1a1012a1c6
Provide unit tests for utf_to_lower() utf_to_upper(). Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Alexander Graf <agraf@suse.de>
544 lines
13 KiB
C
544 lines
13 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Unit tests for Unicode functions
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*
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* Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
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*/
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#include <common.h>
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#include <charset.h>
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#include <command.h>
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#include <errno.h>
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#include <test/test.h>
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#include <test/suites.h>
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#include <test/ut.h>
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/* Linker list entry for a Unicode test */
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#define UNICODE_TEST(_name) UNIT_TEST(_name, 0, unicode_test)
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/* Constants c1-c4 and d1-d4 encode the same letters */
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/* Six characters translating to one utf-8 byte each. */
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static const u16 c1[] = {0x55, 0x2d, 0x42, 0x6f, 0x6f, 0x74, 0x00};
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/* One character translating to two utf-8 bytes */
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static const u16 c2[] = {0x6b, 0x61, 0x66, 0x62, 0xe1, 0x74, 0x75, 0x72, 0x00};
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/* Three characters translating to three utf-8 bytes each */
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static const u16 c3[] = {0x6f5c, 0x6c34, 0x8266, 0x00};
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/* Three letters translating to four utf-8 bytes each */
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static const u16 c4[] = {0xd801, 0xdc8d, 0xd801, 0xdc96, 0xd801, 0xdc87,
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0x0000};
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/* Illegal utf-16 strings */
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static const u16 i1[] = {0x69, 0x31, 0xdc87, 0x6c, 0x00};
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static const u16 i2[] = {0x69, 0x32, 0xd801, 0xd801, 0x6c, 0x00};
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static const u16 i3[] = {0x69, 0x33, 0xd801, 0x00};
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/* Six characters translating to one utf-16 word each. */
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static const char d1[] = {0x55, 0x2d, 0x42, 0x6f, 0x6f, 0x74, 0x00};
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/* Eight characters translating to one utf-16 word each */
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static const char d2[] = {0x6b, 0x61, 0x66, 0x62, 0xc3, 0xa1, 0x74, 0x75,
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0x72, 0x00};
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/* Three characters translating to one utf-16 word each */
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static const char d3[] = {0xe6, 0xbd, 0x9c, 0xe6, 0xb0, 0xb4, 0xe8, 0x89,
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0xa6, 0x00};
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/* Three letters translating to two utf-16 word each */
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static const char d4[] = {0xf0, 0x90, 0x92, 0x8d, 0xf0, 0x90, 0x92, 0x96,
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0xf0, 0x90, 0x92, 0x87, 0x00};
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/* Illegal utf-8 strings */
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static const char j1[] = {0x6a, 0x31, 0xa1, 0x6c, 0x00};
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static const char j2[] = {0x6a, 0x32, 0xc3, 0xc3, 0x6c, 0x00};
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static const char j3[] = {0x6a, 0x33, 0xf0, 0x90, 0xf0, 0x00};
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/* U-Boot uses UTF-16 strings in the EFI context only. */
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#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
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static int ut_string16(struct unit_test_state *uts)
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{
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char buf[20];
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/* Test length and precision */
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%8.6ls", c2);
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ut_asserteq(' ', buf[1]);
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ut_assert(!strncmp(&buf[2], d2, 7));
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ut_assert(!buf[9]);
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%8.6ls", c4);
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ut_asserteq(' ', buf[4]);
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ut_assert(!strncmp(&buf[5], d4, 12));
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ut_assert(!buf[17]);
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%-8.2ls", c4);
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ut_asserteq(' ', buf[8]);
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ut_assert(!strncmp(buf, d4, 8));
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ut_assert(!buf[14]);
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/* Test handling of illegal utf-16 sequences */
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%ls", i1);
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ut_asserteq_str("i1?l", buf);
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%ls", i2);
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ut_asserteq_str("i2?l", buf);
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memset(buf, 0xff, sizeof(buf));
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sprintf(buf, "%ls", i3);
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ut_asserteq_str("i3?", buf);
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return 0;
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}
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UNICODE_TEST(ut_string16);
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#endif
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static int ut_utf8_get(struct unit_test_state *uts)
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{
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const char *s;
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s32 code;
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int i;
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/* Check characters less than 0x800 */
