Merge pull request #15 from SymfonyTest/Nyholm-patch-1

Adding a better travis file

Author: Nyholm

Readme.md

@@ -101,31 +101,63 @@ You want Travis to run against each currently supported LTS version of Symfony (
 
 ```yaml
 language: php
+sudo: false
+cache:
+    directories:
+        - $HOME/.composer/cache/files
+        - $HOME/symfony-bridge/.phpunit
 
-php:
-    - 5.5
-    - 5.6
-    - 7.0
-    - 7.1
 env:
-  global:
-    - TEST_COMMAND="vendor/bin/phpunit"
-  matrix:
-    - SYMFONY_VERSION=4.*    
-    - SYMFONY_VERSION=3.4.*    
-    - SYMFONY_VERSION=2.7.*
+    global:
+        - PHPUNIT_FLAGS=""
+        - SYMFONY_PHPUNIT_DIR="$HOME/symfony-bridge/.phpunit"
 
 matrix:
-  fast_finish: true
-  include:
-    - php: 5.5
-      env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" SYMFONY_VERSION=2.7.* TEST_COMMAND="vendor/bin/phpunit --coverage-text --coverage-clover=build/coverage.xml"
+    fast_finish: true
+    include:
+          # Minimum supported dependencies with the latest and oldest PHP version
+        - php: 7.2
+          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" SYMFONY_DEPRECATIONS_HELPER="weak_vendors"
+        - php: 5.5
+          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" SYMFONY_DEPRECATIONS_HELPER="weak_vendors"
+
+          # Test the latest stable release
+        - php: 5.5
+        - php: 5.6
+        - php: 7.0
+        - php: 7.1
+        - php: 7.2
+          env: COVERAGE=true PHPUNIT_FLAGS="-v --testsuite main --coverage-text --coverage-clover=build/coverage.xml"
+
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^2"
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^3"
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^4"
+
+          # Latest commit to master
+        - php: 7.2
+          env: STABILITY="dev"
+
+    allow_failures:
+          # Dev-master is allowed to fail.
+        - env: STABILITY="dev"
+
+before_install:
+    - if [[ $COVERAGE != true ]]; then phpenv config-rm xdebug.ini || true; fi
+    - if ! [ -z "$STABILITY" ]; then composer config minimum-stability ${STABILITY}; fi;
+    - composer require --no-update symfony/phpunit-bridge:^4.0 ${DEPENDENCIES}
 
 install:
-    - composer require symfony/symfony:${SYMFONY_VERSION} --no-update
-    - travis_retry composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
+    # To be removed when this issue will be resolved: https://github.com/composer/composer/issues/5355
+    - if [[ "$COMPOSER_FLAGS" == *"--prefer-lowest"* ]]; then composer update --prefer-dist --no-interaction --prefer-stable --quiet; fi
+    - composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
+    - ./vendor/bin/simple-phpunit install
 
 script:
-    - $TEST_COMMAND
+    - composer validate --strict --no-check-lock
+    - ./vendor/bin/simple-phpunit $PHPUNIT_FLAGS
+
 ```