{* ../../docs_src/advanced_middleware/tutorial001_py310.py hl[2,6] *}

## `TrustedHostMiddleware` { #trustedhostmiddleware }

Enforces that all incoming requests have a correctly set `Host` header, in order to guard against HTTP Host Header attacks.

{* ../../docs_src/advanced_middleware/tutorial002_py310.py hl[2,6:8] *}

The following arguments are supported:

    // repeat a few times to make sure we don't stumble upon a bad Locale
    assertThat(generator.generateFresh(Currency.class)).isNotNull();
    assertThat(generator.generateFresh(Currency.class)).isNotNull();
    assertThat(generator.generateFresh(Currency.class)).isNotNull();
  }

  public void testNulls() throws Exception {
    new ClassSanityTester()

        if (size != null) {
            return size;
        }
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the current page number for search results.
     * @return The current page number.
     */
    public int getCurrentPageNumber() {
        if (page != null) {
            return page;
        }
        return Constants.DEFAULT_ADMIN_PAGE_NUMBER;
    }

    }

    @Nested
    @DisplayName("Argument parsing")
    class ArgumentParsing {

        @Test
        @DisplayName("URL parameter is correctly parsed")
        void urlParameterParsing() {
            String expectedUrl = "smb://server/share/test.txt";
            TestLocking t = new TestLocking();

            // Simulate argument parsing

     * Array of input character sequences that will be mapped to the output sequence.
     * These represent the original/current input values for this mapping rule.
     */
    private final String[] inputs;

    /**
     * The output character sequence that input characters will be mapped to.
     * This represents the original/current output value for this mapping rule.
     */
    private final String output;

    /**

  // operating systems or architectures.
  api(
    variantOf(libs.amazon.corretto) {
      classifier(
        when {
          OperatingSystem.current().isMacOsX -> "osx-aarch_64"
          OperatingSystem.current().isLinux -> "linux-x86_64"
          else -> "linux-x86_64" // Code that references Corretto will build but not run.
        },
      )
    },
  )

  api(libs.hamcrest.library)

    }

    private void throwNotConfiguredCorrectlyException() {
        throw new IllegalArgumentException("Audit of third party dependencies is not configured correctly");
    }

    private void extractJars(Set<File> jars) {
        File jarExpandDir = getJarExpandDir();
        // We need to clean up to make sure old dependencies don't linger

        // Then
        assertNotNull(response);
        assertTrue(response instanceof Smb2NegotiateResponse);
    }

    @Test
    @DisplayName("Should calculate size correctly without contexts")
    void testSizeWithoutContexts() {
        // Given
        when(mockConfig.getMaximumVersion()).thenReturn(DialectVersion.SMB302);
        request = new Smb2NegotiateRequest(mockConfig, 0);

        // Assert
        assertEquals(4, bytesWritten);
        assertEquals(SmbComTransaction.TRANS_PEEK_NAMED_PIPE, buffer[offset]);
        assertEquals((byte) 0x00, buffer[offset + 1]);

        // Verify FID is written correctly (little-endian)
        int writtenFid = SMBUtil.readInt2(buffer, offset + 2);
        assertEquals(TEST_FID, writtenFid);
    }

    @Test
    @DisplayName("writeSetupWireFormat should handle buffer boundary")

        byte[] data = new byte[] { 1, 2, 3 };
        t.setMechanismToken(data);
        assertArrayEquals(data, t.getMechanismToken(), "mechanismToken should round-trip");

        // Document current behavior: no defensive copy (reference exposed)
        data[0] = 9;
        assertEquals(9, t.getMechanismToken()[0], "no defensive copy; reflects external mutation");
    }

    @Test