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s = d2;
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for (i = 0; i < 8; ++i) {
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code = utf8_get((const char **)&s);
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/* c2 is the utf-8 encoding of d2 */
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ut_asserteq(c2[i], code);
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if (!code)
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break;
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}
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ut_asserteq_ptr(s, d2 + 9)
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/* Check characters less than 0x10000 */
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s = d3;
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for (i = 0; i < 4; ++i) {
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code = utf8_get((const char **)&s);
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/* c3 is the utf-8 encoding of d3 */
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ut_asserteq(c3[i], code);
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if (!code)
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break;
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}
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ut_asserteq_ptr(s, d3 + 9)
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/* Check character greater 0xffff */
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s = d4;
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code = utf8_get((const char **)&s);
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ut_asserteq(0x0001048d, code);
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ut_asserteq_ptr(s, d4 + 4);
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return 0;
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}
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UNICODE_TEST(ut_utf8_get);
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static int ut_utf8_put(struct unit_test_state *uts)
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{
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char buffer[8] = { 0, };
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char *pos;
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/* Commercial at, translates to one character */
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pos = buffer;
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ut_assert(!utf8_put('@', &pos))
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ut_asserteq(1, pos - buffer);
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ut_asserteq('@', buffer[0]);
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ut_assert(!buffer[1]);
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/* Latin letter G with acute, translates to two charactes */
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pos = buffer;
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ut_assert(!utf8_put(0x1f4, &pos));
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ut_asserteq(2, pos - buffer);
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ut_asserteq_str("\xc7\xb4", buffer);
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/* Tagalog letter i, translates to three characters */
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pos = buffer;
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ut_assert(!utf8_put(0x1701, &pos));
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ut_asserteq(3, pos - buffer);
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ut_asserteq_str("\xe1\x9c\x81", buffer);
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/* Hamster face, translates to four characters */
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pos = buffer;
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ut_assert(!utf8_put(0x1f439, &pos));
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ut_asserteq(4, pos - buffer);
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ut_asserteq_str("\xf0\x9f\x90\xb9", buffer);
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/* Illegal code */
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pos = buffer;
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ut_asserteq(-1, utf8_put(0xd888, &pos));
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return 0;
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}
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UNICODE_TEST(ut_utf8_put);
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static int ut_utf8_utf16_strlen(struct unit_test_state *uts)
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{
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ut_asserteq(6, utf8_utf16_strlen(d1));
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ut_asserteq(8, utf8_utf16_strlen(d2));
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ut_asserteq(3, utf8_utf16_strlen(d3));
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ut_asserteq(6, utf8_utf16_strlen(d4));
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/* illegal utf-8 sequences */
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ut_asserteq(4, utf8_utf16_strlen(j1));
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ut_asserteq(5, utf8_utf16_strlen(j2));
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ut_asserteq(3, utf8_utf16_strlen(j3));
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return 0;
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}
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UNICODE_TEST(ut_utf8_utf16_strlen);
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static int ut_utf8_utf16_strnlen(struct unit_test_state *uts)
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{
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ut_asserteq(3, utf8_utf16_strnlen(d1, 3));
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ut_asserteq(6, utf8_utf16_strnlen(d1, 13));
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ut_asserteq(6, utf8_utf16_strnlen(d2, 6));
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ut_asserteq(2, utf8_utf16_strnlen(d3, 2));
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ut_asserteq(4, utf8_utf16_strnlen(d4, 2));
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ut_asserteq(6, utf8_utf16_strnlen(d4, 3));
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/* illegal utf-8 sequences */
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ut_asserteq(4, utf8_utf16_strnlen(j1, 16));
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ut_asserteq(5, utf8_utf16_strnlen(j2, 16));
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ut_asserteq(3, utf8_utf16_strnlen(j3, 16));
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return 0;
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}
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UNICODE_TEST(ut_utf8_utf16_strnlen);
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/**
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* ut_u16_strcmp() - Compare to u16 strings.
