crawler.writeTimeToSessionInfo(helper, "test-key");
        assertTrue(capturedInfo.containsKey("test-key"));
        assertNotNull(capturedInfo.get("test-key"));
    }

    public void test_writeTimeToSessionInfo_withNullHelper() {
        // Should not throw exception
        try {
            crawler.writeTimeToSessionInfo(null, "test-key");
        } catch (Exception e) {