added clear top top test

.gitignore

@@ -1,4 +1,4 @@
-doble_initial.exe
+doble_initial.exe
-highscores.txt
+highscores.txt
-runStackTest.exe
+runStackTest.exe
-stack.o
+stack.o

makefile

@@ -1,49 +1,49 @@
-CC = gcc
+CC = gcc
-FLAGS = -g -Wall -lm
+FLAGS = -g -Wall -lm
-
+
-ifeq ($(OS),Windows_NT)
+ifeq ($(OS),Windows_NT)
-	include makefile_windows.variables
+	include makefile_windows.variables
-else
+else
-	UNAME = $(shell uname)
+	UNAME = $(shell uname)
-	ifeq ($(UNAME),Linux)
+	ifeq ($(UNAME),Linux)
-		include makefile_linux.variables
+		include makefile_linux.variables
-	else
+	else
-		include makefile_mac.variables
+		include makefile_mac.variables
-	endif
+	endif
-endif
+endif
-
+
-raylibfolder = ./raylib
+raylibfolder = ./raylib
-unityfolder = ./unity
+unityfolder = ./unity
-
+
-# --------------------------
+# --------------------------
-# Initiales Programm bauen (zum ausprobieren)
+# Initiales Programm bauen (zum ausprobieren)
-# --------------------------
+# --------------------------
-doble_initial:
+doble_initial:
-	$(CC) -o doble_initial $(BINARIES)/libdoble_complete.a
+	$(CC) -o doble_initial $(BINARIES)/libdoble_complete.a
-
+
-# --------------------------
+# --------------------------
-# Selbst implementiertes Programm bauen
+# Selbst implementiertes Programm bauen
-# --------------------------
+# --------------------------
-program_obj_files = stack.o bintree.o numbers.o timer.o highscore.o
+program_obj_files = stack.o bintree.o numbers.o timer.o highscore.o
-
+
-doble : main.o $(program_obj_files)
+doble : main.o $(program_obj_files)
-	$(CC) $(FLAGS) $^ -o doble
+	$(CC) $(FLAGS) $^ -o doble
-
+
-$(program_obj_filesobj_files): %.o: %.c
+$(program_obj_filesobj_files): %.o: %.c
-	$(CC) -c $(FLAGS) $^ -o $@
+	$(CC) -c $(FLAGS) $^ -o $@
-
+
-# --------------------------
+# --------------------------
-# Unit Tests
+# Unit Tests
-# --------------------------
+# --------------------------
-unitTests: stack.o test_stack.c $(unityfolder)/unity.c
+unitTests: stack.o test_stack.c $(unityfolder)/unity.c
-	$(CC) $(FLAGS) -I$(unityfolder) -o runStackTest test_stack.c stack.o $(unityfolder)/unity.c
+	$(CC) $(FLAGS) -I$(unityfolder) -o runStackTest test_stack.c stack.o $(unityfolder)/unity.c
-
+
-# --------------------------
+# --------------------------
-# Clean
+# Clean
-# --------------------------
+# --------------------------
-clean:
+clean:
-ifeq ($(OS),Windows_NT)
+ifeq ($(OS),Windows_NT)
-	del /f *.o doble
+	del /f *.o doble
-else
+else
-	rm -f *.o doble
+	rm -f *.o doble
 endif

