Workflow for src tests coverage

.github/workflows/src-coverage.yml

@@ -0,0 +1,39 @@
+name: Code coverage (`src` directory)
+
+on:
+  pull_request
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  woocommerce-coverage:
+    name:    Src Coverage
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast:    false
+      max-parallel: 10
+      matrix:
+        woocommerce: [ 'latest' ]
+        wordpress:   [ 'latest' ]
+        php:         [ '7.4' ]
+    env:
+      WP_VERSION: ${{ matrix.wordpress }}
+      WC_VERSION: ${{ matrix.woocommerce }}
+    steps:
+      # clone the repository
+      - uses: actions/checkout@v3
+      # enable dependencies caching
+      - uses: actions/cache@v3
+        with:
+          path: ~/.cache/composer/
+          key:  ${{ runner.os }}-composer-${{ hashFiles('composer.lock') }}
+      # setup PHP, but without debug extensions for reasonable performance
+      - uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          tools:       composer
+          coverage:    xdebug2
+      # run CI checks
+      - run: bash bin/run-ci-tests-check-src-coverage.bash

bin/phpunit.sh

@@ -6,20 +6,21 @@ fi
 
 CURRENT_PHP_MAJOR_VERSION=$(php -r 'echo PHP_MAJOR_VERSION;')
 CURRENT_PHP_MINOR_VERSION=$(php -r 'echo PHP_MINOR_VERSION;')
+CONFIG_FILE=${1-phpunit.xml.dist}
 
 # The PHPUnit version inside composer.json is not compatible with PHP versions bellow 7.3
 # Update this constant if you wish to bump supported PHP major version
 SUPPORTED_PHP_MAJOR_VERSION_FOR_PHPUNIT_INSTALLED_VIA_COMPOSER_JSON=7
 SUPPORTED_PHP_MINOR_VERSION_FOR_PHPUNIT_INSTALLED_VIA_COMPOSER_JSON=3
 
 if [ $CURRENT_PHP_MAJOR_VERSION -gt $SUPPORTED_PHP_MAJOR_VERSION_FOR_PHPUNIT_INSTALLED_VIA_COMPOSER_JSON ]; then
-	./vendor/bin/phpunit -c phpunit.xml.dist "$@";
+	./vendor/bin/phpunit -c $CONFIG_FILE "$@";
 else
 	if [ $CURRENT_PHP_MINOR_VERSION -ge $SUPPORTED_PHP_MINOR_VERSION_FOR_PHPUNIT_INSTALLED_VIA_COMPOSER_JSON ]; then
-		./vendor/bin/phpunit -c phpunit.xml.dist "$@";
+		./vendor/bin/phpunit -c $CONFIG_FILE "$@";
 	else
     	chmod +x ./bin/phpunit6
-    	./bin/phpunit6 -c phpunit.xml.dist "$@";
+    	./bin/phpunit6 -c $CONFIG_FILE "$@";
     fi
 fi
 

bin/run-ci-tests-check-src-coverage.bash

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+# set strict mode for bash
+set -euo pipefail
+IFS=$'\n\t'
+
+# set environment variables
+WCPAY_DIR="$GITHUB_WORKSPACE"
+
+composer self-update && composer install --no-progress
+sudo systemctl start mysql.service
+bash bin/install-wp-tests.sh woocommerce_test root root localhost $WP_VERSION $WC_VERSION false
+echo 'Running the tests...'
+bash bin/phpunit.sh phpunit-src.xml.dist --coverage-clover /tmp/clover.xml
+vendor/bin/coverage-check /tmp/clover.xml 100
+