// Test convert with special characters
        converter.init();
        String text = "test@#$%123";
        String field = "content";

        List<String> readings = converter.convert(text, field, "en");

        assertNotNull(readings);
        assertEquals(1, readings.size());
        assertEquals("TEST@#$%123", readings.get(0));
    }

    @Test

    assertThrows(NullPointerException.class, () -> builder.put(null, 1));
    assertThrows(NullPointerException.class, () -> builder.putAll(null, Arrays.asList(1, 2, 3)));
    assertThrows(NullPointerException.class, () -> builder.putAll(null, 1, 2, 3));
    assertThrows(
        NullPointerException.class, () -> builder.putAll((Multimap<String, Integer>) toPut));
  }

  public void testBuilderPutNullValue() {

    void testRoundTripFull() throws IOException {
        // Arrange – create a fully populated token
        ASN1ObjectIdentifier mech = new ASN1ObjectIdentifier("1.2.840.113554.1.2.2");
        byte[] tokenArray = new byte[] { 1, 2, 3 };
        byte[] mic = new byte[] { 9, 9, 9 };
        NegTokenTarg original = new NegTokenTarg(NegTokenTarg.ACCEPT_COMPLETED, mech, tokenArray, mic);

        // Act – serialise and parse back

    for (int i = 0; i < 23; i++) {
      counter.recordMisses(1);
    }
    for (int i = 0; i < 27; i++) {
      counter.recordEviction();
    }
    CacheStats stats = counter.snapshot();
    int requestCount = 11 + 23;
    assertThat(stats.requestCount()).isEqualTo(requestCount);
    assertThat(stats.hitCount()).isEqualTo(11);
    assertThat(stats.hitRate()).isEqualTo(11.0 / requestCount);
    int missCount = 23;

# Docker tests to be skipped on that OS. If /etc/os-release doesn't exist
# (as is the case on centos-6, for example) then that OS will again be
# excluded.
debian-8
opensuse-leap-15.1
ol-7.7
sles-12.3 # older version used in Vagrant image
sles-12.5
sles-15.1
sles-15.2
sles-15.3

# These OSes are deprecated and filtered starting with 8.0.0, but need to be excluded
# for PR checks
centos-6

        assertEquals("string value", testTransformer.getData(stringData));

        // Integer data
        TestAccessResultData<Integer> intData = new TestAccessResultData<>("123".getBytes());
        assertEquals("123", testTransformer.getData(intData));

        // List data
        List<String> list = new ArrayList<>();
        list.add("item1");
        list.add("item2");

            jcifs.SID[] expected = new jcifs.SID[] { member };
            when(mockResolver.getGroupMemberSids(eq(mockCtx), eq("srv"), any(jcifs.SID.class), eq(512), eq(123))).thenReturn(expected);

            // Act
            jcifs.SID[] res = group.getGroupMemberSids("srv", mockCtx, 123);

            // Assert
            assertArrayEquals(expected, res);

    assertThat(join(1)).isEqualTo("1");
    assertThat(join(1, 2)).isEqualTo("1,2");
    assertThat(join(-1, Integer.MIN_VALUE)).isEqualTo("4294967295,2147483648");

    assertThat(UnsignedInts.join("", 1, 2, 3)).isEqualTo("123");
  }

  private static String join(int... values) {
    return UnsignedInts.join(",", values);
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNulls() {

        responseData.addMetaData("key2", 123);

        // Execute - should not throw any exception
        processor.process(responseData);

        // Verify metadata is unchanged
        assertEquals(2, responseData.getMetaDataMap().size());
        assertEquals("value1", responseData.getMetaDataMap().get("key1"));
        assertEquals(123, responseData.getMetaDataMap().get("key2"));
    }

        logStream.print("test");
        logStream.print(123);
        logStream.print(true);
        logStream.println();
        logStream.println("line");
        logStream.printf("formatted %d%n", 42);
        logStream.flush();

        String output = testOutput.toString();
        assertTrue(output.contains("test"));
        assertTrue(output.contains("123"));
        assertTrue(output.contains("true"));