/*
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* File: test_fifo.c
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* Author: jaybee
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*
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* Created on 27.11.2012, 16:01:38
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "CUnit/Basic.h"
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#include "../src/fifo_private.h"
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/*
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* CUnit Test Suite
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*/
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int init_suite(void) {
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return 0;
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}
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int clean_suite(void) {
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return 0;
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}
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void testFifo() {
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scpi_fifo_t fifo;
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fifo_init(&fifo);
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int16_t value;
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fifo.size = 4;
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#define TEST_FIFO_COUNT(n) \
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do { \
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fifo_count(&fifo, &value); \
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CU_ASSERT_EQUAL(value, n); \
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} while(0) \
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TEST_FIFO_COUNT(0);
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CU_ASSERT_TRUE(fifo_add(&fifo, 1));
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TEST_FIFO_COUNT(1);
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CU_ASSERT_TRUE(fifo_add(&fifo, 2));
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TEST_FIFO_COUNT(2);
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CU_ASSERT_TRUE(fifo_add(&fifo, 3));
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TEST_FIFO_COUNT(3);
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CU_ASSERT_TRUE(fifo_add(&fifo, 4));
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TEST_FIFO_COUNT(4);
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CU_ASSERT_TRUE(fifo_add(&fifo, 1));
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TEST_FIFO_COUNT(4);
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CU_ASSERT_EQUAL(fifo.data[0], 1);
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CU_ASSERT_EQUAL(fifo.data[1], 2);
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CU_ASSERT_EQUAL(fifo.data[2], 3);
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CU_ASSERT_EQUAL(fifo.data[3], 4);
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CU_ASSERT_TRUE(fifo_remove(&fifo, &value));
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CU_ASSERT_EQUAL(value, 2);
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TEST_FIFO_COUNT(3);
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CU_ASSERT_TRUE(fifo_add(&fifo, 5));
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TEST_FIFO_COUNT(4);
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CU_ASSERT_TRUE(fifo_remove(&fifo, &value));
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CU_ASSERT_EQUAL(value, 3);
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TEST_FIFO_COUNT(3);
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CU_ASSERT_TRUE(fifo_remove(&fifo, &value));
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CU_ASSERT_EQUAL(value, 4);
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TEST_FIFO_COUNT(2);
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CU_ASSERT_TRUE(fifo_remove(&fifo, &value));
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CU_ASSERT_EQUAL(value, 1);
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TEST_FIFO_COUNT(1);
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CU_ASSERT_TRUE(fifo_remove(&fifo, &value));
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CU_ASSERT_EQUAL(value, 5);
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TEST_FIFO_COUNT(0);
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CU_ASSERT_FALSE(fifo_remove(&fifo, &value));
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TEST_FIFO_COUNT(0);
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}
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int main() {
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CU_pSuite pSuite = NULL;
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/* Initialize the CUnit test registry */
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if (CUE_SUCCESS != CU_initialize_registry())
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return CU_get_error();
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/* Add a suite to the registry */
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pSuite = CU_add_suite("FIFO", init_suite, clean_suite);
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if (NULL == pSuite) {
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CU_cleanup_registry();
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return CU_get_error();
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}
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/* Add the tests to the suite */
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if ((NULL == CU_add_test(pSuite, "test fifo", testFifo))) {
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CU_cleanup_registry();
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return CU_get_error();
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}
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/* Run all tests using the CUnit Basic interface */
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CU_basic_set_mode(CU_BRM_VERBOSE);
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CU_basic_run_tests();
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CU_cleanup_registry();
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return CU_get_error();
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}
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