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*
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* @a1: first string
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* @a2: second string
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* @count: number of u16 to compare
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* Return: -1 if a1 < a2, 0 if a1 == a2, 1 if a1 > a2
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*/
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static int ut_u16_strcmp(const u16 *a1, const u16 *a2, size_t count)
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{
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for (; (*a1 || *a2) && count; ++a1, ++a2, --count) {
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if (*a1 < *a2)
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return -1;
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if (*a1 > *a2)
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return 1;
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}
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return 0;
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}
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static int ut_utf8_utf16_strcpy(struct unit_test_state *uts)
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{
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u16 buf[16];
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u16 *pos;
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pos = buf;
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utf8_utf16_strcpy(&pos, d1);
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ut_asserteq(6, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, c1, SIZE_MAX));
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pos = buf;
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utf8_utf16_strcpy(&pos, d2);
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ut_asserteq(8, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, c2, SIZE_MAX));
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pos = buf;
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utf8_utf16_strcpy(&pos, d3);
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ut_asserteq(3, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, c3, SIZE_MAX));
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pos = buf;
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utf8_utf16_strcpy(&pos, d4);
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ut_asserteq(6, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, c4, SIZE_MAX));
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/* Illegal utf-8 strings */
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pos = buf;
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utf8_utf16_strcpy(&pos, j1);
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ut_asserteq(4, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, L"j1?l", SIZE_MAX));
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pos = buf;
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utf8_utf16_strcpy(&pos, j2);
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ut_asserteq(5, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, L"j2??l", SIZE_MAX));
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pos = buf;
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utf8_utf16_strcpy(&pos, j3);
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ut_asserteq(3, pos - buf);
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ut_assert(!ut_u16_strcmp(buf, L"j3?", SIZE_MAX));
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return 0;
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}
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UNICODE_TEST(ut_utf8_utf16_strcpy);
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int ut_utf8_utf16_strncpy(struct unit_test_state *uts)
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{
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u16 buf[16];
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u16 *pos;
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pos = buf;
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memset(buf, 0, sizeof(buf));
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utf8_utf16_strncpy(&pos, d1, 4);
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ut_asserteq(4, pos - buf);
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ut_assert(!buf[4]);
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ut_assert(!ut_u16_strcmp(buf, c1, 4));
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pos = buf;
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memset(buf, 0, sizeof(buf));
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utf8_utf16_strncpy(&pos, d2, 10);
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ut_asserteq(8, pos - buf);
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ut_assert(buf[4]);
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ut_assert(!ut_u16_strcmp(buf, c2, SIZE_MAX));
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pos = buf;
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memset(buf, 0, sizeof(buf));
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utf8_utf16_strncpy(&pos, d3, 2);
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ut_asserteq(2, pos - buf);
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ut_assert(!buf[2]);
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ut_assert(!ut_u16_strcmp(buf, c3, 2));
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pos = buf;
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memset(buf, 0, sizeof(buf));
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utf8_utf16_strncpy(&pos, d4, 2);
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ut_asserteq(4, pos - buf);
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ut_assert(!buf[4]);
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ut_assert(!ut_u16_strcmp(buf, c4, 4));
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pos = buf;
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memset(buf, 0, sizeof(buf));
