CharMappingItem item2 = new CharMappingItem(2L, inputs2, "output");

        assertTrue(item1.equals(item2));
    }

    @Test
    public void test_equals_withNullOutput() {
        // Test equals with null output - should not throw, uses null-safe comparison
        String[] inputs1 = { "a", "b" };
        String[] inputs2 = { "a", "b" };
        String[] inputs3 = { "c", "d" };

Shinsuke Sugaya <******@****.***> 1773442886 +0900

Shinsuke Sugaya <******@****.***> 1773442886 +0900