Add GitHub Action for running unit tests on push/pull requests

Author: pH-7

.gitattributes

@@ -1,5 +1,6 @@
 ## Exclude dev files from dist prod zip archive
 
+/.github export-ignore
 /tests export-ignore
 .gitattributes export-ignore
 .gitignore export-ignore

.github/workflows/test.yml

@@ -0,0 +1,50 @@
+name: Tests
+
+on: [ push, pull_request ]
+
+jobs:
+  run:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ 'ubuntu-latest' ]
+        php-versions: [ '7.1', '7.2', '7.3', '7.4', '8.0' ]
+        phpunit-version: [ '9.5' ]
+    name: PHP ${{ matrix.php-versions }} Test on ${{ matrix.os }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php-versions }}
+          tools: phpunit:${{ matrix.phpunit-version }}, composer:v2
+
+      - name: Check PHP Version
+        run: php -v
+
+      - name: Check Composer Version
+        run: composer -V
+
+      - name: Validate Composer json/lock
+        run: composer validate --strict
+
+      - name: Get Composer Cache Directory
+        id: composer-cache
+        run: |
+          echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+      - name: Cache Composer dependencies
+        uses: actions/cache@v2
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-composer-
+
+      - name: Install Composer Dependencies
+        run: composer install --prefer-dist --no-interaction --no-progress --no-suggest
+
+      - name: Run Unit Test
+        run: composer test

.gitignore

@@ -9,7 +9,6 @@ composer.phar
 *.log
 *.tmp
 
-
 # PHPStorm IDE folder
 .idea
 

composer.json

@@ -29,8 +29,8 @@
     "league/csv": "^9.1"
   },
   "require-dev": {
-    "phpunit/phpunit": "^6.5",
-    "phake/phake": "^3.0"
+    "phpunit/phpunit": "^7.5",
+    "phake/phake": "^3.1"
   },
   "autoload": {
     "psr-4": {