Improve test suite

* [a] add tests utilitising Docker

This adds a dependancy on Docker being installed

* [f] add Docker image name

* [f] correct image name

* [f] remove container name

* [f] re-introduce container name

* [ch] add container name to travis build

* [ch] remove travis `before_script`

* [ch] add unit tests to suite

* [ch] correct code sniffer cmd

Author: NigelGreenway

.travis.yml

@@ -1,5 +1,12 @@
 language: php
 
+services:
+  - docker
+
+after_install:
+  - docker stop reactive_slim
+  - docker rm reactive_slim
+
 php:
   - 7.0
   - 7.1
@@ -9,5 +16,6 @@ before_script:
   - travis_retry composer install --no-interaction --prefer-source
 
 script:
-  - ./bin/phpcs src --standard=psr2-override.xml
+  - ./bin/phpcs -p --standard=psr2-override.xml src
   - ./bin/phpspec r
+  - ./bin/phpunit -c ./test/phpunit.xml.dist ./test/

Dockerfile

@@ -0,0 +1,14 @@
+FROM php:7.0-alpine
+
+COPY . /var/app
+WORKDIR /var/app
+
+RUN apk update
+RUN apk add --update zlib-dev
+RUN docker-php-ext-install -j$(getconf _NPROCESSORS_ONLN) iconv
+RUN rm -rf /tmp/*
+RUN chmod +x ./test/Integration/ServerStub.php
+
+EXPOSE 1351
+
+ENTRYPOINT php ./test/Integration/ServerStub.php

composer.json

@@ -22,7 +22,9 @@
         "zendframework/zend-diactoros": "^1.4"
     },
     "require-dev": {
+        "guzzlehttp/guzzle": "^6.2",
         "phpspec/phpspec": "^3.4",
+        "phpunit/phpunit": "^6.1",
         "sebastianfeldmann/captainhook": "^2.0",
         "squizlabs/php_codesniffer": "^2.3"
     },
@@ -45,22 +47,27 @@
     },
     "autoload-dev": {
         "psr-4": {
-            "ReactiveSlim\\": "tests"
+            "ReactiveSlim\\Test\\": "test"
         }
     },
     "config": {
         "bin-dir": "./bin",
         "sort-packages": true
     },
     "scripts": {
-        "test": "phpspec r",
+        "docker-build": "docker build -t nigelgreenway/reactive-slim .",
+        "docker-run": "docker run -d -p 1351:1351 --name reactive_slim nigelgreenway/reactive-slim",
+        "docker-start": "docker start reactive_slim",
+        "docker-stop": "docker stop reactive_slim",
+        "test": "phpspec r && phpunit -c ./test/phpunit.xml.dist ./test",
         "check-style": "phpcs -p --standard=psr2-override.xml --runtime-set ignore_errors_on_exit 1 --runtime-set ignore_warnings_on_exit 1 src",
         "fix-style": "phpcbf -p --standard=psr2-override.xml --runtime-set ignore_errors_on_exit 1 --runtime-set ignore_warnings_on_exit 1 src",
-        "clean": "rm -r ./{vendor,bin}",
+        "clean": "rm -r ./{vendor,bin} && docker stop reactive_slim && docker rm reactive_slim",
         "post-install-cmd": [
             "captainhook install",
             "composer check-style",
-            "composer test"
+            "composer docker-build",
+            "composer docker-run"
         ]
     }
 }