fix: Fixing Unit tests (#6790)

* fix: Fixing Unit tests

* fix: Include helper remove the defines

* Enable Pest tests for validation

* Update tests/Unit/ScriptsHardeningTest.php

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update tests/Helpers/CactiStubs.php

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update tests/Unit/SsHstatsTest.php

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update rector.php

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update tests/Unit/HtmlEscapeTest.php

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* fix: Remove comments that are no longer required

* fix: Move xdebug to the correct location

* fix: Be consistent with includes

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

.github/workflows/syntax.yml

@@ -108,9 +108,9 @@ jobs:
       run: composer run-script phpstan
       working-directory: .
 
-#    - name: Run Pest Unit Tests
-#      run: composer run-script test
-#      working-directory: .
+    - name: Run Pest Unit Tests
+      run: composer run-script test
+      working-directory: .
 
     - name: Install github if not already installed
       run: sudo apt-get -y install git

.phpstan-bootstrap.php

@@ -1,3 +1,3 @@
 <?php
 
-define('PHP_STAN', true);
+define('PHP_TESTING', true);

composer.json

@@ -63,6 +63,7 @@
         "phpstan/phpstan": "^2.1.21",
         "pestphp/pest": "^2",
         "pestphp/pest-plugin-drift": "^2.0",
+        "composer/xdebug-handler": "^3.0",
         "rector/rector": "^2.1.2"
     },
     "scripts": {

include/global.php

@@ -123,7 +123,7 @@ if (file_exists(__DIR__ . '/config.php')) {
 	include(__DIR__ . '/config.php');
 }
 
-if (defined('PHP_STAN') && file_exists(__DIR__ . '/config.php.dist')) {
+if (defined('PHP_TESTING') && file_exists(__DIR__ . '/config.php.dist')) {
 	if (!is_readable(__DIR__ . '/config.php.dist')) {
 		die('Configuration file include/config.php is present, but unreadable.' . PHP_EOL);
 	}
@@ -313,7 +313,7 @@ $lu = $config['is_web'] ? '</ul>' : '';
 $il = $config['is_web'] ? '</li>' : '';
 
 if ($config['poller_id'] > 1 || isset($rdatabase_hostname)) {
-	if (!defined('PHP_STAN')) {
+	if (!defined('PHP_TESTING')) {
 		$local_db_cnn_id = db_connect_real($database_hostname, $database_username, $database_password, $database_default, $database_type, $database_port, $database_retries, $database_ssl, $database_ssl_key, $database_ssl_cert, $database_ssl_ca, $database_ssl_capath, $database_ssl_verify_server_cert);
 	}
 
@@ -363,7 +363,7 @@ if ($config['poller_id'] > 1 || isset($rdatabase_hostname)) {
 	 * a remote poller, let's attempt to get back online.
 	 */
 	if ($conn_mode != 'offline') {
-		if (!defined('PHP_STAN')) {
+		if (!defined('PHP_TESTING')) {
 			$remote_db_cnn_id = db_connect_real($rdatabase_hostname, $rdatabase_username, $rdatabase_password, $rdatabase_default, $rdatabase_type, $rdatabase_port, $database_retries, $rdatabase_ssl, $rdatabase_ssl_key, $rdatabase_ssl_cert, $rdatabase_ssl_ca, $rdatabase_ssl_capath, $rdatabase_ssl_verify_server_cert);
 		}
 	}
@@ -389,7 +389,7 @@ if ($config['poller_id'] > 1 || isset($rdatabase_hostname)) {
 		$config['connection'] = 'offline';
 	}
 } else {
-	if (!defined('PHP_STAN')) {
+	if (!defined('PHP_TESTING')) {
 		if (!db_connect_real($database_hostname, $database_username, $database_password, $database_default, $database_type, $database_port, $database_retries, $database_ssl, $database_ssl_key, $database_ssl_cert, $database_ssl_ca, $database_ssl_capath, $database_ssl_verify_server_cert)) {
 			print $ps . 'FATAL: Connection to Cacti database failed. Please ensure: ' . $ul;
 			print $li . 'the PHP MySQL module is installed and enabled.' . $il;
@@ -410,7 +410,7 @@ if ($config['poller_id'] > 1 || isset($rdatabase_hostname)) {
 		}
 	}
 
-	if (!defined('PHP_STAN')) {
+	if (!defined('PHP_TESTING')) {
 		if (!db_table_exists('settings') || !db_table_exists('version')) {
 			print $ps . 'FATAL: Connection to Cacti database succeeded but `settings` table not found. Please ensure: ' . $ul;
 			print $li . 'the PHP MySQL module is installed and enabled.' . $il;

lib/database.php

@@ -162,7 +162,7 @@ function db_connect_real(string $device, string $user, string $pass, string $db_
 			];
 
 			// test if cacti database is imported from SQL file
-			if (!defined('PHP_STAN')) {
+			if (!defined('PHP_TESTING')) {
 				$table_exists = db_fetch_cell("SELECT count(*) FROM information_schema.tables
 					WHERE table_schema = DATABASE() and TABLE_NAME = 'version'");
 

lib/functions.php

@@ -2247,10 +2247,10 @@ function is_hex_string(string &$result) : bool {
 	 * Hex- is considered due to the stripping of 'String:' in
 	 * lib/snmp.php
 	 */
-	if (str_starts_with($compare, 'hex-')) {
-		$check = trim(str_ireplace('hex-', '', $result));
-	} elseif (str_starts_with($compare, 'hex-string:')) {
+	if (str_starts_with($compare, 'hex-string:')) {
 		$check = trim(str_ireplace('hex-string:', '', $result));
+	} elseif (str_starts_with($compare, 'hex-')) {
+		$check = trim(str_ireplace('hex-', '', $result));
 	} else {
 		return false;
 	}

poller_recovery.php

@@ -145,7 +145,7 @@ if (cacti_sizeof($parms)) {
 }
 
 // check for an invalid run location
-if ($poller_id == 1 && !defined('PHP_STAN')) {
+if ($poller_id == 1 && !defined('PHP_TESTING')) {
 	print "ERROR: This command is only to be run on remote Cacti Data Collectors\n";
 
 	exit(1);

rector.php

@@ -2,6 +2,8 @@
 
 declare(strict_types = 1);
 
+include(__DIR__ . '/include/vendor/autoload.php');
+
 use Rector\Config\RectorConfig;
 use Rector\Php54\Rector\Array_\LongArrayToShortArrayRector;
 

scripts/ss_cpoller.php

@@ -65,11 +65,11 @@ function ss_cpoller(string $cmd = 'index', string $arg1 = '', string $arg2 = '')
 	} elseif ($cmd == 'get') {
 		$arg   = $arg1;
 		$index = $arg2;
-		$value = '0';
+		$value = 'U';
 
 		switch($arg) {
 			case 'recacheTime':
-				$value = '0';
+				$value = 'U';
 				$stats = explode(' ', db_fetch_cell_prepared('SELECT value FROM settings WHERE name = ?', ['stats_recache_' . $index]));
 
 				foreach ($stats as $_stat) {
@@ -81,7 +81,7 @@ function ss_cpoller(string $cmd = 'index', string $arg1 = '', string $arg2 = '')
 
 				break;
 			case 'recacheDevices':
-				$value = '0';
+				$value = 'U';
 				$stats = explode(' ', db_fetch_cell_prepared('SELECT value FROM settings WHERE name = ?', ['stats_recache_' . $index]));
 
 				foreach ($stats as $_stat) {
@@ -167,7 +167,7 @@ function ss_cpoller(string $cmd = 'index', string $arg1 = '', string $arg2 = '')
 				break;
 		}
 
-		return ($value == '' ? '0' : $value);
+		return ($value == '' ? 'U' : $value);
 	}
 
 	return 'U';

scripts/ss_hstats.php

@@ -62,13 +62,13 @@ function ss_hstats(int $host_id = 0, string $stat = '') : string {
 	$column = ss_hstats_map_stat_to_column($stat);
 
 	if ($column === null) {
-		return '0';
+		return 'U';
 	}
 
 	$allowed = ['polling_time', 'min_time', 'max_time', 'cur_time', 'avg_time', 'snmp_sysUpTimeInstance', 'failed_polls', 'availability', 'current_errors'];
 
 	if (!in_array($column, $allowed, true)) {
-		return '0';
+		return 'U';
 	}
 
 	if ($host_id > 0) {
@@ -82,5 +82,5 @@ function ss_hstats(int $host_id = 0, string $stat = '') : string {
 		return ($value == '' ? 'U' : $value);
 	}
 
-	return '0';
+	return 'U';
 }

scripts/ss_mikrotik_health.php

@@ -31,11 +31,11 @@ if (!isset($called_by_script_server)) {
 	print call_user_func_array('ss_mikrotik_health', $_SERVER['argv']);
 }
 
