Cake shell 'test' works - prints help info.

README.md

@@ -37,3 +37,12 @@ It means that composer will look at `master` branch of repository configured und
 ### 2021-02-24
 
 - Fixed ErrorHandler accordingly to PHP8 migration guide. Otherwise, error handler is logging too much and doesn't respect configured `error_reporting`.
+
+## Debugging cake console in PHPStorm
+
+Make sure PHP and XDebug extension are installed.
+
+1. Find `cake.php` in `lib/Cake/Console`.
+2. Click with right mouse button and choose "Debug".
+3. Go to debug configurations and edit this configuration.
+4. Add argument e.g. `test`.

composer.json

@@ -25,7 +25,7 @@
 		"ext-mcrypt": "You need to install ext-openssl or ext-mcrypt to use AES-256 encryption"
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^3.7",
+		"phpunit/phpunit": "^8.0",
 		"cakephp/cakephp-codesniffer": "^1.0.0"
 	},
 	"config": {

lib/Cake/Console/Shell.php

@@ -355,6 +355,10 @@ class Shell extends CakeObject {
  */
 	public function hasMethod($name) {
 		try {
+			if ($name === null) {
+				return false;
+			}
+
 			$method = new ReflectionMethod($this, $name);
 			if (!$method->isPublic() || substr($name, 0, 1) === '_') {
 				return false;

lib/Cake/TestSuite/CakeTestCase.php

@@ -24,7 +24,7 @@ App::uses('CakeTestFixture', 'TestSuite/Fixture');
  *
  * @package       Cake.TestSuite
  */
-abstract class CakeTestCase extends PHPUnit_Framework_TestCase {
+abstract class CakeTestCase extends \PHPUnit\Framework\TestCase {
 
 /**
  * The class responsible for managing the creation, loading and removing of fixtures

lib/Cake/TestSuite/CakeTestLoader.php

@@ -18,6 +18,9 @@
  * @package Cake.TestSuite
  */
 
+use PHPUnit\Runner\StandardTestSuiteLoader;
+use PHPUnit\Runner\TestSuiteLoader;
+
 /**
  * TestLoader for CakePHP Test suite.
  *
@@ -25,21 +28,34 @@
  *
  * @package Cake.TestSuite
  */
-class CakeTestLoader extends PHPUnit_Runner_StandardTestSuiteLoader {
+class CakeTestLoader implements TestSuiteLoader {
 
-/**
+
+	private TestSuiteLoader $testSuiteLoader;
+
+	public function __construct()
+	{
+		$this->testSuiteLoader = new StandardTestSuiteLoader();
+	}
+
+	/**
  * Load a file and find the first test case / suite in that file.
  *
  * @param string $filePath The file path to load
  * @param string $params Additional parameters
  * @return ReflectionClass
  */
-	public function load($filePath, $params = '') {
+	public function load(string $filePath, string  $params = '') : ReflectionClass {
 		$file = $this->_resolveTestFile($filePath, $params);
-		return parent::load('', $file);
+		return $this->testSuiteLoader->load('', $file);
 	}
 
-/**
+	public function reload(ReflectionClass $aClass) : ReflectionClass
+	{
+		return $this->testSuiteLoader->reload($aClass);
+	}
+
+	/**
  * Convert path fragments used by CakePHP's test runner to absolute paths that can be fed to PHPUnit.
  *
  * @param string $filePath The file path to load.

lib/Cake/TestSuite/CakeTestSuiteDispatcher.php

@@ -19,6 +19,9 @@
 /**
  * Path to the tests directory of the app.
  */
+
+use PHPUnit\Framework\TestCase;
+
 if (!defined('TESTS')) {
 	define('TESTS', APP . 'Test' . DS);
 }
@@ -149,7 +152,7 @@ class CakeTestSuiteDispatcher {
  * @return bool true if found, false otherwise
  */
 	public function loadTestFramework() {
-		if (class_exists('PHPUnit_Framework_TestCase')) {
+		if (class_exists(TestCase::class)) {
 			return true;
 		}
 		$phpunitPath = 'phpunit' . DS . 'phpunit';
@@ -177,8 +180,11 @@ class CakeTestSuiteDispatcher {
 				return $included;
 			}
 		}
-		include 'PHPUnit' . DS . 'Autoload.php';
-		return class_exists('PHPUnit_Framework_TestCase');
+
+		//TODO: Remove code above. It should be enough to go directly to composer directory and get php unit.
+		include $vendor . DS . "autoload.php";
+
+ 		return class_exists(TestCase::class);
 	}
 
 /**