}

  public void testObject() {
    assertEquals(
        new FreshValueGenerator().generateFresh(String.class),
        new FreshValueGenerator().generateFresh(Object.class));
  }

  public void testEnums() {
    assertEqualInstance(EmptyEnum.class, null);
    assertEqualInstance(OneConstantEnum.class, OneConstantEnum.CONSTANT1);
    assertFreshInstance(TwoConstantEnum.class, 2);

  }

  public void testObject() {
    assertEquals(
        new FreshValueGenerator().generateFresh(String.class),
        new FreshValueGenerator().generateFresh(Object.class));
  }

  public void testEnums() {
    assertEqualInstance(EmptyEnum.class, null);
    assertEqualInstance(OneConstantEnum.class, OneConstantEnum.CONSTANT1);
    assertFreshInstance(TwoConstantEnum.class, 2);

    assertThat(Enums.getIfPresent(TestEnum.class, "HONDA")).isPresent();
    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).isPresent();

    assertThat(Enums.getIfPresent(TestEnum.class, "CHEETO")).hasValue(TestEnum.CHEETO);
    assertThat(Enums.getIfPresent(TestEnum.class, "HONDA")).hasValue(TestEnum.HONDA);
    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).hasValue(TestEnum.POODLE);
  }

    assertThat(Enums.getIfPresent(TestEnum.class, "HONDA")).isPresent();
    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).isPresent();

    assertThat(Enums.getIfPresent(TestEnum.class, "CHEETO")).hasValue(TestEnum.CHEETO);
    assertThat(Enums.getIfPresent(TestEnum.class, "HONDA")).hasValue(TestEnum.HONDA);
    assertThat(Enums.getIfPresent(TestEnum.class, "POODLE")).hasValue(TestEnum.POODLE);
  }

    assertThrows(NullPointerException.class, () -> copyOf((Collection<String>) c));
  }

  enum TestEnum {
    A,
    B,
    C,
    D
  }

  public void testCopyOf_collection_enumSet() {
    Collection<TestEnum> c = EnumSet.of(TestEnum.A, TestEnum.B, TestEnum.D);
    Set<TestEnum> set = copyOf(c);
    assertEquals(3, set.size());
    assertEquals(c, set);
  }

}

// validates the credential fields against the expected credential.
func validateCredentialfields(t *testing.T, testNum int, expectedCredentials credentialHeader, actualCredential credentialHeader) {
	if expectedCredentials.accessKey != actualCredential.accessKey {
		t.Errorf("Test %d: AccessKey mismatch: Expected \"%s\", got \"%s\"", testNum, expectedCredentials.accessKey, actualCredential.accessKey)
	}

        NetShareEnum testEnum = new NetShareEnum(realConfig) {
            @Override
            protected int writeParametersWireFormat(byte[] dst, int dstIndex) {
                // Simulate the encoding exception path
                return 0;
            }
        };

        byte[] dst = new byte[256];
        int result = testEnum.writeParametersWireFormat(dst, 0);