-function ss_mikrotik_health(int $host_id = 0, string $column = 'no') : string {
+function ss_mikrotik_health(mixed $host_id = 0, string $column = 'no') : string {
 	$allowed_columns = ['voltage', 'temperature', 'processorTemperature', 'current', 'power', 'fanSpeed', 'cpuFrequency'];
 
 	if (!in_array($column, $allowed_columns, true)) {
-		return '0';
+		return 'U';
 	}
 
 	$value = db_fetch_cell_prepared("SELECT $column

scripts/ss_mikrotik_interfaces.php

@@ -59,7 +59,7 @@ function ss_mikrotik_interfaces(int $host_id, string $cmd = 'index', string $arg
 
 function ss_mikrotik_interfaces_getvalue(int $host_id, string $index, string $column) : string {
 	if (!preg_match('/^[a-zA-Z0-9_]+$/', $column)) {
-		return '0';
+		return 'U';
 	}
 
 	$column = 'cur' . $column;
@@ -72,7 +72,7 @@ function ss_mikrotik_interfaces_getvalue(int $host_id, string $index, string $co
 	];
 
 	if (!in_array($column, $allowed_columns, true)) {
-		return '0';
+		return 'U';
 	}
 
 	$index2 = str_replace('_', ' ', $index);
@@ -85,7 +85,7 @@ function ss_mikrotik_interfaces_getvalue(int $host_id, string $index, string $co
 		[$index, $index2, $host_id]);
 
 	if ($value === false) {
-		return '0';
+		return 'U';
 	} else {
 		return $value;
 	}

scripts/ss_mikrotik_queues.php

@@ -92,13 +92,13 @@ function ss_mikrotik_queues_getvalue(int $host_id, string $index, string $column
 
 			break;
 		default:
-			return '0';
+			return 'U';
 	}
 
 	$allowed_columns = ['curBytesIn', 'curBytesOut', 'curPacketsIn', 'curPacketsOut', 'curQueuesIn', 'curQueuesOut', 'curDroppedIn', 'curDroppedOut'];
 
 	if (!in_array($column, $allowed_columns, true)) {
-		return '0';
+		return 'U';
 	}
 
 	$index2 = str_replace('_', ' ', $index);
@@ -111,7 +111,7 @@ function ss_mikrotik_queues_getvalue(int $host_id, string $index, string $column
 		[$index, $index2, $host_id]);
 
 	if ($value === false) {
-		return '0';
+		return 'U';
 	} else {
 		return $value;
 	}

tests/Helpers/CactiStubs.php

@@ -13,35 +13,10 @@
 */
 
 /*
- * Shared stubs for Cacti helper functions used by production code.
- * These replicate the production signatures so that test stubs
- * can call them without loading the full Cacti environment.
+ * We set a testing variable such that Cacti will not attempt
+ * to connect to a database when the tests are called, or to call
+ * any function that will result in the failure due to the lack
+ * of a real database connection.
  */
 
-function cacti_sizeof($value): int {
-	if (is_array($value)) {
-		return sizeof($value);
-	} elseif ($value instanceof Countable) {
-		return count($value);
-	}
-
-	return 0;
-}
-
-function cacti_count($value): int {
-	if (is_array($value)) {
-		return count($value);
-	} elseif ($value instanceof Countable) {
-		return count($value);
-	}
-
-	return 0;
-}
-
-function __($text) {
-	return $text;
-}
-
-function __esc($text) {
-	return htmlspecialchars($text, ENT_QUOTES, 'UTF-8');
-}
+define('PHP_TESTING', true);

tests/Unit/AggregatePtileTypeTest.php

@@ -29,8 +29,8 @@
  *   3. HRULE item pparts[3] replacement (aggregate_graphs_insert_graph_items)
  */
 
-define('AGGREGATE_TOTAL_TYPE_SIMILAR', 1);
-define('AGGREGATE_TOTAL_TYPE_ALL', 2);
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 /**
  * Mimics the text_format :current: / :max: replacement logic from

tests/Unit/AuthResetpasswordXssTest.php

@@ -16,15 +16,15 @@
  * Tests for XSS fix in auth_resetpassword.php.
  *
  * The hash value in hidden form inputs was output without escaping. The fix
- * wraps gnrv('hash') with htmle() to prevent XSS when the hash is reflected.
+ * wraps $_REQUEST['hash'] with htmlerv() to prevent XSS when the hash is reflected.
  */
 
 $authPath = __DIR__ . '/../../auth_resetpassword.php';
 
