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/* Copyright (c) 2015-2018 Dovecot authors, see the included COPYING file */
#include "test-lib.h"
#include "istream.h"
#include "istream-failure-at.h"
#define TEST_DATA_LENGTH 128
#define TEST_ERRMSG "test-istream-failure-at error triggered"
void test_istream_failure_at(void)
{
struct istream *input, *data_input;
unsigned char test_data[TEST_DATA_LENGTH];
unsigned int i;
ssize_t ret;
test_begin("istream failure at");
for (i = 0; i < sizeof(test_data); i++)
test_data[i] = i;
data_input = i_stream_create_from_data(test_data, sizeof(test_data));
for (i = 0; i < TEST_DATA_LENGTH; i++) {
i_stream_seek(data_input, 0);
input = i_stream_create_failure_at(data_input, i, EIO, TEST_ERRMSG);
while ((ret = i_stream_read(input)) > 0)
i_stream_skip(input, ret);
test_assert_idx(ret == -1 && input->v_offset == i &&
input->stream_errno == EIO &&
strcmp(i_stream_get_error(input), TEST_ERRMSG) == 0, i);
i_stream_destroy(&input);
}
/* shouldn't fail */
i_stream_seek(data_input, 0);
input = i_stream_create_failure_at(data_input, TEST_DATA_LENGTH, EIO, TEST_ERRMSG);
while ((ret = i_stream_read(input)) > 0)
i_stream_skip(input, ret);
test_assert(ret == -1 && input->stream_errno == 0);
i_stream_destroy(&input);
/* fail at EOF */
i_stream_seek(data_input, 0);
input = i_stream_create_failure_at_eof(data_input, EIO, TEST_ERRMSG);
while ((ret = i_stream_read(input)) > 0)
i_stream_skip(input, ret);
test_assert_idx(ret == -1 && input->v_offset == TEST_DATA_LENGTH &&
input->stream_errno == EIO &&
strcmp(i_stream_get_error(input), TEST_ERRMSG) == 0, i);
i_stream_destroy(&input);
i_stream_destroy(&data_input);
test_end();
}
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