Moved tests + Added more tests + Added memory testing to actions

tests/ev_vec/zero_cap_grow.c

@@ -0,0 +1,19 @@
+#define EV_VEC_IMPLEMENTATION
+#include "ev_vec.h"
+
+#include <assert.h>
+
+int main(void)
+{
+  ev_vec(i32) v = ev_vec_init(i32);
+  assert(v != NULL);
+
+  assert(ev_vec_setcapacity(&v, 0) == EV_VEC_ERR_NONE);
+  assert(ev_vec_capacity(&v) == 0);
+  assert(ev_vec_grow(&v) == EV_VEC_ERR_NONE);
+  assert(ev_vec_capacity(&v) > 0);
+
+  ev_vec_fini(&v);
+
+  return 0;
+}