ci: add PHPUnit configuration and improve workflow

Author: rjsamra

.github/workflows/test.yml

@@ -27,13 +27,24 @@ jobs:
           extensions: dom, curl, libxml, mbstring, zip, pcntl, pdo, sqlite, pdo_sqlite
           coverage: xdebug
 
+      - name: Get composer cache directory
+        id: composer-cache
+        run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
+
+      - name: Cache dependencies
+        uses: actions/cache@v3
+        with:
+          path: ${{ steps.composer-cache.outputs.dir }}
+          key: ${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}
+          restore-keys: ${{ runner.os }}-composer-
+
       - name: Install dependencies
         run: |
           composer require "laravel/framework:${{ matrix.laravel }}" --no-interaction --no-update
           composer update --prefer-dist --no-interaction
 
       - name: Execute tests
-        run: vendor/bin/phpunit --coverage-text --coverage-clover=coverage.xml
+        run: vendor/bin/phpunit
 
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v3

phpunit.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="./vendor/phpunit/phpunit/phpunit.xsd"
+         bootstrap="vendor/autoload.php"
+         colors="true"
+>
+    <testsuites>
+        <testsuite name="Feature">
+            <directory suffix="Test.php">./tests/Feature</directory>
+        </testsuite>
+    </testsuites>
+    <coverage processUncoveredFiles="true">
+        <include>
+            <directory suffix=".php">./src</directory>
+        </include>
+        <report>
+            <clover outputFile="coverage.xml"/>
+            <text outputFile="php://stdout" showUncoveredFiles="true"/>
+        </report>
+    </coverage>
+    <php>
+        <env name="APP_ENV" value="testing"/>
+        <env name="APP_DEBUG" value="true"/>
+    </php>
+</phpunit>