static void
decode_test(const char *base64_input, const char *output, bool broken_input)
{
unsigned int base64_input_len = strlen(base64_input);
struct istream *input_data, *input;
const unsigned char *data;
size_t i, size;
int ret = 0;
input_data = test_istream_create_data(base64_input, base64_input_len);
test_istream_set_allow_eof(input_data, FALSE);
input = i_stream_create_base64_decoder(input_data);
for (i = 1; i <= base64_input_len; i++) {
test_istream_set_size(input_data, i);
while ((ret = i_stream_read(input)) > 0) ;
if (ret == -1 && broken_input)
break;
test_assert(ret == 0);
}
if (ret == 0) {
test_istream_set_allow_eof(input_data, TRUE);
while ((ret = i_stream_read(input)) > 0) ;
}
test_assert(ret == -1);
test_assert((input->stream_errno == 0 && !broken_input) ||
(input->stream_errno == EINVAL && broken_input));
data = i_stream_get_data(input, &size);
test_assert(size == strlen(output));
if (size > 0)
test_assert(memcmp(data, output, size) == 0);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
static void encode_test(const char *text, unsigned int chars_per_line,
bool crlf, const char *output)
{
unsigned int i, text_len = strlen(text);
struct istream *input, *input_data;
const unsigned char *data;
size_t size;
ssize_t ret;
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);
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);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
static void test_istream_binary_converter(void)
{
struct istream *datainput, *input;
const unsigned char *data;
size_t i, size;
int ret;
test_begin("istream binary converter");
datainput = test_istream_create_data(mail_input, sizeof(mail_input));
test_istream_set_allow_eof(datainput, FALSE);
input = i_stream_create_binary_converter(datainput);
for (i = 1; i <= sizeof(mail_input); i++) {
test_istream_set_size(datainput, i);
while ((ret = i_stream_read(input)) > 0) ;
test_assert(ret == 0);
}
test_istream_set_allow_eof(datainput, TRUE);
while ((ret = i_stream_read(input)) > 0) ;
test_assert(ret == -1);
data = i_stream_get_data(input, &size);
test_assert(size == sizeof(mail_output) &&
memcmp(data, mail_output, size) == 0);
i_stream_unref(&input);
i_stream_unref(&datainput);
test_end();
}
static void test_json_parser_skip_array(void)
{
static const char *test_input =
"[ 1, {\"foo\": 1 }, 2, \"bar\", 3, 1.234, 4, [], 5, [[]], 6, true ]";
struct json_parser *parser;
struct istream *input;
enum json_type type;
const char *value, *error;
int i;
test_begin("json parser skip array");
input = test_istream_create_data(test_input, strlen(test_input));
parser = json_parser_init_flags(input, JSON_PARSER_NO_ROOT_OBJECT);
test_assert(json_parse_next(parser, &type, &value) > 0 &&
type == JSON_TYPE_ARRAY);
for (i = 1; i <= 6; i++) {
test_assert(json_parse_next(parser, &type, &value) > 0 &&
type == JSON_TYPE_NUMBER && atoi(value) == i);
json_parse_skip_next(parser);
}
test_assert(json_parse_next(parser, &type, &value) > 0 &&
type == JSON_TYPE_ARRAY_END);
test_assert(json_parser_deinit(&parser, &error) == 0);
i_stream_unref(&input);
test_end();
}
static void test_istream_children(void)
{
struct istream *parent, *child1, *child2;
const unsigned char *data;
size_t size;
test_begin("istream children");
parent = test_istream_create_data("123456789", 9);
test_istream_set_max_buffer_size(parent, 3);
child1 = i_stream_create_limit(parent, (uoff_t)-1);
child2 = i_stream_create_limit(parent, (uoff_t)-1);
/* child1 read beginning */
test_assert(i_stream_read(child1) == 3);
data = i_stream_get_data(child1, &size);
test_assert(size == 3 && memcmp(data, "123", 3) == 0);
i_stream_skip(child1, 3);
/* child1 read middle.. */
test_assert(i_stream_read(child1) == 3);
data = i_stream_get_data(child1, &size);
test_assert(size == 3 && memcmp(data, "456", 3) == 0);
/* child2 read beginning.. */
test_assert(i_stream_read(child2) == 3);
data = i_stream_get_data(child2, &size);
test_assert(size == 3 && memcmp(data, "123", 3) == 0);
/* child1 check middle again.. the parent has been modified,
so it can't return the original data (without some code changes). */
data = i_stream_get_data(child1, &size);
test_assert(size == 0);
i_stream_skip(child1, 3);
/* child1 read end */
test_assert(i_stream_read(child1) == 3);
data = i_stream_get_data(child1, &size);
test_assert(size == 3 && memcmp(data, "789", 3) == 0);
i_stream_skip(child1, 3);
test_assert(i_stream_read(child1) == -1);
/* child2 check beginning again.. */
data = i_stream_get_data(child2, &size);
test_assert(size == 0);
i_stream_skip(child2, 3);
/* child2 read middle */
test_assert(i_stream_read(child2) == 3);
data = i_stream_get_data(child2, &size);
test_assert(size == 3 && memcmp(data, "456", 3) == 0);
i_stream_skip(child2, 3);
i_stream_destroy(&child1);
i_stream_destroy(&child2);
i_stream_destroy(&parent);
test_end();
}
static void test_json_parser_success(bool full_size)
{
struct json_parser *parser;
struct istream *input, *jsoninput = NULL;
enum json_type type;
const char *value, *error;
unsigned int i, pos, json_input_len = strlen(json_input);
int ret = 0;
test_begin(full_size ? "json parser" : "json parser (nonblocking)");
input = test_istream_create_data(json_input, json_input_len);
test_istream_set_allow_eof(input, FALSE);
parser = json_parser_init(input);
i = full_size ? json_input_len : 0;
for (pos = 0; i <= json_input_len; i++) {
test_istream_set_size(input, i);
for (;;) {
value = NULL;
if (pos < N_ELEMENTS(json_output) &&
json_output[pos].type == (enum json_type)TYPE_SKIP) {
json_parse_skip_next(parser);
pos++;
continue;
} else if (pos == N_ELEMENTS(json_output) ||
json_output[pos].type != (enum json_type)TYPE_STREAM) {
ret = json_parse_next(parser, &type, &value);
} else {
ret = jsoninput != NULL ? 1 :
json_parse_next_stream(parser, &jsoninput);
if (jsoninput != NULL)
ret = stream_read_value(&jsoninput, &value);
type = TYPE_STREAM;
}
if (ret <= 0)
break;
i_assert(pos < N_ELEMENTS(json_output));
test_assert(json_output[pos].type == type);
test_assert(null_strcmp(json_output[pos].value, value) == 0);
pos++;
}
test_assert(ret == 0);
}
test_assert(pos == N_ELEMENTS(json_output));
test_istream_set_allow_eof(input, TRUE);
test_assert(json_parse_next(parser, &type, &value) == -1);
i_stream_unref(&input);
test_assert(json_parser_deinit(&parser, &error) == 0);
test_end();
}
static
void test_write_read_v2(void)
{
test_begin("test_write_read_v2");
unsigned char payload[IO_BLOCK_SIZE*10];
const unsigned char *ptr;
size_t pos = 0, siz;
random_fill_weak(payload, IO_BLOCK_SIZE*10);
buffer_t *buf = buffer_create_dynamic(default_pool, sizeof(payload));
struct ostream *os = o_stream_create_buffer(buf);
struct ostream *os_2 = o_stream_create_encrypt(os, "aes-256-gcm-sha256", test_v1_kp.pub, IO_STREAM_ENC_INTEGRITY_AEAD);
o_stream_nsend(os_2, payload, sizeof(payload));
test_assert(o_stream_nfinish(os_2) == 0);
if (os_2->stream_errno != 0)
i_debug("error: %s", o_stream_get_error(os_2));
o_stream_unref(&os);
o_stream_unref(&os_2);
struct istream *is = test_istream_create_data(buf->data, buf->used);
/* test regression where read fails due to incorrect behaviour
when buffer is full before going to decrypt code */
i_stream_set_max_buffer_size(is, 8192);
i_stream_read(is);
struct istream *is_2 = i_stream_create_decrypt(is, test_v1_kp.priv);
size_t offset = 0;
test_istream_set_size(is, 0);
test_istream_set_allow_eof(is, FALSE);
while(i_stream_read_data(is_2, &ptr, &siz, 0)>=0) {
if (offset == buf->used)
test_istream_set_allow_eof(is, TRUE);
else
test_istream_set_size(is, ++offset);
test_assert_idx(pos + siz <= sizeof(payload), pos);
if (pos + siz > sizeof(payload)) break;
test_assert_idx(siz == 0 || memcmp(ptr, payload + pos, siz) == 0, pos);
i_stream_skip(is_2, siz); pos += siz;
}
test_assert(is_2->stream_errno == 0);
if (is_2->stream_errno != 0)
i_debug("error: %s", i_stream_get_error(is_2));
i_stream_unref(&is);
i_stream_unref(&is_2);
buffer_free(&buf);
test_end();
}
static
void test_write_read_v1_short(void)
{
test_begin("test_write_read_v1_short");
unsigned char payload[1];
const unsigned char *ptr;
size_t pos = 0, siz;
random_fill_weak(payload, 1);
buffer_t *buf = buffer_create_dynamic(default_pool, 64);
