init

test/test_main.c

@@ -0,0 +1,112 @@
+//
+// Created by tilok on 23.08.2025.
+//
+
+#include "string.h"
+#include <assert.h>
+#include <stdio.h>
+
+#include "../string.h"
+
+int test_count_occurrences() {
+    const char* test_str = "11abababb111";
+
+    const size_t num_a = str_count_occurrences(test_str, 'a');
+    const size_t num_b = str_count_occurrences(test_str, 'b');
+    const size_t num_one = str_count_occurrences(test_str, '1');
+
+    assert(num_a == 3);
+    assert(num_b == 4);
+    assert(num_one == 5);
+
+    return 0;
+}
+
+
+int test_count_occurrences_by_substring() {
+    const char* test_str = "Hello, test. test";
+
+    const size_t num_hello = str_count_occurrences_of_substring(test_str, "Hello");
+    const size_t num_test = str_count_occurrences_of_substring(test_str, "test");
+
+    assert(num_hello == 1);
+    assert(num_test == 2);
+
+    return 0;
+}
+
+int test_split_function() {
+    char* test_str = "this,is,a,test";
+    char** parts = nullptr;
+    const size_t size = str_split_by_char(test_str, ',', &parts);
+    assert(parts != NULL);
+
+    assert(size == 4);
+    assert(strcmp(parts[0], "this") == 0);
+    assert(strcmp(parts[1], "is") == 0);
+    assert(strcmp(parts[2], "a") == 0);
+    assert(strcmp(parts[3], "test") == 0);
+
+    for (int i = 0; i < size; i++) {
+        free(parts[i]);
+    }
+    free(parts);
+
+    return 0;
+}
+
+
+int test_split_function_by_substring() {
+    char* test_str = "thissplitissplitasplittest";
+    char** parts = nullptr;
+    const size_t size = str_split_by_substring(test_str, "split", &parts);
+    assert(parts != NULL);
+
+    printf("size: %llu\n", size);
+
+    assert(size == 4);
+    assert(strcmp(parts[0], "this") == 0);
+    assert(strcmp(parts[1], "is") == 0);
+    assert(strcmp(parts[2], "a") == 0);
+    assert(strcmp(parts[3], "test") == 0);
+
+    for (int i = 0; i < size; i++) {
+        free(parts[i]);
+    }
+    free(parts);
+
+    return 0;
+}
+
+int test_string_to_upper() {
+    char test_str[] = "Hello, test. test";
+    str_to_upper(test_str);
+    assert(strcmp(test_str, "HELLO, TEST. TEST") == 0);
+
+    return 0;
+}
+
+int test_string_to_lower() {
+    char test_str[] = "Hello, test. test";
+    str_to_lower(test_str);
+    assert(strcmp(test_str, "hello, test. test") == 0);
+
+    return 0;
+}
+
+int test_string_functions() {
+    int result = 0;
+
+    result += test_split_function();
+    result += test_count_occurrences();
+    result += test_count_occurrences_by_substring();
+    result += test_split_function_by_substring();
+    result += test_string_to_upper();
+    result += test_string_to_lower();
+
+    return result;
+}
+
+int main() {
+    return test_string_functions();
+}