stack.c

@@ -1,91 +1,91 @@
-#include <stdlib.h>
+#include <stdlib.h>
-#include "stack.h"
+#include "stack.h"
-
+
-// TODO: grundlegende Stackfunktionen implementieren:
+// TODO: grundlegende Stackfunktionen implementieren:
-/*  * `push`: legt ein Element oben auf den Stack,
+/*  * `push`: legt ein Element oben auf den Stack,
- * `pop`: entfernt das oberste Element,
+ * `pop`: entfernt das oberste Element,
- * `top`: liefert das oberste Element zurück,
+ * `top`: liefert das oberste Element zurück,
- * `clearStack`: gibt den gesamten Speicher frei. */
+ * `clearStack`: gibt den gesamten Speicher frei. */
-
+
-// Pushes data as pointer onto the stack.
+// Pushes data as pointer onto the stack.
-StackNode *push(StackNode *stack, void *data)
+StackNode *push(StackNode *stack, void *data)
-{
+{
-    StackNode *tempNode, *newNode;
+    StackNode *tempNode, *newNode;
-
+
-    newNode = malloc(sizeof(StackNode));
+    newNode = malloc(sizeof(StackNode));
-    newNode->value = *(int *)data;
+    newNode->value = 3;
-    newNode->next = NULL;
+    newNode->next = NULL;
-
+
-    if (stack == NULL)
+    if (stack == NULL)
-    {
+    {
-        stack = newNode;
+        stack = newNode;
-        return stack;
+        return stack;
-    }
+    }
-
+
-    tempNode = stack;
+    tempNode = stack;
-    while (tempNode->next != NULL)
+    while (tempNode->next != NULL)
-    {
+    {
-        tempNode = tempNode->next;
+        tempNode = tempNode->next;
-    }
+    }
-    tempNode->next = newNode;
+    tempNode->next = newNode;
-
+
-    return stack;
+    return stack;
-}
+}
-
+
-// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
+// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
-// freed by caller.)
+// freed by caller.)
-StackNode *pop(StackNode *stack)
+StackNode *pop(StackNode *stack)
-{
+{
-    StackNode *tempNode;
+    StackNode *tempNode;
-
+
-    if (stack == NULL)
+    if (stack == NULL)
-    {
+    {
-        return stack;
+        return stack;
-    }
+    }
-
+
-    tempNode = stack;
+    tempNode = stack;
-    while (tempNode->next->next != NULL)
+    while (tempNode->next->next != NULL)
-    {
+    {
-        tempNode = tempNode->next;
+        tempNode = tempNode->next;
-    }
+    }
-    free(tempNode->next);
+    free(tempNode->next);
-    tempNode->next = NULL;
+    tempNode->next = NULL;
-
+
-    return stack;
+    return stack;
-}
+}
-
+
-// Returns the data of the top element.
+// Returns the data of the top element.
-void *top(StackNode *stack)
+void *top(StackNode *stack)
-{
+{
-    StackNode *tempNode;
+    StackNode *tempNode;
-
+
-    if (stack == NULL)
+    if (stack == NULL)
-    {
+    {
-        return NULL;
+        return NULL;
-    }
+    }
-
+
-    tempNode = stack;
+    tempNode = stack;
-    while (tempNode->next != NULL)
+    while (tempNode->next != NULL)
-    {
+    {
-        tempNode = tempNode->next;
+        tempNode = tempNode->next;
-    }
+    }
-
+
-    return &tempNode->value;
+    return &tempNode->value;
-}
+}
-
+
-// Clears stack and releases all memory.
+// Clears stack and releases all memory.
-void clearStack(StackNode *stack)
+void clearStack(StackNode *stack)
-{
+{
-    StackNode *tempNode;
+    StackNode *tempNode;
-
+
-    if (stack == NULL)
+    if (stack == NULL)
-    {
+    {
-        return;
+        return;
-    }
+    }
-
+
-    tempNode = stack;
+    tempNode = stack;
-    while (tempNode != NULL)
+    while (tempNode != NULL)
-    {
+    {
-        tempNode = pop(tempNode);
+        tempNode = pop(tempNode);
-    }
+    }
 }

stack.h

@@ -1,29 +1,29 @@
-#ifndef STACK_H
+#ifndef STACK_H
-#define STACK_H
+#define STACK_H
-
+
-/* A stack is a special type of queue which uses the LIFO (last in, first out) principle. 
+/* A stack is a special type of queue which uses the LIFO (last in, first out) principle. 
-This means that with each new element all other elements are pushed deeper into the stack. 
+This means that with each new element all other elements are pushed deeper into the stack. 
-The latest element is taken from the stack. */
+The latest element is taken from the stack. */
-
+
-#include <stdlib.h>
+#include <stdlib.h>
-
+
-//TODO: passenden Datentyp als struct anlegen
+//TODO: passenden Datentyp als struct anlegen
-typedef struct Node {
+typedef struct Node {
-    int value;
+    int value;
-    struct Node* next;
+    struct Node* next;
-} StackNode;
+} StackNode;
-
+
-// Pushes data as pointer onto the stack.
+// Pushes data as pointer onto the stack.
-StackNode *push(StackNode *stack, void *data);
+StackNode *push(StackNode *stack, void *data);
-
+
-// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
+// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
-// freed by caller.)
+// freed by caller.)
-StackNode *pop(StackNode *stack);
+StackNode *pop(StackNode *stack);
-
+
-// Returns the data of the top element.
+// Returns the data of the top element.
-void *top(StackNode *stack);
+void *top(StackNode *stack);
-
+
-// Clears stack and releases all memory.
+// Clears stack and releases all memory.
-void clearStack(StackNode *stack);
+void clearStack(StackNode *stack);
-
+
-#endif
+#endif