struct ostream *os = o_stream_create_buffer(buf);
struct ostream *os_2 = o_stream_create_encrypt(os, "<unused>", test_v2_kp.pub, IO_STREAM_ENC_VERSION_1);
o_stream_nsend(os_2, payload, sizeof(payload));
if (os_2->stream_errno != 0)
i_debug("error: %s", o_stream_get_error(os_2));
test_assert(os_2->stream_errno == 0);
test_assert(o_stream_nfinish(os_2) == 0);
test_assert(os_2->stream_errno == 0);
o_stream_unref(&os);
o_stream_unref(&os_2);
struct istream *is = test_istream_create_data(buf->data, buf->used);
struct istream *is_2 = i_stream_create_decrypt(is, test_v2_kp.priv);
size_t offset = 0;
test_istream_set_allow_eof(is, FALSE);
test_istream_set_size(is, 0);
while(i_stream_read_data(is_2, &ptr, &siz, 0)>=0) {
if (offset == buf->used)
test_istream_set_allow_eof(is, TRUE);
else
test_istream_set_size(is, ++offset);
test_assert_idx(pos + siz <= sizeof(payload), pos);
if (pos + siz > sizeof(payload)) break;
test_assert_idx(siz == 0 || memcmp(ptr, payload + pos, siz) == 0, pos);
i_stream_skip(is_2, siz); pos += siz;
}
test_assert(is_2->stream_errno == 0);
i_stream_unref(&is);
i_stream_unref(&is_2);
buffer_free(&buf);
test_end();
}
static int
test_json_parse_input(const char *test_input, enum json_parser_flags flags)
{
struct json_parser *parser;
struct istream *input;
enum json_type type;
const char *value, *error;
int ret = 0;
input = test_istream_create_data(test_input, strlen(test_input));
parser = json_parser_init_flags(input, flags);
while (json_parse_next(parser, &type, &value) > 0)
ret++;
if (json_parser_deinit(&parser, &error) < 0)
ret = -1;
i_stream_unref(&input);
return ret;
}
static
void test_write_read_v1_empty(void)
{
const unsigned char *ptr;
size_t siz;
test_begin("test_write_read_v1_empty");
buffer_t *buf = buffer_create_dynamic(default_pool, 64);
struct ostream *os = o_stream_create_buffer(buf);
struct ostream *os_2 = o_stream_create_encrypt(os, "<unused>", test_v1_kp.pub, IO_STREAM_ENC_VERSION_1);
test_assert(o_stream_nfinish(os_2) == 0);
if (os_2->stream_errno != 0)
i_debug("error: %s", o_stream_get_error(os_2));
o_stream_unref(&os);
o_stream_unref(&os_2);
/* this should've been enough */
struct istream *is = test_istream_create_data(buf->data, buf->used);
struct istream *is_2 = i_stream_create_decrypt(is, test_v1_kp.priv);
/* read should not fail */
test_istream_set_allow_eof(is, FALSE);
test_istream_set_size(is, 0);
size_t offset = 0;
ssize_t ret;
while ((ret = i_stream_read_data(is_2, &ptr, &siz, 0)) >= 0) {
test_assert(ret == 0);
if (offset == buf->used)
test_istream_set_allow_eof(is, TRUE);
else
test_istream_set_size(is, ++offset);
};
test_assert(is_2->stream_errno == 0);
if (is_2->stream_errno != 0)
i_debug("error: %s", i_stream_get_error(is_2));
i_stream_unref(&is);
i_stream_unref(&is_2);
buffer_free(&buf);
test_end();
}
static void
decode_test(const char *qp_input, const char *output, bool broken_input,
unsigned int buffer_size)
{
unsigned int qp_input_len = strlen(qp_input);
struct istream *input_data, *input;
const unsigned char *data;
size_t i, size;
string_t *str = t_str_new(32);
int ret = 0;
input_data = test_istream_create_data(qp_input, qp_input_len);
test_istream_set_max_buffer_size(input_data, buffer_size);
test_istream_set_allow_eof(input_data, FALSE);
input = i_stream_create_qp_decoder(input_data);
for (i = 1; i <= qp_input_len; i++) {
test_istream_set_size(input_data, i);
while ((ret = i_stream_read_more(input, &data, &size)) > 0) {
str_append_n(str, data, size);
i_stream_skip(input, size);
}
if (ret == -1 && broken_input)
break;
test_assert(ret == 0);
}
if (ret == 0) {
test_istream_set_allow_eof(input_data, TRUE);
while ((ret = i_stream_read_more(input, &data, &size)) > 0) {
str_append_n(str, data, size);
i_stream_skip(input, size);
}
}
test_assert(ret == -1);
test_assert((input->stream_errno == 0 && !broken_input) ||
(input->stream_errno == EINVAL && broken_input));
test_assert(strcmp(str_c(str), output) == 0);
i_stream_unref(&input);
i_stream_unref(&input_data);
}
struct istream *test_istream_create(const char *data)
{
return test_istream_create_data(data, strlen(data));
}
