void (int @NotNull [] actual, int @NotNull [] expected) { if (actual.length != expected.length) { fail("Expected size: " + expected.length + "; actual: " + actual.length + "\nexpected: " + Arrays.toString(expected) + "\nactual : " + Arrays.toString(actual)); } for (int i = 0; i < actual.length; i++) { int a = actual[i]; int e = expected[i]; assertEquals("not equals at index: " + i, e, a); } }