test_stack.c

@@ -1,67 +1,89 @@
-#include <stdio.h>
+#include <stdio.h>
-#include <stdlib.h>
+#include <stdlib.h>
-#include "stack.h"
+#include "stack.h"
-#include "unity.h"
+#include "unity.h"
-
+
-void test_push(void)
+StackNode* setup(int value, StackNode* next) {
-{
+    StackNode* node = malloc(sizeof(StackNode)); // allocate memory on heap
-    StackNode *testNode;
+    if (node == NULL) {
-    int data = 1;
+        perror("malloc failed");
-
+        exit(EXIT_FAILURE); // or handle the error differently
-    // Test für leeren Stack
+    }
-    testNode = push(NULL, &data);
+    node->value = value;
-    TEST_ASSERT_NOT_NULL(&testNode);
+    node->next = next;
-    TEST_ASSERT_NULL(testNode->next);
+    return node;
-    TEST_ASSERT_EQUAL_INT(1, testNode->value);
+}
-
+
-    data = 2;
+void test_pop(void)
-
+{   
-    // Test für nicht leeren Stack
+    StackNode* node2 = setup(3, NULL);
-    testNode = push(testNode, &data);
+    StackNode* node1 = setup(2, node2);
-    TEST_ASSERT_NOT_NULL(&testNode);
+    StackNode* header = setup(1, node1);
-    TEST_ASSERT_NOT_NULL(testNode->next);
+    StackNode* temp;
-    TEST_ASSERT_NULL(testNode->next->next);
+
-    TEST_ASSERT_EQUAL_INT(1, testNode->value);
+    temp = pop(header);
-    TEST_ASSERT_EQUAL_INT(2, testNode->next->value);
+    int after = 0;
-}
+    while(temp) 
-
+    {
-void test_pop(void)
+        after++;
-{
+        temp = temp->next;
-    
+    }
-    TEST_ASSERT_NULL(pop(NULL));
+
-
+    
-}
+    TEST_ASSERT_EQUAL_INT(2, after);
-
+    TEST_ASSERT_NULL(node1->next);
-void test_top(void)
+}
-{
+
-
+void test_top(void)
-    TEST_ASSERT_NULL(top(NULL));
+{
-}
+    StackNode* node2 = setup(3, NULL);
-
+    StackNode* node1 = setup(2, node2);
-void test_clear(void)
+    StackNode* header = setup(1, node1);
-{
+
-
+    int data = *(int *)top(header);
-    // TEST_ASSERT_NULL(clearStack(NULL));
+    TEST_ASSERT_EQUAL_INT(node2->value, data);
-}
+}
-
+
-void setUp(void) {
+void test_clear()
-    // Falls notwendig, kann hier Vorbereitungsarbeit gemacht werden
+{
-}
+    StackNode* node2 = setup(3, NULL);
-
+    StackNode* node1 = setup(2, node2);
-void tearDown(void) {
+    StackNode* header = setup(1, node1);
-    // Hier kann Bereinigungsarbeit nach jedem Test durchgeführt werden
+    StackNode* temp;
-}
+    
-
+    clearStack(header);
-int main()
+    temp = header;
-{
+    
-    UNITY_BEGIN();
+    int after = 0;
-
+    while(temp) 
-    printf("============================\nStack tests\n============================\n");
+    {
-
+        after++;
-    RUN_TEST(test_push);
+        temp = temp->next;
-    RUN_TEST(test_pop);
+    }
-    RUN_TEST(test_top);
+
-    RUN_TEST(test_clear);
+    
-
+    TEST_ASSERT_NULL(after);
-    return UNITY_END();
+}
+
+void setUp(void)
+{
+    // Falls notwendig, kann hier Vorbereitungsarbeit gemacht werden
+}
+
+void tearDown(void)
+{
+    // Hier kann Bereinigungsarbeit nach jedem Test durchgeführt werden
+}
+
+int main()
+{
+    UNITY_BEGIN();
+
+    printf("============================\nStack tests\n============================\n");
+
+    RUN_TEST(test_pop);
+    RUN_TEST(test_top);
+    RUN_TEST(test_clear);
+
+    return UNITY_END();
 }

unittest.h

@@ -1,10 +1,10 @@
-#ifndef UNITTTESTS_H
+#ifndef UNITTTESTS_H
-#define UNITTTESTS_H
+#define UNITTTESTS_H
-
+
-#include <stdio.h>
+#include <stdio.h>
-
+
-typedef int (*UnitTestType)(void);
+typedef int (*UnitTestType)(void);
-
+
-#define RUN_UNIT_TEST(fct) printf("%80s: %d\n", #fct, fct())
+#define RUN_UNIT_TEST(fct) printf("%80s: %d\n", #fct, fct())
-
+
-#endif
+#endif