 // --- auth_resetpassword.php: hash escaped in output ---
 
-test('auth_resetpassword.php escapes hash with htmle', function () use ($authPath) {
+test('auth_resetpassword.php escapes hash with htmlerv', function () use ($authPath) {
 	$contents = file_get_contents($authPath);
 
-	expect($contents)->toContain("htmle(gnrv('hash'))");
+	expect($contents)->toContain("htmlerv('hash')");
 });

tests/Unit/ExecWithTimeoutTest.php

@@ -12,32 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
-/*
- * Tests for exec_with_timeout() in lib/poller.php.
- *
- * Covers three bugs fixed in commit c58f8d940:
- *   1. Operator precedence: (int) cast bound tighter than multiplication,
- *      truncating the elapsed-time float to 0 before scaling to microseconds.
- *   2. stderr discard: any stderr output caused an early `return false`,
- *      throwing away valid stdout data.
- *   3. Orphaned children: no process-group kill before proc_terminate.
- */
-
-// Stub cacti_log so lib/poller.php can call it without the full framework.
-if (!function_exists('cacti_log')) {
-	function cacti_log(string $msg, bool $output = false, string $facility = '', int $level = 0): void {
-		// no-op for tests
-	}
-}
-
-if (!defined('POLLER_VERBOSITY_MEDIUM')) {
-	define('POLLER_VERBOSITY_MEDIUM', 2);
-}
-
-if (!defined('CACTI_SERVER_OS')) {
-	define('CACTI_SERVER_OS', PHP_OS === 'WINNT' ? 'win32' : 'unix');
-}
-
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 require_once dirname(__DIR__, 2) . '/lib/poller.php';
 
 // --- Bug 1: operator precedence in timeout microsecond conversion ---

tests/Unit/GetClientAddrTest.php

@@ -12,7 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
-require_once __DIR__ . '/../../lib/functions.php';
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 beforeEach(function () {
 	unset(
@@ -27,6 +28,7 @@ beforeEach(function () {
 
 test('returns REMOTE_ADDR when proxy_headers is false', function () {
 	global $config;
+
 	$config['proxy_headers'] = false;
 
 	$_SERVER['REMOTE_ADDR'] = '192.168.1.100';
@@ -36,6 +38,7 @@ test('returns REMOTE_ADDR when proxy_headers is false', function () {
 
 test('returns false when no server variables are set', function () {
 	global $config;
+
 	$config['proxy_headers'] = false;
 
 	expect(get_client_addr())->toBeFalse();
@@ -43,6 +46,9 @@ test('returns false when no server variables are set', function () {
 
 test('returns first valid IP from X-Forwarded-For when proxy_headers enabled', function () {
 	global $config, $allowed_proxy_headers;
+
+	require __DIR__ . '/../../include/global_arrays.php';
+
 	$config['proxy_headers'] = true;
 
 	$_SERVER['HTTP_X_FORWARDED_FOR'] = '10.0.0.1,10.0.0.2';
@@ -53,6 +59,9 @@ test('returns first valid IP from X-Forwarded-For when proxy_headers enabled', f
 
 test('skips invalid IPs in forwarded header', function () {
 	global $config, $allowed_proxy_headers;
+
+	require __DIR__ . '/../../include/global_arrays.php';
+
 	$config['proxy_headers'] = true;
 
 	$_SERVER['HTTP_X_FORWARDED_FOR'] = 'not-an-ip,203.0.113.50';
@@ -63,6 +72,9 @@ test('skips invalid IPs in forwarded header', function () {
 
 test('falls back to REMOTE_ADDR when forwarded header has only invalid IPs', function () {
 	global $config, $allowed_proxy_headers;
+
+	require __DIR__ . '/../../include/global_arrays.php';
+
 	$config['proxy_headers'] = true;
 
 	$_SERVER['HTTP_X_FORWARDED_FOR'] = 'garbage';
@@ -73,6 +85,7 @@ test('falls back to REMOTE_ADDR when forwarded header has only invalid IPs', fun
 
 test('ignores proxy headers when proxy_headers is false', function () {
 	global $config;
+
 	$config['proxy_headers'] = false;
 
 	$_SERVER['HTTP_X_FORWARDED_FOR'] = '10.0.0.1';
@@ -83,6 +96,7 @@ test('ignores proxy headers when proxy_headers is false', function () {
 
 test('supports IPv6 addresses', function () {
 	global $config;
+
 	$config['proxy_headers'] = false;
 
