);
assert_int_equal(utf8strlen("\376a"), 2);
assert_int_equal(utf8strlen("\376\200"), 2);
assert_int_equal(utf8strlen("\376\200a"), 3);
assert_int_equal(utf8strlen("\377"), 1);
assert_int_equal(utf8strlen("\377a"), 2);
assert_int_equal(utf8strlen("\377\200"), 2);
assert_int_equal(utf8strlen("\377\200a"), 3);
}
M_TEST_DEFINE(roundtrip) {
uint32_t unichar;
char buf[8] = {0};
for (unichar = 0; unichar < 0x110000; ++unichar) {
memset(buf, 0, sizeof(buf));
size_t len = toUtf8(unichar, buf) + 1;
const char* ptr = buf;
assert_true(len);
assert_false(buf[len]);
assert_int_equal(utf8Char(&ptr, &len), unichar);
assert_int_equal(len, 1);
}
}
M_TEST_SUITE_DEFINE(StringUTF8,
cmocka_unit_test(strlenASCII),
cmocka_unit_test(strlenMultibyte),
cmocka_unit_test(strlenDegenerate),
cmocka_unit_test(roundtrip),
)