diff --git a/tests/7.3-apache/goss.yaml b/tests/7.3-apache/goss.yaml
new file mode 100644
index 0000000..bf6fba7
--- /dev/null
+++ b/tests/7.3-apache/goss.yaml
@@ -0,0 +1,37 @@
+file:
+  /var/log/apache2/access.log:
+    exists: true
+    mode: "0777"
+    size: 11
+    owner: root
+    group: wheel
+    linked-to: /dev/stdout
+    filetype: symlink
+    contains: []
+  /var/log/apache2/error.log:
+    exists: true
+    mode: "0777"
+    size: 11
+    owner: root
+    group: wheel
+    linked-to: /dev/stderr
+    filetype: symlink
+    contains: []
+package:
+  apache2:
+    installed: true
+port:
+  tcp:80:
+    listening: false
+    ip: []
+process:
+  httpd:
+    running: true
+http:
+  http://localhost:
+    status: 200
+    allow-insecure: false
+    no-follow-redirects: false
+    timeout: 5000
+    body:
+    - It works!
diff --git a/tests/7.3-apache/test b/tests/7.3-apache/test
new file mode 100755
index 0000000..7d86c40
--- /dev/null
+++ b/tests/7.3-apache/test
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-apache -f ../../docker/7.3-apache.Dockerfile ../../docker || exit 1
+
+i=0
+time dgoss run -p 80:80 phpearth/test:7.3-apache || ((i++))
+
+exit $i
diff --git a/tests/7.3-argon/Dockerfile b/tests/7.3-argon/Dockerfile
new file mode 100644
index 0000000..4c7bed3
--- /dev/null
+++ b/tests/7.3-argon/Dockerfile
@@ -0,0 +1,7 @@
+FROM phpearth/test:7.3-cli
+
+RUN mkdir -p /usr/src/app
+
+ADD argon.php /usr/src/app/argon.php
+
+WORKDIR /usr/src/app
diff --git a/tests/7.3-argon/argon.php b/tests/7.3-argon/argon.php
new file mode 100644
index 0000000..b68db38
--- /dev/null
+++ b/tests/7.3-argon/argon.php
@@ -0,0 +1,7 @@
+<?php
+
+// plain text password
+$password = 'secretcode';
+
+// password hashed with PASSWORD_ARGON2I
+echo password_hash($password, PASSWORD_ARGON2I);
diff --git a/tests/7.3-argon/goss.yaml b/tests/7.3-argon/goss.yaml
new file mode 100644
index 0000000..c59122a
--- /dev/null
+++ b/tests/7.3-argon/goss.yaml
@@ -0,0 +1,5 @@
+command:
+  php argon.php:
+    exit-status: 0
+    stderr: ['!/./']
+    timeout: 10000
diff --git a/tests/7.3-argon/test b/tests/7.3-argon/test
new file mode 100755
index 0000000..04828c0
--- /dev/null
+++ b/tests/7.3-argon/test
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+docker build --no-cache -t phpearth/test:7.3-cli -f ../../docker/7.3-cli.Dockerfile ../../docker || exit 1
+docker build --no-cache -t phpearth/test:7.3-argon -f Dockerfile .