 	$_SERVER['REMOTE_ADDR'] = '::1';
@@ -92,6 +106,7 @@ test('supports IPv6 addresses', function () {
 
 test('handles array proxy_headers config with specific headers allowed', function () {
 	global $config, $allowed_proxy_headers;
+
 	$config['proxy_headers'] = ['HTTP_CLIENT_IP'];
 
 	$_SERVER['HTTP_CLIENT_IP'] = '10.10.10.10';

tests/Unit/GlobalPathConstantsTest.php

@@ -12,6 +12,9 @@
  +-------------------------------------------------------------------------+
 */
 
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
+
 /**
  * Test for PR #6702: Verify CACTI_PATH_MIBS constant is defined
  */
@@ -19,10 +22,6 @@
 test('CACTI_PATH_MIBS constant is defined in global_path.php', function () {
 	// Simulate config array that would be set before including global_path.php
 	global $config;
-	$config['mibs_path'] = '/usr/share/snmp/mibs';
-	
-	// Include the file that defines path constants
-	require_once __DIR__ . '/../../include/global_path.php';
 
 	expect(defined('CACTI_PATH_MIBS'))
 		->toBeTrue('CACTI_PATH_MIBS constant should be defined');
@@ -30,10 +29,8 @@ test('CACTI_PATH_MIBS constant is defined in global_path.php', function () {
 
 test('CACTI_PATH_MIBS uses mibs_path from config', function () {
 	global $config;
-	$expectedPath = '/usr/share/snmp/mibs';
-	$config['mibs_path'] = $expectedPath;
 
-	require_once __DIR__ . '/../../include/global_path.php';
+	$expectedPath = CACTI_PATH_BASE . '/mibs';
 
 	expect(CACTI_PATH_MIBS)
 		->toBe($expectedPath, 'CACTI_PATH_MIBS should match config mibs_path');
@@ -41,9 +38,6 @@ test('CACTI_PATH_MIBS uses mibs_path from config', function () {
 
 test('CACTI_PATH_MIBS constant matches other CACTI_PATH_ patterns', function () {
 	global $config;
-	$config['mibs_path'] = '/usr/share/snmp/mibs';
-	
-	require_once __DIR__ . '/../../include/global_path.php';
 
 	// Verify it follows the same pattern as other path constants
 	expect(defined('CACTI_PATH_MIBS'))

tests/Unit/GraphXportTest.php

@@ -13,7 +13,7 @@
 */
 
 require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
-require_once dirname(__DIR__, 2) . '/lib/functions.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 require_once dirname(__DIR__, 2) . '/lib/xml.php';
 
 // --- rrdxport2array: valid xport XML produces correct structure ---

tests/Unit/HtmlEscapeTest.php

@@ -12,71 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
-/*
- * Tests for XSS defense functions from lib/html.php.
- *
- * Each function under test is replicated as an inline stub that mirrors
- * the production logic, allowing verification without loading the full
- * Cacti environment. Functions tested:
- *
- *   html_escape()       - L1355 - core output encoding
- *   html_split_string() - L1386 - long string splitting for display
- */
-
-// --- Stub: html_escape (lib/html.php L1355) ---
-
-function html_escape(mixed $string = ''): string {
-	static $charset;
-
-	if ($charset == '') {
-		$charset = ini_get('default_charset');
-	}
-
-	if ($charset == '') {
-		$charset = 'UTF-8';
-	}
-
-	if ($string != '') {
-		$string = str_replace('`', '`', $string);
-
-		return htmlspecialchars($string, ENT_QUOTES | ENT_HTML5, $charset, false);
-	} else {
-		return '';
-	}
-}
-
-// --- Stub: html_split_string (lib/html.php L1386) ---
-
-function html_split_string(string $string, int $length = 90, int $forgiveness = 10): string {
-	$new_string = '';
-	$j          = 0;
-	$done       = false;
-
-	while (!$done) {
-		if (mb_strlen($string, 'UTF-8') > $length) {
-			for ($i = 0; $i < $forgiveness; $i++) {
-				if (substr($string, $length - $i, 1) == ' ') {
-					$new_string .= mb_substr($string, 0, $length - $i, 'UTF-8') . '<br>';
-
-					break;
-				}
-			}
-
-			$string = mb_substr($string, $length - $i, null, 'UTF-8');
-		} else {
-			$new_string .= $string;
-			$done        = true;
-		}
-
-		$j++;
-
-		if ($j > 4) {
-			break;
-		}
-	}
-
-	return $new_string;
-}
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 // =====================================================================
 // html_escape tests

tests/Unit/PhpstanTypeGuardTest.php

@@ -37,7 +37,8 @@
  *   guard_foreach_iterable()    - array|false before foreach
  */
 
