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/*
* Copyright (C) 2014 René Kijewski <rene.kijewski@fu-berlin.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "tests-ubjson.h"
#include "thread.h"
#include "sched.h"
#include "msg.h"
#include "mutex.h"
#include "pipe.h"
#include "irq.h"
static pipe_t communication_pipe;
static ringbuffer_t pipe_rb;
static char pipe_buffer[16];
static char receiver_stack[THREAD_STACKSIZE_DEFAULT];
typedef struct {
void (*run)(void);
tcb_t *main_thread;
mutex_t mutexes[2];
} test_ubjson_receiver_data_t;
static void ubjson_set_up(void)
{
ringbuffer_init(&pipe_rb, pipe_buffer, sizeof(pipe_buffer));
pipe_init(&communication_pipe, &pipe_rb, NULL);
}
ssize_t test_ubjson_write_fun(ubjson_cookie_t *restrict cookie, const void *buf, size_t len)
{
(void) cookie;
ssize_t total = 0;
while (total < (ssize_t) len) {
ssize_t subtotal = pipe_write(&communication_pipe, buf, len);
if (subtotal < 0) {
return subtotal;
}
total += subtotal;
}
return total;
}
ssize_t test_ubjson_read_fun(ubjson_cookie_t *restrict cookie, void *buf, size_t len)
{
(void) cookie;
return pipe_read(&communication_pipe, buf, len);
}
static void *test_ubjson_receiver_trampoline(void *arg)
{
test_ubjson_receiver_data_t *data = arg;
data->run();
mutex_unlock(&data->mutexes[0]);
mutex_lock(&data->mutexes[1]);
disableIRQ();
sched_set_status(data->main_thread, STATUS_PENDING);
return NULL;
}
void test_ubjson_test(void (*sender_fun)(void), void (*receiver_fun)(void))
{
test_ubjson_receiver_data_t data = {
.run = receiver_fun,
.main_thread = (tcb_t *) sched_active_thread,
.mutexes = { MUTEX_INIT, MUTEX_INIT },
};
mutex_lock(&data.mutexes[0]);
mutex_lock(&data.mutexes[1]);
kernel_pid_t receiver_pid = thread_create(receiver_stack, sizeof(receiver_stack),
THREAD_PRIORITY_MAIN,
THREAD_CREATE_WOUT_YIELD,
test_ubjson_receiver_trampoline, &data, "receiver");
TEST_ASSERT(pid_is_valid(receiver_pid));
sender_fun();
mutex_lock(&data.mutexes[0]);
mutex_unlock_and_sleep(&data.mutexes[1]);
}
static Test *tests_ubjson_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_ubjson_empty_array),
new_TestFixture(test_ubjson_empty_object),
};
EMB_UNIT_TESTCALLER(ubjson_tests, ubjson_set_up, NULL, fixtures);
return (Test *) &ubjson_tests;
}
void tests_ubjson(void)
{
TESTS_RUN(tests_ubjson_tests());
}