assertEquals(this.getClass().getName(), firstElement.getClassName());
        assertEquals("test_stackTracePopulated", firstElement.getMethodName());
    }

    public void test_toString() {
        // Test toString method (inherited from Throwable)
        String type = "CustomToken";
        String message = "Custom token error";

    ExecutionException expected =
        assertThrows(ExecutionException.class, () -> first.get(10, SECONDS));
    assertThat(expected).hasCauseThat().isInstanceOf(RejectedExecutionException.class);
  }

  public void testToString() {
    Runnable[] currentTask = new Runnable[1];
    Executor delegate =
        new Executor() {
          @Override
          public void execute(Runnable task) {
            currentTask[0] = task;

        map.put("3", "test3");
        assertThat(map.equals(copy), is(not(true)));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToString() throws Exception {
        assertThat(map.toString(), is(notNullValue()));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testClear() throws Exception {

            assertTrue(e instanceof ResultOffsetExceededException);
        } catch (Exception e) {
            fail("Should have caught as RuntimeException");
        }
    }

    public void test_toString() {
        // Test toString method
        String message = "Test toString method";
        ResultOffsetExceededException exception = new ResultOffsetExceededException(message);

            "Resources.asCharSource[URL, Charset]",
            SourceSinkFactories.urlCharSourceFactory(),
            false));
    suite.addTestSuite(ResourcesTest.class);
    return suite;
  }

  public void testToString() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");
    assertEquals(I18N, Resources.toString(resource, UTF_8));
    assertThat(Resources.toString(resource, US_ASCII)).isNotEqualTo(I18N);
  }

      for (int i = 0; i < bytes.length; i++) {
        assertThat(decodingStream.read()).isEqualTo(bytes[i] & 0xFF);
      }
      assertThat(decodingStream.read()).isEqualTo(-1);
    }
  }

  public void testToString() {
    assertThat(base64().toString()).isEqualTo("BaseEncoding.base64().withPadChar('=')");
    assertThat(base32Hex().omitPadding().toString())
        .isEqualTo("BaseEncoding.base32Hex().omitPadding()");

  }

  private static byte[] byteArrayWith9s(int size) {
    byte[] bytez = new byte[size];
    Arrays.fill(bytez, (byte) 0x99);
    return bytez;
  }

  public void testToString() {
    byte[] data = new byte[] {127, -128, 5, -1, 14};
    assertEquals("7f8005ff0e", HashCode.fromBytes(data).toString());
    assertEquals("7f8005ff0e", base16().lowerCase().encode(data));
  }

    // The radix is used as an array index, so try a negative value.
    assertThrows(NumberFormatException.class, () -> UnsignedLongs.parseUnsignedLong("0", -1));
  }

  public void testToString() {
    String[] tests = {
      "0",
      "ffffffffffffffff",
      "7fffffffffffffff",
      "ff1a618b7f65ea12",
      "5a4316b8c153ac4d",
      "6cf78a4b139a4e2a"
    };

    assertEquals(a.length(), b.length());
    for (int i = 0; i < VALUES.length; i++) {
      assertBitEquals(a.get(i), b.get(i));
    }
  }

  /** toString returns current value */
  public void testToString() {
    AtomicDoubleArray aa = new AtomicDoubleArray(VALUES);
    assertEquals(Arrays.toString(VALUES), aa.toString());
    assertEquals("[]", new AtomicDoubleArray(0).toString());

        hasher.putString("The quick brown fox jumps over the lazy dog", UTF_8).hash().toString());
    assertThrows(IllegalStateException.class, () -> hasher.hash());
  }

  public void testToString() {
    byte[] keyData = "secret key".getBytes(UTF_8);

    assertEquals(
        "Hashing.hmacMd5(Key[algorithm=HmacMD5, format=RAW])", Hashing.hmacMd5(MD5_KEY).toString());
    assertEquals(