Info2-Aufgabe3/Start_Windows/bintreeTests.c
Thomas Rauh Desktop 50079dbfca treeSize + Test
2025-11-23 01:05:43 +01:00

144 lines
3.6 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "unity.h"
#include "bintree.h"
int compareInt(const void *arg1, const void *arg2) {
int a = *(const int *)arg1;
int b = *(const int *)arg2;
return a - b;
}
int compareString(const void *arg1, const void *arg2) {
const char *str1 = (const char *)arg1;
const char *str2 = (const char *)arg2;
return strcmp(str1, str2);
}
static void testAddToTreeNewRoot(){
TreeNode *root=NULL;
int a = 1;
root = addToTree(root,&a, sizeof(int),compareInt,0);
TEST_ASSERT_EQUAL_INT(a,*(int*)(root->data));
}
static void testAddToTreeToExistingRoot(){
TreeNode *root=NULL;
int a = 1;
int b = 3;
int c = 4;
int d = 2;
root = addToTree(root,&a, sizeof(int),compareInt,0);
root = addToTree(root,&b, sizeof(int),compareInt,0);
root = addToTree(root,&c, sizeof(int),compareInt,0);
root = addToTree(root,&d, sizeof(int),compareInt,0);
TEST_ASSERT_EQUAL_INT(a,*(int*)(root->data));
TEST_ASSERT_EQUAL_INT(b,*(int*)(root->right->data));
TEST_ASSERT_EQUAL_INT(c,*(int*)(root->right->right->data));
TEST_ASSERT_EQUAL_INT(d,*(int*)(root->right->left->data));
}
static void testAddToTreeNoData(){
TreeNode *root=NULL;
root = addToTree(root,NULL, sizeof(int),compareInt,0);
TEST_ASSERT_NULL(root);
}
static void testNextTreeDataInorderTraversal(){
TreeNode *root = NULL;
int values[] = {5,3,8,1,4};
int expectedInorder[] = {1,3,4,5,8};
for(int i=0;i<5;i++) {
root = addToTree(root,&values[i],sizeof(int),compareInt,NULL); //Tree befüllen
}
void *data = nextTreeData(root);
TEST_ASSERT_NOT_NULL(data);
for(int i=0;i<5;i++){
TEST_ASSERT_NOT_NULL(data);
TEST_ASSERT_EQUAL_INT(expectedInorder[i],*(int*)data);
data = nextTreeData(NULL); // Nächstes Element
}
TEST_ASSERT_NULL(data); // Nach letzten Element muss NULL kommen
}
static void testClearTree() {
TreeNode *root = NULL;
int values[] = {10,5,15};
int i;
for(i=0;i<3;i++) {
root = addToTree(root,&values[i],sizeof(int),compareInt,NULL);
}
TEST_ASSERT_NOT_NULL(root);
clearTree(root);
root = NULL;
TEST_ASSERT_NULL(root);
}
static void testTreeSizeEmpty() {
TreeNode *root = NULL;
TEST_ASSERT_EQUAL_INT(0,treeSize(root));
}
static void testTreeSizeSingleNode() {
TreeNode *root = NULL;
int value = 42;
root = addToTree(root,&value,sizeof(int),compareInt,NULL);
TEST_ASSERT_EQUAL_INT(1,treeSize(root));
clearTree(root);
}
static void testTreeSizeMultipleNodes() {
TreeNode *root = NULL;
int values[] = {10,5,15,3,7,12,18};
unsigned int expectedSize = sizeof(values) / sizeof(values[0]); //Auf groeße von data achten
for (int i=0;i<expectedSize;i++) {
root = addToTree(root, &values[i], sizeof(int), compareInt, NULL);
}
TEST_ASSERT_EQUAL_INT(expectedSize, treeSize(root));
clearTree(root);
}
void setUp(void){
}
void tearDown(void){
}
int main(){
UNITY_BEGIN();
printf("\n============================\nBintree tests\n============================\n");
RUN_TEST(testAddToTreeNewRoot);
RUN_TEST(testAddToTreeToExistingRoot);
RUN_TEST(testAddToTreeNoData);
RUN_TEST(testNextTreeDataInorderTraversal);
RUN_TEST(testClearTree);
RUN_TEST(testTreeSizeEmpty);
RUN_TEST(testTreeSizeSingleNode);
RUN_TEST(testTreeSizeMultipleNodes);
return UNITY_END();
}