UnknownServer

[BoardofEd]

./phpunit -c phpunit.xml --testsuite="linux"
PHPUnit 5.7.27 by Sebastian Bergmann and contributors.

EEEE 4 / 4 (100%)

Time: 40.18 seconds, Memory: 14.00MB

There were 4 errors:

1. SeleniumSetupTests\ChromeTest::testPageHasTitle
   Facebook\WebDriver\Exception\UnknownServerException:

/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Exception/WebDriverException.php:118
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/HttpCommandExecutor.php:287
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/RemoteWebDriver.php:97
/home/naaiporg/Selenium-Setup-Webdriver/lib/WebDriver/WebDriverFactory.php:40
/home/naaiporg/Selenium-Setup-Webdriver/tests/ChromeTest.php:15

2. SeleniumSetupTests\ChromeTest::testPageHas25Items
   Facebook\WebDriver\Exception\UnknownServerException:

/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Exception/WebDriverException.php:118
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/HttpCommandExecutor.php:287
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/RemoteWebDriver.php:97
/home/naaiporg/Selenium-Setup-Webdriver/lib/WebDriver/WebDriverFactory.php:40
/home/naaiporg/Selenium-Setup-Webdriver/tests/ChromeTest.php:15

3. SeleniumSetupTests\FirefoxTest::testPageHasTitle
   Facebook\WebDriver\Exception\UnknownServerException: Cannot find firefox binary in PATH. Make sure firefox is installed. OS appears to be: LINUX
   Build info: version: '2.48.2', revision: '41bccdd', time: '2015-10-09 19:59:12'
   System info: host: 'ded.naaip.org', ip: '23.111.70.25', os.name: 'Linux', os.arch: 'amd64', os.version: '2.6.32-696.23.1.el6.x86_64', java.version: '1.8.0_171'
   Driver info: driver.version: FirefoxDriver

/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Exception/WebDriverException.php:118
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/HttpCommandExecutor.php:287
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/RemoteWebDriver.php:97
/home/naaiporg/Selenium-Setup-Webdriver/lib/WebDriver/WebDriverFactory.php:40
/home/naaiporg/Selenium-Setup-Webdriver/tests/FirefoxTest.php:15

4. SeleniumSetupTests\FirefoxTest::testPageHas25Items
   Facebook\WebDriver\Exception\UnknownServerException: Cannot find firefox binary in PATH. Make sure firefox is installed. OS appears to be: LINUX
   Build info: version: '2.48.2', revision: '41bccdd', time: '2015-10-09 19:59:12'
   System info: host: 'ded.naaip.org', ip: '23.111.70.25', os.name: 'Linux', os.arch: 'amd64', os.version: '2.6.32-696.23.1.el6.x86_64', java.version: '1.8.0_171'
   Driver info: driver.version: FirefoxDriver

/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Exception/WebDriverException.php:118
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/HttpCommandExecutor.php:287
/home/naaiporg/Selenium-Setup-Webdriver/vendor/facebook/webdriver/lib/Remote/RemoteWebDriver.php:97
/home/naaiporg/Selenium-Setup-Webdriver/lib/WebDriver/WebDriverFactory.php:40
/home/naaiporg/Selenium-Setup-Webdriver/tests/FirefoxTest.php:15

ERRORS!
Tests: 4, Assertions: 0, Errors: 4.

I constantly get UnknownServer errors even though the server is running and reachable.