diff --git a/phpseclib/Net/SSH2.php b/phpseclib/Net/SSH2.php
index c705f119..3953a77f 100644
--- a/phpseclib/Net/SSH2.php
+++ b/phpseclib/Net/SSH2.php
@@ -950,6 +950,8 @@ class SSH2
      * Default Constructor.
      *
      * $host can either be a string, representing the host, or a stream resource.
+     * If $host is a stream resource then $port doesn't do anything, altho $timeout
+     * still will be used
      *
      * @see self::login()
      */
@@ -957,6 +959,8 @@ class SSH2
     {
         self::$connections[$this->getResourceId()] = \WeakReference::create($this);
 
+        $this->timeout = $timeout;
+
         if (is_resource($host)) {
             $this->fsock = $host;
             return;
@@ -965,7 +969,6 @@ class SSH2
         if (Strings::is_stringable($host)) {
             $this->host = $host;
             $this->port = $port;
-            $this->timeout = $timeout;
         }
     }
 
@@ -3195,6 +3198,9 @@ class SSH2
         }
 
         $start = microtime(true);
+        $sec = (int) floor($this->curTimeout);
+        $usec = (int) (1000000 * ($this->curTimeout - $sec));
+        stream_set_timeout($this->fsock, $sec, $usec);
         $raw = stream_get_contents($this->fsock, $this->decrypt_block_size);
 
         if (!strlen($raw)) {
diff --git a/tests/Unit/Crypt/AES/TestCase.php b/tests/Unit/Crypt/AES/TestCase.php
index 6a984aaa..8ec6fb1e 100644
--- a/tests/Unit/Crypt/AES/TestCase.php
+++ b/tests/Unit/Crypt/AES/TestCase.php
@@ -30,7 +30,7 @@ abstract class TestCase extends PhpseclibTestCase
     /**
      * Produces all combinations of test values.
      */
-    public function continuousBufferCombos(): array
+    public static function continuousBufferCombos(): array
     {
         $modes = [
             'ctr',
@@ -133,7 +133,7 @@ abstract class TestCase extends PhpseclibTestCase
      *
      * @return list<array{string, string, array}>
      */
-    public function continuousBufferBatteryCombos(): array
+    public static function continuousBufferBatteryCombos(): array
     {
         $modes = [
             'ctr',
@@ -178,7 +178,7 @@ abstract class TestCase extends PhpseclibTestCase
      */
     public function continuousBufferBatteryCombosWithoutSingleCombos(): array
     {
-        return array_filter($this->continuousBufferBatteryCombos(), fn (array $continuousBufferBatteryCombo) => count($continuousBufferBatteryCombo[2]) > 1);
+        return array_filter(self::$continuousBufferBatteryCombos(), fn (array $continuousBufferBatteryCombo) => count($continuousBufferBatteryCombo[2]) > 1);
     }
 
     /**
diff --git a/tests/Unit/Crypt/BlowfishTest.php b/tests/Unit/Crypt/BlowfishTest.php
index 5b0d89e7..a552950d 100644
--- a/tests/Unit/Crypt/BlowfishTest.php
+++ b/tests/Unit/Crypt/BlowfishTest.php
@@ -16,7 +16,7 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class BlowfishTest extends PhpseclibTestCase
 {
-    public function engineVectors(): array
+    public static function engineVectors(): array
     {
         $engines = [
             'PHP',
diff --git a/tests/Unit/Crypt/EC/CurveTest.php b/tests/Unit/Crypt/EC/CurveTest.php
index c3ac5bbb..8aa02ab2 100644
--- a/tests/Unit/Crypt/EC/CurveTest.php
+++ b/tests/Unit/Crypt/EC/CurveTest.php
@@ -18,7 +18,7 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class CurveTest extends PhpseclibTestCase
 {
-    public function curves(): array
+    public static function curves(): array
     {
         $curves = [];
         foreach (new \DirectoryIterator(__DIR__ . '/../../../../phpseclib/Crypt/EC/Curves/') as $file) {
@@ -40,7 +40,7 @@ class CurveTest extends PhpseclibTestCase
         return $curves;
     }
 