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utf8_utf16_strncpy(&pos, d4, 10);
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ut_asserteq(6, pos - buf);
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ut_assert(buf[5]);
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ut_assert(!ut_u16_strcmp(buf, c4, SIZE_MAX));
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return 0;
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}
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UNICODE_TEST(ut_utf8_utf16_strncpy);
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static int ut_utf16_get(struct unit_test_state *uts)
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{
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const u16 *s;
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s32 code;
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int i;
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/* Check characters less than 0x10000 */
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s = c2;
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for (i = 0; i < 9; ++i) {
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code = utf16_get((const u16 **)&s);
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ut_asserteq(c2[i], code);
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if (!code)
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break;
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}
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ut_asserteq_ptr(c2 + 8, s);
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/* Check character greater 0xffff */
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s = c4;
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code = utf16_get((const u16 **)&s);
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ut_asserteq(0x0001048d, code);
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ut_asserteq_ptr(c4 + 2, s);
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return 0;
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}
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UNICODE_TEST(ut_utf16_get);
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static int ut_utf16_put(struct unit_test_state *uts)
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{
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u16 buffer[4] = { 0, };
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u16 *pos;
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/* Commercial at, translates to one word */
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pos = buffer;
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ut_assert(!utf16_put('@', &pos));
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ut_asserteq(1, pos - buffer);
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ut_asserteq((u16)'@', buffer[0]);
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ut_assert(!buffer[1]);
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/* Hamster face, translates to two words */
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pos = buffer;
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ut_assert(!utf16_put(0x1f439, &pos));
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ut_asserteq(2, pos - buffer);
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ut_asserteq((u16)0xd83d, buffer[0]);
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ut_asserteq((u16)0xdc39, buffer[1]);
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ut_assert(!buffer[2]);
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/* Illegal code */
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pos = buffer;
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ut_asserteq(-1, utf16_put(0xd888, &pos));
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return 0;
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}
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UNICODE_TEST(ut_utf16_put);
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int ut_utf16_strnlen(struct unit_test_state *uts)
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{
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ut_asserteq(3, utf16_strnlen(c1, 3));
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ut_asserteq(6, utf16_strnlen(c1, 13));
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ut_asserteq(6, utf16_strnlen(c2, 6));
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ut_asserteq(2, utf16_strnlen(c3, 2));
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ut_asserteq(2, utf16_strnlen(c4, 2));
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ut_asserteq(3, utf16_strnlen(c4, 3));
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/* illegal utf-16 word sequences */
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ut_asserteq(4, utf16_strnlen(i1, 16));
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ut_asserteq(4, utf16_strnlen(i2, 16));
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ut_asserteq(3, utf16_strnlen(i3, 16));
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return 0;
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}
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UNICODE_TEST(ut_utf16_strnlen);
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int ut_utf16_utf8_strlen(struct unit_test_state *uts)
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{
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ut_asserteq(6, utf16_utf8_strlen(c1));
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ut_asserteq(9, utf16_utf8_strlen(c2));
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ut_asserteq(9, utf16_utf8_strlen(c3));
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ut_asserteq(12, utf16_utf8_strlen(c4));
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/* illegal utf-16 word sequences */
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ut_asserteq(4, utf16_utf8_strlen(i1));
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ut_asserteq(4, utf16_utf8_strlen(i2));
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ut_asserteq(3, utf16_utf8_strlen(i3));
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return 0;