+
+i=0
+time dgoss run -it phpearth/test:7.3-argon || ((i++))
+
+exit $i
diff --git a/tests/7.3-cgi/goss.yaml b/tests/7.3-cgi/goss.yaml
new file mode 100644
index 0000000..4e585e4
--- /dev/null
+++ b/tests/7.3-cgi/goss.yaml
@@ -0,0 +1,49 @@
+command:
+  php-cgi -m:
+    exit-status: 0
+    stdout:
+    - '[PHP Modules]'
+    - bcmath
+    - bz2
+    - calendar
+    - cgi-fcgi
+    - Core
+    - ctype
+    - curl
+    - date
+    - dom
+    - exif
+    - fileinfo
+    - filter
+    - ftp
+    - hash
+    - iconv
+    - json
+    - libxml
+    - mbstring
+    - openssl
+    - pcre
+    - Phar
+    - posix
+    - readline
+    - Reflection
+    - session
+    - shmop
+    - SimpleXML
+    - sockets
+    - SPL
+    - standard
+    - sysvmsg
+    - sysvsem
+    - sysvshm
+    - tokenizer
+    - xml
+    - xmlreader
+    - xmlwriter
+    - Zend OPcache
+    - zip
+    - zlib
+    - '[Zend Modules]'
+    - Zend OPcache
+    stderr: []
+    timeout: 10000
diff --git a/tests/7.3-cgi/test b/tests/7.3-cgi/test
new file mode 100755
index 0000000..f58ac20
--- /dev/null
+++ b/tests/7.3-cgi/test
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-cgi -f ../../docker/7.3-cgi.Dockerfile ../../docker || exit 1
+
+i=0
+time dgoss run -it phpearth/test:7.3-cgi || ((i++))
+
+exit $i
diff --git a/tests/7.3-composer/Dockerfile b/tests/7.3-composer/Dockerfile
new file mode 100644
index 0000000..5d648ff
--- /dev/null
+++ b/tests/7.3-composer/Dockerfile
@@ -0,0 +1,5 @@
+FROM phpearth/test:7.3-cli
+
+RUN set -x \
+    && apk add --no-cache \
+        composer
diff --git a/tests/7.3-composer/goss.yaml b/tests/7.3-composer/goss.yaml
new file mode 100644
index 0000000..077c601
--- /dev/null
+++ b/tests/7.3-composer/goss.yaml
@@ -0,0 +1,7 @@
+command:
+  composer about:
+    exit-status: 0
+    stdout:
+    - 'Composer - Package Management for PHP'
+    stderr: []
+    timeout: 10000
diff --git a/tests/7.3-composer/test b/tests/7.3-composer/test
new file mode 100755
index 0000000..aadec4d
--- /dev/null
+++ b/tests/7.3-composer/test
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-cli -f ../../docker/7.3-cli.Dockerfile ../../docker || exit 1
+docker build -t phpearth/test:7.3-composer -f Dockerfile .
+
+i=0
+time dgoss run -it phpearth/test:7.3-composer || ((i++))
+
+exit $i
diff --git a/tests/7.3-extensions/Dockerfile b/tests/7.3-extensions/Dockerfile
new file mode 100644
index 0000000..7f0bc6a
--- /dev/null
+++ b/tests/7.3-extensions/Dockerfile
@@ -0,0 +1,15 @@
+FROM phpearth/test:7.3-cli
+
+RUN apk add --no-cache \
+    php7.3-apcu \
+    php7.3-cmark \
+    php7.3-ds \
+    php7.3-imagick \
+    php7.3-sodium \
+    php7.3-memcached \
+    php7.3-meminfo \
+    php7.3-mongodb \
+    php7.3-redis \
+    php7.3-swoole \
+    php7.3-xdebug \
+    php7.3-yaml
diff --git a/tests/7.3-extensions/goss.yaml b/tests/7.3-extensions/goss.yaml
new file mode 100644
index 0000000..1c5e83d
--- /dev/null
+++ b/tests/7.3-extensions/goss.yaml
@@ -0,0 +1,61 @@
+command:
+  php -m:
+    exit-status: 0
+    stdout:
+    - '[PHP Modules]'
+    - apcu
+    - bcmath
+    - bz2
+    - calendar
+    - cmark
+    - Core
+    - ctype
+    - curl
+    - date
+    - dom
+    - ds
+    - exif
+    - fileinfo
+    - filter
+    - ftp
+    - hash
+    - iconv
+    - imagick
+    - json
+    - sodium
+    - libxml
+    - mbstring
+    - memcached
+    - meminfo
+    - mongodb
+    - openssl
+    - pcre
+    - Phar
+    - posix
+    - readline
+    - redis
+    - Reflection
+    - session
+    - shmop
+    - SimpleXML
+    - sockets
+    - SPL
+    - standard
+    - swoole
+    - sysvmsg
+    - sysvsem
+    - sysvshm
+    - tokenizer
+    - xdebug
+    - xml
+    - xmlreader
+    - xmlwriter
+    - yaml
+    - Zend OPcache
+    - zip
+    - zlib
+    - '[Zend Modules]'
+    - Xdebug
+    - Zend OPcache
+    stderr: []
+    timeout: 10000
diff --git a/tests/7.3-extensions/test b/tests/7.3-extensions/test
new file mode 100755
index 0000000..5263170
--- /dev/null
+++ b/tests/7.3-extensions/test
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-cli -f ../../docker/7.3-cli.Dockerfile ../../docker || exit 1
+docker build -t phpearth/test:7.3-extensions -f Dockerfile .
