added find, more tests

libkeke_array.c

@@ -19,11 +19,9 @@ typedef struct {
 #define ARRAY_GET(array, i) ((array)->content + (array)->type_size * (i))
 
 KekeArray *keke_array_alloc(size_t initial_len, size_t type_size) {
-	//if(initial_len == 0) initial_len = 1;
 	KekeArray *array = malloc(sizeof(*array));
 	array->len = initial_len;
-	size_t max_len = 1;
-	while(initial_len >>= 1) max_len <<= 1;
+	size_t max_len = next_power_of_two(initial_len);
 
 	array->type_size = type_size;
 	array->max_len = max_len;
@@ -170,6 +168,14 @@ bool keke_array_all(KekeArray *array, Test_func test) {
     return ret;
 }
 
+void *keke_array_find(KekeArray *array, Test_func test) {
+    for(size_t i = 0; i < array->len; i++) {
+		void *current = ARRAY_GET(array, i);
+		if(test(current, i, array)) return current;
+    }
+    return NULL;
+}
+
 KekeArray *keke_array_filter(KekeArray *array, Test_func test) {
 	KekeArray *ret = keke_array_alloc(0, array->type_size);
     for(size_t i = 0; i < array->len; i++) {