Adding all

.docker/php/Dockerfile

@@ -0,0 +1,25 @@
+FROM php:8.1-fpm
+
+RUN apt-get update && \
+    apt-get -y install --no-install-recommends curl gnupg gnupg2 git wget curl libpng-dev libjpeg62-turbo-dev net-tools \
+    libssl-dev libcurl4-openssl-dev pkg-config libxml2-dev zlib1g-dev \
+    libpq-dev openssh-client libzip-dev libfreetype6-dev libonig-dev
+
+RUN docker-php-ext-install bcmath curl xml mbstring zip intl gd
+
+# Install xdebug
+RUN pecl install xdebug
+RUN echo "xdebug.mode=debug,coverage\n" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    "xdebug.start_with_request=yes\n" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    "xdebug.discover_client_host=1\n" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini \
+    "xdebug.client_host=\"host.docker.internal\"\n" >> /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
+RUN docker-php-ext-enable xdebug
+
+# Install composer
+RUN curl -sS https://getcomposer.org/installer -o composer-setup.php \
+    && php composer-setup.php --install-dir=/usr/local/bin --filename=composer
+
+# Install infection
+RUN wget https://github.com/infection/infection/releases/download/0.26.10/infection.phar \
+    && chmod +x infection.phar \
+    && mv infection.phar /usr/local/bin/infection

.docker/php/php.ini

@@ -0,0 +1 @@
+#upload_max_filesize = 1M

.gitignore

@@ -1 +1,4 @@
 .idea
+composer.lock
+vendor/
+.phpunit.result.cache

Makefile

@@ -0,0 +1,31 @@
+.PHONY: help start stop
+
+.DEFAULT_GOAL := help
+
+help: # Show Help
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m<target>\033[0m\n\nTargets:\n"} /^[a-zA-Z_-]+:.*?##/ { printf "  \033[36m%-10s\033[0m %s\n", $$1, $$2 }' $(MAKEFILE_LIST)
+
+install: ## First entry command to install all the necessary
+	make startd
+	make composer-install
+
+start: ## Start docker-compose
+	@docker-compose up
+
+startd: ## Startd
+	@docker-compose up -d
+
+stop: ## Stop
+	@docker-compose stop
+
+composer-install: ## Install composer dependencies
+	@docker exec php sh -c "XDEBUG_MODE=off composer install"
+
+test: ## Execute PHPUnite test
+	@docker exec php sh -c "XDEBUG_MODE=off php ./vendor/bin/phpunit -c phpunit.xml.dist"
+
+coverage-text: ## Execute phpunit coverage in text format
+	@docker exec php sh -c "XDEBUG_MODE=coverage php -n -dzend_extension=xdebug ./vendor/phpunit/phpunit/phpunit --coverage-text"
+
+infection: ## Execute Infection
+	@docker exec php sh -c "XDEBUG_MODE=coverage infection --threads=1"

composer.json

@@ -0,0 +1,28 @@
+{
+  "name": "victormln/docker-php-testing",
+  "type": "template",
+  "description": "A project template to have PHP 8.1 and testing tools (PHPUnit + Infection)",
+  "keywords": ["template"],
+  "homepage": "https://victormln.gitlab.io",
+  "license": "MIT",
+  "authors": [
+    {
+      "name": "Víctor Molina",
+      "email": "victor.molinaf@gmail.com",
+      "homepage": "https://victormln.gitlab.io"
+    }
+  ],
+  "autoload":{
+    "psr-4":{
+      "Victormln\\DockerPHPTesting\\":"src/"
+    }
+  },
+  "autoload-dev":{
+    "psr-4":{
+      "Victormln\\DockerPHPTesting\\Tests\\":"tests/"
+    }
+  },
+  "require-dev": {
+    "phpunit/phpunit": "^9.5"
+  }
+}

docker-compose.yml

@@ -0,0 +1,11 @@
+version: "3.7"
+
+services:
+
+  php:
+    build: ./.docker/php
+    container_name: php
+    working_dir: /var/www/php
+    volumes:
+      - .:/var/www/php:cached
+      - ./.docker/php/php.ini:/usr/local/etc/php/php.ini:cached

infection.json

@@ -0,0 +1,11 @@
+{
+    "$schema": "https://raw.githubusercontent.com/infection/infection/0.26.10/resources/schema.json",
+    "source": {
+        "directories": [
+            "src"
+        ]
+    },
+    "mutators": {
+        "@default": true
+    }
+}

phpunit.xml.dist

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- https://phpunit.readthedocs.io/en/latest/configuration.html -->
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
+         colors="true"
+         executionOrder="random"
+>
+    <testsuites>
+        <testsuite name="Unit Test">
+            <directory>tests</directory>
+        </testsuite>
+    </testsuites>
+
+    <coverage processUncoveredFiles="true">
+        <include>
+            <directory suffix=".php">src</directory>
+        </include>
+    </coverage>
+</phpunit>

src/Id.php

@@ -0,0 +1,15 @@
+<?php declare(strict_types=1);
+
+namespace Victormln\DockerPHPTesting;
+
+final class Id
+{
+    public function __construct(private readonly string $id)
+    {
+    }
+
+    public function value(): string
+    {
+        return $this->id;
+    }
+}

tests/IdTest.php

@@ -0,0 +1,18 @@
+<?php declare(strict_types=1);
+
+namespace Victormln\DockerPHPTesting\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Victormln\DockerPHPTesting\Id;
+
+class IdTest extends TestCase
+{
+    private const EXPECTED_ID = '8b82112f-67ed-46bf-9c60-0c8cf169aabb';
+
+    public function test_Id_is_created(): void
+    {
+        $id = new Id(self::EXPECTED_ID);
+
+        self::assertSame(self::EXPECTED_ID, $id->value());
+    }
+}