-require_once __DIR__ . '/../Helpers/CactiStubs.php';
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 // --- Stub: guard_db_result_access (pattern from multiple graph/data files) ---
 // Mirrors: $row = db_fetch_row_prepared(...); returns array|bool.

tests/Unit/ScriptNameHelperTest.php

@@ -12,6 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once __DIR__ . '/../../include/global.php';
 require_once __DIR__ . '/../../lib/functions.php';
 
 // --- get_current_script_name ---

tests/Unit/ScriptsHardeningTest.php

@@ -15,44 +15,47 @@
 /*
  * Tests for column allow-list and SNMP retry parameter hardening.
  * These scripts require DB + SNMP, so we test the allow-list guard
- * by calling with host_id=0 (returns '0' early) and verifying that
+ * by calling with host_id=0 (returns 'U' early) and verifying that
  * invalid columns are rejected before reaching any SQL.
  */
 
-require_once __DIR__ . '/../../lib/functions.php';
+$called_by_script_server = true;
+
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 // ss_mikrotik_health: column allow-list
 require_once __DIR__ . '/../../scripts/ss_mikrotik_health.php';
 
 test('ss_mikrotik_health rejects invalid column', function () {
-	expect(ss_mikrotik_health(0, '1; DROP TABLE hosts; --'))->toBe('0');
+	expect(ss_mikrotik_health(0, '1; DROP TABLE hosts; --'))->toBe('U');
 });
 
 test('ss_mikrotik_health rejects empty column', function () {
-	expect(ss_mikrotik_health(0, ''))->toBe('0');
+	expect(ss_mikrotik_health(0, ''))->toBe('U');
 });
 
 test('ss_mikrotik_health rejects arbitrary column name', function () {
-	expect(ss_mikrotik_health(0, 'password'))->toBe('0');
+	expect(ss_mikrotik_health(0, 'password'))->toBe('U');
 });
 
 test('ss_mikrotik_health accepts valid column voltage', function () {
-	expect(ss_mikrotik_health(0, 'voltage'))->toBe('0');
+	expect(ss_mikrotik_health(0, 'voltage'))->toBe('U');
 });
 
 test('ss_mikrotik_health accepts valid column temperature', function () {
-	expect(ss_mikrotik_health(0, 'temperature'))->toBe('0');
+	expect(ss_mikrotik_health(0, 'temperature'))->toBe('U');
 });
 
 // ss_hstats: column mapping via ss_hstats_map_stat_to_column
 require_once __DIR__ . '/../../scripts/ss_hstats.php';
 
 test('ss_hstats rejects invalid stat with host_id 0', function () {
-	expect(ss_hstats(0, 'invalid_stat'))->toBe('0');
+	expect(ss_hstats(0, 'invalid_stat'))->toBe('U');
 });
 
-test('ss_hstats returns 0 for valid stat with host_id 0', function () {
-	expect(ss_hstats(0, 'polling_time'))->toBe('0');
+test('ss_hstats returns U for valid stat with host_id 0', function () {
+	expect(ss_hstats(0, 'polling_time'))->toBe('U');
 });
 
 // Verify snmp_retries is referenced (not ping_retries)
@@ -80,12 +83,6 @@ test('disk io scripts use snmp_retries not ping_retries', function () {
 	expect($file)->not->toContain('ping_retries');
 });
 
-test('cpoller script uses snmp_retries not ping_retries', function () {
-	$file = file_get_contents(__DIR__ . '/../../scripts/ss_cpoller.php');
-	expect($file)->toContain('snmp_retries');
-	expect($file)->not->toContain('ping_retries');
-});
-
 test('lmsensors script uses snmp_retries not ping_retries', function () {
 	$file = file_get_contents(__DIR__ . '/../../scripts/ss_netsnmp_lmsensors.php');
 	expect($file)->toContain('snmp_retries');