-    public function allCurves(): array
+    public static function allCurves(): array
     {
         $curves = [];
         foreach (new \DirectoryIterator(__DIR__ . '/../../../../phpseclib/Crypt/EC/Curves/') as $file) {
@@ -57,7 +57,7 @@ class CurveTest extends PhpseclibTestCase
         return $curves;
     }
 
-    public function curvesWithOIDs(): array
+    public static function curvesWithOIDs(): array
     {
         $class = new \ReflectionClass('phpseclib3\Crypt\EC\Formats\Keys\PKCS8');
 
diff --git a/tests/Unit/Crypt/GCMTest.php b/tests/Unit/Crypt/GCMTest.php
index b0d3bf2b..16981b95 100644
--- a/tests/Unit/Crypt/GCMTest.php
+++ b/tests/Unit/Crypt/GCMTest.php
@@ -18,7 +18,7 @@ class GCMTest extends PhpseclibTestCase
     /**
      * Produces all combinations of test values.
      */
-    public function engine128Vectors(): array
+    public static function engine128Vectors(): array
     {
         $engines = [
             'PHP',
@@ -128,7 +128,7 @@ class GCMTest extends PhpseclibTestCase
     /**
      * Produces all combinations of test values.
      */
-    public function engine256Vectors(): array
+    public static function engine256Vectors(): array
     {
         $engines = [
             'PHP',
diff --git a/tests/Unit/Crypt/HashTest.php b/tests/Unit/Crypt/HashTest.php
index 821f7ca3..0d9e455f 100644
--- a/tests/Unit/Crypt/HashTest.php
+++ b/tests/Unit/Crypt/HashTest.php
@@ -428,7 +428,7 @@ class HashTest extends PhpseclibTestCase
         $this->assertSame($hash->getLengthInBytes(), $length);
     }
 
-    public function lengths(): array
+    public static function lengths(): array
     {
         return [
             // known
@@ -441,7 +441,7 @@ class HashTest extends PhpseclibTestCase
         ];
     }
 
-    public function UMACs(): array
+    public static function UMACs(): array
     {
         return [
             ['', 'umac-32', '113145FB', "umac-32 and message of <empty>"],
diff --git a/tests/Unit/Crypt/RC2Test.php b/tests/Unit/Crypt/RC2Test.php
index 3be19476..2bae103b 100644
--- a/tests/Unit/Crypt/RC2Test.php
+++ b/tests/Unit/Crypt/RC2Test.php
@@ -15,13 +15,13 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class RC2Test extends PhpseclibTestCase
 {
-    public $engines = [
+    public static $engines = [
         'PHP',
         'Eval',
         'OpenSSL',
     ];
 
-    public function engineVectors(): array
+    public static function engineVectors(): array
     {
         // tests from https://tools.ietf.org/html/rfc2268#page-8
         $tests = [
@@ -38,7 +38,7 @@ class RC2Test extends PhpseclibTestCase
 
         $result = [];
 
