*/
    public void addFailure(final Throwable t) {
        failures.add(t);
    }

    /**
     * Checks if there are any failures recorded.
     *
     * @return true if there is at least one failure, false otherwise
     */
    public boolean hasFailure() {
        return !failures.isEmpty();
    }

    /**
     * Returns the list of failures.
     *

        assertTrue(urlFilter.match("https://any.com/any/path"));

        urlFilter.clear();
        urlFilter.init(sessionId);

        urlFilter.addInclude(".+"); // Match at least one character
        assertTrue(urlFilter.match("https://example.com/"));
        assertFalse(urlFilter.match(""));
    }

    /**
     * Test memory efficiency with large number of patterns
     */

        // Should be same instance for singleton
        assertSame(component1, component2);
        // The first creation should increment the counter
        assertTrue("Instance count should be at least 1", SingletonTestComponent.getInstanceCount() >= 1);
    }

    /**
     * Test wrap method
     */
    public void test_wrap_basic() {
        TestComponent component = new TestComponent();

        Map<String, Object> result = item.toEmptyMap();
        assertEquals(emptySource, result);
    }

    @Test
    public void testUserBoostMinimum() {
        // Test that user boost is at least 1
        String[] text = { "test" };
        String[][] readings = { { "test" } };

        // Test with boost less than 1

        // Verify all rules were added (can't check exact count due to thread-safe implementation)
        ResponseData responseData = new ResponseData();
        assertNotNull(threadSafeManager.getRule(responseData)); // At least one rule should match
    }

    /**
     * Test concurrent rule removals
     */
    public void test_concurrentRemoveRule() throws Exception {

      <match value="X-Notes-Item:" type="string" offset="0">
        <match value="Message-ID:" type="string" offset="0:8192"/>
      </match>
      <!-- match X- DKIM- ARC- at start of file and then require at least one
           of the usual: from, received, date...but look farther into the file
           because of the X|DKIM|ARC headers-->
      <match value="(X|DKIM|ARC)-" type="regex" offset="0">