2025-12-02 18:57:39 +01:00

91 lines
2.4 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "stack.h"
void test_pushFailsOnNullPointer(StackNode *stack, void *data) {
StackNode* test = push(NULL, data);
if (test != 0) {
printf("Pass test_pushFailsOnNullPointerStack\n");
} else
printf("Did Not Pass test_pushFailsOnNullPointerStack EXPECTED StackNode\n");
test = push(stack, NULL);
if (test == 0) {
printf("Pass test_pushFailsOnNullPointerData\n");
return;
}
printf("Did Not Pass test_pushFailsOnNullPointerData EXPECTED 0\n");
return;
}
void test_popFailsOnNullPointer() { //pop on null returns NULL
StackNode* test = pop(NULL);
if (test == 0) {
printf("Pass test_popFailsOnNullPointerStack\n");
return;
}
printf("Did Not Pass test_popFailsOnNullPointerStack EXPECTED 0\n");
return;
}
void test_topFailsOnNullPointer() {
int* test = (int*)top(NULL);
if (test == 0) {
printf("Pass test_topFailsOnNullPointerStack\n");
return;
}
printf("Did Not Pass test_topFailsOnNullPointerStack EXPECTED 0\n");
return;
}
int main()
{
int test0 = 3;
int* dataTest0 = &test0;
StackNode *stack0 = push(NULL, dataTest0);
char test1[5] = "test\0";
char* dataTest1 = test1;
float test2 = 3.14;
float* dataTest2 = &test2;
printf("============================\nstack tests\n============================\n");
test_pushFailsOnNullPointer(stack0, dataTest0);
test_popFailsOnNullPointer();
test_topFailsOnNullPointer();
StackNode *stack1 = push(stack0, dataTest1);
if(strcmp(stack1->data ,dataTest1) == 0) {
printf("Pass test_pushString\n");
} else
printf("Fails test_pushString\n expected: %s\n was: %s\n", dataTest1, (char*)(stack1->data));
StackNode *stack2 = push(stack1, dataTest2);
if(stack2->data == dataTest2) {
printf("Pass test_pushFloat\n");
} else
printf("Fails test_pushFloat\n expected: %f\n was: %f\n", *dataTest2, *(float*)(stack2->data));
int array[10] = {1,2,3,4,5,6,7,8,9,10};
for(size_t i = 0; i<10; i++) {
stack2 = push(stack2, &array[i]);
}
for(size_t i = 0; i<10; i++) {
int* data = (int*)top(stack2);
printf("%d\n", *data);
stack2 = pop(stack2);
}
clearStack(stack2);
return EXIT_SUCCESS;
}