-        foreach ($this->engines as $engine) {
+        foreach (self::$engines as $engine) {
             foreach ($tests as $test) {
                 $result[] = [$engine, $test[0], $test[1], $test[2], $test[3]];
             }
diff --git a/tests/Unit/Crypt/RC4Test.php b/tests/Unit/Crypt/RC4Test.php
index 72909da3..eed1bc92 100644
--- a/tests/Unit/Crypt/RC4Test.php
+++ b/tests/Unit/Crypt/RC4Test.php
@@ -16,7 +16,7 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class RC4Test extends PhpseclibTestCase
 {
-    public function engineVectors(): array
+    public static function engineVectors(): array
     {
         $engines = [
             'PHP',
diff --git a/tests/Unit/Crypt/RandomTest.php b/tests/Unit/Crypt/RandomTest.php
index 4cbd9d28..d1fad3c9 100644
--- a/tests/Unit/Crypt/RandomTest.php
+++ b/tests/Unit/Crypt/RandomTest.php
@@ -15,9 +15,9 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class RandomTest extends PhpseclibTestCase
 {
-    public function stringLengthData(): array
+    public static function stringLengthData(): array
     {
-        return array_map([$this, 'wrap'], [
+        return array_map(fn($x) => [$x], [
             1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 17, 19, 20, 23, 29, 31, 37,
             41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 111, 128, 1000,
             1024, 10000, 12345, 100000, 123456,
@@ -52,10 +52,4 @@ class RandomTest extends PhpseclibTestCase
             $values[$rand] = true;
         }
     }
-
-    protected function wrap($x): array
-    {
-        // array() is not a function, but $this->wrap() is.
-        return [$x];
-    }
 }
diff --git a/tests/Unit/Crypt/Salsa20Test.php b/tests/Unit/Crypt/Salsa20Test.php
index 469c2cdb..9de1729f 100644
--- a/tests/Unit/Crypt/Salsa20Test.php
+++ b/tests/Unit/Crypt/Salsa20Test.php
@@ -15,7 +15,7 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class Salsa20Test extends PhpseclibTestCase
 {
-    public function engineVectors(): array
+    public static function engineVectors(): array
     {
         $engines = [
             'PHP',
diff --git a/tests/Unit/Crypt/TripleDESTest.php b/tests/Unit/Crypt/TripleDESTest.php
index 9aad0095..c748dce0 100644
--- a/tests/Unit/Crypt/TripleDESTest.php
+++ b/tests/Unit/Crypt/TripleDESTest.php
@@ -15,13 +15,13 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class TripleDESTest extends PhpseclibTestCase
 {
-    public $engines = [
+    public static $engines = [
         'PHP',
         'Eval',
         'OpenSSL',
     ];
 
-    public function engineVectors(): array
+    public static function engineVectors(): array
     {
         // tests from http://csrc.nist.gov/publications/nistpubs/800-20/800-20.pdf#page=273
         $tests = [
@@ -95,7 +95,7 @@ class TripleDESTest extends PhpseclibTestCase
 
         $result = [];
 
-        foreach ($this->engines as $engine) {
+        foreach (self::$engines as $engine) {
             foreach ($tests as $test) {
                 $result[] = [$engine, $test[0], $test[1], $test[2]];
             }
@@ -122,7 +122,7 @@ class TripleDESTest extends PhpseclibTestCase
         $this->assertEquals($result, $expected, "Failed asserting that $plaintext yielded expected output in $engine engine");
     }
 
-    public function engineIVVectors(): array
+    public static function engineIVVectors(): array
     {
         $engines = [
             'PHP',
@@ -184,7 +184,7 @@ class TripleDESTest extends PhpseclibTestCase
         $des->setKey('abcdefghijklmnopqrstuvwx');
         $des->setIV(str_repeat("\0", $des->getBlockLength() >> 3));
 
-        foreach ($this->engines as $engine) {
+        foreach (self::$engines as $engine) {
             $des->setPreferredEngine($engine);
             if (!$des->isValidEngine($engine)) {
                 self::markTestSkipped("Unable to initialize $engine engine");
@@ -209,7 +209,7 @@ class TripleDESTest extends PhpseclibTestCase
     /**
      * @return list<array{string, string}>
      */
-    public function provideForCorrectSelfUseInLambda(): array
+    public static function provideForCorrectSelfUseInLambda(): array
     {
         return [
             ['YWFhYWFhYWFhYWFhYWFhYWFhYWG9l9gm', 'fDSmC5bbLdx8NKYLltst3Hw0pguW2y3cfDSmC5bbLdxmhqEOIeS2ig=='],
diff --git a/tests/Unit/Net/SSH2UnitTest.php b/tests/Unit/Net/SSH2UnitTest.php
index fe817347..afc297c1 100644
--- a/tests/Unit/Net/SSH2UnitTest.php
+++ b/tests/Unit/Net/SSH2UnitTest.php
@@ -16,7 +16,7 @@ use phpseclib3\Tests\PhpseclibTestCase;
 
 class SSH2UnitTest extends PhpseclibTestCase
 {
-    public function formatLogDataProvider(): array
+    public static function formatLogDataProvider(): array
     {
         return [
             [