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/* Copyright (c) 2010-2018 Dovecot authors, see the included COPYING file */
#include "test-lib.h"
#include "str.h"
#include "istream-private.h"
#include "istream-base64.h"
struct base64_istream_test {
const char *input;
unsigned int chars_per_line;
bool crlf;
const char *output;
};
static const struct base64_istream_test base64_tests[] = {
{ "", 80, FALSE, "" },
{ "1", 80, FALSE, "MQ==" },
{ "12", 80, FALSE, "MTI=" },
{ "123", 80, FALSE, "MTIz" },
{ "1234", 80, FALSE, "MTIzNA==" },
{ "12345", 80, FALSE, "MTIzNDU=" },
{ "hello world", 80, FALSE, "aGVsbG8gd29ybGQ=" },
{ "hello world", 4, FALSE, "aGVs\nbG8g\nd29y\nbGQ=" },
{ "hello world", 4, TRUE, "aGVs\r\nbG8g\r\nd29y\r\nbGQ=" },
{ "hello worlds", 80, FALSE, "aGVsbG8gd29ybGRz" },
{ "hello worlds", 4, FALSE, "aGVs\nbG8g\nd29y\nbGRz" },
{ "hello worlds", 4, TRUE, "aGVs\r\nbG8g\r\nd29y\r\nbGRz" },
{ "hell world", 80, FALSE, "aGVsbCB3b3JsZA==" },
{ "hell world", 4, FALSE, "aGVs\nbCB3\nb3Js\nZA==" },
{ "hell world", 4, TRUE, "aGVs\r\nbCB3\r\nb3Js\r\nZA==" },
{ "hello to the world!!", 80, FALSE,
"aGVsbG8gdG8gdGhlIHdvcmxkISE=" },
{ "hello to the world!!", 8, FALSE,
"aGVsbG8g\ndG8gdGhl\nIHdvcmxk\nISE=" },
{ "hello to the world!!", 8, TRUE,
"aGVsbG8g\r\ndG8gdGhl\r\nIHdvcmxk\r\nISE=" },
{ "\xd0\x93\xd0\xbe\xd0\xb2\xd0\xbe\xd1\x80\xd1\x8f\xcc"
"\x81\xd1\x82\x2c\x20\xd1\x87\xd1\x82\xd0\xbe\x20\xd0"
"\xba\xd1\x83\xd1\x80\x20\xd0\xb4\xd0\xbe\xd1\x8f\xcc"
"\x81\xd1\x82\x2e", 80, FALSE,
"0JPQvtCy0L7RgNGPzIHRgiwg0YfRgtC+INC60YPRgCDQtNC+0Y/MgdGCLg==" },
};
static const struct base64_istream_test base64url_tests[] = {
{ "", 80, FALSE, "" },
{ "1", 80, FALSE, "MQ==" },
{ "12", 80, FALSE, "MTI=" },
{ "123", 80, FALSE, "MTIz" },
{ "1234", 80, FALSE, "MTIzNA==" },
{ "12345", 80, FALSE, "MTIzNDU=" },
{ "hello world", 80, FALSE, "aGVsbG8gd29ybGQ=" },
{ "hello world", 4, FALSE, "aGVs\nbG8g\nd29y\nbGQ=" },
{ "hello world", 4, TRUE, "aGVs\r\nbG8g\r\nd29y\r\nbGQ=" },
{ "hello worlds", 80, FALSE, "aGVsbG8gd29ybGRz" },
{ "hello worlds", 4, FALSE, "aGVs\nbG8g\nd29y\nbGRz" },
{ "hello worlds", 4, TRUE, "aGVs\r\nbG8g\r\nd29y\r\nbGRz" },
{ "hell world", 80, FALSE, "aGVsbCB3b3JsZA==" },
{ "hell world", 4, FALSE, "aGVs\nbCB3\nb3Js\nZA==" },
{ "hell world", 4, TRUE, "aGVs\r\nbCB3\r\nb3Js\r\nZA==" },
{ "hello to the world!!", 80, FALSE,
"aGVsbG8gdG8gdGhlIHdvcmxkISE=" },
{ "hello to the world!!", 8, FALSE,
"aGVsbG8g\ndG8gdGhl\nIHdvcmxk\nISE=" },
{ "hello to the world!!", 8, TRUE,
"aGVsbG8g\r\ndG8gdGhl\r\nIHdvcmxk\r\nISE=" },
{ "\xd0\x93\xd0\xbe\xd0\xb2\xd0\xbe\xd1\x80\xd1\x8f\xcc"
"\x81\xd1\x82\x2c\x20\xd1\x87\xd1\x82\xd0\xbe\x20\xd0"
"\xba\xd1\x83\xd1\x80\x20\xd0\xb4\xd0\xbe\xd1\x8f\xcc"
"\x81\xd1\x82\x2e", 80, FALSE,
"0JPQvtCy0L7RgNGPzIHRgiwg0YfRgtC-INC60YPRgCDQtNC-0Y_MgdGCLg==" },
};
static const char *hello = "hello world";
static void encode_test(unsigned int text_len,
struct istream *input, struct istream *input_data,
const char *output)
{
unsigned int i;
const unsigned char *data;
uoff_t stream_size;
size_t size;
ssize_t ret;
for (i = 1; i <= text_len; i++) {
test_istream_set_size(input_data, i);
while ((ret = i_stream_read(input)) > 0) ;
test_assert(ret == 0);
}
test_istream_set_allow_eof(input_data, TRUE);
while ((ret = i_stream_read(input)) > 0) ;
test_assert(ret == -1);
