symfony
diff --git a/‎.appveyor.yml
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+4-4Lines changed: 4 additions & 4 deletions b/‎.appveyor.yml
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+4-4Lines changed: 4 additions & 4 deletions
diff --git a/‎.github/workflows/tests.yml
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+4-3Lines changed: 4 additions & 3 deletions b/‎.github/workflows/tests.yml
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+4-3Lines changed: 4 additions & 3 deletions
diff --git a/‎.travis.yml
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+4-1Lines changed: 4 additions & 1 deletion b/‎.travis.yml
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+4-1Lines changed: 4 additions & 1 deletion
@@ -10,7 +10,7 @@ init:
     - SET PATH=c:\php;%PATH%
     - SET COMPOSER_NO_INTERACTION=1
     - SET SYMFONY_DEPRECATIONS_HELPER=max[indirect]=7
-    - SET "SYMFONY_REQUIRE=>=4.2"
+    - SET "SYMFONY_REQUIRE=>=%APPVEYOR_REPO_BRANCH%"
     - SET ANSICON=121x90 (121x90)
     - SET SYMFONY_PHPUNIT_DISABLE_RESULT_CACHE=1
     - REG ADD "HKEY_CURRENT_USER\Software\Microsoft\Command Processor" /v DelayedExpansion /t REG_DWORD /d 1 /f
@@ -43,15 +43,15 @@ install:
     - echo extension=php_curl.dll >> php.ini-max
     - copy /Y php.ini-max php.ini
     - cd c:\projects\symfony
-    - IF NOT EXIST composer.phar (appveyor DownloadFile https://github.com/composer/composer/releases/download/1.9.0/composer.phar)
-    - php composer.phar self-update
+    - IF NOT EXIST composer.phar (appveyor DownloadFile https://github.com/composer/composer/releases/download/2.0.0/composer.phar)
+    - php composer.phar self-update --2
     - copy /Y .github\composer-config.json %APPDATA%\Composer\config.json
     - php composer.phar global require --no-progress --no-scripts --no-plugins symfony/flex
     - git config --global user.email ""
     - git config --global user.name "Symfony"
     - php .github/build-packages.php "HEAD^" %APPVEYOR_REPO_BRANCH% src\Symfony\Bridge\PhpUnit src\Symfony\Contracts
     - SET COMPOSER_ROOT_VERSION=%APPVEYOR_REPO_BRANCH%.x-dev
-    - php composer.phar update --no-progress --no-suggest --ansi
+    - php composer.phar update --no-progress --ansi
     - php phpunit install
 
 test_script:
 
@@ -52,13 +52,13 @@ jobs:
                     extensions: "memcached,redis,xsl"
                     ini-values: "memory_limit=-1"
                     php-version: "${{ matrix.php }}"
-                    tools: flex
 
             -   name: Configure composer
                 run: |
                     ([ -d ~/.composer ] || mkdir ~/.composer) && cp .github/composer-config.json ~/.composer/config.json
-                    BRANCH_REF=${GITHUB_BASE_REF:-$GITHUB_REF}
-                    echo "COMPOSER_ROOT_VERSION=${BRANCH_REF:11}.x-dev" >> $GITHUB_ENV
+                    BRANCH_REF=${GITHUB_REF:11}
+                    BRANCH_REF=${GITHUB_BASE_REF:-$BRANCH_REF}
+                    echo "COMPOSER_ROOT_VERSION=${BRANCH_REF}.x-dev" >> $GITHUB_ENV
 
             -   name: Determine composer cache directory
                 id: composer-cache
@@ -93,6 +93,7 @@ jobs:
                 if: matrix.php == '7.4'
                 run: |
                     [ -d .phpunit ] && mv .phpunit .phpunit.bak
+                    echo '' > vendor/composer/platform_check.php
                     wget -q https://github.com/symfony/binary-utils/releases/download/v0.1/vulcain_0.1.3_Linux_x86_64.tar.gz -O - | tar xz && mv vulcain /usr/local/bin
                     docker run --rm -e COMPOSER_ROOT_VERSION -v $(pwd):/app -v $(which composer):/usr/local/bin/composer -v /usr/local/bin/vulcain:/usr/local/bin/vulcain -w /app php:7.4-alpine ./phpunit src/Symfony/Component/HttpClient/Tests/CurlHttpClientTest.php --filter testHttp2Push
                     sudo rm -rf .phpunit
 
@@ -64,7 +64,7 @@ before_install:
       cp .github/composer-config.json ~/.composer/config.json
       export PHPUNIT=$(readlink -f ./phpunit)
       export PHPUNIT_X="$PHPUNIT --exclude-group tty,benchmark,intl-data"
-      export COMPOSER_UP='composer update --no-progress --no-suggest --ansi'
+      export COMPOSER_UP='composer update --no-progress --ansi'
       export COMPONENTS=$(find src/Symfony -mindepth 2 -type f -name phpunit.xml.dist -printf '%h\n' | sort)
       find ~/.phpenv -name xdebug.ini -delete
 
@@ -270,7 +270,9 @@ install:
               return
           fi
           phpenv global $PHP
+          composer self-update --2
           ([[ $deps ]] && cd src/Symfony/Component/HttpFoundation; cp composer.json composer.bak; composer config platform.ext-mongodb 1.6.99; composer require --dev --no-update mongodb/mongodb ~1.5.0)
+          rm vendor/composer/package-versions-deprecated -Rf
           tfold 'composer update' $COMPOSER_UP
           tfold 'phpunit install' ./phpunit install
           if [[ $deps = high ]]; then
@@ -318,6 +320,7 @@ install:
 
               if [[ $PHP = ${MIN_PHP%.*} ]]; then
                   export PHP=$MIN_PHP
+                  echo '' > vendor/composer/platform_check.php
                   tfold src/Symfony/Component/Process.sigchild SYMFONY_DEPRECATIONS_HELPER=weak php-$MIN_PHP/sapi/cli/php ./phpunit --colors=always src/Symfony/Component/Process/
               fi
           fi