PHPUnit 10

.github/workflows/lint.yml

@@ -39,11 +39,15 @@ jobs:
           coverage: "none"
           php-version: "${{ matrix.php-version }}"
 
+      - name: "Downgrade PHPUnit"
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
+        run: "composer require --dev phpunit/phpunit:^9.6 sebastian/diff:^4.0 --update-with-dependencies --ignore-platform-reqs"
+
       - name: "Install dependencies"
         run: "composer install --no-interaction --no-progress"
 
       - name: "Transform source code"
-        if: matrix.php-version != '8.1' && matrix.php-version != '8.2' && matrix.php-version != '8.3' && matrix.php-version != '8.4'
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
         run: |
           composer install --no-interaction --no-progress --working-dir=compiler
           ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}

.github/workflows/phar.yml

@@ -41,6 +41,10 @@ jobs:
       - name: "Install dependencies"
         run: "composer install --no-interaction --no-progress"
 
+      # only sebastian/diff ^4 supports PHP 7.4 so we need that in the PHAR
+      - name: "Downgrade PHPUnit"
+        run: "composer require --dev phpunit/phpunit:^9.6 sebastian/diff:^4.0 --update-with-dependencies --ignore-platform-reqs"
+
       - name: "Install compiler dependencies"
         run: "composer install --no-interaction --no-progress --working-dir=compiler"
 

.github/workflows/reflection-golden-test.yml

@@ -100,7 +100,7 @@ jobs:
         run: "composer install --no-interaction --no-progress"
 
       - name: "Transform source code"
-        if: matrix.php-version != '8.1' && matrix.php-version != '8.2' && matrix.php-version != '8.3' && matrix.php-version != '8.4'
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
         run: |
           composer install --no-interaction --no-progress --working-dir=compiler
           ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}
@@ -118,11 +118,15 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@v4
 
+      - name: "Downgrade PHPUnit"
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
+        run: "composer require --dev phpunit/phpunit:^9.6 sebastian/diff:^4.0 --update-with-dependencies --ignore-platform-reqs"
+
       - name: "Install dependencies"
         run: "composer install --no-interaction --no-progress"
 
       - name: "Transform source code"
-        if: matrix.php-version != '8.1' && matrix.php-version != '8.2' && matrix.php-version != '8.3' && matrix.php-version != '8.4'
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
         run: |
           composer install --no-interaction --no-progress --working-dir=compiler
           ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}

.github/workflows/static-analysis.yml

@@ -48,18 +48,22 @@ jobs:
           ini-file: development
           extensions: mbstring
 
+      - name: "Downgrade PHPUnit"
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
+        shell: bash
+        run: "composer require --dev phpunit/phpunit:^9.6 sebastian/diff:^4.0 --update-with-dependencies --ignore-platform-reqs"
+
       - name: "Install dependencies"
         run: "composer install --no-interaction --no-progress"
 
       - name: "Transform source code"
-        if: matrix.php-version != '8.1' && matrix.php-version != '8.2' && matrix.php-version != '8.3' && matrix.php-version != '8.4'
+        if: matrix.php-version == '7.4' || matrix.php-version == '8.0'
         shell: bash
         run: |
           composer install --no-interaction --no-progress --working-dir=compiler
           ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}
           composer dump
 
-
       - name: "PHPStan"
         run: "make phpstan"
 

.github/workflows/tests.yml

@@ -32,8 +32,6 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - "7.4"
-          - "8.0"
           - "8.1"
           - "8.2"
           - "8.3"
@@ -57,15 +55,6 @@ jobs:
       - name: "Install dependencies"
         run: "composer install --no-interaction --no-progress"
 
-      - name: "Transform source code"
-        if: matrix.php-version != '8.1' && matrix.php-version != '8.2' && matrix.php-version != '8.3' && matrix.php-version != '8.4'
-        shell: bash
-        run: |
-          composer install --no-interaction --no-progress --working-dir=compiler
-          ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}
-          composer dump
-
-
       - name: "Tests"
         run: "make tests"
 
@@ -118,8 +107,8 @@ jobs:
           ini-file: development
           ini-values: memory_limit=1G
 
-      - name: "Install PHPUnit 10.x"
-        run: "composer remove --dev brianium/paratest && composer require --dev --with-all-dependencies phpunit/phpunit:^10 sebastian/diff:^5.0"
+      - name: "Install dependencies"
+        run: "composer install --no-interaction --no-progress"
 
       - id: set-matrix
         run: echo "matrix=$(php .github/workflows/tests-levels-matrix.php)" >> $GITHUB_OUTPUT
@@ -158,3 +147,51 @@ jobs:
 
