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test-libc_fifo_pipe: increase buffer size

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Issue #4785
This commit is contained in:
Pirmin Duss 2023-03-13 14:34:04 +01:00 committed by Norman Feske
parent 61454178c0
commit d5051c439d
1 changed files with 8 additions and 6 deletions
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14
repos/libports/src/test/libc_fifo_pipe/main.cc
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@ -35,9 +35,11 @@ namespace Test_fifo_pipe {
class Test;
class Echo;
static char const* TEST_DATA_FILENAME { "/ro/test-data.bin" };
static char const* SEND_FILENAME { "/dev/send-pipe/in" };
static char const* RECEIVE_FILENAME { "/dev/receive-pipe/out" };
enum { BUF_SIZE = 4*1024 };
static char const* SEND_FILENAME { "/dev/send-pipe/in" };
static char const* RECEIVE_FILENAME { "/dev/receive-pipe/out" };
/* create a buffer that isn't a multiple of the pipe size */
enum { BUF_SIZE = 16 * 1024 + 42 };
}
static size_t copy(int src, int dest)
@ -126,14 +128,14 @@ class Test_fifo_pipe::Test
size_t total_received_bytes { 0 };
while (true) {
/* read test data */
auto const test_data_num = read(test_data_file, test_data, BUF_SIZE);
/* read piped data */
auto const pipe_data_num = read(receive_file, receive_buffer, BUF_SIZE);
/* read test data */
auto const test_data_num = read(test_data_file, test_data, pipe_data_num);
if (pipe_data_num > 0) {
/* compare piped data to test data */
auto const diff_offset = Genode::memcmp(test_data, receive_buffer, test_data_num);
if (pipe_data_num != test_data_num || (0 != diff_offset)) {
if (0 != diff_offset) {
error("writing to pipe failed. Data sent not equal data received. diff_offset=", diff_offset);
error("total_received_bytes=", total_received_bytes);
error("pipe_data_num=", pipe_data_num, " test_data_num=", test_data_num);