+
+i=0
+time dgoss run -it phpearth/test:7.3-extensions || ((i++))
+
+exit $i
diff --git a/tests/7.3-litespeed/goss.yaml b/tests/7.3-litespeed/goss.yaml
new file mode 100644
index 0000000..d848445
--- /dev/null
+++ b/tests/7.3-litespeed/goss.yaml
@@ -0,0 +1,20 @@
+file:
+  /var/log/litespeed/access.log:
+    exists: true
+    linked-to: /dev/stdout
+    filetype: symlink
+  /var/log/litespeed/error.log:
+    exists: true
+    linked-to: /dev/stderr
+    filetype: symlink
+process:
+  litespeed:
+    running: true
+http:
+  http://localhost:8088:
+    status: 200
+    allow-insecure: false
+    no-follow-redirects: false
+    timeout: 5000
+    body:
+    - You have successfully installed the OpenLiteSpeed Web Server!
diff --git a/tests/7.3-litespeed/test b/tests/7.3-litespeed/test
new file mode 100755
index 0000000..3f227e9
--- /dev/null
+++ b/tests/7.3-litespeed/test
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-litespeed -f ../../docker/7.3-litespeed.Dockerfile ../../docker || exit 1
+
+i=0
+time dgoss run -p 8088:8088 phpearth/test:7.3-litespeed || ((i++))
+
+exit $i
diff --git a/tests/7.3-nginx/goss.yaml b/tests/7.3-nginx/goss.yaml
new file mode 100644
index 0000000..98d8ca4
--- /dev/null
+++ b/tests/7.3-nginx/goss.yaml
@@ -0,0 +1,27 @@
+file:
+  /var/log/nginx/access.log:
+    exists: true
+    linked-to: /dev/stdout
+    filetype: symlink
+  /var/log/nginx/error.log:
+    exists: true
+    linked-to: /dev/stderr
+    filetype: symlink
+package:
+  nginx:
+    installed: true
+port:
+  tcp:80:
+    listening: true
+    ip:
+    - 0.0.0.0
+process:
+  nginx:
+    running: true
+http:
+  http://localhost:
+    status: 200
+    no-follow-redirects: false
+    timeout: 5000
+    body:
+    - PHP Version 7.3
diff --git a/tests/7.3-nginx/test b/tests/7.3-nginx/test
new file mode 100755
index 0000000..95bef65
--- /dev/null
+++ b/tests/7.3-nginx/test
@@ -0,0 +1,8 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-nginx -f ../../docker/7.3-nginx.Dockerfile ../../docker || exit 1
+
+i=0
+time dgoss run phpearth/test:7.3-nginx || ((i++))
+
+exit $i
diff --git a/tests/7.3-phpunit/Dockerfile b/tests/7.3-phpunit/Dockerfile
new file mode 100644
index 0000000..187d9b8
--- /dev/null
+++ b/tests/7.3-phpunit/Dockerfile
@@ -0,0 +1,5 @@
+FROM phpearth/test:7.3-cli
+
+RUN set -x \
+    && apk add --no-cache \
+        phpunit
diff --git a/tests/7.3-phpunit/goss.yaml b/tests/7.3-phpunit/goss.yaml
new file mode 100644
index 0000000..976038f
--- /dev/null
+++ b/tests/7.3-phpunit/goss.yaml
@@ -0,0 +1,19 @@
+command:
+  phpunit --version:
+    exit-status: 0
+    stdout:
+    - 'by Sebastian Bergmann and contributors.'
+    stderr: []
+    timeout: 10000
+  phpunit --atleast-version 8:
+    exit-status: 1
+    stdout:
+    - ''
+    stderr: []
+    timeout: 10000
+  phpunit --atleast-version 6.3:
+    exit-status: 0
+    stdout:
+    - ''
+    stderr: []
+    timeout: 10000
diff --git a/tests/7.3-phpunit/test b/tests/7.3-phpunit/test
new file mode 100755
index 0000000..4f077e1
--- /dev/null
+++ b/tests/7.3-phpunit/test
@@ -0,0 +1,9 @@
+#!/bin/bash
+
+docker build -t phpearth/test:7.3-cli -f ../../docker/7.3-cli.Dockerfile ../../docker || exit 1
+docker build -t phpearth/test:7.3-phpunit -f Dockerfile .
+
+i=0
+time dgoss run -it phpearth/test:7.3-phpunit || ((i++))
+
+exit $i