[CI] Replace Travis CI with Github Actions (#1926)

Travis stopped working again and no answers from support

.github/workflows/lint.yml

@@ -0,0 +1,34 @@
+name: Lint
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  phpcs:
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        php-versions: ['5.6', '7.0', '7.1', '7.2', '7.3', '7.4']
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          tools: phpcs
+      - run: phpcs . --standard=phpcs.xml --warning-severity=0 --extensions=php -p
+
+  phpcompatibility:
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        php-versions: ['5.6', '7.4']
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          tools: phpcs
+      - run: phpcs . --standard=phpcs.xml --warning-severity=0 --extensions=php -p

.github/workflows/tests.yml

@@ -0,0 +1,47 @@
+name: Tests
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  phpunit6:
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        php-versions: ['7.0', '7.1', '7.2']
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+      - run: composer global require phpunit/phpunit ^6
+      - run: phpunit --configuration=phpunit.xml --include-path=lib/
+
+  phpunit7:
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        php-versions: ['7.1', '7.2', '7.3']
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+      - run: composer global require phpunit/phpunit ^7
+      - run: phpunit --configuration=phpunit.xml --include-path=lib/
+
+  phpunit8:
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        php-versions: ['7.3', '7.4']
+    steps:
+      - uses: actions/checkout@v2
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+      - run: composer global require phpunit/phpunit ^8
+      - run: phpunit --configuration=phpunit.xml --include-path=lib/

.travis.yml

@@ -1,46 +0,0 @@
-dist: trusty
-language: php
-
-install:
-  - composer global require dealerdirect/phpcodesniffer-composer-installer;
-  - composer global require phpcompatibility/php-compatibility;
-  - if [[ "$PHPUNIT" ]]; then
-      composer global require phpunit/phpunit ^$PHPUNIT;
-    fi
-
-script:
-  - phpenv rehash
-  # Run PHP_CodeSniffer on all versions
-  - ~/.config/composer/vendor/bin/phpcs . --standard=phpcs.xml --warning-severity=0 --extensions=php -p;
-  # Check PHP compatibility for the lowest and highest supported version
-  - if [[ $TRAVIS_PHP_VERSION == "5.6" || $TRAVIS_PHP_VERSION == "7.3" ]]; then
-      ~/.config/composer/vendor/bin/phpcs . --standard=phpcompatibility.xml --extensions=php -p;
-    fi
-  # Run unit tests on highest major version
-  - if [[ ${TRAVIS_PHP_VERSION:0:1} == "7" ]]; then
-      ~/.config/composer/vendor/bin/phpunit --configuration=phpunit.xml --include-path=lib/;
-    fi
-
-php:
-  - 7.3
-
-env:
-  - PHPUNIT=6
-  - PHPUNIT=7
-  - PHPUNIT=8
-
-matrix:
-  fast_finish: true
-
-  include:
-    - php: 5.6
-      env: PHPUNIT=
-    - php: 7.0
-    - php: 7.1
-    - php: 7.2
-
-  allow_failures:
-    - php: 7.3
-      env: PHPUNIT=7
-    - php: 7.3
-      env: PHPUNIT=8