       - name: "Tests"
         run: "${{ matrix.script }}"
+
+  tests-with-old-phpunit:
+    name: "Tests with old PHPUnit"
+    runs-on: ${{ matrix.operating-system }}
+    timeout-minutes: 60
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php-version:
+          - "7.4"
+          - "8.0"
+        operating-system: [ ubuntu-latest, windows-latest ]
+
+    steps:
+      - name: "Checkout"
+        uses: actions/checkout@v4
+
+      - name: "Install PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          coverage: "none"
+          php-version: "${{ matrix.php-version }}"
+          tools: pecl
+          extensions: ds,mbstring
+          ini-file: development
+          ini-values: memory_limit=2G
+
+      - name: "Downgrade PHPUnit"
+        shell: bash
+        run: "composer require --dev phpunit/phpunit:^9.6 sebastian/diff:^4.0 --update-with-dependencies --ignore-platform-reqs"
+
+      - name: "Install dependencies"
+        run: "composer install --no-interaction --no-progress"
+
+      - name: "Downgrade PHPUnit with Paratest"
+        shell: bash
+        run: "composer require --dev phpunit/phpunit:^9.6 brianium/paratest:^6.5 symfony/console:^5.4 symfony/process:^5.4 --update-with-dependencies --ignore-platform-reqs --working-dir=tests"
+
+      - name: "Transform source code"
+        shell: bash
+        run: |
+          composer install --no-interaction --no-progress --working-dir=compiler
+          ./compiler/vendor/bin/simple-downgrade downgrade -c build/downgrade.php ${{ matrix.php-version }}
+          composer dump
+
+      - name: "Tests"
+        run: "make tests"

Makefile

@@ -2,20 +2,14 @@
 
 build: cs tests phpstan
 
-tests:
-	XDEBUG_MODE=off php vendor/bin/paratest --runner WrapperRunner --no-coverage
+tests: install-paratest
+	XDEBUG_MODE=off php tests/vendor/bin/paratest --runner WrapperRunner --no-coverage
 
-tests-integration:
-	php vendor/bin/paratest --runner WrapperRunner --no-coverage --group exec
-
-tests-levels:
-	php vendor/bin/paratest --runner WrapperRunner --no-coverage --group levels
-
-tests-coverage:
-	php vendor/bin/paratest --runner WrapperRunner
+tests-integration: install-paratest
+	php tests/vendor/bin/paratest --runner WrapperRunner --no-coverage --group exec
 
 tests-golden-reflection:
-	php vendor/bin/paratest --runner WrapperRunner --no-coverage tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
+	php vendor/bin/phpunit tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
 
 lint:
 	XDEBUG_MODE=off php vendor/bin/parallel-lint --colors \
@@ -113,6 +107,9 @@ lint:
 		--exclude tests/PHPStan/Rules/Playground/data/promote-missing-override.php \
 		src tests
 
+install-paratest:
+	composer install --working-dir tests
+
 cs:
 	composer install --working-dir build-cs && XDEBUG_MODE=off php build-cs/vendor/bin/phpcs
 

build/ignore-by-php-version.neon.php

@@ -33,6 +33,11 @@
 	$includes[] = __DIR__ . '/deprecated-8.4.neon';
 }
 
+if (PHP_VERSION_ID < 80100) {
+	$includes[] = __DIR__ . '/old-phpunit.neon';
+} else {
+	$includes[] = __DIR__ . '/new-phpunit.neon';
+}
 $config = [];
 $config['includes'] = $includes;
 

build/new-phpunit.neon

@@ -0,0 +1,7 @@
+parameters:
+	ignoreErrors:
+		-
+			message: '#^Call to an undefined static method PHPUnit\\Framework\\TestCase\:\:assertFileNotExists\(\)\.$#'
+			identifier: staticMethod.notFound
+			count: 1
+			path: ../src/Testing/LevelsTestCase.php

build/old-phpunit.neon

@@ -0,0 +1,16 @@
+parameters:
+	ignoreErrors:
+			-
+				message: '#^Instanceof references internal interface PHPUnit\\Exception\.$#'
+				identifier: instanceof.internalInterface
+				count: 1
+				path: ../tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
+
+			-
+				message: '''
+					#^Call to deprecated method assertFileNotExists\(\) of class PHPUnit\\Framework\\Assert\:
+					https\://github\.com/sebastianbergmann/phpunit/issues/4077$#
+				'''
+				identifier: staticMethod.deprecated
+				count: 1
+				path: ../src/Testing/LevelsTestCase.php

build/phpstan.neon

@@ -26,6 +26,7 @@ parameters:
 	excludePaths:
 		- ../tests/*/data/*
 		- ../tests/tmp/*
+		- ../tests/vendor/*
 		- ../tests/PHPStan/Analyser/nsrt/*
 		- ../tests/PHPStan/Analyser/traits/*
 		- ../tests/notAutoloaded/*

composer.json

@@ -38,7 +38,7 @@
 		"react/promise": "^3.2",
 		"react/socket": "^1.3",
 		"react/stream": "^1.1",
-		"sebastian/diff": "^4.0",
+		"sebastian/diff": "^5.0",
 		"symfony/console": "^5.4.3",
 		"symfony/finder": "^5.4.3",
 		"symfony/polyfill-intl-grapheme": "^1.23",
@@ -55,14 +55,13 @@
 		"symfony/polyfill-php73": "*"
 	},
 	"require-dev": {
-		"brianium/paratest": "^6.5",
 		"cweagans/composer-patches": "^1.7.3",
 		"php-parallel-lint/php-parallel-lint": "^1.2.0",
 		"phpstan/phpstan-deprecation-rules": "^2.0.2",
 		"phpstan/phpstan-nette": "^2.0",
-		"phpstan/phpstan-phpunit": "^2.0",
+		"phpstan/phpstan-phpunit": "^2.0.7",
 		"phpstan/phpstan-strict-rules": "^2.0",
-		"phpunit/phpunit": "^9.6",
+		"phpunit/phpunit": "10.5.31",
 		"shipmonk/composer-dependency-analyser": "^1.5",
 		"shipmonk/dead-code-detector": "^0.12.0",
 		"shipmonk/name-collision-detector": "^2.0"