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#include "test.h"
#include <alloc.h>
#include <threaded_stack.h>
static void test_push_pop(void)
{
ThreadedStack *stack = ThreadedStackNew(0, free);
ThreadedStackPush(stack, xstrdup("1"));
ThreadedStackPush(stack, xstrdup("2"));
ThreadedStackPush(stack, xstrdup("3"));
char *str1 = ThreadedStackPop(stack);
char *str2 = ThreadedStackPop(stack);
char *str3 = ThreadedStackPop(stack);
assert_int_equal(strcmp(str1, "3"), 0);
assert_int_equal(strcmp(str2, "2"), 0);
assert_int_equal(strcmp(str3, "1"), 0);
free(str1);
free(str2);
free(str3);
ThreadedStackDestroy(stack);
}
static void test_pop_empty_and_push_null(void)
{
ThreadedStack *stack = ThreadedStackNew(1, NULL);
assert(ThreadedStackIsEmpty(stack));
void *i_am_null = ThreadedStackPop(stack);
assert(i_am_null == NULL);
ThreadedStackPush(stack, i_am_null);
assert(ThreadedStackPop(stack) == NULL);
ThreadedStackDestroy(stack);
}
static void test_copy(void)
{
ThreadedStack *stack = ThreadedStackNew(4, free);
ThreadedStackPush(stack, xstrdup("1"));
ThreadedStackPush(stack, xstrdup("2"));
ThreadedStackPush(stack, xstrdup("3"));
ThreadedStack *new_stack = ThreadedStackCopy(stack);
assert(new_stack != NULL);
assert_int_equal(ThreadedStackCount(stack), ThreadedStackCount(new_stack));
assert_int_equal(ThreadedStackCapacity(stack), ThreadedStackCapacity(new_stack));
char *old_str1 = ThreadedStackPop(stack); char *new_str1 = ThreadedStackPop(new_stack);
char *old_str2 = ThreadedStackPop(stack); char *new_str2 = ThreadedStackPop(new_stack);
char *old_str3 = ThreadedStackPop(stack); char *new_str3 = ThreadedStackPop(new_stack);
assert(old_str1 == new_str1);
assert(old_str2 == new_str2);
assert(old_str3 == new_str3);
free(old_str1);
free(old_str2);
free(old_str3);
ThreadedStackSoftDestroy(stack);
// Tests expanding the copied stack
ThreadedStackPush(new_stack, xstrdup("1"));
ThreadedStackPush(new_stack, xstrdup("2"));
ThreadedStackPush(new_stack, xstrdup("3"));
ThreadedStackPush(new_stack, xstrdup("4"));
ThreadedStackPush(new_stack, xstrdup("5"));
assert_int_equal(ThreadedStackCount(new_stack), 5);
assert_int_equal(ThreadedStackCapacity(new_stack), 8);
new_str1 = ThreadedStackPop(new_stack);
new_str2 = ThreadedStackPop(new_stack);
new_str3 = ThreadedStackPop(new_stack);
char *new_str4 = ThreadedStackPop(new_stack);
char *new_str5 = ThreadedStackPop(new_stack);
assert_int_equal(strcmp(new_str1, "5"), 0);
assert_int_equal(strcmp(new_str2, "4"), 0);
assert_int_equal(strcmp(new_str3, "3"), 0);
assert_int_equal(strcmp(new_str4, "2"), 0);
assert_int_equal(strcmp(new_str5, "1"), 0);
free(new_str1);
free(new_str2);
free(new_str3);
free(new_str4);
free(new_str5);
ThreadedStackDestroy(new_stack);
}
static void test_push_report_count(void)
{
ThreadedStack *stack = ThreadedStackNew(0, free);
size_t size1 = ThreadedStackPushReportCount(stack, xstrdup("1"));
size_t size2 = ThreadedStackPushReportCount(stack, xstrdup("2"));
size_t size3 = ThreadedStackPushReportCount(stack, xstrdup("3"));
size_t size4 = ThreadedStackPushReportCount(stack, xstrdup("4"));
assert_int_equal(size1, 1);
assert_int_equal(size2, 2);
assert_int_equal(size3, 3);
assert_int_equal(size4, 4);
ThreadedStackDestroy(stack);
}
static void test_expand(void)
{
ThreadedStack *stack = ThreadedStackNew(1, free);
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
ThreadedStackPush(stack, xstrdup("spam"));
assert_int_equal(ThreadedStackCount(stack), 9);
assert_int_equal(ThreadedStackCapacity(stack), 16);
ThreadedStackDestroy(stack);
}
int main()
{
PRINT_TEST_BANNER();
const UnitTest tests[] =
{
unit_test(test_push_pop),
unit_test(test_pop_empty_and_push_null),
unit_test(test_copy),
unit_test(test_push_report_count),
unit_test(test_expand),
};
return run_tests(tests);
}
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