guacamole-spice-protocol/tests/common/guac_iconv.c

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/*
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* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
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* http://www.apache.org/licenses/LICENSE-2.0
*
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* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include "config.h"
#include "common_suite.h"
#include "guac_iconv.h"
#include <stdlib.h>
#include <CUnit/Basic.h>
static void test_conversion(
guac_iconv_read* reader, unsigned char* in_string, int in_length,
guac_iconv_write* writer, unsigned char* out_string, int out_length) {
char output[4096];
char input[4096];
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const char* current_input = input;
char* current_output = output;
memcpy(input, in_string, in_length);
guac_iconv(reader, &current_input, sizeof(input),
writer, &current_output, sizeof(output));
/* Verify output length */
CU_ASSERT_EQUAL(out_length, current_output - output);
/* Verify entire input read */
CU_ASSERT_EQUAL(in_length, current_input - input);
/* Verify output content */
CU_ASSERT_EQUAL(0, memcmp(output, out_string, out_length));
}
void test_guac_iconv() {
/* UTF8 for "papà è bello" */
unsigned char test_string_utf8[] = {
'p', 'a', 'p', 0xC3, 0xA0, ' ',
0xC3, 0xA8, ' ',
'b', 'e', 'l', 'l', 'o',
0x00
};
/* UTF16 for "papà è bello" */
unsigned char test_string_utf16[] = {
'p', 0x00, 'a', 0x00, 'p', 0x00, 0xE0, 0x00, ' ', 0x00,
0xE8, 0x00, ' ', 0x00,
'b', 0x00, 'e', 0x00, 'l', 0x00, 'l', 0x00, 'o', 0x00,
0x00, 0x00
};
/* ISO-8859-1 for "papà è bello" */
unsigned char test_string_iso8859_1[] = {
'p', 'a', 'p', 0xE0, ' ',
0xE8, ' ',
'b', 'e', 'l', 'l', 'o',
0x00
};
/* CP1252 for "papà è bello" */
unsigned char test_string_cp1252[] = {
'p', 'a', 'p', 0xE0, ' ',
0xE8, ' ',
'b', 'e', 'l', 'l', 'o',
0x00
};
/* UTF8 identity */
test_conversion(
GUAC_READ_UTF8, test_string_utf8, sizeof(test_string_utf8),
GUAC_WRITE_UTF8, test_string_utf8, sizeof(test_string_utf8));
/* UTF16 identity */
test_conversion(
GUAC_READ_UTF16, test_string_utf16, sizeof(test_string_utf16),
GUAC_WRITE_UTF16, test_string_utf16, sizeof(test_string_utf16));
/* UTF8 to UTF16 */
test_conversion(
GUAC_READ_UTF8, test_string_utf8, sizeof(test_string_utf8),
GUAC_WRITE_UTF16, test_string_utf16, sizeof(test_string_utf16));
/* UTF16 to UTF8 */
test_conversion(
GUAC_READ_UTF16, test_string_utf16, sizeof(test_string_utf16),
GUAC_WRITE_UTF8, test_string_utf8, sizeof(test_string_utf8));
/* UTF16 to ISO-8859-1 */
test_conversion(
GUAC_READ_UTF16, test_string_utf16, sizeof(test_string_utf16),
GUAC_WRITE_ISO8859_1, test_string_iso8859_1, sizeof(test_string_iso8859_1));
/* UTF16 to CP1252 */
test_conversion(
GUAC_READ_UTF16, test_string_utf16, sizeof(test_string_utf16),
GUAC_WRITE_CP1252, test_string_cp1252, sizeof(test_string_cp1252));
/* CP1252 to UTF8 */
test_conversion(
GUAC_READ_CP1252, test_string_cp1252, sizeof(test_string_cp1252),
GUAC_WRITE_UTF8, test_string_utf8, sizeof(test_string_utf8));
/* ISO-8859-1 to UTF8 */
test_conversion(
GUAC_READ_ISO8859_1, test_string_iso8859_1, sizeof(test_string_iso8859_1),
GUAC_WRITE_UTF8, test_string_utf8, sizeof(test_string_utf8));
}