tag online tests to be able to easily skip them

[remicollet]

When running test suite without internet connection:

There were 2 errors:

1) ZendServiceTest\ReCaptcha\ReCaptchaTest::testVerifyWithMissingChallengeField
Zend\Http\Client\Adapter\Exception\RuntimeException: Error in cURL request: Could not resolve host: www.google.com

/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client/Adapter/Curl.php:458
/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client.php:1425
/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client.php:923
/work/GIT/ZendService_ReCaptcha/src/ReCaptcha.php:465
/work/GIT/ZendService_ReCaptcha/src/ReCaptcha.php:479
/work/GIT/ZendService_ReCaptcha/test/ReCaptchaTest.php:281

2) ZendServiceTest\ReCaptcha\ReCaptchaTest::testVerifyWithMissingResponseField
Zend\Http\Client\Adapter\Exception\RuntimeException: Error in cURL request: Could not resolve host: www.google.com

/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client/Adapter/Curl.php:458
/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client.php:1425
/work/GIT/ZendService_ReCaptcha/vendor/zendframework/zend-http/src/Client.php:923
/work/GIT/ZendService_ReCaptcha/src/ReCaptcha.php:465
/work/GIT/ZendService_ReCaptcha/src/ReCaptcha.php:479
/work/GIT/ZendService_ReCaptcha/test/ReCaptchaTest.php:295

This simple fix allow to run phpunit --exclude online

Which will make downstream life easier ;)

[froschdesign]

I think, a hint in the readme file would be good:

Installation

…

Testing

…

Documentation

…

[weierophinney]

Thanks, @remicollet.