tests/Unit/SerializationSecurityTest.php

@@ -12,132 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
-/*
- * Tests for deserialization guards and input validation from lib/functions.php.
- *
- * These functions defend against PHP object injection, rrdtool command
- * injection, and malformed network addresses. Each is replicated as an
- * inline stub mirroring production logic.
- *
- *   sanitize_unserialize_selected_items() - L5002 - PHP object injection defense
- *   sanitize_cdef()                       - L4988 - rrdtool CDEF/VDEF injection
- *   is_ipaddress()                        - L7256 - IP address validation
- *   is_mac_address()                      - L2217 - MAC address validation
- *   is_hex_string()                       - L2239 - hex string validation
- */
-
-require_once __DIR__ . '/../Helpers/CactiStubs.php';
-
-// --- Stub: sanitize_unserialize_selected_items (lib/functions.php L5002) ---
-
-function sanitize_unserialize_selected_items(mixed $items): mixed {
-	$return_items = false;
-
-	if (!empty($items) && is_string($items)) {
-		$unstripped = stripslashes($items);
-
-		if (preg_match('/^a:[0-9]+:{/', $unstripped) && !preg_match('/(^|;|{|})O:\+?[0-9]+:"/', $unstripped)) {
-			$items = unserialize($unstripped, ['allowed_classes' => false]);
-
-			if (is_array($items)) {
-				$return_items = $items;
-
-				foreach ($items as $item) {
-					if (is_array($item)) {
-						$return_items = false;
-
-						break;
-					}
-
-					if (!is_numeric($item) && ($item != '')) {
-						$return_items = false;
-
-						break;
-					}
-				}
-			}
-		}
-	}
-
-	return $return_items;
-}
-
-// --- Stub: sanitize_cdef (lib/functions.php L4988) ---
-
-function sanitize_cdef(string $cdef): string {
-	static $drop_char_match   = ['^', '$', '<', '>', '`', '\'', '"', '|', '[', ']', '{', '}', ';', '!'];
-	static $drop_char_replace = ['', '', '', '', '', '', '', '', '', '', '', '', '', ''];
-
-	return str_replace($drop_char_match, $drop_char_replace, $cdef);
-}
-
-// --- Stub: is_ipaddress (lib/functions.php L7256) ---
-
-function is_ipaddress(string $ip_address = ''): bool {
-	if (function_exists('filter_var')) {
-		if (filter_var($ip_address, FILTER_VALIDATE_IP) !== false) {
-			return true;
-		} else {
-			return false;
-		}
-	} elseif (inet_pton($ip_address) !== false) {
-		return true;
-	} else {
-		return false;
-	}
-}
-
-// --- Stub: is_mac_address (lib/functions.php L2217) ---
-
-function is_mac_address(string $result): mixed {
-	if (!defined('FILTER_VALIDATE_MAC')) {
-		if (preg_match('/^([0-9a-f]{1,2}[\.:-]) {5}([0-9a-f]{1,2})$/i', $result)) {
-			return true;
-		} else {
-			return false;
-		}
-	} else {
-		return filter_var($result, FILTER_VALIDATE_MAC);
-	}
-}
-
-// --- Stub: is_hex_string (lib/functions.php L2239) ---
-
-function is_hex_string(string &$result): bool {
-	if ($result == '') {
-		return false;
-	}
-
-	$compare = strtolower($result);
-
-	if (str_starts_with($compare, 'hex-string:')) {
-		$check = trim(str_ireplace('hex-string:', '', $result));
-	} elseif (str_starts_with($compare, 'hex-')) {
-		$check = trim(str_ireplace('hex-', '', $result));
-	} else {
-		return false;
-	}
-
-	$parts = explode(' ', $check);
-
-	if (cacti_sizeof($parts) == 1) {
-		return false;
-	}
-
-	foreach ($parts as $part) {
-		if (strlen($part) != 2) {
-			return false;
-		}
-
-		if (ctype_xdigit($part) == false) {
-			return false;
-		}
-	}
-
-	$result = $check;
-
-	return true;
-}
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 // =====================================================================
 // sanitize_unserialize_selected_items tests

tests/Unit/SsHstatsTest.php

@@ -102,8 +102,8 @@ test('all identity-mapped stats return the stat name as column', function () {
 });
 
 // Test ss_hstats() wrapper behavior with host_id=0
-test('ss_hstats returns zero when host_id is zero', function () {
-	expect(ss_hstats(0, 'polling_time'))->toBe('0')
-		->and(ss_hstats(0, 'uptime'))->toBe('0')
-		->and(ss_hstats(0, 'invalid'))->toBe('0');
+test('ss_hstats returns U when host_id is zero', function () {
+	expect(ss_hstats(0, 'polling_time'))->toBe('U')
+		->and(ss_hstats(0, 'uptime'))->toBe('U')
+		->and(ss_hstats(0, 'invalid'))->toBe('U');
 });

tests/Unit/StringFunctionsTest.php

@@ -12,121 +12,8 @@
  +-------------------------------------------------------------------------+
 */
 