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}
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UNICODE_TEST(ut_utf16_utf8_strlen);
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int ut_utf16_utf8_strnlen(struct unit_test_state *uts)
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{
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ut_asserteq(3, utf16_utf8_strnlen(c1, 3));
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ut_asserteq(6, utf16_utf8_strnlen(c1, 13));
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ut_asserteq(7, utf16_utf8_strnlen(c2, 6));
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ut_asserteq(6, utf16_utf8_strnlen(c3, 2));
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ut_asserteq(8, utf16_utf8_strnlen(c4, 2));
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ut_asserteq(12, utf16_utf8_strnlen(c4, 3));
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return 0;
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}
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UNICODE_TEST(ut_utf16_utf8_strnlen);
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int ut_utf16_utf8_strcpy(struct unit_test_state *uts)
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{
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char buf[16];
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char *pos;
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pos = buf;
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utf16_utf8_strcpy(&pos, c1);
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ut_asserteq(6, pos - buf);
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ut_asserteq_str(d1, buf);
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pos = buf;
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utf16_utf8_strcpy(&pos, c2);
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ut_asserteq(9, pos - buf);
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ut_asserteq_str(d2, buf);
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pos = buf;
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utf16_utf8_strcpy(&pos, c3);
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ut_asserteq(9, pos - buf);
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ut_asserteq_str(d3, buf);
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pos = buf;
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utf16_utf8_strcpy(&pos, c4);
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ut_asserteq(12, pos - buf);
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ut_asserteq_str(d4, buf);
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/* Illegal utf-16 strings */
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pos = buf;
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utf16_utf8_strcpy(&pos, i1);
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ut_asserteq(4, pos - buf);
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ut_asserteq_str("i1?l", buf);
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pos = buf;
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utf16_utf8_strcpy(&pos, i2);
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ut_asserteq(4, pos - buf);
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ut_asserteq_str("i2?l", buf);
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pos = buf;
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utf16_utf8_strcpy(&pos, i3);
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ut_asserteq(3, pos - buf);
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ut_asserteq_str("i3?", buf);
|
|
|
|
return 0;
|
|
}
|
|
UNICODE_TEST(ut_utf16_utf8_strcpy);
|
|
|
|
int ut_utf16_utf8_strncpy(struct unit_test_state *uts)
|
|
{
|
|
char buf[16];
|
|
char *pos;
|
|
|
|
pos = buf;
|
|
memset(buf, 0, sizeof(buf));
|
|
utf16_utf8_strncpy(&pos, c1, 4);
|
|
ut_asserteq(4, pos - buf);
|
|
ut_assert(!buf[4]);
|
|
ut_assert(!strncmp(buf, d1, 4));
|
|
|
|
pos = buf;
|
|
memset(buf, 0, sizeof(buf));
|
|
utf16_utf8_strncpy(&pos, c2, 10);
|
|
ut_asserteq(9, pos - buf);
|
|
ut_assert(buf[4]);
|
|
ut_assert(!strncmp(buf, d2, SIZE_MAX));
|
|
|
|
pos = buf;
|
|
memset(buf, 0, sizeof(buf));
|
|
utf16_utf8_strncpy(&pos, c3, 2);
|
|
ut_asserteq(6, pos - buf);
|
|
ut_assert(!buf[6]);
|
|
ut_assert(!strncmp(buf, d3, 6));
|
|
|
|
pos = buf;
|
|
memset(buf, 0, sizeof(buf));
|
|
utf16_utf8_strncpy(&pos, c4, 2);
|
|
ut_asserteq(8, pos - buf);
|
|
ut_assert(!buf[8]);
|
|
ut_assert(!strncmp(buf, d4, 8));
|
|
|
|
pos = buf;
|
|
memset(buf, 0, sizeof(buf));
|
|
utf16_utf8_strncpy(&pos, c4, 10);
|
|
ut_asserteq(12, pos - buf);
|
|
ut_assert(buf[5]);
|
|
ut_assert(!strncmp(buf, d4, SIZE_MAX));
|
|
|
|
return 0;
|
|
}
|
|
UNICODE_TEST(ut_utf16_utf8_strncpy);
|
|
|
|
int ut_utf_to_lower(struct unit_test_state *uts)
|
|
{
|
|
ut_asserteq('@', utf_to_lower('@'));
|
|
ut_asserteq('a', utf_to_lower('A'));
|
|
ut_asserteq('z', utf_to_lower('Z'));
|
|
ut_asserteq('[', utf_to_lower('['));
|
|
ut_asserteq('m', utf_to_lower('m'));
|
|
/* Latin letter O with diaresis (umlaut) */
|
|
ut_asserteq(0x00f6, utf_to_lower(0x00d6));
|
|
#ifdef CONFIG_EFI_UNICODE_CAPITALIZATION
|
|
/* Cyrillic letter I*/
|
|
ut_asserteq(0x0438, utf_to_lower(0x0418));
|
|
#endif
|
|
return 0;
|
|
}
|
|
UNICODE_TEST(ut_utf_to_lower);
|
|
|
|
int ut_utf_to_upper(struct unit_test_state *uts)
|
|
{
|
|
ut_asserteq('`', utf_to_upper('`'));
|
|
ut_asserteq('A', utf_to_upper('a'));
|
|
ut_asserteq('Z', utf_to_upper('z'));
|
|
ut_asserteq('{', utf_to_upper('{'));
|
|
ut_asserteq('M', utf_to_upper('M'));
|
|
/* Latin letter O with diaresis (umlaut) */
|
|
ut_asserteq(0x00d6, utf_to_upper(0x00f6));
|
|
#ifdef CONFIG_EFI_UNICODE_CAPITALIZATION
|
|
/* Cyrillic letter I */
|
|
ut_asserteq(0x0418, utf_to_upper(0x0438));
|
|
#endif
|
|
return 0;
|
|
}
|
|
UNICODE_TEST(ut_utf_to_upper);
|
|
|
|
int do_ut_unicode(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
struct unit_test *tests = ll_entry_start(struct unit_test, unicode_test);
|
|
const int n_ents = ll_entry_count(struct unit_test, unicode_test);
|
|
|
|
return cmd_ut_category("Unicode", tests, n_ents, argc, argv);
|
|
}
|