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Add lists to the data structure unit tests

This commit is contained in:
George Oikonomou 2017-12-16 01:45:10 +00:00
parent bcd75789d5
commit 3aca0cf9f6
1 changed files with 137 additions and 0 deletions
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137
tests/07-simulation-base/code-data-structures/test-data-structures.c
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@ -30,6 +30,7 @@
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "lib/list.h"
#include "lib/stack.h"
#include "lib/queue.h"
#include "lib/circular-list.h"
@ -65,6 +66,141 @@ print_test_report(const unit_test_t *utp)
}
}
/*---------------------------------------------------------------------------*/
UNIT_TEST_REGISTER(test_list, "Singly-linked list");
UNIT_TEST(test_list)
{
demo_struct_t *head, *tail;
LIST(lst);
UNIT_TEST_BEGIN();
memset(elements, 0, sizeof(elements));
list_init(lst);
/* Starts from empty */
UNIT_TEST_ASSERT(list_head(lst) == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 0);
/*
* Add an item. Should be head and tail
* 0 --> NULL
*/
list_add(lst, &elements[0]);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[0]);
UNIT_TEST_ASSERT(elements[0].next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 1);
/*
* Add an item. Should become the new tail
* 0 --> 1 --> NULL
*/
list_add(lst, &elements[1]);
head = list_head(lst);
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[1]);
UNIT_TEST_ASSERT(head->next == tail);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 2);
/*
* Add after existing head
* 0 --> 2 --> 1 --> NULL
*/
head = list_head(lst);
list_insert(lst, head, &elements[2]);
head = list_head(lst);
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[1]);
UNIT_TEST_ASSERT(head->next == &elements[2]);
UNIT_TEST_ASSERT(elements[2].next == tail);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 3);
/*
* Add after existing head
* 0 --> 2 --> 1 --> 3 --> NULL
*/
tail = list_tail(lst);
list_insert(lst, tail, &elements[3]);
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[3]);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 4);
/*
* Re-add item 2 using list_add
* 0 --> 1 --> 3 --> 2 --> NULL
*/
list_add(lst, &elements[2]);
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[2]);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 4);
/*
* Re-add item 3 using list_insert
* 0 --> 1 --> 2 --> 3 --> NULL
*/
tail = list_tail(lst);
list_insert(lst, tail, &elements[3]);
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[3]);
UNIT_TEST_ASSERT(elements[2].next == tail);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 4);
/*
* Remove the tail
* 0 --> 1 --> 2 --> NULL
*/
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_chop(lst) == tail);
head = list_head(lst);
tail = list_tail(lst);
UNIT_TEST_ASSERT(tail == &elements[2]);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 3);
/*
* Remove an item in the middle
* 0 --> 2 --> NULL
*/
head = list_head(lst);
list_remove(lst, head->next);
head = list_head(lst);
tail = list_tail(lst);
UNIT_TEST_ASSERT(head->next == tail);
UNIT_TEST_ASSERT(list_head(lst) == &elements[0]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[2]);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 2);
/*
* Remove the head
* 2 --> NULL
*/
list_remove(lst, list_head(lst));
tail = list_tail(lst);
UNIT_TEST_ASSERT(list_head(lst) == &elements[2]);
UNIT_TEST_ASSERT(list_tail(lst) == &elements[2]);
UNIT_TEST_ASSERT(tail->next == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 1);
/* Ends empty */
list_remove(lst, list_tail(lst));
UNIT_TEST_ASSERT(list_head(lst) == NULL);
UNIT_TEST_ASSERT(list_length(lst) == 0);
UNIT_TEST_END();
}
/*---------------------------------------------------------------------------*/
UNIT_TEST_REGISTER(test_stack, "Stack Push/Pop");
UNIT_TEST(test_stack)
{
@ -884,6 +1020,7 @@ PROCESS_THREAD(data_structure_test_process, ev, data)
memset(elements, 0, sizeof(elements));
UNIT_TEST_RUN(test_list);
UNIT_TEST_RUN(test_stack);
UNIT_TEST_RUN(test_queue);
UNIT_TEST_RUN(test_csll);