-/*
- * Tests for pure string functions from lib/functions.php.
- *
- * Each function under test is replicated as an inline stub that mirrors
- * the production logic, allowing verification without loading the full
- * Cacti environment. Functions tested:
- *
- *   title_trim()              - L37   - string truncation with ellipsis
- *   sanitize_search_string()  - L4908 - XSS-relevant character stripping
- *   clean_up_lines()          - L3105 - line ending normalization
- *   clean_up_name()           - L3121 - name sanitization
- *   clean_up_file_name()      - L3139 - filename sanitization
- *   is_valid_pathname()       - L2372 - path traversal guard
- *   is_base64_encoded()       - L4959 - encoding validation
- *   generate_hash()           - L4779 - format validation (random output)
- */
-
-require_once __DIR__ . '/../Helpers/CactiStubs.php';
-
-// --- Stub: title_trim (lib/functions.php L37) ---
-
-function title_trim(string $text, int $max_length): string {
-	if (strlen($text) > $max_length) {
-		return mb_substr($text, 0, $max_length) . '...';
-	} else {
-		return $text;
-	}
-}
-
-// --- Stub: sanitize_search_string (lib/functions.php L4908) ---
-
-function sanitize_search_string(string $string): string {
-	static $drop_char_match   = ['(', ')', '^', '$', '<', '>', '`', '\'', '"', '|', ',', '?', '+', '[', ']', '{', '}', '#', ';', '!', '=', '*'];
-	static $drop_char_replace = ['', '', ' ', ' ', ' ', ' ', '', '', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' ', ' '];
-
-	$string = preg_replace('/[\n\r]/is', ' ', $string);
-	$string = preg_replace('/\b&[a-z]+;\b/', ' ', $string);
-	$string = preg_replace('/\b[a-z0-9]+:\/\/[a-z0-9\.\-]+(\/[a-z0-9\?\.%_\-\+=&\/]+)?/', ' ', $string);
-
-	for ($i = 0; $i < cacti_count($drop_char_match); $i++) {
-		$string = str_replace($drop_char_match[$i], $drop_char_replace[$i], $string);
-	}
-
-	return $string;
-}
-
-// --- Stub: clean_up_lines (lib/functions.php L3105) ---
-
-function clean_up_lines(mixed $string): mixed {
-	if ($string !== null) {
-		$string = preg_replace('/\s*[\r\n]+\s*/', ' ', $string);
-	}
-
-	return $string;
-}
-
-// --- Stub: clean_up_name (lib/functions.php L3121) ---
-
-function clean_up_name(mixed $string): mixed {
-	if ($string !== null) {
-		$string = preg_replace('/[\s\.]+/', '_', $string);
-		$string = preg_replace('/[^a-zA-Z0-9_]+/', '', $string);
-		$string = preg_replace('/_{2,}/', '_', $string);
-	}
-
-	return $string;
-}
-
-// --- Stub: clean_up_file_name (lib/functions.php L3139) ---
-
-function clean_up_file_name(mixed $string): mixed {
-	if ($string !== null) {
-		$string = preg_replace('/[\s\.]+/', '_', $string);
-		$string = preg_replace('/[^a-zA-Z0-9_-]+/', '', $string);
-		$string = preg_replace('/_{2,}/', '_', $string);
-	}
-
-	return $string;
-}
-
-// --- Stub: is_valid_pathname (lib/functions.php L2372) ---
-
-function is_valid_pathname($path) {
-	if (preg_match('/^([a-zA-Z0-9\_\.\-\\\:\/]+)$/', trim($path))) {
-		return true;
-	} else {
-		return false;
-	}
-}
-
-// --- Stub: is_base64_encoded (lib/functions.php L4959) ---
-
-function is_base64_encoded($data) {
-	if (!preg_match('/^[a-zA-Z0-9\/\r\n+]*={0,2}$/', $data)) {
-		return false;
-	}
-
-	$ndata = base64_decode($data, true);
-
-	if ($ndata === false) {
-		return false;
-	}
-
-	if (base64_encode($ndata) != $data) {
-		return false;
-	}
-
-	return true;
-}
-
-// --- Stub: generate_hash (lib/functions.php L4779) ---
-
-function generate_hash(): string {
-	return bin2hex(random_bytes(16));
-}
+require_once dirname(__DIR__) . '/Helpers/CactiStubs.php';
+require_once dirname(__DIR__, 2) . '/include/global.php';
 
 // =====================================================================
 // title_trim tests