adds resources for running tests on CI

.gitignore

@@ -11,12 +11,16 @@ build/*
 composer.lock
 
 # Ignore test files
+.phpunit.result.cache
 /tests/tinker/
 /tests/TestConfig.php
 
 # IDEs
 /.vscode/
 /.idea
 
-# TODO list
-TODO.md
+# scratch files
+TODO.md
+
+# docker compose overrides
+docker-compose.override.yml

Dockerfile

@@ -0,0 +1,12 @@
+FROM php:7.2-cli
+
+# Install PHP extensions and composer
+RUN apt-get update && \
+    apt-get install -y libzip-dev zlib1g-dev zip && \
+    docker-php-ext-install zip && \
+    curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer
+
+# Copy application files
+RUN mkdir -p /usr/src/zamzar-php
+COPY . /usr/src/zamzar-php
+WORKDIR /usr/src/zamzar-php

Makefile

@@ -0,0 +1,8 @@
+.PHONY: up test
+
+up:
+	@docker compose up -d
+	@docker compose exec php composer install --no-interaction
+
+test: up
+	@docker compose exec php vendor/bin/phpunit

docker-compose.yml

@@ -0,0 +1,17 @@
+version: '3'
+services:
+  php:
+    build: .
+    depends_on:
+      - mock
+    entrypoint: [ "/bin/sh", "-c", "sleep infinity" ]
+    environment:
+      - ZAMZAR_API_KEY=GiVUYsF4A8ssq93FR48H
+      - ZAMZAR_API_URL=http://mock:8080
+    volumes:
+      - '.:/usr/src/zamzar-php'
+    working_dir: '/usr/src/zamzar-php'
+  mock:
+    image: zamzar/zamzar-mock:latest
+    ports:
+      - "8080:8080"

phpunit.xml

@@ -0,0 +1,12 @@
+<?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="Unit">
+            <directory>./tests</directory>
+        </testsuite>
+    </testsuites>
+</phpunit>