data = i_stream_get_data(input, &size);
test_assert(size == strlen(output) && memcmp(data, output, size) == 0);
ret = i_stream_get_size(input, TRUE, &stream_size);
test_assert(ret > 0);
test_assert(size == stream_size);
}
static void
encode_base64_test(const char *text, unsigned int chars_per_line,
bool crlf, const char *output)
{
unsigned int text_len = strlen(text);
struct istream *input, *input_data;
input_data = test_istream_create_data(text, text_len);
test_istream_set_allow_eof(input_data, FALSE);
input = i_stream_create_base64_encoder(input_data, chars_per_line,
crlf);
encode_test(text_len, input, input_data, output);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
static void
encode_base64url_test(const char *text, unsigned int chars_per_line,
bool crlf, const char *output)
{
unsigned int text_len = strlen(text);
struct istream *input, *input_data;
input_data = test_istream_create_data(text, text_len);
test_istream_set_allow_eof(input_data, FALSE);
input = i_stream_create_base64url_encoder(input_data, chars_per_line,
crlf);
encode_test(text_len, input, input_data, output);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
static void
test_encoder_seek(struct istream *input, const char *textout)
{
unsigned int offset, len = strlen(textout);
const unsigned char *data;
size_t size;
ssize_t ret;
while (i_stream_read(input) > 0) ;
i_stream_skip(input, i_stream_get_data_size(input));
for (offset = 0; offset < len; offset++) {
i_stream_seek(input, offset);
while ((ret = i_stream_read(input)) > 0) ;
test_assert(ret == -1);
data = i_stream_get_data(input, &size);
test_assert(size == len-offset);
test_assert(memcmp(data, textout+offset, size) == 0);
i_stream_skip(input, size);
}
}
static void
test_istream_base64_encoder_seek(const char *textin, const char *textout)
{
struct istream *input, *input_data;
input_data = i_stream_create_from_data(textin, strlen(textin));
input = i_stream_create_base64_encoder(input_data, 4, TRUE);
test_encoder_seek(input, textout);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
static void
test_istream_base64url_encoder_seek(const char *textin, const char *textout)
{
struct istream *input, *input_data;
input_data = i_stream_create_from_data(textin, strlen(textin));
input = i_stream_create_base64url_encoder(input_data, 4, TRUE);
test_encoder_seek(input, textout);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
void test_istream_base64_encoder(void)
{
unsigned int i;
for (i = 0; i < N_ELEMENTS(base64_tests); i++) {
const struct base64_istream_test *test = &base64_tests[i];
test_begin(t_strdup_printf(
"istream base64 encoder %u", i+1));
encode_base64_test(test->input, test->chars_per_line,
test->crlf, test->output);
test_end();
}
for (i = 0; i < N_ELEMENTS(base64url_tests); i++) {
const struct base64_istream_test *test = &base64url_tests[i];
test_begin(t_strdup_printf(
"istream base64url encoder %u", i+1));
encode_base64url_test(test->input, test->chars_per_line,
test->crlf, test->output);
test_end();
}
test_begin("istream base64 encoder seek");
test_istream_base64_encoder_seek(
hello, "aGVs\r\nbG8g\r\nd29y\r\nbGQ=");
test_end();
test_begin("istream base64url encoder seek");
test_istream_base64url_encoder_seek(
hello, "aGVs\r\nbG8g\r\nd29y\r\nbGQ=");
test_end();
}
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