New travis.yml file.

.travis.yml

@@ -0,0 +1,26 @@
+language: php
+
+php:
+  - 5.6
+  - 7.0
+  - 7.1
+  - 7.2
+  - 7.3
+  - 7.4
+
+# This triggers builds to run on the new TravisCI infrastructure.
+# See: http://docs.travis-ci.com/user/workers/container-based-infrastructure/
+sudo: false
+
+## Cache composer
+cache:
+  directories:
+    - $HOME/.composer/cache
+
+install:
+  - travis_retry composer install --no-interaction
+  - composer require --dev "phpunit/phpunit"
+
+script:
+  - composer validate --strict
+  - vendor/bin/phpunit -c tests/phpunit.xml

README.mdown

@@ -4,6 +4,7 @@
 
 [![Total Downloads](https://img.shields.io/packagist/dt/cardgate/omnipay-cardgate.svg)](https://packagist.org/packages/cardgate/cardgate-omnipay)
 [![Latest Version](https://img.shields.io/packagist/v/cardgate/omnipay-cardgate.svg)](https://github.com/cardgate/cardgate-omnipay/releases)
+[![Build Status](https://travis-ci.org/cardgate/omnipay-cardgate.svg?branch=master)](https://travis-ci.org/cardgate/cardgate-omnipay)
 
 ## Installation
 

phpunit.xml.dist

@@ -0,0 +1,23 @@
+
+<?xml version="1.0" encoding="UTF-8" ?>
+<phpunit
+        backupGlobals="false"
+        backupStaticAttributes="false"
+        bootstrap="tests/bootstrap.php"
+        colors="true"
+        convertErrorsToExceptions="true"
+        convertNoticesToExceptions="true"
+        convertWarningsToExceptions="true"
+        processIsolation="false"
+        stopOnFailure="false"
+        syntaxCheck="false">
+    <php>
+        <ini name="display_errors" value="stderr" />
+        <ini name="error_log" value="/dev/null" />
+    </php>
+    <testsuites>
+        <testsuite name="Unit tests">
+            <directory>./tests</directory>
+        </testsuite>
+    </testsuites>
+</phpunit>