assertEquals(item1.hashCode(), item3.hashCode());

        // Different input should have different hashCode
        assertNotSame(item1.hashCode(), item4.hashCode());
    }

    public void test_equals() {
        // Test equals method
        StopwordsItem item1 = new StopwordsItem(1, "test");
        StopwordsItem item2 = new StopwordsItem(1, "test");
        StopwordsItem item3 = new StopwordsItem(2, "test");

        assertEquals("METADATA", SsoResponseType.METADATA.toString());
        assertEquals("LOGOUT", SsoResponseType.LOGOUT.toString());
    }

    public void test_equals() {
        // Test equals method for enum constants
        assertTrue(SsoResponseType.METADATA.equals(SsoResponseType.METADATA));
        assertTrue(SsoResponseType.LOGOUT.equals(SsoResponseType.LOGOUT));

        int hashCode1 = crawlerEngineClient.hashCode();
        int hashCode2 = crawlerEngineClient.hashCode();
        assertEquals(hashCode1, hashCode2);
    }

    // Test equals method
    public void test_equals() {
        // Test equals method basic functionality
        assertTrue(crawlerEngineClient.equals(crawlerEngineClient));
        assertFalse(crawlerEngineClient.equals(null));

        }

        assertNotNull(originalException);
        assertNotNull(rethrownException);
        assertSame(originalException, rethrownException);
    }

    public void test_equals() {
        // Test that different instances are not equal
        DictionaryExpiredException exception1 = new DictionaryExpiredException();
        DictionaryExpiredException exception2 = new DictionaryExpiredException();

        try {
            item.hashCode();
            fail("Expected NullPointerException");
        } catch (NullPointerException e) {
            // Expected
        }
    }

    public void test_equals() {
        // Test equals method
        ProtwordsItem item1 = new ProtwordsItem(1, "word");
        ProtwordsItem item2 = new ProtwordsItem(2, "word");
        ProtwordsItem item3 = new ProtwordsItem(1, "different");

        // Same inputs but different output should have different hash code
        assertNotSame(item1.hashCode(), item4.hashCode());
    }

    public void test_equals() {
        String[] inputs1 = { "a", "b" };
        String[] inputs2 = { "b", "a" }; // Different order
        String[] inputs3 = { "c", "d" };

import org.jspecify.annotations.Nullable;

/**
 * Tester for equals() and hashCode() methods of a class.
 *
 * <p>The simplest use case is:
 *
 * <pre>
 * new EqualsTester().addEqualityGroup(foo).testEquals();
 * </pre>
 *
 * <p>This tests {@code foo.equals(foo)}, {@code foo.equals(null)}, and a few other operations.
 *
 * <p>For more extensive testing, add multiple equality groups. Each group should contain objects

        .addEqualityGroup(Predicates.not(TRUE))
        .addEqualityGroup(isOdd())
        .testEquals();
  }

  public void testNot_equalityForNotOfKnownValues() {
    new EqualsTester()
        .addEqualityGroup(TRUE, Predicates.alwaysTrue())
        .addEqualityGroup(FALSE)
        .addEqualityGroup(Predicates.not(TRUE))
        .testEquals();

    new EqualsTester()
        .addEqualityGroup(FALSE, Predicates.alwaysFalse())

        .addEqualityGroup(g)
        .testEquals();

    new EqualsTester()
        .addEqualityGroup(g, Functions.<@Nullable Object>constant(null))
        .addEqualityGroup(Functions.constant("incorrect"))
        .addEqualityGroup(Functions.toStringFunction())
        .addEqualityGroup(f)
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester

        .addEquivalenceGroup("a")
        .test();
  }

  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(Equivalence.equals(), Equivalence.equals())
        .addEqualityGroup(Equivalence.identity(), Equivalence.identity())
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester