test/cmocka/src/audio/buffer/buffer_wrap.c

/*
 * Copyright (c) 2018, Intel Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *   * Neither the name of the Intel Corporation nor the
 *     names of its contributors may be used to endorse or promote products
 *     derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * Author: Slawomir Blauciak <slawomir.blauciak@linux.intel.com>
 */

#include <sof/audio/component.h>
#include <sof/audio/buffer.h>
#include <sof/ipc.h>

#include <stdio.h>
#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <math.h>
#include <cmocka.h>

static void test_audio_buffer_write_fill_10_bytes_and_write_5(void **state)
{
	(void)state;

	struct sof_ipc_buffer test_buf_desc = {
		.size = 10
	};

	struct comp_buffer *buf = buffer_new(&test_buf_desc);

	assert_non_null(buf);
	assert_int_equal(buf->avail, 0);
	assert_int_equal(buf->free, 10);
	assert_ptr_equal(buf->w_ptr, buf->r_ptr);

	uint8_t bytes[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};

	memcpy(buf->w_ptr, &bytes, 10);
	comp_update_buffer_produce(buf, 10);

	assert_int_equal(buf->avail, 10);
	assert_int_equal(buf->free, 0);
	assert_ptr_equal(buf->w_ptr, buf->r_ptr);

	uint8_t more_bytes[5] = {10, 11, 12, 13, 14};

	memcpy(buf->w_ptr, &more_bytes, 5);
	comp_update_buffer_produce(buf, 5);

	uint8_t ref[10] = {10, 11, 12, 13, 14, 5, 6, 7, 8, 9};

	assert_int_equal(buf->avail, 5);
	assert_int_equal(buf->free, 5);
	assert_ptr_equal(buf->w_ptr, buf->r_ptr + 5);
	assert_int_equal(memcmp(buf->r_ptr, &ref, 10), 0);

	buffer_free(buf);
}

int main(void)
{
	const struct CMUnitTest tests[] = {
		cmocka_unit_test
			(test_audio_buffer_write_fill_10_bytes_and_write_5)
	};

	cmocka_set_message_output(CM_OUTPUT_TAP);

	return cmocka_run_group_tests(tests, NULL, NULL);
}