Improved testing

Author: GrahamCampbell

.travis.yml

@@ -6,10 +6,10 @@ php:
   - 5.6
   - hhvm
 
-before_install:
-  - composer self-update
-  
+sudo: false
+
 install:
-  - composer install --prefer-source --no-interaction --dev
+  - travis_retry composer install --no-interaction --prefer-source
 
-script: phpunit
+script:
+  - vendor/bin/phpunit

phpunit.xml

@@ -7,12 +7,23 @@
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
          processIsolation="false"
+         stopOnError="false"
          stopOnFailure="false"
-         syntaxCheck="false"
+         syntaxCheck="true"
+         strict="false"
+         verbose="true"
 >
     <testsuites>
-        <testsuite name="Package Test Suite">
-            <directory suffix=".php">./tests/</directory>
+        <testsuite name="API Test Suite">
+            <directory suffix="Test.php">./tests</directory>
         </testsuite>
     </testsuites>
+    <filter>
+        <whitelist processUncoveredFilesFromWhitelist="true">
+            <directory suffix=".php">./src</directory>
+            <exclude>
+                <directory>./src/config</directory>
+            </exclude>
+        </whitelist>
+    </filter>
 </phpunit>